COMMUNICATIONS
INSTRUCTIONS
ACP 121 E
1
INTRODUCTION
• PURPOSE – PROVIDES GENERAL INSTRUCTIONS
ON COMMUNICATION MATTERS
– FOR USE BY ALL PERSONNEL
– TO PROMOTE UNDERSTANDING OF CONCEPTS AND
CAPABILITIES OF MODERN MILITARY COMM. SYS
– TO FACILITATE OPTIMUM USAGE BY COMMANDERS,
STAFF AND NON COMM. PERSONNEL
– BASIS FOR DETAILED PROCEDURAL AND OPS
PUBLICATIONS IN SUCH SUBJECTS SUCH AS FREQ, C/S,
ROUTING INDICATORS, ADDRESS GROUPS ETC.
2
SCOPE
• CHAP 2-3 – GENERAL COMM. MATTERS AND
ORIENT NON COMM. PERSONNEL IN GENERAL
COMM. MATTERS AND TO INSTRUCT ALL
PERSONNEL IN THE DETAILS OF MESSAGE
PREPARATION.
• CHAP 4-6 – INTENDED PRIMARILY FOR USE BY
COMM. PERSONNEL
3
DEFINITIONS
• INTRA –
WITHIN AND ONLY WITHIN A
DESIGNATED ORGANISATION
– INTRA NAVY
– INTRA FORCE
– INTRA NATO
• JOINT – BETWEEN TWO OR MORE SERVICES OF
THE SAME NATION
– JOINT ARMY-NAVY
4
DEFINITIONS
• COMBINED – BETWEEN TWO OR MORE FORCES
OR AGENCIES OR TWO OR MORE ALLIES
– COMBINED NATO NAVIES
• MESSAGE – ANY THOUGHT OR IDEA EXPRESSED
BRIEFLY IN PLAIN OR SECRET LANGUAGE
PREPARED IN A FORM SUITABLE FOR
TRANSMISSION
BY
ANY
MEANS
OF
COMMUNICATION
5
DEFINITIONS
• RELIABILITY – MEASURES TAKEN TO ENSURE
ARRIVAL AT THE DESTINATION WITHOUT
ALTERATION OR GARBLING OF A MESSAGE
• SECURITY – MEASURES TAKEN TO ENSURE THAT
THE MESSAGE IS NOT MADE AVAILABLE TO OR
INTERCEPTED BY UNAUTHORIZED PERSONS
• SPEED – PERMITS THE ADDRESSEES TO RECEIVE
MESSAGES IN THE SHORTEST POSSIBLE TIME
6
DEFINITIONS
• SHORT TITLE – THE CONDENSED FORM OF PROPER NAMES
WHICH TOGETHER MAKE UP A TITLE
– OF COMMAND FORMATION – OP ORDER
– DOCUMENT
– DEVICE
• TELECOMMUNICATIONS – ANY TRANSMISSION, EMISSION
OR RECEPTION OF SIGNS, SIGNALS, WRITING, IMAGES AND
SOUNDS OR INT OF ANY NATURE BY WIRE, RADIO, VISUALS
OR OTHER EM SYSTEMS
• TEXT – THAT PART OF A MESSAGE WHICH CONTAINS THE
THOUGHT OR IDEA THE ORIGINATOR DESIRES TO BE
COMMUNICATED
7
ROLE OF MILITARY COMM
• PRIMARY PURPOSE – TO SERVE COMMAND
– PERMITS THE COMMANDER TO EXERT PERSONAL
INFLUENCE IN THE EXERCISE OF COMMAND AND
CONTROL OVER A LARGE FORCE OR AREA THAN WOULD
BE POSSIBLE OTHERWISE.
• SECONDARY PURPOSE – TO FACILITATE AND
EXPEDITE THE TRANSFER OF INFORMATION
BETWEEN
INDIVIDUALS
OR
GROUPS
OF
INDIVIDUALS.
–
–
–
–
COMM. SUPPORT OPS
INTELLIGENCE
LOGISTICS
ADMINISTRATION
8
TYPES OF COMM. SYSTEMS
• TACTICAL –
COMMAND
SELF
CONTAINED
WITHIN
A
– SUPPORT A HOMOGENOUS PURPOSE OR ACTIVITY
• STRATEGIC – GENERALLY GLOBAL IN NATURE
– OPERATED ON EITHER A COMMON USER OR A
SPECIAL PURPOSE BASIS
– LIMITED TO A PARTICULAR AREA, TYPE OF TRAFFIC
ETC.
9
MEANS OF COMMUNICATIONS
• TELECOMMUNICATIONS –
– ELECTRICAL/ ELECTRONIC
– VISUAL
– SOUND
• PHYSICAL –
– MAIL
– MESSENGER/ COURIER
– TRAINED ANIMAL
10
TELECOMMUNICATIONS
• – ELECTRICAL/ ELECTRONIC
– USED IN BOTH TACTICAL AND STRATEGIC
– DIVIDED INTO
• LINE/ WIRE COMMUNICATIONS
• RADIO COMMUNICATION
• COMBINATION
– CRYPTOGRAPHIC DEVICES MAY BE USED TO ENHANCE
SECURITY
11
TELECOMMUNICATIONS
• – ELECTRICAL/ ELECTRONIC
– TELEPHONY (VOICE)
– MORSE TELEGRAPHY
– TELETYPE
– TAPE RELAY
– FAX
– TELEVISION
– DATA
12
TELECOMMUNICATIONS
• – VISUAL
– FLASHING LIGHT
– INFRA RED
– HAND FLAGS
– PYROTECHNICS
– PANELS
– FLAG HOIST
– COLORED LIGHTS
13
TELECOMMUNICATIONS
• – SOUND
– WHISTLES
– UNDERWATER TELEPHONE
14
PHYSICAL
• – MAIL
– BY ESTABLISHED POSTAL SERVICE
– NORMALLY USED WHERE SPEED NOT GREAT
CONCERN
– SECURITY CONSIDERATIONS – NOT SUITABLE FOR
HIGHLY CLASSIFIED MATERIAL
– ALLOWS WIRE TO BE USED FOR URGENT COMM.
