Release Notes: C C NA E x p lor ati on v 4 . 0
Netw or k F u n d am en tals – Release 4 . 0 ( 1 )
Purpose
Release 4.0(1) of Net work Fu n d amen t als i s t he fi rst mai n t en an ce release of t he fi rst cou rse i n t he
C C NA Ex p lorat i on cu rri cu lu m. These n ot es p rov i d e d et ai led i n format i on ab ou t t hi s release,
i n clu d i n g cu rri cu lu m con t en t , k n own i ssu es, u p d at es an d fi x es, an d su p p ort i n format i on .
R el ea se C on t en t
Component
E-L earn i n g C on t en t
D es c r i pti on
11chap t ers
Eag le Serv er v 2.0
Prov i d es n et work serv i ces t o offli n e classroom lab s.
L ab s
3 5 han d s-on lab s i n v olv i n g n et work i n g eq u i p men t
C ase St u d y
1 fi n al case st u d y i n chap t er 11
Pack et Tracer v 4.11
C hap t er Q u i z z es
V ersi on 4.11 i s recommen d ed an d en ab les st u d en t s t o comp let e
t he 6 1 emb ed d ed Pack et Tracer act i v i t i es i n si mu lat ed n et work s.
V ersi on 4.11 i s comp at i b le wi t h all C C NA D i scov ery cou rses
11Su mmary an d rev i ew sect i on s whi ch i n clu d e C heck Y ou r
Un d erst an d i n g rev i ew assessmen t s, Pack et Tracer Sk i lls
In t eg rat i on C hallen g e act i v i t i es an d To L earn M ore q u est i on s,
li n k s an d su g g est ed act i v i t i es
11 chap t er q u i z z es
Fi n al Ex am
1 fi n al ex am cov eri n g chap t ers 2-11
Su mmary an d Rev i ew
C hap t er Ex ams
10 chap t er ex ams, n o ex am for chap t er 1
Sk i lls-b ased assessmen t
2 sk i lls-b ased assessmen t s t o v eri fy t he u n d erst an d i n g of cou rse
con cep t s
K n ow n I ssues a n d C a v ea t s
I tem
G r a ph i c R es ol u ti on
A d ob e F l a s h P l a y er
G l os s a r y
V i d eo V ol u me
L a b a nd P T A c ti v i ty
T i tl es
D es c r i pti on
Thi s cu rri cu lu m was d esi g n ed for v i ewi n g wi t h a screen resolu t i on of
1024 X 7 6 8 or less. If v i ewed i n a hi g her resolu t i on , i t ems may n ot
d i sp lay p rop erly i n t he med i a area.
Thi s cu rri cu lu m was d esi g n ed for v i ewi n g u si n g A d ob e Flash Play er
8. C ert ai n v ersi on s of Flash Play er 8 may p rod u ce u n d esi rab le si d e
effect s. If y ou ex p eri en ce i ssu es u si n g Flash Play er 8, we recommen d
u p g rad i n g t o Flash Play er 9 .
Thi s cou rse i n clu d es a g lossary wi t h hy p erli n k ed t erms. En han cemen t s
are p lan n ed t o b e mad e t o t hi s g lossary i n a fu t u re release. Some
g lossary d efi n i t i on s may con t ai n on ly a “ See A lso” li n k b y d esi g n .
The v olu me con t rol for t he t wo v i d eos i n chap t er 1 d oes n ot fu n ct i on
p rop erly . When t ry i n g t o red u ce t he v olu me, t he v olu me t u rn s off
(mu t es), an d can n ot b e t u rn ed b ack on u n less t he p ag e i s reload ed . Thi s
b ehav i or i s sched u led t o b e fi x ed i n t he n ex t release.
The t i t les i n t he lab an d Pack et Tracer act i v i t y PD F d ocu men t s an d t he
t i t les u sed i n lab referen ces i n t he e-learn i n g con t en t may n ot b e an ex act
mat ch.
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 1 of 39
Cou r s e I nd ex
Content D el i v er y
L i nu x O per a ti ng
S y s tem S u ppor t
The cou rse i n d ex t i t les are t ru n cat ed d u e t o t he lack of word wrap p i n g .
Howev er, t he fu ll t i t les ap p ear i n t he ap p rop ri at e t i t le b ars i n t he cou rse.
Thi s cou rse may b e d eli v ered t hrou g h d i fferen t chan n els. The p ri mary
d eli v ery chan n els for t he cou rse are A cad emy C on n ect i on or a local Web
serv er. T h e r ec ommend ed meth od i s to d el i v er th e c ou r s e th r ou g h a
l oc a l Web s er v er . Secon d ary chan n els for d eli v ery i n clu d e i n st alli n g t he
con t en t d i rect ly t o a work st at i on or PC .
When con t emp lat i n g t he v ari ou s d eli v ery op t i on s, ad mi n i st rat ors an d
i n st ru ct ors shou ld con si d er t he d i v ersi t y of p lat forms on whi ch t he cou rse
an d i t s con t en t mu st op erat e, an d n ot e t he followi n g g u i d eli n es:
•
Select t he d own load p ack ag e (Wi n d ows or L i n u x z i p fi le) t hat
corresp on d s t o y ou r serv er/ work st at i on op erat i n g sy st em
•
When p ossi b le, con fi g u re t he con t en t t o b e d eli v ered t hrou g h a local
Web serv er when p resen t i n g t o a class or ov er an acad emy L A N
•
When i n st alli n g t he cou rse on a st an d alon e work st at i on or PC ,
p lease b e aware of t he followi n g :
o
D i sab le all p op u p b lock er soft ware, t oolb ars, an d ap p li cat i on s
o
A ccep t an y A ct i v eX warn i n g messag es when v i ewi n g cou rse
con t en t
o
Nav i g at e wi t hi n t he cou rse wi n d ow t o av oi d A ct i v eX p op -u p s
t hat can b e g en erat ed b y cert ai n comb i n at i on s of op erat i n g
sy st ems an d b rowsers
Thi s cou rse u ses t he lat est feat u res i n Flash t echn olog y . A n i n st aller was
u sed t o ai d i n t he local d ep loy men t of t hi s p rod u ct t o Wi n d ows u sers.
Howev er, for L i n u x u sers, t he Flash Play er secu ri t y set t i n g s mu st b e set
man u ally t o ru n t he cou rse t hrou g h a b rowser on a local work st at i on / PC .
In st alli n g a st an d alon e cu rri cu lu m on a L i n u x op erat i n g sy st em req u i res
ad d i t i on al st ep s aft er u n z i p p i n g t he cou rse t o t he fi le sy st em. A ft er t he
cou rse i s u n z i p p ed , v i si t t he M acromed i a’ s secu ri t y set t i n g s p ag e at :
www.macromed i a.com/ su p p ort / d ocu men t at i on / en / flashp lay er/ help / set t i n g
s_ man ag er04.ht ml
A ft er t he p ag e load s, some secu ri t y op t i on s wi ll b e d i sp lay ed . V eri fy t hat
A l wa y s a s k i s select ed . In t he d rop -d own men u , select A d d l oc a ti on,
an d t hen b rowse for t he cou rse fold er. A ft er t he d i rect ory has b een
mark ed as secu re, close all b rowser wi n d ows. Nav i g at e t o t he cou rse
fold er an d cli ck t he i n d ex .ht ml fi le t o lau n ch t he cou rse.
Cou r s e N a v i g a ti on
Un d er cert ai n con d i t i on s, “ A llow b lock ed con t en t ” A ct i v eX p op u p
f or L oc a l I ns ta l l a ti on messag es may ap p ear i n a y ellow b ar at t he t op of t he screen . If y ou
on a Wor k s ta ti on/P C recei v e t hese messag es, select “ allow b lock ed con t en t ” t o con t i n u e. On
t he lau n ch p ag e for t he cou rse, select t he lau n ch cou rse b u t t on t o v i ew
t he cou rse con t en t . Some u sers may recei v e a secon d “ A llow b lock ed
con t en t ” A ct i v eX p op u p messag e. C li ck t he y ellow b ar at t he t op of t he
screen an d choose “ allow b lock ed con t en t ” t o b eg i n u si n g t he cou rse.
N ote: To av oi d ex cessi v e A ct i v eX p op u p messag es, d o n ot u se t he
lau n ch p ag e chap t er d rop d own men u t o mov e b et ween cou rse chap t ers.
In st ead , u se feat u res su ch as t he cou rse i n d ex , b ack an d n ex t b u t t on s,
an d locat i on b ox at t he b ot t om of t he cou rse con t en t t o n av i g at e wi t hi n
t he cou rse b rowser wi n d ow. For more i n format i on on t hese n av i g at i on
feat u res, we recommen d rev i ewi n g t he C ou rse Tou r, whi ch can b e
accessed from t he cou rse lau n ch p ag e.
To st op t he i n format i on b ar from b lock i n g fi le an d soft ware d own load s for
In t ern et Ex p lorer, we recommen d t he followi n g st ep s:
•
Op en In t ern et Ex p lorer.
•
Select T ool s > I nter net O pti ons
•
C li ck t he S ec u r i ty t ab , an d select Cu s tom L ev el
•
D o on e or b ot h of t he followi n g :
o
To t u rn off t he In format i on b ar for fi le d own load s, scroll t o t he
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 2 of 39
•
D own load s sect i on an d en ab le au t omat i c p romp t i n g for fi le
d own load s.
o
To t u rn off t he In format i on b ar for A ct i v eX con t rols, scroll t o t he
A ct i v eX con t rols an d p lu g -i n s sect i on , an d en ab le au t omat i c
p romp t i n g for A ct i v eX con t rols.
C li ck O K , cli ck Y es t o con fi rm t hat y ou wan t t o mak e t he chan g e,
an d t hen cli ck O K ag ai n .
To st op t he i n format i on b ar from b lock i n g fi le an d soft ware d own load s for
M oz i lla Fi refox , we recommen d t he followi n g st ep s:
•
To access t he Pop u p B lock er Op t i on s, select T ool s > O pti ons >
Content. From t here, y ou can d o t he followi n g t hi n g s:
o
B l oc k pop-u p wi nd ows : D eselect t hi s op t i on t o d i sab le t he
p op u p b lock er alt og et her.
o
E x c epti ons : Use t hi s op t i on t o sp eci fy whi ch si t es can d i sp lay
p op u p s. Y ou can allow or remov e si t es from t he li st .
P a c k et T r a c er
E v a l u a ti on F eed b a c k
D u e t o t he ev alu at i v e n at u re of Pack et Tracer act i v i t y fi les, all cou rse
act i v i t i es hav e a “ C heck Resu lt s” b u t t on t hat su b mi t s t he st u d en t ’ s work
for ev alu at i on , an d p rov i d es feed b ack . Thi s i n clu d es ob serv at i on al
act i v i t i es t hat d o n ot i n v olv e an y con fi g u rat i on t ask s. Pack et Tracer fi les
are ev alu at ed b y comp ari n g t he n et work su b mi t t ed b y a st u d en t t o an
“ an swer n et work .”
A ct i v i t i es t hat req u i re st u d en t s t o p erform con fi g u rat i on s hav e a d efau lt
feed b ack messag e t hat st at es: “ Thi s act i v i t y i s i n comp let e, p lease t ry
ag ai n .” Thi s messag e wi ll ap p ear u n t i l all con fi g u rat i on t ask s are p rop erly
comp let ed .
For act i v i t i es t hat req u i re ob serv at i on on ly , t he st at e of t he n et work wi ll
n ot chan g e. If t he “ C heck Resu lt s” b u t t on i s select ed , t he feed b ack wi ll
say : “ C on g rat u lat i on s on comp let i n g t hi s act i v i t y ,” ev en t hou g h t he act i v i t y
may n ot b e comp let ed . If t hi s occu rs, t he st u d en t shou ld fi n i sh all of t he
i n st ru ct i on s i n t he ob serv at i on act i v i t y t o comp let e i t .
U pd a t es a n d F i x es
Thi s mai n t en an ce release i n clu d es t he followi n g fi x es t hat ad d ress i ssu es rep ort ed t o t he G lob al
Su p p ort D esk :
S ec ti on
0.0.1.1
(p ag e 3 )
0.0.1.3
0.0.1.9
1.1.1.4
R epor ted I s s u e/E r r or
S ol u ti on
Remov e t he closi n g p aren t hesi s i n t he
last p arag rap h.
Remov e t he closi n g p aren t hesi s i n t he last
p arag rap h.
In sert a sp ace aft er d ash.
The t i t le of t he han d s-on lab i s d i fferen t
from t he t i t le of t he med i a. The han d son lab t i t le i s "Usi n g G oog le Eart h t o
In sert a sp ace aft er d ash.
C han g e t he t i t le of t he med i a han d s-on lab
t o "Usi n g G oog le Eart h t o V i ew t he World ".
In t he 1st p arag rap h, 2n d sen t en ce, t he C han g e:
word "cou n t ri es" i s mi ssi n g aft er "ov er
"Schools, colleg es, u n i v ersi t i es an d ot her
16 0"
en t i t i es i n ov er 16 0 p art i ci p at e i n t he
p rog ram."
To:
"Schools, colleg es, u n i v ersi t i es an d ot her
en t i t i es i n ov er 16 0 cou n t ri es p art i ci p at e i n
t he p rog ram."
The last p arag rap h, last sen t en ce has a The last p arag rap h, last sen t en ce has a
closi n g p aren t hesi s, b u t n o op en i n g
closi n g p aren t hesi s, b u t n o op en i n g
p aren t hesi s.
p aren t hesi s.
Pag e 9 , 6 t h p arag rap h, n eed a sp ace
aft er t he en d ash (-).
Pag e 9 , 6 t h p arag rap h, n eed a sp ace aft er
t he en d ash (-).
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 of 39
1.1.5 .1
V i ew t he World " an d t he t i t le of t he
med i a i s "Net work s Su p p ort i n g t he Way
We L i v e".
3 rd p arag rap h, 2n d sen t en ce has an
ex t ra "t hat " i n i t .
1.2.2.1
Un d er t he head i n g "Ex t ern al Fact ors",
t he t hi rd b u llet has a sp elli n g mi st ak e:.
"ad d ressed " shou ld b e "ad d ressed ".
1.3 .1.1
In t he secon d head er, we n eed t o hav e
sp aces arrou n d t he word "p i n g ".
1.3 .2.4
1.3 .3 .2
3 rd p arag rap h, 2n d sen t en ce:
C han g e:
"Play ers p art i ci p at e i n an y k i n d of on li n e
comp et i t i on t hat t hat g ame d esi g n ers can
i mag i n e."
To:
"Play ers p art i ci p at e i n an y k i n d of on li n e
comp et i t i on t hat g ame d esi g n ers can
i mag i n e."
C han g e:
"The n u mb er of t i mes t he messag e has t o
b e red i rect ed or read d ressed "
To:
"The n u mb er of t i mes t he messag e has t o
b e red i rect ed or read d ressed "
A d d sp aces arrou n d t he word "p i n g ".
The fi rst p arag rap h, secon d p art of t he C han g e:
fi rst sen t en ce shou ld hav e t he word "t o" "Hu man b ei n g s oft en seek t o sen d an d
ad d ed an d t he let t er "s" ad d ed .
recei v e a v ari et y of messag e u si n g comp u t er
ap p li cat i on s; t hese ap p li cat i on s req u i re
serv i ces b e p rov i d ed b y t he n et work ."
To:
"Hu man b ei n g s oft en seek t o sen d an d
recei v e a v ari et y of messag es u si n g
comp u t er ap p li cat i on s; t hese ap p li cat i on s
req u i re serv i ces t o b e p rov i d ed b y t he
n et work ."
Pu n ct u at i on : B ot h t he 1st an d 2n d
A d d a p eri od t o t he en d of t he 1st an d 2n d
p arag rap hs are mi ssi n g a p eri od at t he p arag rap hs.
en d of t he p arag rap h
1.4.2.2
1st p arag rap h, 3 rd sen t en ce, "In d i v i d u al 1st p arag rap h, 3 rd sen t en ce, "In d i v i d u al
b lock s con t ai n i n g ad d ressi n g
b lock s con t ai n i n g ad d ressi n g i n format i on
i n format i on i n d i cat es b ot h t hei r
i n d i cat es b ot h t hei r ori g i n at i on p oi n t an d
ori g i n at i on p oi n t an d t hei r fi n al
t hei r fi n al d est i n at i on ."
d est i n at i on ."
C han g e "i n d i cat es" t o "i n d i cat e".
C han g e "i n d i cat es" t o "i n d i cat e".
1.4.3 .1
If y ou cli ck t he “ Hi erarchi cal” b u t t on , t he C han g e:
t ex t -b ox has "ad d resses" mi ssp elled i n
"t op lev el ad d resses so local"
t he 1st p arag rap h.
To:
"t op lev el ad d resses so local"
C han g e "St reamn g " t o "St reami n g " on
C han g e "St reamn g " t o "St reami n g " on t op t op -ri g ht b lu e b ox .
ri g ht b lu e b ox .
1.4.4.1
1.4.4.3
C han g e "Ti me :Pri ce" t o "Ti me : Pri ce".
C han g e "Ti me :Pri ce" t o "Ti me : Pri ce".
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 4 of 39
1.4.4.3
A d d p eri od t o 3 rd b u llet .
A d d p eri od t o 3 rd b u llet .
1.4.5 .3
The t i t le of t he han d s-on lab i s d i fferen t
from t he t i t le of t he med i a. The han d son lab t i t le i s "Id en t i fy i n g Top Secu ri t y
V u ln erab i li t i es" an d t he t i t le of t he
med i a i s "Prov i d i n g Net work Secu ri t y ".
Ti t le of Pack et Tracer act i v i t y i n t he
med i a i s i n correct
C han g e t he t i t le of t he med i a han d s-on lab
t o "Id en t i fy i n g Top Secu ri t y V u ln erab i li t i es".
C han g e t ex t i n t he med i a t o "Sk i lls
In t eg rat i on C hallen g e-In t rod u ct i on t o
Pack et Tracer".
C han g e t ex t i n t he med i a t o "Sk i lls
In t eg rat i on C hallen g e-In t rod u ct i on t o Pack et
Tracer".
1.7 .1.3
1.7 .1.3
2.1.2.2
2.2.3 .1
2.2.5
2.3 .1.1
Tex t shou ld b e: "L ab eli n g p rov i d es for
ord eri n g an d assemb li n g t he p i eces
when t hey arri v e."
Pu n ct u at i on : The last p arag rap h i s
mi ssi n g a p eri od at t he en d of t he
p arag rap h
In t he 2.2.5 t i t le, a sp ace i s mi ssi n g
b efore t he word "t o".
A d d sp ace aft er "t m".
There i s a ex t ra word "a" i n t he last
sen t en ce of t he fi rst p raag rap h.
2.3 .1.1
The 4t h p arag rap h, 3 rd sen t en ce: t he
word serv i ces shou ld hav e t he "s"
remov ed .
2.3 .2.1
In t he b u llet i n t rod u ct i on an d i n t he 2n d
b u llet t he word "p rocesses" an d
"p rocess" i s con fu si n g as y ou hav e a
p rocess of p rocesses.
C han g e:
"C on fi g u re V TP"
To:
"In t rod u ct i on t o Pack et Tracer"
chan g e t ex t i n med i a
A d d a p eri od t o t he en d of t he last
p arag rap h.
A d d sp ace aft er "t m".
C han g e:
"In ou r d ay -t o-d ay p erson al commu n i cat i on ,
t he ru les we u se t o commu n i cat e ov er on e
med i u m, li k e a t elep hon e call, are n ot
n ecessari ly t he same as t he p rot ocols for
u si n g an ot her med i u m, su ch as a sen d i n g a
let t er."
To:
"In ou r d ay -t o-d ay p erson al commu n i cat i on ,
t he ru les we u se t o commu n i cat e ov er on e
med i u m, li k e a t elep hon e call, are n ot
n ecessari ly t he same as t he p rot ocols for
u si n g an ot her med i u m, su ch as sen d i n g a
let t er."
C han g e:
"The p rot ocols are v i ewed as a lay ered
hi erarchy , wi t h each hi g her lev el serv i ces
d ep en d i n g on t he fu n ct i on ali t y d efi n ed b y t he
p rot ocols shown i n t he lower lev els."