15
PHYSICAL
• – MESSENGER/ COURIER
– A PRIMARY MEANS OF COMM.
– BULKY MATERIALS
– WHERE DELIVERY CAN BE MADE QUICKLY (TIME FOR
ENCRYPTING, TX, RX DECRYPTING CONSIDERED)
– CAN SUPPLEMENT EXISTING POSTAL SERVICES
– USED TO TRANSMIT HIGHLY CLASSIFIED DOCUMENTS
OF ALL TYPES
16
PHYSICAL
• – MESSENGER/ COURIER
– CATEGORIES
• INTERNAL – LOCAL
• EXTERNAL – WIDELY SEPARATED LOCATIONS
– SCHEDULED/ AS REQD BASIS
17
PHYSICAL
• – TRAINED ANIMALS
– PIGEONS
– DOGS
– OTHER ANIMALS
– LARGELY DISCONTINUED
– LAST RESORT STATUS
18
MESSAGE PREPARATION
19
ORIGINATOR
• AUTHORITY IN WHOSE NAME THE MESSAGE IS
SENT
• OR THE COMMAND OR AGENCY UNDER THE
DIRECT CONTROL OF THE AUTHORITY
APPROVING A MESSAGE FOR TRANSMISSION
• RESPONSIBLE FOR THE FUNCTIONS OF
– DRAFTER
– RELEASING OFFICER
20
DRAFTER/ RELEASING OFFICER
• DRAFTER
– PERSON WHO ACTUALLY COMPOSES A MESSAGE FOR
RELEASE BY THE ORIGINATOR OR RELEASING OFFICER
• RELEASING OFFICER
– AUTHORIZES THE TRANSMISSION OF A MESSAGE FOR
AND IN THE NAME OF THE ORIGINATOR
21
ORIGINATOR
• RESPONSIBILITIES
– DETERMINE NECESSITY. MESSAGE NOT TO BE USED
WHEN A LETTER/ OTHER FORMS OF COMM. WILL
SUFFICE
– DETERMINE ADDRESSEES AND TYPE OF MESSAGE
– PROPER USE OF PRESCRIBED FORM
– TEXT DRAFTING CORRECT
– SECURITY CLASSIFICATION
– PRECEDENCE
– SIGNED BY RELEASING OFFICER
– FORWARD FOR TRANSMISSION
22
TYPES OF MESSAGES
• SINGLE ADDRESS
• MULTIPLE ADDRESS
• BOOK
• GENERAL
23
TYPES OF MESSAGES
• SINGLE ADDRESS
• IS ONE DESTINED FOR ONLY ONE ADDRESSEE
24
TYPES OF MESSAGES
• MULTIPLE ADDRESS
• IS ONE DESTINED FOR ONLY TWO OR MORE
ADDRESSEES, EACH OF WHOM MUST BE INFORMED
OF ALL THE OTHER ADDRESSEES
• EACH ADDRESSEE MUST BE INDICATED AS ACTION OR
INFORMATION ADDRESSEE
• IMP TO KEEP SUCH MESSAGES TO MINIMUM SINCE
THE PROCESSING OF THESE MESSAGES INVOLVES
CONSIDERABLE TIME
25
TYPES OF MESSAGES
• BOOK MESSAGE
• DESTINED FOR ONLY TWO OR MORE ADDRESSEES
• ORIGINATOR CONSIDERS THAT NO ADDRESSEE NEEDS
TO BE INFORMED OF ANY OTHER ADDRESSEE
• EACH ADDRESSEE TO BE INDICATED AS ACTION OR
INFORMATION ADDRESSEE
26
TYPES OF MESSAGES
• GENERAL MESSAGE
• MESSAGES HAVING WIDE STANDARD DISTRIBUTION
• NORMALLY ASSIGNED AN IDENTIFYING TITLE AND
USUALLY A CONSEQUENTIAL SERIAL NUMBER
• EG ALCONCEN 25
27
ADDRESS OF MESSAGES
• ADDRESS COMPONENT MAY CONTAIN
• ORIGINATOR – COMMAND BY WHOSE AUTHORITY A
MESSAGE IS SENT
• ACTION ADDRESSEE – AUTHORITIES REQUIRED BY THE
ORIGINATOR TO TAKE NECESSARY ACTION
• INFORMATION
ADDRESSEE
–
AUTHORITIES
CONSIDERED BY THE ORIGINATOR TO REQUIRE THE
MESSAGE FOR INFORMATION
28
ADDRESS OF MESSAGES
• ADDRESS COMPONENT MAY CONTAIN
• COMBINATION OF BOTH ACTION
ADDRESSEES AS APPROPRIATE
AND
INFO
• EXEMPTED ADDRESSEES – WHEN THE ORIGINATOR
DESIRES TO EXCLUDE ONE OR MORE AUTHORITIES
FROM A COLLECTIVE TITLE
29
LIMITING NUMBER OF ADDRESSEES
• LIMIT TO THOSE WHO NEED TO TAKE ACTION OR
FOR WHOM THE INFORMATION CONTAINED IS
ESSENTIAL
• OVER ADDRESSING CAN LEAD TO SERIOUS
OVERLOADING OF COMMUNICATION CIRCUITS
• NEED TO KNOW – NOT NICE TO KNOW
30
AUTHORITIES TO BE ADDRESSED
• NORMALLY ADDRESSED TO UNIT AND
AUTHORITIES WITHIN THEIR OWN COMMAND
ORGANIZATION
• IN ACCORDANCE WITH ESTABLISHED CHAIN OF
COMMAND
• IF
REQUIRE
PROMULGATION
BEYOND
ORIGINATORS COMMAND ORGANIZATION –
ADDRESS TO APPROPRIATE SENIOR AUTHORITY
WHO WILL TAKE FURTHER ACTION
• AS PER AGREEMENTS BETWEEN NATIONAL
FORCES IN JOINT OPERATIONS
31
DRAFTING THE TEXT
32
BREVITY
• MESSAGE MUST BE BRIEF
• TO AVOID MISINTERPRETATION AND FURTHER
EXPLANATORY MESSAGES
• STATE EXACTLY WHAT IS NEEDED
• NOT VAGUE OR AMBIGUOUS
• ALL UNNECESSARY WORDS TO BE ELIMINATED
• COMMON WORDS SUCH AS AND, BUT, FOR, IN
ON AND THE TO BE ELIMINATED UNLESS
ESSENTIAL TO MEANING
33
BREVITY
• ABBREVIATIONS AND SHORT TITLES TO BE USED
WHERE POSSIBLE
• USE ONLY THOSE THAT SERVE A USEFUL PURPOSE
• SPELL OUT ONCE
ABBREVIATIONS
FOR
NON
FAMILIAR
• GENERALLY WORDS OF FIVE LETTERS OR LESS
NOT ABBREVIATED
34
PUNCTUATION
• NOT USED UNLESS NECESSARY IN THE SENSE OF
THE MESSAGE
• AUTHORIZED
•
•
•
•
•
•
QUESTION MARK – QUES - ?
HYPHEN –
COLON – CLN - :
PARENTHESIS/ LEFT HAND BRACKET – PAREN – (
PARENTHEIS/ RT HAND BRACKET – UNPAREN - )
FULL STOP/ PERIOD – PD - .
35
PUNCTUATION
• AUTHORIZED
•
•
•
•
•
COMMA – CMM - ,
SEMI COLON – SMCLN - ;
SLANT/ OBLIQUE STROKE - /
PARAGRAPH – PARA
QUATATION MARKS – QUOTE – UNQUOTE – “ “
• WHEN MESSAGE WRITTEN IN FREE HAND
ENCIRCLE SYMBOLS FOR PERIODS/ FULL STOPS
AND COMMAS TO MAKE THEM MORE
CONSPICUOUS
36
PHONETIC EQUIVALENTS
• ALPHABETS
• A – ALPHA ETC.
• USED WHEN NECESSARY TO INCLUDE ISOLATED
LETTERS IN MESSAGES, AUTHORIZED PHONETIC
EQUIVALENTS SHOULD BE EMPLOYED
• DESIRABLE IN EXPRESSING
• LETTERED COORDINATES
• OPERATIONAL ORDERS
• ORDERING EQUIPMENT BY LETTER AND NUMBER
37
PHONETIC EQUIVALENTS
• NOT TO USED
• WHEN NAMES ARE TO BE TRANSMITTED
• WHEN ACTUAL WORD MIGHT BE BETTER USED
• 26 DEG WEST INSTEAD OF 26 DEG WHISKY
• WHEN THE ABBREVIATION IS READILY RECOGNISABLE
AND AUTHORISED
• EG USN
• BE CAREFUL TO AVOID CONFUSION WITH NUMBERS
‘1’ AND ‘2’ AND LETTERS ‘I’ AND ‘Z’. MAY BE WRITTEN
AS ‘i’ AND ‘z’
38
NUMBERS
• MAY BE WRITTEN AS DIGITS OR SPELT OUT
• WHEN SPELT OUT THEY ARE EXPRESSED IN
WORDS FOR EACH DIGIT EXCEPT
• NUMERALS 10 TO 20 MAY BE EXPRESSED AS ONE
WORD
• EXACT HUNDREDS OR THOUSANDS WHEN THEN
WORD HUNDRED OR THOUSAND IS USED
• 125 – ONE TWO FIVE NOT ONE TWENTY FIVE (1205)
• 500 – FIVE HUNDRED
• 20000 – TWENTY THOUSAND
39
NUMBERS
• FIGURES ‘1’ AND ‘0’ MAY BE CONFUSED WITH ‘I’
AND ‘O’