To:
"The p rot ocols are v i ewed as a lay ered
hi erarchy , wi t h each hi g her lev el serv i ce
d ep en d i n g on t he fu n ct i on ali t y d efi n ed b y t he
p rot ocols shown i n t he lower lev els."
For t he 2n d b u llet .
C han g e:
"The p rocess b y whi ch n et work i n g d ev i ces
share"
To:
"The met hod b y whi ch n et work i n g d ev i ces
share"
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 5 of 39
2.3 .2.1
2.3 .4.1
2.3 .5 .1
2.4.2.1
2.4.3 .1
2.4.4.1
In t he b u llet i n t rod u ct i on an d i n t he 2n d
For t he 2n d b u llet .
b u llet t he word "p rocesses" an d
C han g e:
"p rocess" i s con fu si n g an d as y ou hav e "The p rocess b y whi ch n et work i n g d ev i ces
a p rocess of p rocesses.
share"
To:
For t he 2n d b u llet .
"The met hod b y whi ch n et work i n g d ev i ces
C han g e:
share"
"The p rocess b y whi ch n et work i n g
d ev i ces share"
To:
"The met hod b y whi ch n et work i n g
d ev i ces share"
C orrect sp elli n g of Tran sfer
C orrect sp elli n g of Tran sfer
Pu n ct u at i on : The last p arag rap hs i s
mi ssi n g a p eri od at t he en d of t he
p arag rap h
3 rd p arag rap h, last sen t en ce. D oes t he
OSI mod el hav e a p rocess or mu lt i p le
p rocesses.
A d d a p eri od t o t he en d of t he last
p arag rap h.
If mu lt i p le p rocesses t hen
C han g e:
"The p ri mary p u rp ose of a referen ce mod el
i s t o ai d i n clearer u n d erst an d i n g of t he
fu n ct i on s an d p rocess i n v olv ed ."
To:
"The p ri mary p u rp ose of a referen ce mod el
i s t o ai d i n clearer u n d erst an d i n g of t he
fu n ct i on s an d p rocesses i n v olv ed ."
The last p arag rap h i s mi ssi n g a p eri od
C han g e:
at t he en d .
"The RFC s also con t ai n t echn i cal an d
org an i z at i on al d ocu men t s ab ou t t he In t ern et ,
i n clu d i n g t he t echn i cal sp eci fi cat i on s an d
p oli cy d ocu men t s p rod u ced b y t he In t ern et
En g i n eeri n g Task Force (IETF)"
To:
"The RFC s also con t ai n t echn i cal an d
org an i z at i on al d ocu men t s ab ou t t he In t ern et ,
i n clu d i n g t he t echn i cal sp eci fi cat i on s an d
p oli cy d ocu men t s p rod u ced b y t he In t ern et
En g i n eeri n g Task Force (IETF)."
The med i a i s n ot easy t o follow
Remov e t he g reen ov al an d rep lace i t wi t h a
b ecau se t he PD A an d t he p erson at t he g en eri c n et work clou d .L eav e t he rou t ers
d esk are off t o t he si d e. A lso, remov e
where t hey are n ow an d hav e each rou t er
t he g reen ov al arou n d t he t wo rou t ers
j u st t ou chi n g t he en d of t he n et work clou d
as i t n ot n ecessary .
an d leav e t he b lu e li n es. The b lu e li n es
shou ld b e v i si b le wi t hi n t he clou d .
2.4.4.1
TC P/ IP mod el t ex t i s mi ssi n g from
ab ov e t he lay ers.
2.4.4.1
1 - M ov e TC P/ IP mod el shou ld b e ov er
t he t wo b ox es wi t h A p p li cat i on .
D elet e t he t wo rou t er i con s an d g reen ov al,
an d rep lace t hem wi t h a g en eri c n et work
clou d .
ad d t cp / i p
1 - M ov e TC P/ IP mod el shou ld b e ov er t he
t wo b ox es wi t h A p p li cat i on .
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 6 of 39
2.4.5 .1
2.4.6 .1
2.4.6 .2
2.4.6 .2
2.5 .5 .1
2.6 .2
2 - The clou d shou ld b e chan g ed t o
g reen shad i n g as i n t he li v e cou rse.
2 - The clou d shou ld b e chan g ed t o g reen
shad i n g as i n t he li v e cou rse.
In t he en cap su lat i on d i ag ram t here i s a
"Frame head er" at b ot h en d s of t he
frame.
When t he IP ad d ress head er i s ad d ed
i n t he flash an i mat i on , t he "Prot ocol
En cap su lat i on Terms" i mag e i n correct ly
shows t he IP Pack et i n clu d i n g t he
Frame t rai ler.
A ft er t he Et hern et Frame i s remov ed i n
t he flash an i mat i on , t he "Prot ocol
En cap su lat i on Terms" i mag e i n correct ly
shows t he IP Pack et i n clu d i n g t he
Frame t rai ler.
In t he p op u p b ox es ab ov e t he b i t s,
Et hern et an d D at a t ex t n eed s t o b e
swap p ed , an d IP an d TC P n eed s t o b e
swap p ed . K eep all colors of t he b ox es
i n t he same locat i on s an d k eep t he
ord er of t he b ox remov als t he same.
Remov e all of IP b ox , d on ' t leav e t he
b lu e b ox .
2n d p arag rap h, last sen t en ce: C han g e
Rou t er t o rou t er.
C han g e t he 2n d "Frame head er" (t he on e at
t he en d of t he frame) t o "Frame t rai ler".
C han g e "Rou t er" t o "rou t er".
In 2.6 .2 p ag e t i t le, a sp ace i s mi ssi n g
b efore t he word "t o".
C han g e t he hi g hli g ht ed area i n t he IP p ack et
from IP, TC P, D at a an d Frame t rai ler t o IP,
TC P an d D at a on ly .
C han g e t he hi g hli g ht ed area i n t he IP p ack et
from IP, TC P, D at a an d Frame t rai ler t o IP,
TC P an d D at a on ly .
In t he p op u p b ox es ab ov e t he b i t s, Et hern et
an d D at a t ex t n eed s t o b e swap p ed , an d IP
an d TC P n eed s t o b e swap p ed . K eep all
colors of t he b ox es i n t he same locat i on s
an d k eep t he ord er of t he b ox remov als t he
same. Remov e all of IP b ox , d on ' t leav e t he
b lu e b ox .
C han g e "Rou t er" t o "rou t er".
A d d a sp ace aft er "t m" t o b ot h p ag es 2.6 .2.1
an d 2.6 .2.2.
A d d a sp ace aft er "t m" t o b ot h p ag es
2.6 .2.1 an d 2.6 .2.2.
2.6 .2.1
Remov e ft p li n k from t he lab .
2.6 .2.1
The i n t rod u ct i on t o t he lab i s con fu si n g . C han g e:
C han g e t he word i n g .
"In t hi s lab , y ou wi ll learn b eg i n learn i n g t he
v ery p owerfu l Wi reshark t ool b y cap t u ri n g
("sn i ffi n g ") t raffi c off of t he mod el n et work ."
To:
"In t hi s lab , y ou wi ll b eg i n t o learn t o u se t he
v ery p owerfu l Wi reshark t ool b y cap t u ri n g
("sn i ffi n g ") t raffi c off of t he mod el n et work ."
4t h b u llet i n t he g rap hi c, t here are t wo
remov e ex t ra sp ace
sp aces aft er t he ":" an d b efore "The".
2.7 .1.1
Remov e ft p li n k from t he lab .
2.8.1.1
Q u est i on # 8, Ri g ht colu mn : OSI lay er
n ame "D at a L In k " shou ld b e "D at a
L i n k ".
chan g e colu mn on t he ri g ht t o D at a L i n k
3 .0.0.1
The fou rt h b u llet shou ld b e SM TP/ POP
an d n ot STM P/ POP.
C han g e:
"D escri b e t he fu n ct i on of well-k n own TC P/ IP
ap p li cat i on s, su ch as t he World Wi d e Web
an d emai l, an d t hei r relat ed serv i ces (HTTP,
D NS, SM B , D HC P, STM P/ POP, an d
Teln et )."
To:
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 7 of 39
3 .0.1.1
3 .0.1.1
3 .1.2.1
3 .1.3 .1
3 .2.1
3 .2.1.1
The fi rst b u llet has t ex t cu t
ri g ht si d e. The li n e sp aci n g
b u llet ed li st look s d i fferen t
p ag es.
Pu n ct u at i on : The 1st p arag
mi ssi n g a p eri od at t he en d
sen t en ce.
off on t he
for t he
from ot her
rap h i s
of t he 2n d
Parag rap h b reak s are mi ssi n g b efore
t he head i n g "Net work -A ware
A p p li cat i on s" an d aft er.
Wi t hi n t he A p p li cat i on lay er, t here are
t wo forms of soft ware p rog rams or
p rocesses t hat p rov i d e access t o t he
n et work : ap p li cat i on s an d serv i ces.
Net work -A ware A p p li cat i on s
A p p li cat i on s are t he soft ware p rog rams
u sed b y p eop le t o commu n i cat e ov er
t he n et work . Some en d -u ser
ap p li cat i on s are n et work -aware,
mean i n g t hat t hey i mp lemen t t he
ap p li cat i on lay er p rot ocols an d are ab le
t o commu n i cat e d i rect ly wi t h t he lower
lay ers of t he p rot ocol st ack . E-mai l
cli en t s an d web b rowsers are ex amp les
of t hese t y p es of ap p li cat i on s.
In t he 1st p arag rap h, 2n d sen t en ce, t he
word "wi t h" i s mi ssi n g aft er "p rov i d e
p eop le".
Ti t le read s ' 3 .2.1 The C li en t -Sev er
M od el' - Serv er i s mi ssp elled .
The last li n e i n t he t ex t area i s mi ssi n g
t he word "t o".
"D escri b e t he fu n ct i on of well-k n own TC P/ IP
ap p li cat i on s, su ch as t he World Wi d e Web
an d emai l, an d t hei r relat ed serv i ces (HTTP,
D NS, SM B , D HC P, SM TP/ POP, an d
Teln et )."
C orrect t he t ex t t o ad d t he fu ll acron y m
"O S I " for b u llet 1 an d hav e t he format an d
st y le mat ch ot her b u llet li st s wi t hi n t he
cou rse.
C han g e:
"These ap p li cat i on s, an d man y ot hers,
p rov i d e t he hu man i n t erface t o t he
u n d erly i n g n et work , en ab li n g u s t o sen d an d
recei v e i n format i on wi t h relat i v e ease"
To:
"These ap p li cat i on s, an d man y ot hers,
p rov i d e t he hu man i n t erface t o t he
u n d erly i n g n et work , en ab li n g u s t o sen d an d
recei v e i n format i on wi t h relat i v e ease."
A d d a p arag rap h b reak b efore an d aft er
Net work -A ware A p p li cat i on s.
Net work -A ware A p p li cat i on s
A p p li cat i on s are t he soft ware p rog rams u sed
b y p eop le t o commu n i cat e ov er t he n et work .
Some en d -u ser ap p li cat i on s are n et work aware, mean i n g t hat t hey i mp lemen t t he
ap p li cat i on lay er p rot ocols an d are ab le t o
commu n i cat e d i rect ly wi t h t he lower lay ers of
t he p rot ocol st ack . E-mai l cli en t s an d web
b rowsers are ex amp les of t hese t y p es of
ap p li cat i on s.
C han g e:
"Whi le ap p li cat i on s p rov i d e p eop le a way t o
creat e messag es an d ap p li cat i on lay er
serv i ces est ab li sh an i n t erface t o t he
n et work , p rot ocols p rov i d e t he ru les an d
format s t hat g ov ern how d at a i s t reat ed ."
To:
"Whi le ap p li cat i on s p rov i d e p eop le wi t h a
way t o creat e messag es an d ap p li cat i on
lay er serv i ces est ab li sh an i n t erface t o t he
n et work , p rot ocols p rov i d e t he ru les an d
format s t hat g ov ern how d at a i s t reat ed ."
C han g e:
"3 .2.1 The C li en t -Sev er M od el"
To:
"3 .2.1 The C li en t -Serv er M od el"
C han g e:
"Rollov er t he t ab s i n t he med i a v i ew fi le
t ran sfer."
To:
"Rollov er t he t ab s i n t he med i a t o v i ew fi le
t ran sfer."
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 8 of 39
3 .2.2.1
3 .2.4.1
3 .2.4.1
3 .3 .1.1
3 .3 .1.1
3 .3 .1.1
3 .3 .1.4
3 .3 .2.1
3 .3 .2.1
The last t wo p arag rap hs are mi ssi n g a
p arag rap h b reak b et ween t hem.
B et ween p arag rap h t wo an d t hree ad d a
p arag rap h b reak .
When u si n g an FTP cli en t , for ex amp le,
i f y ou req u est t o u p load d at a t o t he FTP
serv er, y ou may hav e p ermi ssi on t o
wri t e t o y ou r i n d i v i d u al fold er b u t n ot t o
read ot her fi les on t he si t e.
I n a c l i ent/s er v er networ k , t he serv er
ru n s a serv i ce, or p rocess, somet i mes
called a serv er d aemon . L i k e most
serv i ces, d aemon s t y p i cally ru n i n t he
b ack g rou n d an d are n ot u n d er an en d
u ser' s d i rect con t rol.
The acron y m for Peer-t o-Peer i s n ot
p 2p .
When u si n g an FTP cli en t , for ex amp le, i f
y ou req u est t o u p load d at a t o t he FTP
serv er, y ou may hav e p ermi ssi on t o wri t e t o
y ou r i n d i v i d u al fold er b u t n ot t o read ot her
fi les on t he si t e.
In a cli en t / serv er n et work , t he serv er ru n s a
serv i ce, or p rocess, somet i mes called a
serv er d aemon . L i k e most serv i ces,
d aemon s t y p i cally ru n i n t he b ack g rou n d an d
are n ot u n d er an en d u ser' s d i rect con t rol.
C han g e: (p 2p )
To: (P2P)
ad d p arag rap h b reak an d remov e b old i n g
2n d p arag rap h, a p arag rap h b reak i s
mi ssi n g aft er "Peer-t o-Peer Net work s".
A lso, i n t he fi rst sen t en ce, t he fi rst
common seems t o b e b old ed ?
When y ou mov e t hrou g h t he b u t t on s
chan g e ord er of b u t t on s t o mat ch act i v i t y
(st ep s) 1 t hrou g h 6 t he ord er: 1, 2, 4, 3 ,
5 , 6 mak es more sen se.
In t he 4t h p arag rap h, 1st sen t en ce, t he C han g e: 19 8.13 2.219 .25
IP ad d ress for C i sco i s i n correct .
To: 19 8.13 3 .219 .25
Un d er t he D NS head i n g t here are ex t ra C orrect t ex t sp aci n g aft er each i n st an ce.
sp aces aft er t he t wo i n st an ces of
The fi rst www.ci sco.com u n d er t he D NS
"www.ci sco.com".
head i n g has an ex t ra sp ace b efore t he
comma an d t he ot her has an ex t ra sp ace
b efore t he p eri od .
The 3 rd p arag rap h has a mi ssp elled
C han g e:
word . C han g e "or" t o "of".
"The d i fferen t t op -lev el d omai n s rep resen t
t he ei t her t he t y p e of org an i z at i on or t he
cou n t ry or ori g i n ."
To:
"The d i fferen t t op -lev el d omai n s rep resen t
t he ei t her t he t y p e of org an i z at i on or t he
cou n t ry of ori g i n ."
The i n st ru ct i on s: "C li ck each b u t t on ..." ad d t ex t b ack t o med i a
i s mi ssi n g from b elow t he b u t t on s.
"For t hi s ex amp le, we wi ll u se t he URL :
ht t p :/ / www.ci sco.com/ web -serv er.ht m ."
t hi s has an ex t ra sp ace b efore t he
p eri od .
"Fi rst , t he b rowser i n t erp ret s t he t hree
p art s of t he URL :
2. www.ci sco.com(t he serv er n ame)"
has n o sp ace aft er .com an d t he
b rack et .
C han g e:
"For t hi s ex amp le, we wi ll u se t he URL :
ht t p :/ / www.ci sco.com/ web -serv er.ht m ."
t o:
"For t hi s ex amp le, we wi ll u se t he URL :
ht t p :/ / www.ci sco.com/ web -serv er.ht m."
C han g e:
"www.ci sco.com(t he serv er n ame)"
t o:
Web li n k www.ci sco.com i s n ot work i n g . "www.ci sco.com (t he serv er n ame)"
3 .3 .2.1
B u llet 2 i s n ot b old ed .
C orrect t he web li n k www.ci sco.com t o
op en .
B old t hi s t ex t an d remov e li n k .
B old t hi s t ex t an d remov e li n k .
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 9 of 39
3 .3 .2.1
3 .3 .2.2
3 .3 .2.2
3 .3 .2.2
3 .3 .2.3
3 .3 .2.3
3 .3 .3 .3
3 .3 .5 .1
3 .3 .5 .1
Remov e t hi s li n k .
Parag rap h 6 , last li n e, t he URL
"ht t p :/ / www.ci sco.com/ web -serv er.ht m"
i s a fu n ct i on i n g li n k t hat b ri n g s u p a
C i sco web p ag e t hat say s "The Pag e
Y ou Hav e Req u est ed Is Not A v ai lab le."
Remov e t hi s li n k .
In t he last p arag rap h, "Secu re HTTP"
shou ld b e chan g ed t o "HTTP Secu re".
C han g e: For secu re commu n i cat i on across
t he In t ern et , t he Secu re HTTP (HTTPS)
p rot ocol i s u sed for accessi n g or p ost i n g
web serv er i n format i on .
To: For secu re commu n i cat i on across t he
In t ern et , t he HTTP Secu re (HTTPS) p rot ocol
i s u sed for accessi n g or p ost i n g web serv er
i n format i on .
1st p arag rap h - d i ffi cu lt t o mak e ou t t he
t ex t "WWW". C han g e t o "World Wi d e
C han g e "WWW" t o "World Wi d e Web ".
Web ".
C han g e "WWW" t o "World Wi d e Web ".
"en cry p t i on " shows u p as a g lossary
t erm. Howev er, t he act u al t erm i n t he
g lossary i s "en cry p t ed ".
C han g e t he g lossary t erm:
"en cry p t ed "
t o:
"en cry p t i on "
The t ex t i s D NS an d HTTP whi le t he PT C han g e:
act i v i t y i s "C on fi g u re Serv i ces on a
"D NS an d HTTP"
Serv er an d a PC ".
To:
"C on fi g u re Serv i ces on a Serv er an d a PC "
In t hi s act i v i t y y ou wi ll con fi g u re D NS
C han g e:
an d HTTP serv i ces, an d t hen st u d y t he "In t hi s act i v i t y y ou wi ll con fi g u re D NS an d
p ack et s t hat resu lt when a web p ag e i s HTTP serv i ces, an d t hen st u d y t he p ack et s
req u est ed b y t y p i n g a URL .
t hat resu lt when a web p ag e i s req u est ed b y
t y p i n g a URL . "
t o:
"In t hi s act i v i t y , y ou wi ll con fi g u re D NS an d
HTTP serv i ces, an d t hen st u d y t he p ack et s
t hat resu lt when a web p ag e i s req u est ed b y
t y p i n g a URL ."
The li n k for "sp am" an d "fi lt eri n g " look
The li n k for "sp am" an d "fi lt eri n g " look li k e
li k e on e word i n st ead of t wo.
on e word i n st ead of t wo.
Place a sp ace b et ween t hese t wo
word s.
The 3 rd p arag rap h, 1st sen t en ce has
an ex t ra "n et work s" i n t he sen t en ce.
Remov e t he ex t ra p eri od at t he en d of
t he 2n d sen t en ce i n t he n ex t t o last
p arag rap h.
Place a sp ace b et ween t hese t wo word s.
C han g e:
"On larg er n et work s local n et work s, or where
t he u ser p op u lat i on chan g es freq u en t ly ,
D HC P i s p referred . New u sers may arri v e
wi t h lap t op s an d n eed a con n ect i on ."
To:
"On larg er local n et work s, or where t he u ser
p op u lat i on chan g es freq u en t ly , D HC P i s
p referred . New u sers may arri v e wi t h lap t op s
an d n eed a con n ect i on ."
C han g e:
"D HC P can p ose a secu ri t y ri sk b ecau se an y
d ev i ce con n ect ed t o t he n et work can recei v e
an ad d ress.."
To:
"D HC P can p ose a secu ri t y ri sk b ecau se an y
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 10 of 39
d ev i ce con n ect ed t o t he n et work can recei v e
an ad d ress."
3 .3 .5 .1
The D y n ami c Host C on fi rmat i on
Prot ocol (D HC P) serv i ce en ab les
d ev i ces on a n et work t o ob t ai n IP
ad d resses an d ot her i n format i on from a
D HC P serv er. "C on fi rmat i on " shou ld b e
chan g ed t o "C on fi g u rat i on ".
3 .3 .6 .1
The SM B Req u est s an d Resp on ses
n eed t o b e swap p ed .
3 .3 .6 .1
"It i s a req u est -resp on se p rot ocol ."
There i s an ex t ra sp ace aft er p rot ocol.
3 .3 .6 .1
1st p arag rap h, 2n d sen t en ce, t he
op en i n g p aret hesi s i n "(SM B )" i s
b old ed .
3 .4.2.1
Task 1 st ep 2 - In t he last sen t en ce,
remov e b lu e fon t from "For".
C han g e:
"The D y n ami c Host C on fi rmat i on Prot ocol
(D HC P) serv i ce en ab les d ev i ces on a
n et work t o ob t ai n IP ad d resses an d ot her
i n format i on from a D HC P serv er."
To:
"The D y n ami c Host C on fi g u rat i on Prot ocol
(D HC P) serv i ce en ab les d ev i ces on a
n et work t o ob t ai n IP ad d resses an d ot her
i n format i on from a D HC P serv er."
Swap t he p osi t i on of SM B Req u est s an d
SM B Resp on ses.
D o n ot chan g e t he d i rect i on of t he arrows.
C han g e:
"It i s a req u est -resp on se p rot ocol ."
t o:
"It i s a req u est -resp on se p rot ocol."
remov e b old i n g
C han g e fon t of "For" t o mat ch lab fon t .
3 .4.2.1
C han g e fon t of "For" t o mat ch lab fon t .
ht t p :/ / 127 .0.0.1 - g i v es t he messag e
"Pag e can n ot b e d i sp lay ed " - The li n k
on p . 6 of lab .
Remov e li n k from lab .
3 .4.2.1
Remov e li n k from lab .
ht t p :/ / 127 .0.0.1:8080 g i v es t he
messag e "Pag e can n ot b e d i sp lay ed " The li n k i s on p . 7 of t he lab .
Remov e li n k from lab .
4.1.3 .1
Remov e li n k from lab .
The head i n g for t he OSI mod el i s
i n correct .
C han g e: OSL M od el
4.1.3 .1
4.1.3 .1
4.1.4.1
To: OSI M od el
C han g e:
"A Tran sp ort lay er p rot ocol can i mp lemen t i s
a met hod t o en su re reli ab le d eli v ery of t he
d at a.
To:
"A Tran sp ort lay er p rot ocol can i mp lemen t a
met hod t o en su re reli ab le d eli v ery of t he
d at a."
L ast p arag rap h, 2n d sen t en ce: C han g e L ast p arag rap h, 2n d sen t en ce: C han g e ",,,
",,, for a lost d at a...", To "...for lost
for a lost d at a...", To "...for lost d at a… ".
d at a… ".
Remov e "a" from "for a lost d at a".
Remov e "a" from "for a lost d at a".
B i t (15 ) B i t (16 ) are n ot locat ed p rop erly M ov e B i t (15 ) B i t (16 ) t o t he left so t hey li n e
at t he head er i n t he TC P an d UD P b ox . u p p rop erly wi t h t he fi eld s.
A Tran sp ort lay er p rot ocol can
i mp lemen t i s a met hod t o en su re
reli ab le d eli v ery of t he d at a.
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 11 of 39
4.1.5 .1
Secon d p arag rap h, last sen t en ce chan g e t he comma at t he en d t o a
p eri od .
Secon d p arag rap h, last sen t en ce - chan g e
t he comma at t he en d t o a p eri od .
4.1.5 .3
In t he 1st p arag rap h, 1st an d 2n d
sen t en ces, Net st at ap p ears for t he fi rst
t i me i n C ou ri er, whi le si mi lar cases
si mp ly u sed b old .
In st ep 2, t he v alu e i s on e g reat er t han
t he seq u en ce b ecau se… t here i s n o
d at a t o b e ack n owled g ed ? No, b ecau se
t he seq u en ce sen t i s A L WA Y S an
“ ex p ect at i on al A C K ” , an d g i v es t he
n u mb er of t he n ex t awai t ed B y t e or
Oct et .
In t he med i a, SY N A C K , St ep 3 , t he
p aren t hesi s i s n ot closed at t he en d of
t he st ep .
C han g e t o t he correct fon t an d b old t he word
"Nest at e".
4.2.3 .1
4.2.3 .1
C han g e: The v alu e i s on e g reat er t han t he
seq u en ce n u mb er b ecau se t here i s n o d at a
con t ai n ed t o b e ack n owled g ed .
To: The v alu e i s on e g reat er t han t he
seq u en ce n u mb er b ecau se t he A C K i s
alway s t he n ex t ex p ect ed B y t e or Oct et .
C han g e: (SEQ = 101 A C K = 3 01 C TL A C K
To: (SEQ = 101 A C K = 3 01 C TL A C K )
In t he med i a, SY N A C K , St ep 3 : B elow
t he 3 rd st ep , ct l shou ld b e C TL .
A lso mov e t hi s t ex t t o t he left so t hat i t d oes
n ot ov erlap t he li n e.
C han g e: ct l = Whi ch con t rol b i t s i n t he TC P
head er are set t o 1.
4.2.4.3
Remov e p eri od from t he en d of t he t hi rd
b u llet
To: C TL = Whi ch con t rol b i t s i n t he TC P
head er are set t o 1.
Remov e p eri od from t he en d of t he t hi rd
b u llet
4.2.5 .1
Fi rst p arag rap h, last sen t en ce ' t ermi n an at i on ' shou ld b e ' t ermi n at i on ' .
Fi rst p arag rap h, last sen t en ce ' t ermi n an at i on ' shou ld b e ' t ermi n at i on ' .
4.2.5 .2
The n ame of t he PT act i v i t y i s "TC P
Sessi on Est ab li shmen t an d
Termi n at i on ". The con t en t p ag e i s
called "TC P Sessi on Termi n at i on .
C han g e:
"TC P Sessi on Est ab li shmen t an d
Termi n at i on "
L ab shou ld n ot b e cap i t ali z ed an d
shou ld b e followed b y a comma.
C han g e:
"In t hi s L ab y ou wi ll ex ami n e t he n et st at
(n et work st at i st i cs u t i li t y ) comman d on a
host comp u t er, an d ad j u st n et st at ou t p u t
op t i on s t o an aly z e an d u n d erst an d TC P/ IP
Tran sp ort lay er p rot ocol st at u s."
t o:
"In t hi s lab , y ou wi ll ex ami n e t he n et st at
(n et work st at i st i cs u t i li t y ) comman d on a
4.2.3 .1
4.3 .2.1
4.3 .4.2
4.5 .1.1
To:
"Ob serv i n g TC P Sessi on Est ab li shmen t an d
TC P Sessi on Termi n at i on "
In t he secon d p arag rap h, p lease clari fy
C han g e: The seq u en ce n u mb er i n d i cat es
t he sen t en ce b eg i n n i n g , "The seq u en ce t he relat i v e n u mb er of b y t es t hat hav e b een
n u mb er i n d i cat es … ".
t ran smi t t ed i n t hi s sessi on i n clu d i n g t he
b y t es i n t he cu rren t seg men t ."
To: The seq u en ce n u mb er i s t he relat i v e
n u mb er of b y t es t hat hav e b een t ran smi t t ed
i n t hi s sessi on p lu s 1 (whi ch i s t he n u mb er of
t he fi rst d at a b y t e i n t he cu rren t seg men t ).
A p arag rap h b reak i s mi ssi n g aft er fi rst ad d p arag rap h b reak
head i n g "Red u ci n g Wi n d ow Si z e".
"In t hi s L ab y ou wi ll ex ami n e t he n et st at
(n et work st at i st i cs u t i li t y ) comman d on
a host comp u t er, an d ad j u st n et st at
ou t p u t op t i on s t o an aly z e an d
u n d erst an d TC P/ IP Tran sp ort lay er
p rot ocol st at u s."
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 12 of 39
host comp u t er, an d ad j u st n et st at ou t p u t
op t i on s t o an aly z e an d u n d erst an d TC P/ IP
Tran sp ort lay er p rot ocol st at u s."
4.5 .2.1
A comma shou ld follow "lab ", an d t he
secon d p arag rap h i s mi ssi n g a p eri od .
"In t hi s lab y ou wi ll u se Wi reshark t o
cap t u re an d i d en t i fy TC P head er fi eld s
an d op erat i on d u ri n g an FTP sessi on
an d UD P head er fi eld s an d op erat i on
d u ri n g a TFTP sessi on ."
4.5 .3 .1
In Task 5 , i t say s "En ab li n g Wi reshark
cap t u re, u se a web b rowser or
comman d li n e Teln et cli en t ...".
Howev er, i f y ou u se t he su g g est ed
con fi g s for t he lab set u p , t he u sers are
on ly at p ri v i leg e 7 , whi ch wi ll n ot allow
web access, on ly t eln et .
4.5 .3 .1
The t i t le of t he han d s-on lab i s d i fferen t
from t he t i t le of t he med i a. The han d son lab t i t le i s "A p p li cat i on an d Tran sp ort
L ay er Prot ocols Ex ami n at i on " an d t he
t i t le of t he med i a i s "A p p li cat i on an d
Tran sp ort L ay er Prot ocols".
L ab shou ld n ot b e cap i t ali z ed an d
shou ld b e followed b y a comma.
4.5 .3 .1
"In t hi s L ab y ou wi ll u se Wi reshark t o
mon i t or an d an aly z e cli en t ap p li cat i on
(FTP an d HTTP) commu n i cat i on s
b et ween a serv er an d cli en t s."
C han g e:
"In t hi s lab y ou wi ll u se Wi reshark t o cap t u re
an d i d en t i fy TC P head er fi eld s an d op erat i on
d u ri n g an FTP sessi on an d UD P head er
fi eld s an d op erat i on d u ri n g a TFTP sessi on ."
t o:
"In t hi s lab , y ou wi ll u se Wi reshark t o cap t u re
an d i d en t i fy TC P head er fi eld s an d op erat i on
d u ri n g an FTP sessi on an d UD P head er
fi eld s an d op erat i on d u ri n g a TFTP sessi on ."
The n ew st ep 5 shou ld look li k e:
"Task 5 : C hallen g e
En ab li n g Wi reshark cap t u re, u se a web
b rowser t o b rowse t o R2 at
ht t p :/ / 17 2.16 .25 5 .25 4/ lev el/ 7 / ex ec or u se a
Teln et cli en t t o con n ect t o a C i sco d ev i ce
su ch as S1-C en t ral or R2-C en t ral. Ob serv e
t he HTTP or Teln et p rot ocol b ehav i or. Issu e
some comman d s t o ob serv e t he resu lt s.
How i s t he A p p li cat i on lay er p rot ocol Teln et
si mi lar t o HTTP an d FTP? How i s TEL NET
d i fferen t ?
C han g e t he t i t le of t he med i a han d s-on lab
t o "A p p li cat i on an d Tran sp ort L ay er
Prot ocols Ex ami n at i on ". In t he i con
C han g e:
"In t hi s L ab y ou wi ll u se Wi reshark t o
mon i t or an d an aly z e cli en t ap p li cat i on (FTP
an d HTTP) commu n i cat i on s b et ween a
serv er an d cli en t s."
t o:
"In t hi s lab , y ou wi ll u se Wi reshark t o mon i t or
an d an aly z e cli en t ap p li cat i on (FTP an d
HTTP) commu n i cat i on s b et ween a serv er
an d cli en t s."
ad d ap ost rop he
4.6 .1.2
q u est i on # 2, "What are t he Tran sp ort
L ay ers resp on si b i li t i es? ", mi ssi n g an
ap ost rop he.
4.6 .1.2
q u est i on # 17 , a p eri od i s mi ssi n g at t he
en d of t he q u est i on .
ad d p eri od
4.6 .1.3
The n ame of t he PT act i v i t y i s "Sk i lls
C hallen g e: A n aly z i n g t he A p p li cat i on
an d Tran sp ort L ay ers". The Pack et
Tracer Sk i lls In t eg rat i on In st ru ct i on s
(PD F) i s t i t led "Sk i lls In t eg rat i on
C hallen g e- A n aly z i n g t he A p p li cat i on
an d Tran sp ort L ay ers."
A p arag rap h b reak i s mi ssi n g b et ween
fi rst t wo p arag rap hs. A lso, t he OSI lay er
n ame u su ally showed u p i n u p p ercase.
C han g e:
"Sk i lls C hallen g e: A n aly z i n g t he A p p li cat i on
an d Tran sp ort L ay ers"
4.6 .1.4
To:
"Sk i lls In t eg rat i on C hallen g e-A n aly z i n g t he
A p p li cat i on an d Tran sp ort L ay ers"
ad d p arag rap h b reak
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 13 of 39
5 .1.7 .1
5 .1.7 .1
5 .1.7 .1
5 .1.7 .2
5 .2.1.2
5 .2.2.1
Rollov er b ox for "Ty p e of Serv i ce"
C orrect rollov er t ex t wi t hi n g ray p op -u p b ox
wi t hi n B y t e 2 i s showi n g "Serv i ce Ty p e" t o "Ty p e of Serv i ce".
wi t hi n g ray b ox . It shou ld b e "Ty p e of
Serv i ce".
3 rd p arag rap h, i s "K ey IPv 4 Head er
b old head i n g
Fi eld s" a head i n g ? Shou ld i t b e b old ed ?
u n d er "Prot ocol" head i n g , shou ld t he
t ex t u n d er "Ex amp le v alu es are:"
ap p ear as b u llet s?
A d d a p eri od t o t he en d of V ersi on an d
Id en t i fi cat i on fi eld d escri p t i on s.
mak e li st b u llet li st
G eog rap hi c b u t t on : The west an d east
offi ces mu st b e ou t si d e t he b u b b le li k e
t he n ort h offi ce, an d t he word ad mi n
shou ld b e i n si d e t he b u b b le.
In G eog rap hi c b u t t on , mov e "West Offi ce"
an d "East Offi ce" ou t si d e t he ci rcles. A lso
mov e "A d mi n " i n si d e t he ci rcle.
In G eog rap hi c b u t t on , mov e "West
Offi ce" an d "East Offi ce" ou t si d e t he
ci rcles. A lso mov e "A d mi n " i n si d e t he
ci rcle.
"Roll ov er OPTIM IZ E G ROUPING i n
t he med i a t o see how t o i n crease
p erforman ce."
A d d a p eri od t o t he en d of V ersi on an d
Id en t i fi cat i on fi eld d escri p t i on s.
C han g e:
"B EG IN"
t o:
"B eg i n "
There i s n o "OPTIM IZ E G ROUPING " i n
t he med i a. There i s an "OPTIM IZ E
C han g e:
PERFORM A NC E" b u t t on , b u t y ou hav e "OPTIM IZ E G ROUPING "
t o cli ck on i t , n ot roll ov er i t .
t o:
"Op t i mi z e G rou p i n g ".
5 .2.3 .1
5 .2.4.1
5 .3 .2.1
5 .3 .3
B old ed t ex t read s "C li ck t he A C C ESS
G RA NTED an d A C C ESS D ENIED
b u t t on s on t he med i a t o see d i fferen t
lev els of secu ri t y ." The n ames shou ld
n ot b e i n all cap s
B ot h b u t t on s hav e g reen hi g hli g ht i n g when
y ou roll ov er an d y ou d o n ot hav e t o cli ck on
ei t her b u t t on .
C han g e t he t ex t aft er t he 3 rd p arag rap h:
"C li ck t he A C C ESS G RA NTED an d
A C C ESS D ENIED b u t t on s on t he med i a t o
see d i fferen t lev els of secu ri t y ."
t o:
L ocal Net work ap p ears ou t si d e t he
ci rcle.
"Roll ov er t he A cess G ran t ed an d A ccess
D en i ed b u t t on s on t he med i a t o see d i fferen t
lev els of secu ri t y ."
Rep lace t he t ex t "L ocal Net work " i n si d e t he
ci rcle.
Rep lace t he t ex t "L ocal Net work "
i n si d e t he ci rcle.
In t he fi rst p arag rap h, t he secon d
sen t en ce i s mi ssi n g t he word "at " aft er
"con st ru ct ed ".
A t t he en d of t he t ex t t he sen t en ce
read s "Roll ov er t he med i a t o d i sp lay
t he Wi n d ows Prop ert i es", b u t t he
i n st ru ct i on s on t he med i a read "C li ck
see t he Prop ert i es. "C li ck " work s on
med i a.
C han g e: "D u ri n g en cap su lat i on at ... IP
p ack et i s con st ru ct ed L ay er 3 ..."
To: "D u ri n g en cap su lat i on at ... IP p ack et i s
con st ru ct ed at L ay er 3 ..."
C han g e:
"Roll ov er t he med i a t o d i sp lay t he Wi n d ows
Prop ert i es"
t o t o:
t he "C li ck on t he med i a t o d i sp lay t he Wi n d ows
Prop ert i es."
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 14 of 39
B u t t on n ames shou ld n ot b e i n all cap s. C han g e b u t t on n ames t o:
"Wi n d ows Prop ert i es" an d "Reset ".
5 .3 .4.1
The d i rect ly con n ect ed p ort has an
i n correct IP ad d ress.
C han g e: C 19 2.16 8.1.0/ 24 i s d i rect ly
con n ect ed , Fast Et hern et 0/ 0.
To: C 19 2.16 8.2.0/ 24 i s d i rect ly con n ect ed ,
Fast Et hern et 0/ 0.
Place a sp ace aft er each "R" i n t he t ex t b ox .
5 .3 .4.1
Place a sp ace aft er each "R" i n t he t ex t
b ox .
5 .3 .4.2
In t he t hi rd p arag rap h, secon d
sen t en ce, t here i s an ex t ra sp ace
b efore t he secon d comma (,).
5 .3 .6 .1
In t he med i a, t he t hi rd red b ox wi t h t he
ex p lan at i on fly i n g wi n d ow shou ld b e on
t he “ Fast Et hern et 0/ 0” of t he fou rt h li n e.
5 .4.1.1
Sect i on t i t le: 5 .4 - Please ad d a sp ace
aft er t he colon "5 .4 Rou t i n g
Processes:How Rou t ers are L earn ed ".
ad d a sp ace aft er t he colon "5 .4 Rou t i n g
Processes:How Rou t ers are L earn ed ".
5 .4.3 .1
In t he b u llet ed li st , t he acron y m EIG RP
i s n ot d efi n ed correct ly .
C han g e: En han ced In t eri or G at eway
Prot ocol (EIG RP)
5 .6 .1.2
A n swer for q u est i on 9 : Please ad d a
p eri od at t he en d of t he secon d
sen t en ce.
6 .1.1.1
The "PRIV A TE A D D RESSES" an d
"PUB L IC A D D RESSES" b u t t on s at t he
b ot t om of t he med i a d o n ot hav e g reen
shad i n g when y ou roll ov er t hem.
B u t t on s shou ld n ot b e all cap i t ali z ed .
C han g e: Un li k e t he rou t i n g t ab le i n a rou t er,
whi ch con t ai n s b ot h local an d remot e rou t es
, t he local ...
To: Un li k e t he rou t i n g t ab le i n a rou t er, whi ch
con t ai n s b ot h local an d remot e rou t es, t he
local …
C han g e t he p op u p wi n d ow so t he li n k t o t he
Fast Et hern et 0/ 0 t ex t i n con n ect ed t o t he
fou rt h li n e.