• 1 – WRITTEN AS - 1
• 0 – WRITTEN AS - θ
40
EXPRESSION OF DATE AND TIME
• DATE ALONE
• EXPRESSED BY ONE OR TWO FIGURES INDICATING
THE DATE OF THE MONTH FOLLOWED BY THE FIRST
THREE LETTERS OF THE NAME OF THE MONTH AND
THE LAST TWO LETTERS OF THE YEAR WHERE
NECESSARY
• 5 NOV, 5 NOV 07
• NIGHT
• DESCRIBED BY THE TWO DATES OVER WHICH IT
EXTENDS
• NIGHT 29/30 OCT
• NIGHT 31 OCT/ 1 NOV 07
41
EXPRESSION OF DATE AND TIME
• TIME
• FOUR FIGURES FOLLOWED BY THE TIME ZONE LETTER
• FIRST PAIR – HOUR ON TWENTY FOUR HOUR CLOCK
• SECOND PAIR – MINUTES PAST THE HOUR
• EG 1535 Z
• WHEN PRACTICABLE TIME 2400 TO BE AVOIDED UNLESS
NECESSARY TO INDICATE THIS PARTICULAR INSTANT (USE
2359 OR 0001.
• 0000 NOT TO BE USED UNLESS ACCOMPANIED BY
NUMERALS TO INDICATE FRACTION OF MINUTE PAST 2400
• EG 0000.5 FOR HALF MINUTE PAST 2400
• WHEN EXTRA DIGITS ARE ADDED TO INDICATE FRACTIONS
OF MINUTE, CARE TO AVOID CONFUSION WITH DATE
TIME GROUP
42
EXPRESSION OF DATE AND TIME
• DATE AND TIME TOGETHER
• EXPRESSED AS SIX FIGURES FOLLOWED BY THE ZONE
LETTER
• FIRST PAIR – DATE
• SECOND PAIR – HOUR
• THIRD PAIR – MINUTES PAST HOUR
• ZONE LETTER MAY BE OMITTED IN TEXTS OF
MESSAGES INVOLVING LARGE NUMBERS OF
TIMES AND OR DATE TIME GROUPS WHEN A
COVERING EXPRESSION SUCH AS ALL TIMES “EF”
MAY BE USED INSTEAD
43
EXPRESSION OF DATE AND TIME
• DATE AND TIME TOGETHER
• CERTAIN CASES MAY BE NECESSARY TO SHOW THE
MONTH AND THE YEAR. SHOWN AS FOR THE
INDICATION FOR DATE
• 061630 EF NOV 07
• ANNEX A – CONVERSION CHART
• CONVERSION CHART
• ZONE DESCRIPTION
• TIME ZONES OF THE WORLD ETC.
44
REPETITION
• REPEATED TO PREVENT ERRORS
• NOT TO BE REPEATED FOR THE PURPOSE OF
EMPHASIS
EG MIYAZAKI REPEAT MIYAZAKI
• LETTERS AND NUMBERS SHOULD NOT BE
REPEATED FOR EMPHASIS BUT SHOULD BE SPELT
OUT
45
REFERENCES
• WITHIN ONE SERVICE OF ONE NATION:
– USE YOUR, MY OR AUTHORIZED ABBREVIATED TITLE
OF THIRD PARTY FOLLOWED BY
– ORIGINATORS REFERENCE NUMBER FOLLOWED BY
DAY AND MONTH (YEAR IF REQD)
• AFOAC 4321 12 NOV
– DTG OF THE MESSAGE
• YOUR 061230Z NOV 07
46
REFERENCES
• REFERRING TO MESSAGES ORIGINATED BY OR
SENT TO OTHER SERVICES, NATIONS OR ALLIED
COMMANDERS
– ORIGINATORS REFERENCE NUMBER FOLLOWED BY
THE DTG
• CENTCOM OPS 2101 061300Z NOV 07
47
REFERENCES
• WHEN REFERENCES PLACED
– ENSURE THAT SUCH REFERENCES ARE AVAILABLE TO
ALL ADDRESSEES
• WHEN REFERENCE PLACED OF MESSAGE NOT
HELD BY ALL ADDRESSES AND THE MESSAGE IS
NOT REQUIRED THE INDICATION ‘NOTAL’ (NOT TO
NOR NEEDED BY ALL ADDRESSEES) SHOULD BE
INCLUDED AFTER THE REFERENCE
– USCINCEUR EC 796 14 NOV 07 NOTAL
– CINCPAC 141523Z NOV 07 NOTAL
48
REFERENCES
• REFERENCES TO LETTERS, ORDERS OR OTHER
COMMENTS NORMALLY CONSISTS OF
– YOUR, MY OR AUTHORIZED ABBREVIATED TITLE OF
THE THIRD PARTY FOLLOWED BY THE IDENTIFICATION
OF THE REFERENCE AND ITS DATE (DAY, MONTH AND
YEAR)
• WHEN MORE THAN ONE REFERENCE IS QUOTED
THE ORIGINATOR MAY IDENTIFY EACH
REFERENCE SEPARATELY BY A LETTER
49
REFERENCES
• IN BRIEF MESSAGES OF ONE PARAGRAPH WHERE
THERE IS ONLY ONE REFERENCE, THE REFERENCE
IDENTIFICATION MAY BE INCLUDED IN THE BODY
OF THE MESSAGE