To: En han ced In t eri or G at eway Rou t i n g
Prot ocol (EIG RP)
ad d a p eri od at t he en d of t he secon d
sen t en ce.
Hi g hli g ht t he "PRIV A TE A D D RESSES" an d
"PUB L IC A D D RESSES" b u t t on s g reen as
t he u ser rolls ov er t hem.
C han g e "PRIV A TE A D
"Pri v at e A d d resses" an
A D D RESSES" t o "Pu b
mat ch ot her b u t t on s i n
ad d p arag rap h b reak
D RESSES" t o
d "PUB L IC
li c A d d resses" t o
t he con t en t .
6 .1.1.1
A p arag rap h b reak i s mi ssi n g ab ov e
"Roll ov er t he lab els i n t he fi g u re t o see
t he d i fferen t p art s of t he ad d ress."
6 .1.2.1
A p arag rap h b reak i s mi ssi n g ab ov e
last p arag rap h.
6 .1.2.2
Oran g e b ox es are n ot li n ed u p p rop erly . A d j u st t he oran g e b ox es t o su rrou n d on ly
t he fi rst b i t colu mn i n each of t he fou r oct et s.
A d j u st t he oran g e b ox es t o su rrou n d
on ly t he fi rst b i t colu mn i n each of t he
fou r oct et s.
Tex t an d n u mb ers st i ck t og et her -- a
ad d sp ace
sp ace i s mi ssi n g b efore an d aft er "17 2".
A n d , a sp ace i s mi ssi n g aft er "b i n ary ".
6 .1.4.1
ad d p arag rap h b reak
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 15 of 39
6 .2.1.1
6 .2.1.2
6 .2.2.1
6 .2.3 .2
6 .2.4.1
6 .3 .1.2
6 .3 .1.2
6 .3 .1.2
6 .3 .3 .1
6 .3 .3 .1
6 .3 .4.1
B road cast an d Host b u t t on s hav e
p op u p t ex t rev ersed .
Swi t ch t ex t for B road cast an d Host A d d ress
t ex t b ox es - Host shou ld hav e "Each host i n
t hi s n et work has a u n i q u e ad d ress."
Swi t ch t ex t for B road cast an d Host
A d d ress t ex t b ox es - Host shou ld hav e
"Each host i n t hi s n et work has a u n i q u e
ad d ress."
In t he fi rst p arag rap h, t he last sen t en ce, C han g e
"... whi ch b i t s are host s b i t s" shou ld
The su b n et ... whi ch b i t s are host s b i t s"
read "... whi ch b i t s are host b i t s".
To
The su b n et ... whi ch b i t s are host b i t s".
C han g e:
C han g e:
"Thi s mean s t he lowest host b i t i s a ' 0
"Thi s mean s t he lowest host b i t i s a ' 0 an d
an d all ot her host b i t s as "1s"."
all ot her host b i t s as "1s"."
t o:
t o:
"Thi s mean s t he lowest host b i t i s a ' 0'
"Thi s mean s t he lowest host b i t i s a ' 0' an d
an d all ot her host b i t s as ' 1s' ."
all ot her host b i t s as ' 1s' ."
B ot h n u mb ers hav e a chan g e'
B ot h n u mb ers hav e a chan g e'
A p arag rap h b reak i s mi ssi n g ab ov e t he ad d p arag rap h b reak
head i n g "D i rect ed B road cast ".
Un d er M u lt i cast A d d resses, li n e 4-5
read s, “ … as shown i n t he med i a” .
Howev er, t he med i a shows a b lock of
mu lt i cast ad d resses, wi t h n o
su b d i v i si on s (reserv ed v s. g lob ally
scop ed , et c).
The "D OTTED D EC IM A L ",
"NETWORK ", "HOST", "OC TET", an d
"3 2-B IT A D D RESS" b u t t on s at t he
b ot t om of t he med i a d o n ot hav e g reen
shad i n g when y ou roll ov er t hem.
B u t t on s shou ld n ot b e all cap i t ali z ed .
The med i a shou ld show t hese d i v i si on s (or
remov e t he referen ce t o t he med i a i n t hi s
li n e).
Hi g hli g ht t he "D OTTED D EC IM A L ",
"NETWORK ", "HOST", "OC TET", an d "3 2B IT A D D RESS" b u t t on s g reen as t he u ser
rolls ov er i t .
C han g e "D OTTED D EC IM A L " t o "D ot t ed
D eci mal", "NETWORK " t o "Net work ",
"HOST" t o "Host ", "OC TET" t o "Oct et ", an d
"3 2-B IT A D D RESS" t o "3 2-B i t A d d ress" t o
mat ch ot her b u t t on s i n t he con t en t .
When rolli n g ov er t he b u t t on s i n t he
The oran g e li n e ov erlap s t he seri al li n k li n e.
med i a, t he Pu b li c A d d ress en v elop e on
If t he oran g e li n e i s mean t t o b e an arrow
t he ri g ht of t he rou t er has med i a
(si mi lar t o t he b lu e arrows u sed i n t he p u b li c
d efect s. It has a my st eri ou s oran g e li n e. d i sp lay ), t he arrow head i s mi ssi n g .
A p arag rap h b reak i s mi ssi n g ab ov e
ad d p arag rap h b reak
last p arag rap h.
In t he fi rst p arag rap h, t he last sen t en ce, C han g e
t he word "of" i s mi ssi n g aft er t he word
Therefore ...for each t hese serv ers ...
"each".
To
Therefore ...for each of t hese serv ers ...
6 t h p arag rap h 2n d sen t en ce d oes n ot
6 t h p arag rap h 2n d sen t en ce d oes n ot st art
st art wi t h a cap i t al let t er.
wi t h a cap i t al let t er.
C ap i t ali z e "ei t her".
Secon d p arag rap h: M ov e t he
p aren t hesi s t o t he n ex t li n e:
(ht t p :/ / www.i an a.n et ).
C ap i t ali z e "ei t her".
M ov e "(" from t op li n e t o n ex t li n e.
M ov e "(" from t op li n e t o n ex t li n e.
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 16 of 39
6.3.5.1
Th e "TIE R 1", "TIE R 2", a n d "TIE R 3"
b utton s a t th e b ottom of th e m ed i a d o
n ot h a v e g reen sh a d i n g w h en y ou rol l
ov er th em . B utton s sh oul d n ot b e a l l
ca p i ta l i z ed .
S h oul d th e p eri od a p p ea r a fter "ex "
i n stea d ?
H i g h l i g h t th e "TIE R 1", "TIE R 2", a n d "TIE R
3" b utton s g reen a s th e user rol l s ov er i t.
C h a n g e "TIE R 1" to "Ti er 1", "TIE R 2" to
"Ti er 2", a n d "TIE R 3" to "Ti er 3" to m a tch
oth er b utton s i n th e con ten t.
m ov e p eri od
Th e "H E AD E R " a n d "AD D R E S S E S "
b utton s a t th e b ottom of th e m ed i a d o
n ot h a v e g reen sh a d i n g w h en y ou rol l
ov er th em . B utton s sh oul d n ot b e a l l
ca p i ta l i z ed .
C h a n g e:
"B eca use of b etter tool s, tech n ol og i es,
a n d a d d ress m a n a g em en t i n th e l a st
few y ea rs, IP v 4 i s i s sti l l v ery w i d el y
used , a n d l i k el y to rem a i n so for som e
ti m e i n to th e future. "
to:
"B eca use of b etter tool s, tech n ol og i es,
a n d a d d ress m a n a g em en t i n th e l a st
few y ea rs, IP v 4 i s sti l l v ery w i d el y used ,
a n d l i k el y to rem a i n so for som e ti m e
i n to th e future. "
S h oul d th ere b e a sp a ce b etw een
"H op " a n d "L i m i t"?
H i g h l i g h t th e "H E AD E R " a n d "AD D R E S S E S "
b utton s g reen a s th e user rol l s ov er i t.
C h a n g e "H E AD E R " to "H ea d er" a n d
"AD D R E S S E S " to "Ad d resses" to m a tch
oth er b utton s i n th e con ten t.
C h a n g e:
"B eca use of b etter tool s, tech n ol og i es, a n d
a d d ress m a n a g em en t i n th e l a st few y ea rs,
IP v 4 i s i s sti l l v ery w i d el y used , a n d l i k el y to
rem a i n so for som e ti m e i n to th e future. "
to:
"B eca use of b etter tool s, tech n ol og i es, a n d
a d d ress m a n a g em en t i n th e l a st few y ea rs,
IP v 4 i s sti l l v ery w i d el y used , a n d l i k el y to
rem a i n so for som e ti m e i n to th e future. "
6.4 .1.1
Th e "N E TWOR K " a n d "H OS T" b utton s
a t th e b ottom of th e m ed i a d o n ot h a v e
g reen sh a d i n g w h en y ou rol l ov er th em .
B utton s sh oul d n ot b e a l l ca p i ta l i z ed .
6.4 .1.1
( 1) Th ere i s a n ex tra sp a ce b etw een
sen ten ces. ( 2) Th e p eri od of th e 2n d
sen ten ce i s h a l f-h i d d en .
H i g h l i g h t th e "N E TWOR K " a n d "H OS T"
b utton s g reen a s th e user rol l s ov er i t.
C h a n g e "N E TWOR K " to "N etw ork " a n d
"H OS T" to "H ost" to m a tch oth er b utton s i n
th e con ten t.
rem ov e ex tra sp a ce
6.4 .1.1
A p a ra g ra p h sp a ce i s m i ssi n g a b ov e
th e p a ra g ra p h sta rt w i th "B eca use th e
h i g h ord er b i ts of… ."
a d d p a ra g ra p h b rea k
6.4 .2.1
Th e l a st octet of th e N etw ork a d d ress
19 2.0.0.1, g i v en a fter AN D i n g th e H ost
a n d S ub n et M a sk , i s i n correct.
C h a n g e:
"19 2.0.0.1"
6.3.5.1
6.3.6.1
6.3.6.1
6.3.6.1
6.4 .3.1
6.5
In th e sen ten ce, "U se th e sub n et m a sk
to d eterm i n e th e n etw ork a d d ress for
th e h ost 17 3.16.132.7 0/ 20", th e fi rst
octet of th e a d d ress i s i n correct.
6.5.1.1, 6.5.1.2, a n d 6.5.1.3 h a v e a n
error i n th e b i n a ry con v ersi on of th e
th i rd octet of th e a d d ress. Th e a d d ress
i s 19 2.168.1.x th roug h out a l l th ree
sl i d es. Th e th i rd octet sh ow n i s
00010100 b ut i t sh oul d rea d 00000001
th roug h out th e th ree m ed i a .
a d d sp a ce
To:
"19 2.0.0.0"
C h a n g e:
"17 3.16.132.7 0/ 20"
To:
"17 2.16.132.7 0/ 20"
In 6.5.1.1 G 1:
C h a n g e th ree i n sta n ces of th i rd octet of
00010100 to 00000001.
In 6.5.1.2 G 1:
C h a n g e fi v e i n sta n ces of th i rd octet of
00010100 to 00000001.
In 6.5.1.3 G 1:
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 17 of 3 9
C h a n g e n i n e i n sta n ces of th i rd octet of
00010100 to 00000001.
6.5.2.2
Th e 2 m ed i a on th i s p a g e h a v e sev era l
i n correct sub n et a d d resses a n d ra n g e
of IP a d d resses.
6.5.2.2
5th p a ra g ra p h l a st sen ten ce: C h a n g e
...a n d 11.,3 ... To: ... a n d 11. 3 ...".
6.5.2.2
6.5.3.1
6.5.3.1
6.5.3.1
6.5.3.1
C h a n g e H Q from 17 2.16.0.1 - 17 2.16.0.255
to 17 2.16.0.1 – 17 2.16.1.255
C h a n g e L eg a l from 17 2.16.3.64 17 2.16.2.128 to 17 2.16.3.64 – 17 2.16.3.9 5
C h a n g e WAN 1 from 17 2.16.3.128/ 30 to
17 2.16.3.9 6/ 30
C h a n g e WAN 1 from 17 2.16.3.128 –
17 2.16.3.131 to 17 2.16.3.9 6 – 17 2.16.3.9 9
C h a n g e WAN 2 from 17 2.16.3.132/ 30 to
17 2.16.3.100/ 30
C h a n g e WAN 2 from 17 2.16.3.132 –
17 2.16.3.135 to 17 2.16.3.100 –
17 2.16.3.103
C h a n g e WAN 3 from 17 2.16.3.136/ 30 to
17 2.16.3.104 / 30
C h a n g e WAN 3 from 17 2.16.3.136 –
17 2.16.3.139 to 17 2.16.3.104 –
17 2.16.3.107
C h a n g e U n used from 17 2.16.3.14 0 –
17 2.16.3.255 to 17 2.16.3.108 –
17 2.16.3.255
C h a n g e H Q 1 from 17 2.16.0.255 17 2.16.0.255 to 17 2.16.0.1 – 17 2.16.0.255
( m ed i a 2)
R em ov e p eri od a fter "11".
R em ov e p eri od a fter "11".
S p a ce n eed ed a fter n ( U sa b l e h osts = 2 C h a n g e:
n - 2)
"U sa b l e h osts = 2 n - 2 "
to:
C h a n g e:
"U sa b l e h osts = 2 n - 2 "
"U sa b l e h osts = 2 n - 2 "
to:
"U sa b l e h osts = 2 n - 2 "
Th e l a st / 30 sub n et ( un d er b utton 2)
C h a n g e: 19 2.168.20.20/ 30
en d s w i th .220/ 30, n ot .20/ 30.
To: 19 2.168.20.220/ 30
In th e 6th p a ra g ra p h , w h i ch sta rts w i th
"Al th oug h w e h a v e a ccom p l i sh ed ...",
th e th i rd sen ten ce en d s w i th "...sub n ets
th a t h a v e b een l ock ed i n to a d d ress
th ese a d d ress b l ock s". "Ad d ress
a p p ea rs too m a n y ti m es.
U n d er th e secti on "G etti n g M ore
S ub n et for L ess H osts". In th e secon d
sen ten ce i n th e secon d p a ra g ra p h , "i s"
sh oul d b e "i n "
C h a n g e:
C rea ti n g sm a l l er ea ch sub n et i s a b l e to
sup p ort 2 h osts l ea v es th e ori g i n a l
sub n ets free to b e a l l otted to oth er
d ev i ces a n d p rev en ts m a n y a d d resses
from b ei n g w a sted .
To:
C h a n g e
Th ere a re 28 ...sub n ets th a t h a v e b een
l ock ed i n to a d d ress th ese a d d ress b l ock
To
Th ere a re 28 ...sub n ets th a t h a v e b een
l ock ed i n to th ese a d d ress b l ock s.
C h a n g e
We ca n d i v i d e th i s sub n et i s to m a n y sm
sub n ets.
To
We ca n d i v i d e th i s sub n et i n to m a n y sm
sub n ets.
C h a n g e:
C rea ti n g sm a l l er ea ch sub n et i s a b l e to
sup p ort 2 h osts l ea v es th e ori g i n a l sub n
free to b e a l l otted to oth er d ev i ces a n d
p rev en ts m a n y a d d resses from b ei n g
w a sted .
To:
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
s.
a l l er
a l l er
ets
P age 18 of 3 9
6.5.3.1
6.5.3.1
6.5.3.2
6.5.3.2
6.5.3.3
6.5.3.3
B y crea ti n g sm a l l er sub n ets, ea ch
sub n et i s a b l e to sup p ort 2 h osts,a n d
l ea v es th e ori g i n a l sub n ets free to b e
a l l otted to oth er d ev i ces a n d p rev en ts
m a n y a d d resses from b ei n g w a sted .
C h a n g e:
We ca n d i v i d e th i s sub n et i s to m a n y
sm a l l er sub n ets.
To:
We ca n d i v i d e th i s sub n et i n to m a n y
sm a l l er sub n ets.
L a st p a ra g ra p h , l a st sen ten ce i s
m i ssi n g a p eri od .
B y crea ti n g sm a l l er sub n ets, ea ch sub n et i s
a b l e to sup p ort 2 h osts,a n d l ea v es th e
ori g i n a l sub n ets free to b e a l l otted to oth er
d ev i ces a n d p rev en ts m a n y a d d resses from
b ei n g w a sted .
C h a n g e:
We ca n d i v i d e th i s sub n et i s to m a n y sm a l l er
sub n ets.
To:
We ca n d i v i d e th i s sub n et i n to m a n y sm a l l er
sub n ets.
Ad d p eri od to 3rd b ul l et.
In th e 2n d p a ra g ra p h , 2n d sen ten ce,
b l ock s of h osts sh oul d b e 62, n ot 60.
C h a n g e: In th i s i n tern etw ork , sta n d a rd
sub n etti n g w oul d l ock ea ch sub n et i n to
b l ock s of 60 h osts, w h i ch ...
C h a n g e:
255.255.255.19 226 B i ts
To:
255.255.255.19 2 26 B i ts
7 th p a ra g ra p h
C h a n g e:
In th ese tw o step s a re ea ch L AN h a s
th e sa m e n eed for 10 h ost a d d resses.
To:
In th ese tw o step s ea ch L AN h a s th e
sa m e n eed for 10 h ost a d d resses.
B utton "2", a d ot i s m i ssi n g b efore "62"
To:In th i s i n tern etw ork , sta n d a rd sub n etti n g
w oul d l ock ea ch sub n et i n to b l ock s of 62
h osts, w h i ch ...
C h a n g e:
255.255.255.19 226 B i ts
To:
255.255.255.19 2 26 B i ts
C h a n g e:
In th ese tw o step s a re ea ch L AN h a s th e
sa m e n eed for 10 h ost a d d resses.
To:
In th ese tw o step s ea ch L AN h a s th e sa m e
n eed for 10 h ost a d d resses.
a d d p eri od
6.5.3.3
A p a ra g ra p h sp a ce i s m i ssi n g a b ov e
th e h ea d i n g "Assi g n i n g th e Atl a n ta H Q
L AN "
a d d p a ra g ra p h b rea k
6.5.3.5
Th e m ed i a a n d th e ch a rt i n th e p d f fi l e
( see l i n k on p a g e) sh ow th e n um b er of
sub n ets i n correctl y for th e n um b er of
b i ts b orrow ed .
6.5.3.5
On b utton s # 5 a n d # 6, th e h ea d er row
con ten t m i ssi n g .
In crea se th e n um b er of sub n ets b y on e for
ea ch col um n h ea d ers. D o th i s i n b oth th e
m ed i a a n d p d f fi l e.
E x a m p l e:
F or / 25 th ere sh oul d b e 2 sub n ets.
F or / 26 th ere sh oul d b e 4 sub n ets.
F or / 27 th ere sh oul d b e 8 sub n ets.
F or / 28 th ere sh oul d b e 16 sub n ets.
F or / 29 th ere sh oul d b e 32 sub n ets.
F or / 30 th ere sh oul d b e 64 sub n ets.
6.5.3.5
Ad d i n tex t to th e 6 h ea d ers on b utton s
5 a n d 6 - tex t i s th e sa m e a s b utton s 14 .
9 th p a ra g ra p h l a st sen ten ce
C h a n g e:
N oti ce th a t th e secti on of th e ch a rt
a v a i l a b l e for S y d n ey H Q a n d C orp us
H Q i s h i g h l i g h ted .
Ad d i n tex t to th e 6 h ea d ers on b utton s 5
a n d 6 - tex t i s th e sa m e a s b utton s 1-4 .
C h a n g e:
N oti ce th a t th e secti on of th e ch a rt a v a i l a b l e
for S y d n ey H Q a n d C orp us H Q i s
h i g h l i g h ted .
To:
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 19 of 3 9
6.5.6.1
6.5.6.1
6.6.2.1
6.6.4 .1
6.6.5.1
6.7 .1.1
6.7 .1.1
6.7 .1.2
6.7 .3
6.7 .3
To:
N oti ce th a t th e secti on of th e ch a rt
a v a i l a b l e for S y d n ey H Q a n d C orp usH Q
i s h i g h l i g h ted .
Ad d "y our i n form a ti on ." to th e l a st
sen ten ce of th e i n structi on s.
C urren tl y sta tes "C l i ck on th e octet i n
th e ta b l e to en ter".
In structi on s: C h a n g e B a n u To: G i v en .
L ow er th e g a tew
ora n g e b ox so th
"D efa ul t g a tew a y
b eh i n d th e tex t.
A p a ra g ra p h sp a
th e h ea d i n g "Ti m
N oti ce th a t th e secti on of th e ch a rt a v a i l a b l e
for S y d n ey H Q a n d C orp usH Q i s h i g h l i g h ted .
Ad d "y our i n form a ti on ." to th e l a st sen ten ce
of th e i n structi on s.
In structi on s: C h a n g e B a n u To: G i v en .
a y a d d ress a n d i ts
a t i t i s ov er th e
" tex t b ox i n th e fi g ure
L ow er th e g a tew a y a d d ress a n d i ts ora n g e
b ox so th a t i t i s ov er th e "D efa ul t g a tew a y "
tex t b ox i n th e fi g ure b eh i n d th e tex t.
ce i s m i ssi n g a b ov e
e to L i v e ( TTL ) "
a d d p a ra g ra p h b rea k
In th e fi rst l i st, h ost "con form a ti on "
sh oul d b e "con fi rm a ti on ".
C h a n g e:H ost con form a ti on
Th e ti tl e of th e h a n d s-on l a b i s d i fferen t
from th e ti tl e of th e m ed i a . Th e h a n d son l a b ti tl e i s "P i n g a n d Tra ceroute" a n d
th e ti tl e of th e m ed i a i s "Testi n g
N etw ork C on n ecti v i ty w i th p i n g a n d
tra cert".
Th e fi rst l etter i n "tra cert" i s n ot b ol d ed .
C h a n g e th e ti tl e of th e m ed i a h a n d s-on l a b
to "P i n g a n d Tra ceroute".
Th e en d of th e fi rst p a ra g ra p h i s
d up l i ca ted .
C h a n g e: Y ou w i l l ob serv e th e step s of th e
op era ti on of th ese com m a n d s i n a n etw ork .
of th e op era ti on of th ese com m a n d s i n a
n etw ork .
To: H ost con fi rm a ti on
b ol d tra cert
To: Y ou w i l l ob serv e th e step s of th e
op era ti on of th ese com m a n d s i n a n etw ork .
Th e b i n a ry n um b er 25 i s i n correct i n th e Ta sk 1, S tep 1, un d er "25"
fol l ow i n g Ta sk 1 a rea s i n l a b 6.7 .3: step Ta sk 1, S tep 2, un d er "25"
1 ( IP Ad d ress) , step 2 ( sub -step 4 : IP
Ta sk 1, S tep 3, un d er "25"
Ad d ress a n d N etw ork Ad d ress) , step 3
( N etw ork Ad d . a n d B roa d ca st) .
C h a n g e:
11001000
To:
00011001
In structor l a b m a n ua l h a s n o a n sw ers
Ad d sol uti on s to IN S TR U C TOR l a b m a n ua l
for Ta sk 2, p rob l em s 1 - 6.
for l a b 6.7 .3:
S ol uti on s to p rob l em s 1 - 6.
P rob l em 1:
H ost IP Ad d ress: 17 2.30.1.33
N etw ork M a sk : 255.255.0.0
N etw ork Ad d ress: 17 2.30.0.0
N etw ork B roa d ca st Ad d ress:
17 2.30.255.255
Tota l N um b er of H ost B i ts: 16
N um b er of H osts: 65536 tota l h osts or
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 20 of 3 9
65534 usa b l e h osts
P rob l em 2:
H ost IP Ad d ress: 17 2.30.1.33
N etw ork M a sk : 255.255.255.0
N etw ork Ad d ress: 17 2.30.1.0
N etw ork B roa d ca st Ad d ress: 17 2.30.1.255
Tota l N um b er of H ost B i ts: 8
N um b er of H osts: 256 tota l h osts or 254
usa b l e h osts
P rob l em 3:
H ost IP Ad d ress: 19 2.168.10.234
N etw ork M a sk : 255.255.255.0
N etw ork Ad d ress: 19 2.168.10.0
N etw ork B roa d ca st Ad d ress:
19 2.168.10.255
Tota l N um b er of H ost B i ts: 8
N um b er of H osts: 256 tota l h osts or 254
usa b l e h osts
P rob l em 4 :
H ost IP Ad d ress: 17 2.17 .9 9 .7 1
N etw ork M a sk : 255.255.0.0
N etw ork Ad d ress: 17 2.17 .0.0
N etw ork B roa d ca st Ad d ress:
17 2.17 .255.255
Tota l N um b er of H ost B i ts: 16
N um b er of H osts: 65536 tota l h osts or
65534 usa b l e h osts
P rob l em 5:
H ost IP Ad d ress: 19 2.168.3.219
N etw ork M a sk : 255.255.0.0
N etw ork Ad d ress: 19 2.168.0.0
N etw ork B roa d ca st Ad d ress:
19 2.168.255.255
Tota l N um b er of H ost B i ts: 16
N um b er of H osts: 65536 tota l h osts or
65534 usa b l e h osts
6.7 .3.1
6.7 .3.1
P rob l em s 6:
H ost IP Ad d ress: 19 2.168.3.219
N etw ork M a sk : 255.255.255.224
N etw ork Ad d ress: 19 2.168.3.19 2
N etw ork B roa d ca st Ad d ress: 19 2.168.3.223
Tota l N um b er of H ost B i ts: 5
N um b er of H osts: 32 tota l h osts or 30 usa b l e
h osts
B i n a ry for 25 corrected for IP Ad d ress
C h a n g e b i n a ry v a l ue of "25" i n n etw ork
b ut n ot for N etw ork a d d ress th roug h out a d d ress i n th e l a b to 00011001
th e l a b
C h a n g e b i n a ry v a l ue of "25" i n n
a d d ress i n th e l a b to 00011001
Th e ti tl e of th e h a n d s-on l a b i s d
from th e ti tl e of th e m ed i a . Th e h
on l a b ti tl e i s "IP v 4 Ad d ress S ub
P a rt 1" a n d th e ti tl e of th e m ed i a
"B ui l d i n g a S i m p l e N etw ork U si n
IS R ".
etw ork
i fferen t
a n d sn etti n g
is
g a n
C h a n g e th e ti tl e of th e m ed i a h a n d s-on l a b
to "IP v 4 Ad d ress S ub n etti n g P a rt 1".
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 21 of 3 9
6.7 .4 .1
6.7 .4 .1
B i n a ry for 25 h a s n ot b een corrected for C h a n g e b i n a ry v a l ue of "25" i n IP a d d ress
IP Ad d ress a n d sub n et a d d ress
a n d n etw ork a d d ress i n th e l a b to 00011001.
th roug h out th e l a b .
C h a n g e b i n a ry v a
a d d ress a n d n etw
to 00011001.
Th e In structor l a b
a n sw ers for Ta sk
l ue of "25" i n IP
ork a d d ress i n th e l a b
m a n ua l h a s n o
2, p rob l em s 1 - 6.
S ol uti on s to p rob l em s 1 - 6.
P rob l em 1:
H ost IP Ad d ress: 17 2.30.1.33
N etw ork M a sk : 255.255.255.0
N um b er of S ub n et B i ts: 8
N um b er of S ub n ets: 256
N um b er of H ost B i ts p er S ub n et: 256
N um b er of U sa b l e H osts p er S ub n et: 254
S ub n et Ad d ress for th i s IP Ad d ress:
17 2.30.1.0
IP Ad d ress of F i rst H ost on th i s S ub n et:
17 2.30.1.1
IP Ad d ress of L a st H ost on th i s S ub n et:
17 2.30.1.254
B roa d ca st Ad d ress of th i s S ub n et:
17 2.30.1.255
P rob l em 2:
H ost IP Ad d ress: 17 2.30.1.33
N etw ork M a sk : 255.255.255.252
N um b er of S ub n et B i ts: 14
N um b er of S ub n ets: 16384
N um b er of H ost B i ts p er S ub n et: 4
N um b er of U sa b l e H osts p er S ub n et: 2
S ub n et Ad d ress for th i s IP Ad d ress:
17 2.30.1.32
IP Ad d ress of F i rst H ost on th i s S ub n et:
17 2.30.1.33
IP Ad d ress of L a st H ost on th i s S ub n et:
17 2.30.1.34
B roa d ca st Ad d ress of th i s S ub n et:
17 2.30.1.35
P rob l em 3:
H ost IP Ad d ress: 19 2.19 2.10.234
N etw ork M a sk : 255.255.255.0
N um b er of S ub n et B i ts: 0
N um b er of S ub n ets: 0
N um b er of H ost B i ts p er S ub n et: 0
N um b er of U sa b l e H osts p er S ub n et: 0
S ub n et Ad d ress for th i s IP Ad d ress: 0
IP Ad d ress of F i rst H ost on th i s S ub n et: 0
IP Ad d ress of L a st H ost on th i s S ub n et: 0
B roa d ca st Ad d ress of th i s S ub n et: 0
P rob l em 4 :
H ost IP Ad d ress: 17 2.17 .9 9 .7 1
N etw ork M a sk : 255.255.0.0
N um b er of S ub n et B i ts: 0
N um b er of S ub n ets: 0
N um b er of H ost B i ts p er S ub n et: 0
N um b er of U sa b l e H osts p er S ub n et: 0
S ub n et Ad d ress for th i s IP Ad d ress: 0
IP Ad d ress of F i rst H ost on th i s S ub n et: 0
IP Ad d ress of L a st H ost on th i s S ub n et: 0
B roa d ca st Ad d ress of th i s S ub n et: 0
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 22 of 3 9
P rob l em 5:
H ost IP Ad d ress: 19 2.168.3.219
S ub n et M a sk : 255.255.255.0
N um b er of S ub n et B i ts: 0
N um b er of S ub n ets: 0
N um b er of H ost B i ts p er S ub n et: 0
N um b er of U sa b l e H osts p er S ub n et: 0
S ub n et Ad d ress for th i s IP Ad d ress: 0
IP Ad d ress of F i rst H ost on th i s S ub n et: 0
IP Ad d ress of L a st H ost on th i s S ub n et: 0
B roa d ca st Ad d ress of th i s S ub n et: 0
6.7 .4 .1
6.7 .4 .1
6.7 .4 .1
6.7 .5.1
6.7 .5.1
6.8.1.2
In S tep 8, th e n um b er of sub n et b i ts i s
l i sted a s 26. Th e a n sw er i s 10, a s th e
a n sw er to th e n um b er of sub n ets
"2^ 10= 1024 sub n ets" sh ow s.
Th e ti tl e of th e h a n d s-on l a b i s d i fferen t
from th e ti tl e of th e m ed i a . Th e h a n d son l a b ti tl e i s "IP v 4 Ad d ress S ub n etti n g
P a rt 2" a n d th e ti tl e of th e m ed i a i s
"B ui l d i n g a S i m p l e N etw ork U si n g a n
IS R ".
Th e ti tl e of th e h a n d s-on l a b i s d i fferen t
from th e ti tl e of th e g ra p h i c. Th e h a n d on l a b ti tl e i s "IP v 4 Ad d ress S ub n etti n g
P a rt 2" a n d th e ti tl e of th e g ra p h i c i s
"B ui l d i n g a S i m p l e N etw ork U si n g a n
IS R ".
Th e l a b a ssum es th a t 3 b i ts ( / 27 ) w i l l b e
used for th e sub n et, b ut stud en ts a re
n ot tol d to m a x i m i z e th e n um b er of
sub n ets. Th us I h a v e h a d stud en ts
a ssum e th ey sh oul d m a x i m i z e th e
n um b er of h osts - th ey on l y n eed 3
sub n ets, so th ey sel ect 2 b i ts ( / 26) .
On p a g es 2 a n d 3, th e sm a l l ti tl e i n th e
up p er ri g h t ( h ea d er) h a s th e correct
n a m e b ut sh ow s l a b 6.7 .1, n ot 6.7 .5.
Q uesti on 4 of th e S um m a ry a n d R ev i ew
secti on b eg i n s w i th th e n um b er 2. Th e
n um b er sh oul d n ot b e th ere.
P rob l em s 6:
H ost IP Ad d ress: 19 2.168.3.219
N etw ork M a sk : 255.255.255.252
N um b er of S ub n et B i ts: 14
N um b er of S ub n ets: 16384
N um b er of H ost B i ts p er S ub n et: 4
N um b er of U sa b l e H osts p er S ub n et: 2
S ub n et Ad d ress for th i s IP Ad d ress:
19 2.168.3.216
IP Ad d ress of F i rst H ost on th i s S ub n et:
19 2.168.3.217
IP Ad d ress of L a st H ost on th i s S ub n et:
19 2.168.3.218
B roa d ca st Ad d ress of th i s S ub n et:
19 2.168.3.219
C h a n g e
26 b i ts
To
10 b i ts
C h a n g e th e ti tl e of th e m ed i a h a n d s-on l a b
to "IP v 4 Ad d ress S ub n etti n g P a rt 2".
C h a n g e m ed i a tex t to m a tch n a m e of a cti v i ty
E i th er sta te i n th e i n structi on to "m a x i m i z e
th e n um b er of sub n ets" or sup p l y a n
a d d i ti on a l sol uti on to th e l a b th a t i n cl ud es
b orrow i n g on l y 2 b i ts for sub n ets.
C h a n g e
6.7 .1
To
6.7 .5
R em ov e th e n um b er 2 from q uesti on four
a n d sta rt th e sen ten ce w i th "L i st th e th ree
form s of IP v 4 com m un i ca ti on ."
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 23 of 3 9
6.8.1.3
7 .0.1.1
7 .1.2.1
7 .1.2.1
Th e Ad d ressi n g Ta b l e h a s sp a ces for
th e D efa ul t G a tew a y for b oth i n terfa ces
of R 2-C en tra l . At th i s p oi n t, th e stud en t
d oes n ot h a v e a n un d ersta n d i n g th a t
th e router i tsel f h a s a d efa ul t g a tew a y
for i ts i n tern a l use. E i th er h a v e th ese
a s N / A ( l i k e R 1-IS P ) or a d d tex t th a t
sa y s th ese sh oul d use th e IP a d d ress
of R 1-IS P ' s S 0/ 0/ 0, a n d th ey w i l l n ot b e
en tered i n to th e a cti v i ty .
C om p a red w i th oth er l a y ers,
P resen ta ti on l a y er b ox i s m i ssi n g a d ot
a n d a sp a ce a fter "6"
In th e P T i n structi on ( P D F fi l e a n d i n P T
a cti v i ty ) p l a ce "N A" i n th e fi el d b el ow th e
D efa ul t G a tew a y for router R 2-C en tra l .
R ep l a ce "L AN H ea d er" i n th e l eft b ox ,
"P a ck et" i n th e m i d d l e b ox , a n d "L AN
Tra i l er" i n th e ri g h t b ox .
R ep l a ce "L AN H ea d er" i n th e l eft b ox ,
"P a ck et" i n th e m i d d l e b ox , a n d "L AN Tra i l er"
i n th e ri g h t b ox .
Al so rep l a ce "WAN H ea d er" i n l eft b ox
a n d "WAN Tra i l er" i n ri g h t b ox a fter i t
h i ts th e router.
Wh en th e h ea d er a n d tra i l er a re a d d ed
to th e p a ck et, th ey sh oul d form on e
un i t,- d i sti n g ui sh a b l e a s i n d i v i d ua l p a rts,
b ut form i n g on e un i t.
Al so rep l a ce "WAN H ea d er" i n l eft b ox a n d
"WAN Tra i l er" i n ri g h t b ox a fter i t h i ts th e
router.
Al l of th e req uests h a v e a l rea d y b een
i m p l em en ted i n th i s fi g ure.
At R outer A, th e p a ck et sh oul d n ot
d i sa p p ea r a t a n y ti m e. Th e h ea d er a n d
tra i l er i s ca st off a n d a n ew p a i r i s
a d d ed , b ut th e p a ck et sta y s v i si b l e.
Th e WAN h ea d er a n d tra i l er a re a d d ed
w h i l e th e p a ck et i s sti l l a t R outer A, n ot
w h i l e i t i s i n tra n si t to router B .
7 .1.3.1
7 .2.2.1
7 .2.4 .1
7 .2.4 .1
R em ov e th e A a n d B l a b el s b el ow th e
router.
A w ord m i ssi n g from si x th b ul l et.
C h a n g e:
H ea d er - C on ta i n s con trol i n form a ti on ,
such a d d ressi n g , a n d i s l oca ted a t th e
b eg i n n i n g of th e P D U
To:
H ea d er - C on ta i n s con trol i n form a ti on ,
such a s a d d ressi n g , a n d i s l oca ted a t
th e b eg i n n i n g of th e P D U
"C ON TR OL L E D " b utton , E x tra p eri od i n
th e fi rst sen ten ce.
2n d l a st p a ra g ra p h : C h a n g e:
Access m eth od s a re a p p l i ed to
n etw ork s reg ul a te th i s m ed i a a ccess.
To:
Access m eth od s a re a p p l i ed to
n etw ork s to reg ul a te th i s m ed i a a ccess.
R em ov e th e ex tra sp a ce b etw een 3rd
a n d 4 th p a ra g ra p h s.
a d d p erod a n d sp a ce
Th e h ea d er a n d tra i l er form on e un i t d i sti n g ui sh a b l e a s i n d i v i d ua l p a rts, b ut form
on e un i t.
Th e p a ck et d oes n ot d i sa p p ea r a t a n y ti m e.
Th e h ea d er a n d tra i l er i s ca st off a n d a n ew
p a i r i s a d d ed , a n d th e p a ck et sta y s v i si b l e.
Th e WAN h ea d er a n d tra i l er a re a d d ed w h i l e
th e p a ck et i s sti l l a t th e R outer.
Th e A a n d B l a b el s b el ow
th ere n ow .
C h a n g e:
H ea d er - C on ta i n s con trol
a d d ressi n g , a n d i s l oca ted
of th e P D U
To:
H ea d er - C on ta i n s con trol
a s a d d ressi n g , a n d i s l oca
b eg i n n i n g of th e P D U
th e router a re n ot
i n form a ti on , such
a t th e b eg i n n i n g
i n form a ti on , such
ted a t th e
rem ov e ex tra p eri od
C h a n g e:
Access m eth od s a re a p p l i ed to n etw ork s
reg ul a te th i s m ed i a a ccess.
To:
Access m eth od s a re a p p l i ed to n etw ork s to
reg ul a te th i s m ed i a a ccess.
R em ov e th e ex tra sp a ce b etw een 3rd a n d
4 th p a ra g ra p h s.
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 24 of 3 9
7 .2.5.2
7 .2.7 .1
7 .3.4 .1
7 .4 .1.2
Th e "P H Y S IC AL C ON N E C TION S "
b utton d oes n ot h a v e g reen sh a d i n g
w h en y ou rol l ov er i t. B utton s sh oul d
n ot b e a l l ca p i ta l i z ed .
H i g h l i g h t th e "P H Y S IC AL C ON N E C TION S "
b utton g reen a s th e user rol l s ov er i t.
C h a n g e "P H Y S IC AL C ON N E C TION S "
to "P h y si ca l C on n ecti on s" to m a tch oth er
b utton s i n th e con ten t.
R em ov e th e 2n d P C from th e a n i m a ti on a n d
G ra p h i c D em o. At en d of d em o, a n
ex tra "b l ush i n g " com p uter a rri v es to si t set th e tex tb ox ( Is th i s fra m e for m e? ) to
sud d en l y n ex t to th e ori g i n a l on e a t "D ". p oi n t to th e ori g i n a l P C .
N ow th ere a re tw o n ex t to ea ch oth er a t
p osi ti on "D ".
Ad d sp a ce b etw een p a ra g ra p h s 2 a n d
Ad d sp a ce b etw een p a ra g ra p h s 2 a n d 3.
3.
In th e tex t b ox a t th e up p er l eft on S tep
1, "a cti v a ti n g " i s m i ssp el l ed .
C h a n g e:
"Th e user sta rts b y a cti v ta ti n g a l i n k on a
w eb p a g e."