• IN CERTAIN CASES, IT MAY BE APPROPRIATE TO
INCLUDE THE IDENTIFICATION OF TWO OR MORE
REFERENCES IN THE BODY OF THE MESSAGE
– YOUR 121145 NOV 07 MY 301535 OCT 07 REFERS
50
REFERENCES
• REFERENCES
CONTAINED
IN
REDRESSED
MESSAGES BECOMES THE RESPONSIBILITY OF
THE
COMMAND
ORIGINATING
THE
READDRESSAL. INQUIRIES TO BE ADDRESSES TO
THE REDRESSING AUTHORITY
• WHEN DTG USED IN REFERENCE OF A REDRESSED
MESSAGE, USE THE DTG CONTAINED IN THE
ORIGINAL MESSAGE
51
SPECIAL MESSAGE DISTRIBUTION
INSTRUCTIONS
• TO FACILITATE
DISTRIBUTION
SPECIAL
HANDLING
AND
• MUST BE COMMONLY UNDERSTOOD
• IDENTIFYING PHRASE TO BE PLACED AT THE
BEGINNING OF THE TEXT
52
EXCLUSIVE
• EXCLUSIVE – SUCH MESSAGES TO BE DELIVERED
ONLY TO THE PERSON WHOSE NAMES/
DESIGNATIONS
APPEAR
IMMEDIATELY
FOLLOWING THE WORD EXCLUSIVE OR IN THE
ABSENCE HIS AUTHORISED REPRESENTATIVE
• MUST BE HANDLED BY SPECIALLY DESIGNATED
PERSONNEL
• MUST BE CLASSIFIED
53
FOR
• FOR – FOLLOWED BY THE TITLE OF A PARTICULAR
INDIVIDUAL OR PARTICULAR (SUB)DIVISION/
(SUB)SECTION
• INDICATES THAT THE TEXT OF THE MESSAGE IS TO
RECEIVE THE ATTENTION OF THAT INDIVIDUAL OR
DIVISION/ SECTION WITHOUT NECESSARILY
LIMITING THE NORMAL DISTRIBUTION
• MAY BE CLASSIFIED OR UNCLASSIFIED
• INDICATION OF THE ORIGINATOR MAY BE GIVEN
BY THE USE OF THE WORD FROM
54
SPECIAL MESSAGE DISTRIBUTION
INSTRUCTIONS
• ADDITIONAL SPECIAL INSTRUCTIONS MAY BE
LAID DOWN
• ALL ADDRESSEES MUST BE FAMILIAR WITH THE
MEANING
55
EXERCISE COMMUNICATIONS
• EXERCISE MESSAGES
– MESSAGES SENT DURING AND RELATING TO
TRAINING EXERCISES, COMMAND POST EXERCISES
AND TACTICAL EXERCISES
– PREPARED AND HANDLED IN THE SAME WAY AS
NORMAL TRAFFIC
56
EXERCISE COMMUNICATIONS
• IDENTIFICATION
– IDENTIFIED BY THE WORD ‘EXERCISE’ FOLLOWED BY
THE EXERCISE IDENTIFICATION, WHICH SHALL
CONSIST OF A NAME OR DESIGNATION ASSIGNED BY
THE PROPER AUTHORITY
• EG EXERCISE SWIFTSTRIKE
– APPROPRIATE INSTRUCTIONS FOR IDENTIFYING
EXERCISE MESSAGES MUST BE INCLUDED IN THE
EXERCISE DIRECTIVE SO THAT NON PARTICIPANTS ARE
NOT ALARMED
• MORE DETAILS ACP 122
57
DRILL MESSAGES
• MESSAGES INTENDED FOR THE TRAINING OF
COMMUNICATION PERSONNEL
• IDENTIFICATION
– IDENTIFIED BY THE WORD ‘DRILL’ BEFORE THE TEXT
OF THE MESSAGE AS WELL AS AFTER THE TEXT
– MORE DETAILS ACP 122
58
SECURITY CLASSIFICATION
59
SECURITY CLASSIFICATION
• PRIMARY PURPOSE –
– TO IMPOSE RESTRICTIONS ON THE HANDLING OF
MESSAGES AND THE DISSEMINATION OF THE
INFORMATION CONTAINED THEREIN
60
SECURITY CLASSIFICATION
• INDICATED IN THE APPROPRIATE BLOCK
• WHEN MESSAGE IS NOT CLASSIFIED IT WILL BE
SO INDICATED
• AS AN EXCEPTION, IF A CLASSIFIED MESSAGE IS
SENT IN PLAIN LANGUAGE IT WILL BE INDICATED
BY THE WORD ‘CLEAR’ IN THE SECURITY
CLASSIFICATION BLOCK
61
SECURITY CLASSIFICATION
• RESPONSIBILITY –
– ORIGINATORS RESPONSIBILITY TO ENSURE PROPER
CLASSIFICATION IS INDICATED BEFORE THE MSG IS
FORWARDED FOR TX
– REPLY/ REFERENCE TO A CLASSIFIED MESSAGE MAY BE
ASSIGNED A LOWER CLASSIFICATION WHEN THE
CONTENTS OF THE TEXT OF THE MESSAGE
CONTAINING THE REPLY/ REFERENCE PERMITS
– DEFINITIONS SET FORTH BY APPROPRIATE NATIONAL
REGULATIONS
62
SECURITY CLASSIFICATION
• CLASSIFICATION –
– TOP SECRET
– SECRET
– CONFIDENTIAL
– RESTRICTED
– IF NO SECURITY CLASSIFICATION – TO BE MARKED
UNCLASSIFIED
63
SECURITY CLASSIFICATION
• DEGREE OF CRYPTO SECURITY AFFORDED A
MESSAGE IS SELDOM GOVERNED BY ITS
CLASSIFICATION
• ONE CRYPTO SYSTEM MAY BE USED FOR
MESSAGES IN ALL FOUR CLASSIFICATIONS
64
SECURITY CLASSIFICATION
• HIGHER
CLASSIFICATION
LOOSE
SIGNIFICANCE WHEN OVERUSED
THEIR
• UNCLASSIFIED MESSAGES MAY BE GIVEN A
CLASSIFICATION IN ORDER TO PROVIDE
TRANSMISSION SECURITY
65
CLASSIFICATION – REPLY/ REFERENCE
• IN PEACE/ WAR A NATIONAL, SERVICE OR
COMMAND
AUTHORITY
MAY
PROHIBIT
UNCLASSIFIED MESSAGES WHICH REFER TO A
CLASSIFIED MESSAGE
– AUTHORITY INSTITUTING SUCH A PROHIBITION
RESPONSIBLE FOR NOTIFYING OTHER AUTHORITIES
WHO MAY BE CONCERNED
66
CLASSIFICATION – REPLY/ REFERENCE
• IF NO PROHIBITION IN FORCE – UNCLASSIFIED
MESSAGES WHICH REFER TO A CLASSIFIED
MESSAGE BY ITS DTG OR OTHER IDENTIFICATION
ARE ALLOWED WHEN THE CLASSIFIED MESSAGE
UNDER REFERENCE
– BEARS MARKING THAT PARAPHRASING IS NOT
REQUIRED
– DOES NOT BEAR A PARAPHRASE MARKING
67
CLASSIFICATION – REPLY/ REFERENCE
• UNCLASSIFIED MESSAGES WHICH REFER TO A
CLASSIFIED MESSAGE NEVER ALLOWED WHEN
THE CLASSIFIED MESSAGE UNDER REFERENCE
BEARS EITHER
– MARKING INDICATING THAT PARAPHRASING
REQUIRED
IS
– MARKING INDICATING THAT THE MESSAGE IS A
PARAPHRASE
68
CLASSIFICATION – REPLY/ REFERENCE
• UNCLASSIFIED MESSAGE WHICH REFERS TO A
CLASSIFIED MESSAGE BY ITS DTG IS NEVER
ALLOWED WHEN THE CLASSIFIED MESSAGE
UNDER REFERENCE BEARS A MARKING
INDICATING THAT NO UNCLASSIFIED REPLY OR
REFERENCE IS PERMITTED IF THE DTG IS QUOTED
69
CLASSIFICATION – REPLY/ REFERENCE
• NOTWITHSTANDING
– IN WAR OR PEACE THE COMMANDING OFFICER IS
AUTHORIZED IN TACTICAL SITUATIONS TO PERMIT
UNCLASSIFIED REPLIES OR REFERENCES TO ANY
CLASSIFIED MESSAGES WHEN IT IS NECESSARY FOR
OPERATION REASONS
– EACH SUCH MESSAGE WHICH VIOLATES THE ABOVE
CONDITIONS MUST BE AUTHORIZED SEPARATELY BY
THE CO OR HIS AUTHORIZED REPRESENTATIVE
70
CLASSIFIED MESSAGES TX IN PLAIN
LANGUAGE
• WHEN SPEED OF DELIVERY IS PARAMOUNT
• NO TIME FOR ENCRYPTION AND ENEMY CANNOT
ACT UPON THE INFO IN TIME TO INFLUENCE
CURRENT OPERATIONS
71
CLASSIFIED MESSAGES TX IN PLAIN
LANGUAGE
• MESSAGES OF ANY CLASSIFICATION EXCEPT TOP
SECRET
• MUST BE AUTHORIZED SEPARATELY FOR EACH
MESSAGE
• LINKAGE TO PREVIOUS ENCRYPTED MESSAGES TO
BE AVOIDED
72
CLASSIFIED MESSAGES TX IN PLAIN
LANGUAGE
• NOT GIVEN A SECURITY CLASSIFICATION
• IDENTIFIED BY THE WORD CLEAR TRANSMITTED
IN THE BEGINNING OF THE TEXT
– INDICATES THAT THE MESSAGE CONTAINS CLASSIFIED
INFORMATION AND HAS BEEN AUTHORIZED TO BE
SENT IN THE CLEAR
• MESSAGE WHEN RECEIVED SHALL BE MARKED
WITH THE PHRASE ‘RECEIVED IN CLEAR, TREAT AS
CONFIDENTIAL’ PRIOR TO DELIVERY TO THE
ADDRESSEE
73
CLASSIFIED MESSAGES TX IN PLAIN
LANGUAGE
• SUCH MESSAGES NOT TO BE READDRESSED
• IF REQUIRED TO FORWARD TO ANOTHER
ADDRESSEE, NEW MESSAGE APPROPRIATELY
CLASSIFIED TO BE ORIGINATED
• HOWEVER NOT APPLICABLE TO MESSAGES NOT
NORMALLY ENCRYPTED SUCH AS ENEMY
CONTACT REPORTS, POSN REPORTS ETC.