To:
"Th e user sta rts b y a cti v a ti n g a l i n k on a w eb
p a g e."
rem ov e ex tra sp a ce
7 .6.1.1
6th b ul l et, a n ex tra sp a ce i n th e
b eg i n n i n g of th e sen ten ce.
7 .6.1.3
Th e Ad d ressi n g Ta b l e h a s sp a ces for
th e D efa ul t G a tew a y for b oth i n terfa ces
of R 2-C en tra l . At th i s p oi n t, th e stud en t
d oes n ot h a v e a n un d ersta n d i n g th a t
th e router i tsel f h a s a d efa ul t g a tew a y
for i ts i n tern a l use. E i th er h a v e th ese
a s N / A ( l i k e R 1-IS P ) or a d d tex t th a t
sa y s th ese sh oul d use th e IP a d d ress
of R 1-IS P ' s S 0/ 0/ 0, a n d th ey w i l l n ot b e
en tered i n to th e a cti v i ty .
On e of th e ob j ecti v es ( 4 th i tem ) of th i s
ch a p ter a t th e b ottom of th e p a g e
n eed s a b ul l et.
In th e P T i n structi on p l a ce "N A" i n th e fi el d
b el ow th e D efa ul t G a tew a y for router R 2C en tra l .
8.1.3.1
Th e a cron y m s of th e sta n d a rd
org a n i z a ti on s a l l con n ected tog eth er…
Ad d sp a ces
8.1.4 .1
F i rst p
... a n d
tra n sm
b e rem
8.0.1.1
8.1.4 .1
8.2.2.1
Th e 4 th ob j ecti v e: "Id en ti fy th e b a si c ..."
n eed s to b e a d d ed to th e l i st of b ul l ets.
a ra g ra p h , secon d sen ten ce. "Th e
con n ectors oth er th a t
i t...". Th e w ord "oth er" n eed s to
ov ed .
C h a n g e
Th e p h y si ca l ... a n d con n ectors oth er th a t
tra n sm i t ...
To
Th e p h y si ca l ... a n d con n ectors th a t tra n sm
...
In th e fi rst sen ten ce of th e secon d
C h a n g e
p a ra g ra p h , th e q uote ch a ra cter ( ")
E n cod i n g i s a m eth od of con v erti n g a strea
sh oul d b e rem ov ed from i n fron t of th e of d a ta b i ts i n to a p red efi n ed "cod e.
w ord "cod e".
To
E n cod i n g i s a m eth od of con v erti n g a strea
of d a ta b i ts i n to a p red efi n ed cod e.
U n d er th e h ea d i n g "S IG N AL
C h a n g e
P ATTE R N S ", i n th e fi rst p a ra g ra p h , th e S i g n a l s b i ts n ot fra m ed i n th i s m a n n er a re
l a st sen ten ce sh oul d rea d "S i g n a l
i g n ored b y th e P h y si ca l l a y er sta n d a rd b ei n
b i ts..." i n stea d of "S i g n a l s b i ts...".
used .
To
S i g n a l b i ts n ot fra m ed i n th i s m a n n er a re
i g n ored b y th e P h y si ca l l a y er sta n d a rd b ei n
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 25 of 3 9
it
m
m
g
g
used .
8.2.2.3
8.2.3.1
8.2.3.1
8.3.3.1
8.3.4 .1
8.3.6.1
8.3.6.1
8.3.8.1
8.3.8.2
In th e fi rst p a ra g ra p h , secon d sen ten ce, C h a n g e:
"g roup " sh oul d b e "g roup s".
"C od e g roup th a t a re curren tl y used i n
m od ern n etw ork s a re g en era l l y m ore
com p l ex ."
B el ow E q ui v a l en ce h ea d er: 1 b p s i s
m i ssi n g "fun d a m en ta l un i t of
b a n d w i d th ".
After "1 b p s", a d d " = "fun d a m en ta l un i t
of b a n d w i d th ".
U n d er th e h ea d i n g "G OOD P U T", th e
th i rd sen ten ce of th e l a st p a ra g ra p h
sh oul d rea d "th roug h p ut" i n stea d of
"th roug h p ut".
U n d er th e h ea d i n g "U TP C a b l i n g
S ta n d a rd s", th e l a st sen ten ce of th e
fi rst p a ra g ra p h sh oul d rea d , "S om e of
th e el em en ts d efi n ed a re..." i n stea d of
"S om e th e el em en ts d efi n ed a re..."
In th e l a st sen ten ce, of th e n ex t to l a st
p a ra g ra p h , th e w ord "i t" sh oul d b e
i n serted a fter "… a n d h a s rep l a ced ".
To:
"C od e g roup s th a t a re curren tl y used i n
m od ern n etw ork s a re g en era l l y m ore
com p l ex ."
After "1 b p s", a d d " = "fun d a m en ta l un i t of
b a n d w i d th ".
C h a n g e
D ue to th e sh a ri n g a n d m ed i a ov erh ea d th e
th roug h p ut b etw een th e com p uters i s on l y
60 M b p s.
To
D ue to th e sh a ri n g a n d m ed i a ov erh ea d th e
th roug h p ut b etw een th e com p uters i s on l y
60 M b p s.
C h a n g e
S om e th e el em en ts d efi n ed a re:
To
S om e of th e el em en ts d efi n ed a re:
C h a n g e
Tod a y U TP offers l ow er costs a n d h i g h er
b a n d w i d th th a n coa x i a l a n d h a s rep l a ced a s
th e sta n d a rd for a l l E th ern et i n sta l l a ti on s.
To
Tod a y U TP offers l ow er costs a n d h i g h er
b a n d w i d th th a n coa x i a l a n d h a s rep l a ced i t
a s th e sta n d a rd for a l l E th ern et i n sta l l a ti on s.
In th e secon d sen ten ce of th e fi rst
C h a n g e
p a ra g ra p h , th e p eri od ( .) h a s a n ex tra
Th e b i ts a re en cod ed on th e fi b er a s l i g h t
sp a ce i n fron t of i t.
i m p ul ses .
To
Th e b i ts a re en cod ed on th e fi b er a s l i g h t
i m p ul ses.
In th e l a st sen ten ce of th e l a st
C h a n g e
p a ra g ra p h , "B eca use op ti ca l fi b er d oes B eca use op ti ca l fi b er d oes n ot con d ucts
n ot con d ucts..." sh oul d rea d "...d oes n ot el ectri ci ty a n d h a s l ow si g n a l l oss, i t i s w el l
con d uct..."
sui ted for th ese uses.
To
B eca use op ti ca l fi b er d oes n ot con d uct
el ectri ci ty a n d h a s l ow si g n a l l oss, i t i s w el l
sui ted for th ese uses.
"R J -4 5" i n con ten t tex t, b ut "R J 4 5" i n
ch a n g e to R J -4 5 i n tex t
g ra p h i c
"R J -4 5" i n con ten t tex t, b ut "R J 4 5" i n
g ra p h i c
ch a n g e to R J -4 5 i n tex t
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 26 of 3 9
8.3.8.3
Th e tex t for S T a n d S C con n ectors a n d
th e m ed i a i n form a ti on d oes n ot m a tch .
Th e tex t i s correct a n d th e m ed i a
i n form a ti on n eed s ch a n g i n g .
C h a n g e m ed i a tex t:
S tra i g h t Ti p ( S T) con n ector i s w i d el y used
w i th si n g l e-m od e fi b er
S ub scri b er C on n ector ( S C ) con n ector i s
w i d el y used w i th m ul ti m od e fi b er
To
S tra i g h t Ti p ( S T) con n ector i s w i d el y used
w i th m ul ti m od e fi b er
8.3.8.3
2n d p a ra g ra p h , "&" sh ow s up a s
"&a m p ; "
8.4 .1.1
Th e n a m e of th e H a n d s-on L a b a cti v i ty
w i th i n th e m ed i a i s "C a teg ory 5 U TP
C a b l e Tests". Th e .P D F for th e l a b i s
ti tl ed "M ed i a C on n ectors L a b Acti v i ty ."
Th e n a m e of th e P T a cti v i ty i s
"C on n ecti n g D ev i ces a n d E x p l ori n g th e
P h y si ca l V i ew ". Th e P a ck et Tra cer
S k i l l s In teg ra ti on In structi on s ( P D F ) i s
ti tl ed "S k i l l s In teg ra ti on C h a l l en g eC on n ecti n g D ev i ces a n d E x p l ori n g th e
P h y si ca l V i ew ".
C h a n g e "... th e of th e D a ta L i n k
L a y er..." to "… th e D a ta L i n k L a y er … ".
8.5.1.3
9 .1.1.1
9 .1.1.1
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "IE E E S ta n d a rd s"
9 .3.3.2
In th e l a st p a ra g ra p h . "...of y ou N IC "
sh oul d b e "...of y our N IC ". Al so p l ea se
a d d a p eri od ( .) .
9 .3.5.1
In
p a
19
a d
9 .3.5.1
A p a ra g ra p h sp a ce i s m i ssi n g a b ov e
th e h ea d i n g "U n i ca se"
th e fi rst sen ten ce of th e th i rd
ra g ra p h , "...IP a d d resses
6.168.1.200." S h oul d rea d "...IP
d ress 19 6.168.1.200.".
S ub scri b er C on n ector ( S C ) con n ector i s
w i d el y used w i th si n g l e-m od e fi b er
rep l a ce cod e w i th a m p ersa n d
C h a n g e th e H a n d s-on L a b n a m e to m a tch
th e l a b n a m e of "M ed i a C on n ectors L a b
Acti v i ty ." i n th e Icon .
C h a n g e:
"C on n ecti n g D ev i ces a n d E x p l ori n g th e
P h y si ca l V i ew "
To:
"S k i l l s In teg ra ti on C h a l l en g e-C on n ecti n g
D ev i ces a n d E x p l ori n g th e P h y si ca l V i ew "
C h a n g e
E th ern et op era tes i n th e l ow er tw o l a y ers of
th e OS I m od el : th e of th e D a ta L i n k l a y er
a n d th e P h y si ca l l a y er.
To
E th ern et op era tes i n th e l ow er tw o l a y ers of
th e OS I m od el : th e D a ta L i n k l a y er a n d th e
P h y si ca l l a y er.
a d d p a ra g ra p h b rea k
C h a n g e
Y ou m a y w a n t to resea rch th e OU I of th e
M AC a d d ress to d eterm i n e th e m a n ufa cturer
of y ou N IC
To
Y ou m a y w a n t to resea rch th e OU I of th e
M AC a d d ress to d eterm i n e th e m a n ufa cturer
of y our N IC .
C h a n g e
In th e ex a m p l e sh ow n i n th e fi g ure, a h ost
w i th IP a d d ress 19 2.168.1.5 ( source)
req uests a w eb p a g e from th e serv er a t IP
a d d resses 19 2.168.1.200.
To
In th e ex a m p l e sh ow n i n th e fi g ure, a h ost
w i th IP a d d ress 19 2.168.1.5 ( source)
req uests a w eb p a g e from th e serv er a t IP
a d d ress 19 2.168.1.200.
a d d p a ra g ra p h b rea k
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 27 of 3 9
9 .3.5.2
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "B roa d ca st"
a d d p a ra g ra p h b rea k
9 .4 .2.3
A p eri od i s m i ssi n g a t th e en d of 2n d
p a ra g ra p h .
Ad d p eri od
9 .4 .3.1
In th e l a st p a ra g ra p h , th e fi rst sen ten ce
i s un cl ea r. P l ea se correct "...b eca use a
l i sten i n g n od e m a y tra n si ti on i n to
tra n sm i tti n g w h i l e...".
9 .4 .3.3
"S " sh oul d b e "µ s".
l :"
C h a n g e
Th i s a ccum ul a ted d el a y i n crea ses th e
l i k el i h ood th a t col l i si on s w i l l occur b eca use a
l i sten i n g n od e m a y tra n si ti on i n to
tra n sm i tti n g w h i l e th e h ub or rep ea ter i s
p rocessi n g th e m essa g e.
To
Th i s a ccum ul a ted d el a y i n crea ses th e
l i k el i h ood th a t col l i si on s w i l l occur b eca use a
l i sten i n g n od e m a y tra n si ti on i n to
tra n sm i tti n g si g n a l s w h i l e th e h ub or
rep ea ter p rocessi n g th e m essa g e.
B el ow "Ti m e In terv a l :"
C h a n g e ... s....
To: ...µ s.... It sh oul d b e m i crosecon d s.
b e m i crosecon d s.
ol to ea ch row
ui red col um n .
Ad d th e m i cro sy m b ol to ea ch row un d er th e
Ti m e R eq ui red col um n .
9 .4 .4 .1
B el ow "Ti m e In terv a
C h a n g e ... s....
To: ...µ s.... It sh oul d
Ad d th e m i cro sy m b
un d er th e Ti m e R eq
9 .5.1.1
Top i c h ea d i n g on th e p a g e i s m i ssi n g a
sp a ce b etw een "...ofE th ern et..."
a d d sp a ce
9 .5.2.1
"R J -4 5" i n con ten t tex t, b ut "R J 4 5" i n
g ra p h i c
ch a n g e to R J -4 5 i n tex t
9 .5.2.2
A p a ra g ra p h sp a ce i s m i ssi n g b etw een
th e fi rst tw o p a ra g ra p h s.
a d d p a ra g ra p h b rea k
9 .5.4 .1
B ul l et 2:
9 .6.2.2
C h a n g e:
"B i t ti m e i s n ow 0.1 n S . "
to:
"B i t ti m e i s n ow 0.1 n s. "
C h a n g e l i n k to l i n k to p rop er d ocum en t i n
p rop er l oca ti on - curren t l i n k p oi n ts to:
h ttp :/ / rev i ew .n eta ca d .n et/ rev i ew / d ev el op ers/ t
h em e/ p a ck etTra cerIn structi on s.p d f
C h a n g e l i n k to l i n k to p rop er d ocum en t
i n p rop er l oca ti on - curren t l i n k p oi n ts
to:
h ttp :/ / rev i ew .n eta ca d .n et/ rev i ew / d ev el o
p ers/ th em e/ p a ck etTra cerIn structi on s.p d
f
( 1) B utton s "3" ~ "7 ", "0A" sh ow s up a s ch a n g e O to 0
"OA"
( 2) B utton s "6" ~ "7 ", "0C " sh ow s up a s
"OC "
Y ou w i l l n eed to l oca te th e fl a sh sl i d es In th e p ra cti ce p rob l em w h ere:
w i th th e fol l ow i n g i n form a ti on :
D esti n a ti on M AC : OF S ource M AC : OB
AN D
D esti n a ti on M AC : OF S ource M AC :
M AC Ta b l e i s
OB
F a 1: 0A F a 3: 0B F a 5: 0C F a 7 : b l a n k F a 9 :
b la n k
M AC Ta b l e
F a 1: 0A F a 3: 0B F a 5: 0C F a 7 : b l a n k
C orrect a n sw er:
9 .6.3.2
9 .6.4 .1
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 28 of 3 9
F a 9 :b la n k
C orrect a n sw er:
1. Wh ere w i l l th e sw i tch forw a rd th e
fra m e? Th e a n sw er i n th e i m a g e i s
correct: F a 1, F a 5, F a 7 , F a 9
In correct a n sw er:
2. Wh en th e sw i tch forw a rd s th e fra m e,
w h i ch sta tem en t( s) a re true?
_ _ S w i tch a d d s th e source M AC
a d d ress to th e M AC ta b l e.
X F ra m e i s a b roa d ca st fra m e a n d w i l l
b e forw a rd ed to a l l p orts.
X F ra m e i s a un i ca st fra m e a n d w i l l b e
sen t to sp eci fi c p ort on l y .
_ _ F ra m e i s a un i ca st fra m e a n d w i l l b e
fl ood ed to a l l p orts.
X F ra m e i s a un i ca st fra m e b ut i t w i l l
b e d rop p ed a t th e sw i tch .
Y ou w i l l n eed to l oca te th e fl a sh
w i th th e fol l ow i n g i n form a ti on :
D esti n a ti on M AC : OD
OF
sl i d es
S ource M AC :
M AC Ta b l e
F a 1: 0A F a 3: b l a n k F a 5: 0C
F a 9 : 0F
F a 7 : 0D
C orrect a n sw er:
1. Wh ere w i l l th e sw i tch forw a rd th e
fra m e? Th e a n sw er i n th e i m a g e i s
correct: F a 7
1. Wh ere w i l l th e sw i tch forw a rd th e fra m e?
F a 1, F a 5, F a 7 , F a 9 – Th i s p orti on i s a l rea d y
correct.
Th e correct a n sw er for P a rt 2 sh oul d b e:
F ra m e i s a un i ca st fra m e a n d w i l l b e fl ood ed
to a l l p orts.
In th e p ra cti ce p rob l em w h ere:
D esti n a ti on M AC : OD
S ource M AC : OF
AN D
M AC Ta b l e
F a 1: 0A F a 3: b l a n k F a 5: 0C F a 7 : 0D F a 9 : 0F
C orrect a n sw er:
1. Wh ere w i l l th e sw i tch forw a rd th e fra m e?
F a 7 – Th i s p orti on i s a l rea d y correct
Th e correct a n sw er for P a rt 2 sh oul d b e:
F ra m e i s a un i ca st fra m e a n d w i l l b e sen t to
sp eci fi c p ort on l y .
In th e p ra cti ce p rob l em w h ere:
D esti n a ti on M AC : F F S ource M AC : OF
AN D
M AC Ta b l e
F a 1: b l a n k F a 3: b l a n k F a 5: b l a n k F a 7 : b l a n k
F a 9 :b la n k
Th e correct a n sw er for P a rt 1 sh oul d b e:
1. Wh ere w i l l th e sw i tch forw a rd th e fra m e?
F a 1, F a 3, F a 5, F a 7
Th e correct a n sw er for P a rt 2 sh oul d b e:
S w i tch a d d s th e source M AC a d d ress to th e
In correct a n sw er:
M AC ta b l e.
2. Wh en th e sw i tch forw a rd s th e fra m e, F ra m e i s a b roa d ca st fra m e a n d w i l l b e
w h i ch sta tem en t( s) a re true?
forw a rd ed to a l l p orts.
_ _ S w i tch a d d s th e source M AC
a d d ress to th e M AC ta b l e.
_ _ F ra m e i s a b roa d ca st fra m e a n d w i l l
b e forw a rd ed to a l l p orts.
X F ra m e i s a un i ca st fra m e a n d w i l l b e
sen t to sp eci fi c p ort on l y .
X F ra m e i s a un i ca st fra m e a n d w i l l b e
fl ood ed to a l l p orts.
_ _ F ra m e i s a un i ca st fra m e b ut i t w i l l
b e d rop p ed a t th e sw i tch .
Y ou w i l l n eed to l oca te th e fl a sh
w i th th e fol l ow i n g i n form a ti on :
D esti n a ti on M AC : F F
OF
sl i d es
S ource M AC :
M AC Ta b l e
F a 1: b l a n k F a 3: b l a n k F a 5: b l a n k F a 7 :
b la n k F a 9 :b la n k
In correct a n sw er:
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 29 of 3 9
1. Wh ere w i l l th e sw i tch forw a rd th e
fra m e?
F a 1, F a 3, F a 5, F a 7 , F a 9
9 .6.4 .1
9 .8.1
In correct a n sw er:
2. Wh en th e sw i tch forw a rd s th e fra m e,
w h i ch sta tem en t( s) a re true?
X S w i tch a d d s th e source M AC
a d d ress to th e M AC ta b l e.
X F ra m e i s a b roa d ca st fra m e a n d w i l l
b e forw a rd ed to a l l p orts.
X F ra m e i s a un i ca st fra m e a n d w i l l b e
sen t to sp eci fi c p ort on l y .
X F ra m e i s a un i ca st fra m e a n d w i l l b e
fl ood ed to a l l p orts.
X F ra m e i s a un i ca st fra m e b ut i t w i l l
b e d rop p ed a t th e sw i tch .
Th e top i c h ea d i n g on th e p a g e i s
m i ssi n g a sp a ce b etw een
C h a n g
"...C om p a ri n g H ub s...".
"C om p
To:
C h a n g e:
"C om p
"C om p a ri n g H ub s"
To:
"C om p a ri n g H ub s"
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
a d d sp
w ord "L a b "
e:
a ri n g H ub s"
a ri n g H ub s"
a ce
9 .8.1
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
w ord "L a b "
a d d sp a ce to ti tl e
10.1.2.4
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "F a ctors to C on si d er i n
C h oosi n g a R outer"
a d d p a ra g ra p h b rea k
10.2.1.3
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "C a b l e L en g th "
a d d p a ra g ra p h b rea k
10.2.1.4
U n d er th e h ea d i n g "E l ectrom a g n eti c
In terferen ce / R a d i o F req uen cy
In terferen ce", i n th e secon d sen ten ce of
th e th i rd p a ra g ra p h , th ere a re th ree
errors.
Th e w ord "l i g h ten i n g " sh oul d b e
"l i g h tn i n g ".
Th e w ord i n g : "...th ese b ui l d i n g ..."
sh oul d rea d "...th ese b ui l d i n g s...".
Th e secti on "...w i l l b e ex p osed th e..."
sh oul d rea d "...w i l l b e ex p osed to th e..."
"rfi " i n th e l i st of term s n eed s to b e
ca p i ta l i z ed .
C h a n g e
Th e m ed i a used to i n tercon n ect th ese
b ui l d i n g w i l l b e ex p osed th e p ossi b i l i ty of
l i g h ten i n g stri k es.
To
Th e m ed i a used to i n tercon n ect th ese
b ui l d i n g s w i l l b e ex p osed to th e p ossi b i l i ty of
l i g h tn i n g stri k es.
10.2.1.4
ch a n g e "rfi " to "R F I" i n g l ossa ry .
10.2.2.1
"R J -4 5" i n con ten t tex t, b ut "R J 4 5" i n
g ra p h i c
ch a n g e to R J -4 5 i n tex t
10.2.2.2
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "Ty p es of In terfa ces"
a d d p a ra g ra p h b rea k
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 0 of 3 9
10.2.2.2
"m d i x " i n th e l i st of term s n eed s to b e
ca p i ta l i z ed .
10.2.2.2
m d i " i n l i st of term s n eed s to b e
ca p i ta l i z ed .
10.2.2.3
Th e ora n g e p a i r of w i res i n th e
con n ecti on l a b el ed T568B i s i n correctl y
l a b el ed P a i r 3.
10.2.2.4
In th e l a st sen ten ce on th e p a g e,
"M ID X" sh oul d b e "M D IX".
10.2.2.4
10.2.2.4
10.3.1.1
10.3.1.1
10.3.2.2
C h a n g e:
"Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
M ID X a uto-d etecti on ."
To:
"Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
M D IX a uto-d etecti on ."
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "M D I/ M D IX S el ecti on "
C h a n g e "m d i x " to "M D IX" i n g l ossa ry .
C h a n g e "m d i " to "M D I' i n g l ossa ry .
In G 1, T568B :
C h a n g e ( Ora n g e P a i r ON L Y ) :
"P a i r 3"
To:
"P a i r 2"
C h a n g e
Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
a uto-d etecti on .
To
Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
a uto-d etecti on .
C h a n g e:
"Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
a uto-d etecti on ."
To:
"Oth er d ev i ces req ui re a n i n terfa ce
con fi g ura ti on com m a n d for en a b l i n g
a uto-d etecti on ."
a d d p a ra g ra p h b rea k
M ID X
M D IX
M ID X
M D IX
In th e l a st p a ra g ra p h , th e ex p l a n a ti on of C h a n g e
th e form ul a for th e n um b er of h osts
R eca l l th a t th e n um b er of h osts on on e
d oes n ot i n cl ud e th e "m i n us 2".
n etw ork or sub n et i s ca l cul a ted usi n g th e
form ul a 2 to th e n th p ow er m i n us ( 2^ n - 2) ,
w h ere n i s th e n um b er of b i ts a v a i l a b l e a s
h ost b i ts.
To
R eca l l th a t th e n um b er of h osts on on e
n etw ork or sub n et i s ca l cul a ted usi n g th e
form ul a 2 to th e n th p ow er m i n us 2 ( 2^ n - 2) ,
w h ere n i s th e n um b er of b i ts a v a i l a b l e a s
h ost b i ts.
2n d l a st sen ten ce: C h a n g e:
2n d l a st sen ten ce: C h a n g e:
...form ul a 2 to th e n th p ow er m i n us ( 2^ n ...form ul a 2 to th e n th p ow er m i n us ( 2^ n - 2) ,
- 2) , w h ere...
w h ere...
To:
To:
...form ul a 2 to th e n th p ow er m i n us 2
...form ul a 2 to th e n th p ow er m i n us 2 ( 2^ n ( 2^ n - 2) , w h ere…
2) , w h ere…
In structor l a b a n d stud en t l a b 10.3.2.2: Ad d th e fol l ow i n g a n d i n crea se th e n um b er
S tep 3 of a l l p rob l em s sh oul d b e sp l i t to of th e step s b y on e.
p rov i d e 2 sp a ces - on e for th e usa b l e
C h a n g e: S tep 3: H ow m a n y usa b l e h ost
h ost a d d resses, a n d th e oth er for th e
a d d resses a n d usa b l e sub n ets d i d th i s g i v e
n um b er of sub n ets.
y ou? _ _ _ _ _
To: S tep 3: H ow m a n y usa b l e h ost
a d d resses d i d th i s g i v e y ou? _ _ _ _ _
S tep 4 : H ow m a n y usa b l e sub n ets d i d th i s
g i v e y ou? _ _ _ _ _
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 1 of 3 9
10.3.2.2
In structor a n sw ers for a l l
a re b a sed on n ot b ei n g a
a l l z eros a n d a l l on es sub
th e n ew curri cul um , th ey
10.4 .1.1
Th e m ed i a on 10.4 .1.1 uses n etw ork
a d d ress/ p refi x a s 17 2.16.0.0/ 22.
In m ed i a 10.4 .1.2, sub n etti n g w i th out
To: G i v en IP Ad d ress: 17 2.1.0.0/ 21
v l sm , sub n ets ex ten d p a st th e a d d ress
b oun d a ry of th e / 22 p refi x .Th e sol uti on
i s th erefore n ot v a l i d .
Th e h i g h est a d d ress for / 22 i s
17 2.16.3.255 ( a s sh ow n i n m ed i a
10.4 .1.3) .
Th e p refi x sh oul d b e ch a n g ed to / 21.
2n d a n d 3rd h ea d i n g s: N o sp a ce a b ov e Ad d sp a ce b efore "S tud en t L AN "
th em
An d "Ad m i n i stra tor L AN "
10.4 .1.2
Ta sk 1 i tem s
b l e to use th e
n ets, b ut w i th
a re a l l ow ed .
10.4 .1.2
Ad d sp a ce b efore "S tud
An d "Ad m i n i stra tor L AN
A p a ra g ra p h sp a ce i s m
h ea d i n g "C a l cul a ti n g a n
Ad d resses-w i th out V L S
10.5.1.1
Th ere i s n o sp a ce a b ov e th e fi rst ti tl e.
10.6.1.1
10.6.1.1
10.6.1.1
en t L AN "
"
i ssi n g a fter th e
d Assi g n i n g
M "
Ad d sp a ce b efore "L AN In terfa ces E th ern et".
In structor l a b a n d stud en t l a b 10.6.1.1:
In ta sk 1, step s 1-4 , th e ta b l es i n cl ud e
th e m a sk , b ut ri g h t b el ow i s th e
q uesti on , "Wh a t i s th e b i t m a sk ? ". It i s
n ot cl ea r to th e stud en ts to w ri te th e
a n sw er i n b i n a ry .
C h a n g e:
"...th e l a b i con on th e..."
To:
"...th e l a b i con on th e..."
A p a ra g ra p h sp a ce i s m i ssi n g b etw een
th e tw o p a ra g ra p h s.
F or D i a g . A, th e 2 n etw ork s on l y n eed on e
b i t, w h i ch ch a n g es a l l of th e oth er a n sw ers.
F or D i a g . B , on l y 2 b i ts a re n eed ed for th e 4
n etw ork s, w h i ch ch a n g es a l l of th e oth er
a n sw ers. D i a g . C i s correct, ex cep t for S tep
5, w h i ch sh oul d b e 2, n ot z ero. D i a g . D i s
correct, ex cep t for S tep 5, w h i ch sh oul d b e
4 , n ot z ero.
C h a n g e: G i v en IP Ad d ress: 17 2.16.0.0/ 22
a d d p a ra g ra p h b rea k
Ad d sp a ce b efore "L AN
E th ern et".
In terfa ces -
C h a n g e: Wh a t i s th e b i t m a sk ?
To: Wh a t i s th e b i t m a sk i n b i n a ry ?
C h a
"...th
To:
"...th
a d d
n g e:
e l a b i con on th e..."
e l a b i con on th e..."
p a ra g ra p h b rea k
10.6.2
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
w ord "L a b "
a d d sp a ce
10.6.2
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
w ord "L a b "
a d d p a ra g ra p h b rea k
10.6.2.1
A p a ra g ra p h sp a ce i s m i ssi n g b etw een
l a st tw o p a ra g ra p h s.
a d d p a ra g ra p h b rea k
10.6.3
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
w ord "L a b "
a d d sp a ce
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 2 of 3 9
10.6.3
Top i c ti tl e i s m i ssi n g a sp a ce a fter th e
w ord "L a b "
a d d p a ra g ra p h b rea k
10.7 .1.3
Th e n a m e of th e P T a cti v i ty i s "S k i l l s
In teg ra ti on C h a l l en g e: P l a n n i n g a n d
C a b l i n g N etw ork s". Th e
P a ck et Tra cer S k i l l s In teg ra ti on
In structi on s ( P D F ) i s ti tl ed "S k i l l s
In teg ra ti on C h a l l en g e: N etw ork
P l a n n i n g a n d In terfa ce C on fi g ura ti on ".
"4 th p a ra g rp h : C h a n g e:
Wh en a router i s fi rst p l a ced i n to
serv i ce, n etw ork i n g p a ra m eters h a v e
n ot * * y et* * b een con fi g ured * * y et* * .
To:
Wh en a router i s fi rst p l a ced i n to
serv i ce, n etw ork i n g p a ra m eters h a v e
n ot b een con fi g ured ."
A p a ra g ra p h sp a ce i s m i ssi n g a fter
ea ch of th e fol l ow i n g h ea d i n g s
"C on sol e", "Tel n et a n d S S H ", a n d
"AU X"
A p a ra g ra p h sp a ce i s m i ssi n g b etw een
11th p a ra g ra p h ( 1st sen ten ce sta rts
w i th "S S H p rov i d es stron g er p a ssw ord
...") a n d 12th p a ra g ra p h .
Ad d b l a n k l i n e a fter "R un n i n g
C on fi g ura ti on " h ea d i n g
C h a n g e:
"S k i l l s In teg ra ti on C h a l l en g e: P l a n n i n g a n d
C a b l i n g N etw ork s"
11.1.1.2
11.1.1.2
11.1.1.2
11.1.2.1
To:
"S k i l l s In teg ra ti on C h a l l en g e: N etw ork
P l a n n i n g a n d In terfa ce C on fi g ura ti on "
"4 th p a ra g rp h : C h a n g e:
Wh en a router i s fi rst p l a ced i n to serv i ce,
n etw ork i n g p a ra m eters h a v e n ot * * y et* *
b een con fi g ured * * y et* * .
To:
Wh en a router i s fi rst p l a ced i n to serv i ce,
n etw ork i n g p a ra m eters h a v e n ot b een
con fi g ured ."
a d d p a ra g ra p h b rea k
a d d p a ra g ra p h b rea k
Ad d b l a n k l i n e a fter "R un n i n g C on fi g ura ti on "
h ea d i n g
11.1.2.1
A p a ra g ra p h sp a ce i s m i ssi n g b etw een
l a st tw o p a ra g ra p h s.
a d d p a ra g ra p h b rea k
11.1.2.1
"n v ra m " sh oul d b e ca p i ta l i z ed i n th e
g l ossa ry .
C h a n g e n v ra m
g l ossa ry .
11.1.3.1
In th e fi fth p a ra g ra p h , "h i era rch a l "
sh oul d b e sp el l ed "h i era rch i ca l ".
11.1.3.4
Th e sy n ta x for en teri n g th e en a b l e
com m a n d i s i n correct.
C h a n g e
Th e h i era rch a l m od a l structure ca n b e
con fi g ured to p rov i d e securi ty . D i fferen t
a uth en ti ca ti on ca n b e req ui red for ea ch
h i era rch a l m od e.
To
Th e h i era rch i ca l m od a l structure ca n b e
con fi g ured to p rov i d e securi ty . D i fferen t
a uth en ti ca ti on ca n b e req ui red for ea ch
h i era rch i ca l m od e.
C h a n g e: R outer# en a b l e
To: R outer> en a b l e
11.1.3.4
R em ov e ex tra b l a n k l i n es a fter "Th e
sy n ta x for en teri n g th e en a b l e
com m a n d i s:"
11.1.4 .1
(S
th
M
th
h oul d on l y b e 1 b l a n k l i n e sep a ra ti n g
e sen ten ce.)
i ssi n g tex t a b ov e a n d b el ow a rrow s i n
e m ed i a :
Ab ov e a rrow s: red tex t of "R outer> "
to N V R AM
w i th i n th e
R em ov e ex tra b l a n k l i n es a fter "Th e sy n ta x
for en teri n g th e en a b l e com m a n d i s:"
( S h oul d on l y b e 1 b l a n k l i n e sep a ra ti n g th e
sen ten ce.)
Ab ov e a rrow s: red tex t of "R outer> " b l a ck
tex t of "p i n g " b l ue tex t of "19 2.168.10.5"
R outer> p i n g 19 2.168.10.5
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 3 of 3 9
b l a ck tex t of "p i n g " b l ue tex t of
"19 2.168.10.5"
R outer> p i n g 19 2.168.10.5
11.1.5.3
11.1.5.4
11.1.7 .2
11.2.2.2
11.2.3.1
11.2.3.2
11.2.3.3
B el ow a rrow s: red
b l a ck tex t of "p i n g
p rotocol s"
R outer> sh ow i p p
R em ov e th e h tm l
ex a m p l e i n th e E x
tex t of "R outer> "
" b l ue tex t of "i p
rotocol s
tex t < b > i n th e 3rd
a m p l es col um n .
B el ow a rrow s: red tex t of "R outer> " b l a ck
tex t of "p i n g " b l ue tex t of "i p p rotocol s"
R outer> sh ow i p p rotocol s
R em ov e th e h tm l tex t < b > i n th e 3rd
ex a m p l e i n th e E x a m p l es col um n .
( 1) In fi rst ta b l e, l a st row , som eth i n g i s resi z e ta b l es
m i ssi n g a fter "C trl -"
( 2) In 2n d ta b l e, i t seem s som eth i n g i s
m i ssi n g i n ta b l e h ea d er
( 3) A sp a ce i s m i ssi n g a fter ea ch
"N OTE :".
Ad d a b l a n k sp a ce b etw een IOS b a si cs Ad d a b l a n k sp a ce b etw een IOS b a si cs i n
i n th e 11.1 ti tl e on th e p a g e.
th e 11.1 ti tl e on th e p a g e.
A p a ra g ra p h sp a ce i s m i ssi n g a fter
ea ch of th e fol l ow i n g h ea d i n g s "V TY
P a ssw ord " a n d "E n cry p ti n g P a ssw ord
D i sp l a y "
Ad d a b l a n k l i n e b etw een 5th a n d 6th
p a ra g ra p h s:
"...com m a n d ca n b e used to see a
run n i n g con fi g ura ti on fi l e.
* * b l a n k l i n e* *
Wh en th e ch a n g es a re v eri fi ed to b e
correct, use th e cop y run n i n g -con fi g
sta rtup -con fi g … ".
5th p a ra g ra p h , "To era se th e sta rtup
con fi g ura ti on fi l e use erase
N V R A M : st art u p -c o n f i g or erase
st art u p -c o n f i g a t th e p ri v i l eg ed E XE C
m od e p rom p t:" -- a sp a ce i s m i ssi n g
b efore "a t"
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "B a ck up C on fi g ura ti on s w i th
Tex t C a p ture ( H y p erTerm i n a l ) ".
a d d p a ra g ra p h b rea k
Ad d a b l a n k l i n e b etw een 5th a n d 6th
p a ra g ra p h s:
"...com m a n d ca n b e used to see a run n i n g
con fi g ura ti on fi l e.
* * b l a n k l i n e* *
Wh en th e ch a n g es a re v eri fi ed to b e correct,
use th e cop y run n i n g -con fi g sta rtup -con fi g
… ".
a d d sp a ce
a d d p a ra g ra p h b rea k
11.2.3.4
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "R estori n g Tex t
C on fi g ura ti on s".
a d d p a ra g ra p h b rea k
11.2.4 .2
Ad d b l a n k l i n e b etw een fi rst h ea d i n g
a n d con ten t
Ad d b l a n k l i n e b etw een fi rst h ea d i n g a n d
con ten t
11.2.4 .2
A p a ra g ra p h sp a ce i s m i ssi n g a fter th e
h ea d i n g "E n a b l i n g th e In terfa ce".
a d d p a ra g ra p h b rea k
11.2.4 .3
3rd p a ra g ra p h from b ottom , th e
com m a n d "d escri p ti on " i s n ot i n
com m a n d form a t.
ch a n g e fon t to com m a n d fon t
11.3.1.1
C h a n g e:
E n ter th e * * p i n g l oop b a ck * * com m a n d
w i th th i s sy n ta x :
C h a n g e:
E n ter th e * * p i n g l oop b a ck * * com m a n d w i th
th i s sy n ta x :
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 4 of 3 9
11.3.1.1
11.3.1.1
11.3.2.1
To:
E n ter th e * * p i n g l oop b a ck * * com m a n d
w i th th i s sy n ta x :
To:
E n ter th e * * p i n g l oop b a ck * * com m a n d w i th
th i s sy n ta x :
"ch a n g e:
U si n g p i n g i n a ...
To:
U si n g p i n g i n a ...."
Ad d a b l a n k l i n e b efore "Tex ti n g th e
L oop b a ck ".
"ch a n g e:
U si n g p i n g i n a ...
To:
U si n g p i n g i n a ...."
Ad d a b l a n k l i n e b efore "Tex ti n g th e
L oop b a ck ".
In "D ev i ce Outp ut" v i ew , som e con ten t
i s m i ssi n g un d er "F a 0/ 0" a n d "S 0/ 0/ 0".
In th e "In terfa ce Testi n g " top ol og y ,
In th e "In terfa ce Testi n g " top ol og y ,
U n d er F a 0/ 0, th e IP 19 2.168.254 .254 i s
m i ssi n g
U n d er S 0/ 0/ 0, th e IP 17 2.16.0.254 i s m i ssi n g
U n d er F a 0/ 0, th e IP 19 2.168.254 .254 i s
m i ssi n g
U n d er S 0/ 0/ 0, th e IP 17 2.16.0.254 i s
In th e "In terfa ce Testi n g " top ol og y , a d d :
m i ssi n g
U n d er F a 0/ 0, th e IP 19 2.168.254 .254
U n d er S 0/ 0/ 0, th e IP 17 2.16.0.254
In th e "In terfa ce Testi n g " top ol og y , a d d :
11.3.2.1
U n d er F
U n d er S
In th e l a
p erform
p erform
a 0/ 0, th e IP 19 2.168.254 .254
0/ 0/ 0, th e IP 17 2.16.0.254
st sen ten ce on th e p a g e, "...to
i t j ob of..." sh oul d rea d "..to
i ts j ob of..."
11.3.2.1
In th e l a st p a ra g ra p h "i t" sh oul d rea d
"i ts".
11.3.2.1
"C h a n g e:
As y ou l ea rn ed ea rl i er, th e IP a d
for th e sw i tch * * i n * * a p p l i ed to a
i n terfa ce.
To:
As y ou l ea rn ed ea rl i er, th e IP a d
for th e sw i tch * * i s* * a p p l i ed to a
i n terfa ce."