74
PRECEDENCE
75
DETERMINING PRECEDENCE
• RESPONSIBILITY
– ORIGINATOR
– TO BE ASSIGNED JUDICIOUSLY
– DOES NOT INDICATE ACTION TO BE TAKEN BY THE
ADDRESSEE OR PRECEDENCE DESIGNATION TO BE
ASSIGNED TO THE REPLY
– IF ABOVE REQD – TO BE INCLUDED IN THE TEXT
76
DETERMINING PRECEDENCE
• PURPOSE
– TO ASSURE RAPID HANDLING OF MESSAGE TRAFFIC
OVER AVAILABLE FACILITIES WITH MINIMUM
BACKLOG AND DELAY RESULTING FROM COMPETING
PRIORITIES
77
FACTORS TO BE CONSIDERED
• URGENCY OF THE SUBJECT MATTER – NOT TO BE
CONFUSED WITH IMPORTANCE
– AS RELATES TO THE ADDRESSEE
• CONSIDERATION TO BE GIVEN TO THE TIME
DIFFERENCE
BETWEEN
SEPARATED
GEOGRAPHICAL AREAS
– ALL BUT ROUTINE MESSAGES ARE DELIVERED TO THE
ADDRESSEES IMMEDIATELY UPON RECEIPT BY THE
COMM. DEPT REGARDLESS OF THE HOUR
78
SIGNIFICANCE
• TO ORIGINATOR
– REQUIRED SPEED OF DELIVERY TO THE ADDRESSEE
• TO COMM. PERSONNEL
– RELATIVE ORDER OF MESSAGE
TRANSMISSION AND DELIVERY
PROCESSING,
• TO ADDRESSEE
– RELATIVE ORDER IN WHICH TO NOTE THE MESSAGE
79
TIME OBJECTIVE
• ORIGINATORS DO NOT NORMALLY SELECT THE
MEANS OF COMMUNICATION TO BE USED –
FUNCTION
OF
THE
COMM.
SERVICE
THROUGHOUT THE ROUTE OF THE MESSAGE
• SEVERAL FACTORS CAN SINGLY OR COLLECTIVELY
ADD TO THE TIME REQUIRED TO COMPLETE THE
DELIVER OF THE MESSAGE
80
FACTORS
•
•
•
•
•
•
•
STAFFING
MESSAGE LENGTH
TRAFFIC LOAD
CRYPTOGRAPHIC REQUIREMENTS
CHANNELS – AUTOMATIC/ MANUAL
NO OF RELAYS
TRANSMISSION CONDITIONS
• OBJECTIVES AS A GENERAL GUIDE ONLY
81
CATEGORIES
• FLASH – A FAST AS POSSIBLE < 10 MINS
• IMMEDIATE – 30 MIN – 1 HOUR
• PRIORITY – 1 – 6 HOUR
• ROUTINE – 3 HRS – START OF BUSINESS
FOLLOWING DAY
82
DUAL PRECEDENCE
• FOR
MULTIPLE
ADDRESSEE
MESSAGES
INCLUDING THOSE TO AIG HAVING BOTH ACTION
AND INFORMATION ADDRESSEES
• SINGLE PRECEDENCE – SAME FOR BOTH ACTION
AND INFO ADDRESSEES
• TWO PRECEDENCE'S
– ONE FOR ALL ACTION ADDRESSEES
– A LOWER ONE FOR ALL INFO ADDRESSEES
• TO BE CONSIDERED IN ALL SIGNALS OTHER THAN
ROUTINE SIGNALS
83
DUAL PRECEDENCE
• HANDLING IN CHANNELS
• AS PER LAID OUT PROCEDURES
• PLAINDRESS –
–P–P
• CODRESS AND AIG MESSAGES
– IN THE ADDRESS COMPONENT EXCEPT WHEN
ROUTED TO A CRYPTO GUARD
– SUCH CASES INCLUDED IN THE TRANSMISSION
INSTRUCTIONS
84
ASSIGNMENT OF PRECEDENCE
85
SPECIAL CONSIDERATIONS
86
ACKNOWLEDGE
87
ACKNOWLEDGE
• COMMUNICAITON INDICATING THAT THE
MESSAGE WHICH IT REFERS TO HAS BEEN
RECEIVED AND PURPOSE UNDERSTOOD
• ACK – REPLY BY MEANS WHICH DOES NOT
VIOLATE THE COMM. POLICY IN FORCE
• ACK IMMEDIATELY – RADIO SILENCE MAY BE
BROKEN
– AUTHENTICATION MANDATORY FOR PL MSG.
88
ACKNOWLEDGE
• ACK MADE ONLY WHEN SPECIFICALLY REQUESTED
IN THE ORIGINAL MESSAGE BY ACK/ ACK
IMMEDIATELY
• WHEN REQUESTED SO BY A SEPARATE MESSAGE.