In 2n d to l a st p a ra g ra p h , th e com
"p i n g " a n d "tra ceroute" a re n ot b
11.3.2.1
11.3.4 .1
d ress
V L AN
d ress
V L AN
m a n d
ol d ed .
In th e 3rd p a ra g ra p h ,
C h a n g e:
Th e g a tew a y IP v 4 a d d ress sh oul d b e
rea d i l y a v a i l a b l e i n th e n etw ork
d ocum en ta ti on , b ut i f i t i s n ot a v a i l a b l e,
use * * th ei p con fi g * * com m a n d to
C h a n g e
Tw o i m p orta n t th i n g s to k eep i n m i n d a re
th a t a n IP a d d ress i s n ot req ui red for a
sw i tch to p erform i t j ob of fra m e forw a rd i n g
a n d th a t th e sw i tch req ui res a g a tew a y to
com m un i ca te outsi d e i ts l oca l n etw ork .
To
Tw o i m p orta n t th i n g s to k eep i n m i n d a re
th a t a n IP a d d ress i s n ot req ui red for a
sw i tch to p erform i ts j ob of fra m e forw a rd i n g
a n d th a t th e sw i tch req ui res a g a tew a y to
com m un i ca te outsi d e i ts l oca l n etw ork .
C h a n g e: Tw o i m p orta n t th i n g s to k eep i n
m i n d a re th a t a n IP a d d ress i s n ot req ui red
for a sw i tch to p erform i t j ob of ....
To: Tw o i m p orta n t th i n g s to k eep i n m i n d a re
th a t a n IP a d d ress i s n ot req ui red for a
sw i tch to p erform i ts j ob of ....
"C h a n g e:
As y ou l ea rn ed ea rl i er, th e IP a d d ress for th e
sw i tch * * i n * * a p p l i ed to a V L AN i n terfa ce.
To:
As y ou l ea rn ed ea rl i er, th e IP a d d ress for th e
sw i tch * * i s* * a p p l i ed to a V L AN i n terfa ce."
b ol d p i n g a n d tra ceroute
In th e 3rd p a ra g ra p h ,
C h a n g e:
Th e g a tew a y IP v 4 a d d ress sh oul d b e rea d i l y
a v a i l a b l e i n th e n etw ork d ocum en ta ti on , b ut
i f i t i s n ot a v a i l a b l e, use * * th ei p con fi g * *
com m a n d to d i scov er th e g a tew a y IP
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 5 of 3 9
11.3.4 .2
11.3.4 .2
11.3.4 .2
11.3.5.2
d i scov er th e g a tew a y IP a d d ress.
To:
Th e g a tew a y IP v 4 a d d ress sh oul d b e
rea d i l y a v a i l a b l e i n th e n etw ork
d ocum en ta ti on , b ut i f i t i s n ot a v a i l a b l e,
use * * th e i p con fi g * * com m a n d to
d i scov er th e g a tew a y IP a d d ress. "
In th e secon d sen ten ce of th e l a st
p a ra g ra p h , "...a n a p p rop ri a te route to
th e rea ch th e..." sh oul d rea d "...a n
a p p rop ri a te route to rea ch th e...".
a d d ress.
To:
Th e g a tew a y IP v 4 a d d ress sh oul d b e rea d i l y
a v a i l a b l e i n th e n etw ork d ocum en ta ti on , b ut
i f i t i s n ot a v a i l a b l e, use * * th e i p con fi g * *
com m a n d to d i scov er th e g a tew a y IP
a d d ress. "
C h a n g e
If y ou ca n n ot successful l y p i n g th e h ost on
th e rem ote n etw ork from a router, y ou
sh oul d fi rst ch eck th e routi n g ta b l e for a n
a p p rop ri a te route to th e rea ch th e rem ote
n etw ork .
To
If y ou ca n n ot successful l y p i n g th e h ost on
th e rem ote n etw ork from a router, y ou
sh oul d fi rst ch eck th e routi n g ta b l e for a n
a p p rop ri a te route to rea ch th e rem ote
n etw ork .
rem ov e th e w ord "th e"
R em ov e th e w ord "th e" from th i s
sen ten ce: If y ou ca n n ot successful l y
p i n g th e h ost on th e rem ote n etw ork
from a router, y ou sh oul d fi rst ch eck th e
routi n g ta b l e for a n a p p rop ri a te route to
* * th e* * rea ch th e rem ote n etw ork .
R em ov e th e b ol d i n g from th i s sen ten ce: rem ov e b ol d i n g
"D ocum en t ev ery test, th e d ev i ces
i n v ol v ed , a n d th e resul ts."
* * a d d a b l a n k l i n e h ere* *
C h eck for R outer R em ote C on n ecti v i ty
R em ov e a l l H TM L cod e from p a g e
R em ov e a l l H TM L cod e from p a g e un d er
un d er Test 1, Test 2, Test 3, Test 4 ,
Test 1, Test 2, Test 3, Test 4 , a n d Test 5
a n d Test 5
11.3.5.2
M a k e sure th ere i s a b l a n k l i n e b efore
a l l h ea d ers on th e p a g e.
M a k e sure th ere i s a b l a n k l i n e b efore a l l
h ea d ers on th e p a g e.
11.4 .1.2
A p a ra g ra p h sp a ce i s m i ssi n g a fter
"C :\> p i n g 10.66.254 .159 "
a d d p a ra g ra p h b rea k
11.4 .2.1
"C h a n g e:
...th e p i n g com m a n d s
To:
... th e p i n g com m a n d s "
"C h a n g e:
...w a y th a tp i n g outp ut i s used .
To:
... w a y th a t p i n g outp ut i s used . "
U n d er 4 th p a ra g ra p h , th e tex t rea d s
"C :\> tra cert..w w w .ci sco.com ". S h oul d
th ere b e tw o d ots a fter tra cert?
"C h a n g e:
...th e p i n g com
To:
... th e p i n g com
"C h a n g e:
...w a y th a tp i n g
To:
... w a y th a t p i n
rem ov e d ots a
11.4 .3.1
5th p a ra g ra p h , "arp -d" i s m i ssi n g a
sp a ce b etw een "arp " a n d "-d".
a d d sp a ce
11.4 .3.2
U n d er 2n d p a ra g ra p h , "S w 129 50# sh o w mac-ad d r e s s -t ab l e ", a
sp a ce i s m i ssi n g a fter "sh ow .
a d d sp a ce
11.4 .2.1
11.4 .2.1
m a n d s
m a n d s"
outp ut i s used .
g outp ut i s used . "
fter tra cert
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 6 of 3 9
11.4 .3.3
11.5.1.1
11.5.1.1
11.5.2.1
11.5.3.1
11.5.3.1
11.5.3.1
11.5.4
11.5.5
11.5.6.1
Th e n a m e of th e H a n d s-on L a b a cti v i ty
w i th i n th e m ed i a i s "L ea rn i n g Ab out th e
N od es on th e N etw ork ". Th e .P D F for
th e l a b i s ti tl ed "N etw ork L a ten cy
D ocum en ta ti on w i th P i n g ."
In structor l a b a n d stud en t l a b 11.5.1.1:
Th e S cen a ri o on l y h a s sp a ce for
sub n ets 0 to 14 , a n d th e i n structor
ed i ti on sa y s th e m a x i m um n um b er of
usa b l e sub n ets i s 15. H ow ev er, th e
correct a n sw er i s 16, a n d th ere sh oul d
b e sp a ce i n th e ta b l e for # 15.
In structor l a b a n d stud en t l a b 11.5.1.1:
In Ta sk 4 , S tep 1, th e fol l ow i n g
sta tem en t i s m i ssi n g a l i n e a fter i t to
w ri te th e a n sw er: "Wri te d ow n on e
p ossi b l e sh ortcut com m a n d th a t w i l l
d i sp l a y th e con ten ts of N V R AM ".
In th e In structor l a b 11.5.2.1, ch a n g e
th e fi n a l sub n et a n sw er from
10.250.250.24 8 to 10.250.250.252.
In structor l a b a n d stud en t l a b 11.5.3.1:
Th e S cen a ri o on l y h a s sp a ce for
sub n ets 0 to 31, a n d th e i n structor
ed i ti on sa y s th e m a x i m um n um b er of
usa b l e sub n ets i s 32. H ow ev er, th e
correct a n sw er i s 32, a n d th ere sh oul d
b e sp a ce i n th e ta b l e for # 32.
i n structor l a b a n d stud en t l a b 11.5.5: In
th e B a ck g roun d secti on , i t l i sts a router
a n d 3 com p uters a re n eed ed , b ut th e
d i a g ra m refers to P C s 2 a n d 3. On l y 2
P C s, 1 sw i tch , a n d ca b l es a re n eed ed .
i n structor l a b a n d stud en t l a b 11.5.5: In
th e B a ck g roun d secti on , i t l i sts a router
a n d 3 com p uters a re n eed ed , b ut th e
d i a g ra m refers to P C s 2 a n d 3. On l y 2
P C s, 1 sw i tch , a n d ca b l es a re n eed ed .
In structor l a b a n d stud en t l a b 11.5.4 : In
ta sk 1, step s 1 - 6 ea ch , th e ta b l es
i n cl ud e th e m a sk , b ut ri g h t b el ow i s th e
q uesti on , "Wh a t i s th e b i t m a sk ? ". It i s
n ot cl ea r to th e stud en ts to w ri te th e
a n sw er i n b i n a ry .
In structor l a b a n d stud en t l a b 11.5.5: In
ta sk 1, step s 1 - 3, th e ta b l es i n cl ud e
th e m a sk , b ut ri g h t b el ow i s th e
q uesti on , "Wh a t i s th e b i t m a sk ? ". It i s
n ot cl ea r to th e stud en ts to w ri te th e
a n sw er i n b i n a ry .
In ta sk 4 , step 1, th e i tem s l i sted n eed
to b e ren um b ered . After i tem s 1a to 1d ,
i t d up l i ca tes # 1.
C h a n g e th e H a n d s-on L a b n a m e to m a tch
th e l a b n a m e of "N etw ork L a ten cy
D ocum en ta ti on w i th P i n g ." i n th e i con .
C h a n g e th e In structor a n sw er F or M a x
usa b l e sub n ets from 15 to 16. Al so ch a n g e
th e ch a rt so stud en ts ca n en ter i n
i n form a ti on for 16 sub n ets
C h a n g e: Wri te d ow n on e p ossi b l e sh ortcut
com m a n d th a t w i l l d i sp l a y th e con ten ts of
N V R AM .
To: Wri te d ow n on e p ossi b l e sh ortcut
com m a n d th a t w i l l d i sp l a y th e con ten ts of
N V R AM _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
C h a n g e: S ub n et 10.250.250.24 8
F i rst h ost a d d ress 10.250.250.24 9
L a st h ost a d d ress 10.250.250.250
B roa d ca st 10.250.250.251
To: S ub n et 10.250.250.252
F i rst h ost a d d ress 10.250.250.253
L a st h ost a d d ress 10.250.250.254
B roa d ca st 10.250.250.255
C h a n g e th e In structor a n sw er F or M a x
usa b l e sub n ets from 31 to 32. Al so ch a n g e
th e ch a rt so stud en ts ca n en ter i n
i n form a ti on for 32 sub n ets
P a g e 1 a n d 3 of th e l a b C h a n g e i m a g
P C 1 a n d P C 2.
Al so i n th e "B a ck g roun d " secti on i n th
ch a n g e th e C om p uter ( H ost) Q ty from
"2".
P a g e 1 a n d 3 of th e l a b C h a n g e i m a g
P C 1 a n d P C 2.
Al so i n th e "B a ck g roun d " secti on i n th
ch a n g e th e C om p uter ( H ost) Q ty from
"2".
C h a n g e: Wh a t i s th e b i t m a sk ?
To: Wh a t i s th e b i t m a sk i n b i n a ry ?
e to
e ta b l e
"3" to
e to
e ta b l e
"3" to
C h a n g e: Wh a t i s th e b i t m a sk ?
To: Wh a t i s th e b i t m a sk i n b i n a ry ?
R en um b er th e q uesti on s
C h a n g e: 1. a . b . c. d . 1. 2. 3. 4 . 5.
To: 1. a . b . c. d . 2. 3. 4 . 5. 6.
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 7 of 3 9
11.5.6.1
11.6.1.1
11.6.1.1
11.6.1.2
11.6.1.3
11.6.1.3
11.6.1.3
G l ossa ry
In ta sk 4 , step 1, th e curren t # 4 i s
m i ssi n g a l i n e w h ere th e stud en ts ca n
en ter a n a n sw er to th e q uesti on .
U n d er "P ri v i l eg ed E XE C M od e"
h ea d i n g , 5th b ul l et,
"t rac ero u t ei p _ ad d r e s s ", a sp a ce i s
m i ssi n g a fter "t rac ero u t e".
U n d er "In terfa ce C on fi g ura ti on M od e"
h ea d i n g , 1st b ul l et, "i p
addressi p _ ad d r e s s n e t mas k ", a sp a ce
i s m i ssi n g a fter "i p address".
q uesti on # 3, th e q uesti on i s m i ssi n g a
p eri od a t th e en d of th e sen ten ce.
Th e n a m e of th e P T a cti v i ty i s "S k i l l s
In teg ra ti on C h a l l en g e: C on fi g uri n g a n d
An a l y z i n g n etw ork s". Th e
P a ck et Tra cer S k i l l s In teg ra ti on
In structi on s ( P D F ) i s ti tl ed "S k i l l s
In teg ra ti on C h a l l en g e-C on fi g uri n g a n d
Testi n g th e L a b N etw ork ."
Th e n a m e of th e P T a cti v i ty i s "S k i l l s
In teg ra ti on C h a l l en g e: C on fi g uri n g a n d
An a l y z i n g N etw ork s". Th e
P a ck et Tra cer S k i l l s In teg ra ti on
In structi on s ( P D F ) i s ti tl ed "S k i l l s
In teg ra ti on C h a l l en g e-C on fi g uri n g a n d
Testi n g th e L a b N etw ork ."
Th e Ad d ressi n g Ta b l e h a s sp a ces for
th e D efa ul t G a tew a y for b oth i n terfa ces
of R 2-C en tra l . At th i s p oi n t, th e stud en t
d oes n ot h a v e a n un d ersta n d i n g th a t
th e router i tsel f h a s a d efa ul t g a tew a y
for i ts i n tern a l use. E i th er h a v e th ese
a s N / A ( l i k e R 1-IS P ) , or a d d tex t th a t
sa y s th ese sh oul d use th e IP a d d ress
of R 1-IS P ' s S 0/ 0/ 0, a n d th ey w i l l n ot b e
en tered i n to th e a cti v i ty .
M a i l U ser Ag en t ( M U A) i s sh ow i n g w i th
th e g l ossa ry . H ow ev er, n o d efi n i ti on i s
sh ow n .
G l ossa ry
Wi th i n th e g l ossa ry , th ere i s n o
d efi n i ti on for th e term "cy cl i c
red un d a n cy ch eck ".
G l ossa ry
Wi th i n th e g l ossa ry , th ere i s n o
d efi n i ti on for th e term "ca ".
C h a n g e: Wi resh a rk P a ck et L i st N o. 17
d a ta g ra m i s sen t from P C _ C l i en t to
ea g l e1.ex a m p l e.com . R ev i ew th e
i n form a ti on i n si d e th e [ S E Q / AC K a n a l y si s]
fra m e. Wh a t i s th e p urp ose of th i s
d a ta g ra m ?
To: Wi resh a rk P a ck et L i st N o. 17 d a ta g ra m
i s sen t from P C _ C l i en t to
ea g l e1.ex a m p l e.com . R ev i ew th e
i n form a ti on i n si d e th e [ S E Q / AC K a n a l y si s]
fra m e. Wh a t i s th e p urp ose of th i s
d a ta g ra m ? _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
a d d sp a ce
a d d sp a ce
a d d p eri od
C h a n g e:
"S k i l l s In teg ra ti on C h a l l en g e: C on fi g uri n g
a n d An a l y z i n g n etw ork s"
To:
"S k i l l s In teg ra
a n d Testi n g th
C h a n g e:
"S k i l l s In teg ra
a n d An a l y z i n g
ti on C h a l l en g e: C on fi g uri n g
e L a b N etw ork "
ti on C h a l l en g e: C on fi g uri n g
N etw ork s"
To:
"S k i l l s In teg ra ti on C h a l l en g e-C on fi g uri n g a n d
Testi n g th e L a b N etw ork "
In th e P T i n structi on ( P D F fi l e a n d i n P T
a cti v i ty ) p l a ce "N A" i n th e fi el d b el ow th e
D efa ul t G a tew a y for router R 2-C en tra l .
Ad d th e d efi n i ti on "M a i l user a g en t ( M U A)
a l l ow s m essa g es to b e sen t a n d p l a ces
recei v ed m essa g es i n to th e cl i en t' s m a i l b ox ,
b oth of w h i ch a re d i sti n ct p rocesses."
R em ov e th e term "cy cl i c red un d a n cy ch eck "
from th e g l ossa ry .
R em ov e th e term "ca " from th e g l ossa ry .
U p d a te th e term "C ol l i si on a v oi d a n ce" to
i n cl ud e "ca " n ex t to i t. It sh oul d b e "C ol l i si on
a v oi d a n ce ( C A) ".
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 8 of 3 9
G l ossa ry
Wi th i n th e g l ossa ry , th ere i s n o
d efi n i ti on for th e term "b l og ".
Th e term "w eb l og s" refl ects th e d efi n i ti on of
b l og . R em ov e b l og from l i st.
G l ossa ry
"B a ck off a l g ori th m " h a s n o d efi n i ti on i n
th e g l ossa ry .
R em ov e "b a ck off a l g ori th m " from th e
G l ossa ry l i st. C h a n g e th e curren t term "b a ck
off" to "b a ck off a l g ori th m ".
G l ossa ry
AR P sp oofi n g h a s n o d efi n i ti on .
R em ov e th e term AR P sp oofi n g from th e l i st.
Ad d "Al so k n ow n a s AR P sp oofi n g ." to th e
l a st l i n e of th e AR P p oi son i n g d efi n i ti on .
G l ossa ry
Wi th i n th e g l ossa ry , th ere i s n o
d efi n i ti on for th e term "a d m i n i stra ti v el y
scop ed a d d resses". H ow ev er, un d er
th e term "l i m i ted scop e a d d resses a fter
S ee Al so: a d m i n i stra ti v el y scop ed
a d d resses i s sh ow n
R em ov e th e term
a d d resses" from
referen ce a fter th
a d d resses a fter S
P a ck et
Tra cer
Acti v i ti es
"a d m i n i stra ti v el y scop ed
th e g l ossa ry l i st a n d th e
e term "l i m i ted scop e
ee Al so:
Al l p a ck et tra cer a cti v i ti es w ere rev i ew ed
a n d m od i fi ed to fol l ow sta n d a rd s a n d
i m p rov e th e q ua l i ty of th e a cti v i ti es.
Support
F or g en era l a ssi sta n ce w i th curri cul a , cl a ssroom , or p rog ra m
i ssues, p l ea se con ta ct th e G l ob a l
S up p ort d esk th roug h th e Aca d em y S up p ort si te. To a ccess th i s si te, l og i n to Aca d em y C on n ecti on
a n d cl i ck H el p a t th e top of th e p a g e, th en sel ect A c adem y S u p p o rt .
C urri cul um
or a ssessm en t b ug s a n d errors sh oul d b e sub m i tted th roug h th e C urri cul um
a n d
Assessm en t Q ua l i ty S up p ort si te. To a ccess th i s si te, l og i n to Aca d em y C on n ecti on a n d cl i ck H el p
a t th e top of th e p a g e, th en sel ect C u rri c u l u m
C o n t ac t A ssessm en t T eam
p rob l em
an d A ssessm en t Q u al i t y S u p p o rt . S el ect th e
or C o n t ac t C u rri c u l u m
T eam
ta b , d ep en d i n g on th e n a ture of th e
y ou a re rep orti n g . P rov i d e a s m uch d eta i l a s p ossi b l e a n d th en cl i ck S u b m i t .
All contents are Copyright © 1992–20 0 7 Cisco S ystem s, I nc. All rights reserv ed . T his d ocu m ent is Cisco P u b lic I nf orm ation.
P age 3 9 of 3 9