SVC MESSAGES NOT TO BE USED FOR THIS
PURPOSE
• TO BE ACK BY THE ACTION ADDRESSEES ONLY
UNLESS OTHERWISE STATED (ACK IMMEDIATELY)
89
ACKNOWLEDGE
• MESSAGE COMPOSITION
• YOUR OR DESIGNATOR OF THE ORIGINATOR
• MESSAGE REFERENCE (DTG, REF NO ETC)
• WORD “ACKNOWLEDGED”
– EG. YOUR 121245 NOV 07 ACKNOWLEDGED
90
CONFIRMATION OF DELIVERY
91
DELIVERY
• APPROPRIATE OPERATING SIGNAL (ZFF AND ZDF)
– FOR USE BY COMM. PERSONNEL ONLY
– NOT TO BE CONFUSED WITH ACKNOWLEDGEMENT
• USED WHEN
– CONFIRMATION
OF
DELIVERY
SPECIFICALLY
REQUESTED BY ORIGINATOR
– RELAY IS REQUESTED AND CONDITIONS ARE POOR
• ZFF NOT TO BE USED
IN GENERAL MESSAGES
MESSAGES HAVING WIDE DISTRIBUTION
AS A MATTER OF ROUTINE
92
CANCELLATION
93
CANCELLATION
• IF MESSAGE ALREADY RECIEPTED
– ONLY BY THE ORIGINATING AUTHORITY
– IN THE FORM OF A NEW MESSAGE
– IN THE FORM OF A MESSAGE WHICH SUPERCEDES
THE OLD MESSAGE TO BE CANCELLED
– CLASSIFIED MESSAGE MAY BE CANCELLED ONLY BY
ANOTHER CLASSIFIED MESSAGE OR A PROPERLY
AUTHENTICATED UNCLASSIFED MESSAGE
• DURING TRANSMISSION
– BY APPROPRIATE OPERATING SIGNAL
94
CORRECTIONS
95
CORRECTIONS
• IF CORRECTION SMALL
– NEW MESSAGE CONTAINING CORRECTIONS TO THE
ORIGINAL MESSAGE
• CHANGE LENGTHY
– ADVISABLE TO CANCEL THE ORIGINAL MESSAGE AND
ORIGINATE A NEW MESSAGE
• TO BE REFERRED TO THE ORIGINATOR, NOT TO BE
CORRECTED
BY
THE
COMMUNICATION
PERSONNEL
96
REPETITION, CHECKS AND
VERIFICATIONS
97
REPETITION AND CHECK
• REPETITION - FOR USE BETWEEN OPERATORS
WHEN A MESSAGE HAS BEEN INCORRECTLY
RECEIVED
• CHECK – REFERS MESSAGE BACK TO THE
CRYPTOCENTRE
WHICH
ENCRYPTED
THE
MESSAGE AND REQUIRES A CHECK ON THE
ENCRYPTION
98
VERIFY
• VERIFY – THIS REQUIRES THE ORIGINATOR TO
VERIFY THE COMPLETE MESSAGE OR PORTIONS
INDICATED
99
RE ADDRESSEING MESSAGES
100
READDRESSING
• CIRCUMSSTANCES MAY ARISE WHEN IT BECOMES
NECESSARY TO READDRESS A MESSAGE TO
AUTHORITIES NOT ORIGINALLY INCLUDED IN THE
ADDRESS
• COORDINATION WITH COMM. CENTRE ESSENTIAL
• IF COMCEN FILE COPY AVAILABLE, THEN ONLY
REFERENCE TO MESSAGE NEEDS TO BE MADE
• IF COPY NOT AVAILABLE, THEN COPY TO BE
PROVIDED
101
READDRESSING
• UNLESS REQUESTED, COMCEN WILL NOT INFROM
THE ORIGINAL ADDRESS OR ORIGINATOR OF THE
READDRESSAL
• NEW ADDRESS TO BE INFORMED IF MESSAGE IS
BEING PASSED TO THEM FOR ACTION OR
INFORMATION
• HOW
• BY APPROPRIATE OPERATING SIGNALS/ BY A
SEPARATE MESSAGE CONTAINING ACTION
INFORMATION STATUS TO THE NEW ADDRESSEE
102
REDUCTION OF MESSAGE
TRAFFIC IN EMERGENCY
103
MINIMIZE
• REASON
– IN AN EMERGENCY, ACTUAL OR EXERCISE, TO
PREVENT COMM.CIRCUIT OVERLOAD
– REDUCE TRAFFIC TO PERMIT VITAL TRAFFIC TO BE
PROMPTLY HANDLED AND TRANSMITTED
– MINIMIZE
• IT IS NOW MANDATORY THAT NORMAL MESSGAE AND
TELEPHONE TRAFFIC BE REDUCED DRASTICALLY IN ORDER
THAT VITAL MESSAGES CONNECTED WITH THE SITUATION
INDICATED SHALL NOT BE DELAYED
104
MINIMIZE
• REASON
– BECAUSE OF ITS DRASTIC NATURE AND WIDESPREAD
EFFECTS, MINIMISE NOT TO BE IMPOSED
INDISCRIMINATELY OR PREMATURELY
– COMMUNICATION OFFICER IS NORMALLY IN THE BEST
POSITION TO ADVISE REGARDING THE NECESSITY OF
IMPOSING MINIMISE
105
MINIMIZE
• AUTHORITY TO IMPOSE
– ALL COMMANDS. NOT LIMITED UNLESS DENIED BY
APPROPRIATE HIGHER AUTHORITY
– LIMITED TO THE NATION COMMAND OR SERVICE
CONTROLLED BY THE IMPOSING AUTHORITY
– IF REQUIRED TO HAVE A WIDER SCOPE THEN
APPROPRIATE HIGHER COMMANDER CAN BE
REQUESTED
– AFFECTS ONLY THOSE CONTROLLED BY THE INITIAL
IMPOSING AUTHORITY
106
MINIMIZE
• APPLICATION OF MINIMISE
– MAY BE IMPOSED ON WORLDWIDE, NATIONWIDE,
COMMAND OR AREA BASIS AS APPROPRIATE
– MESSAGE
• MINIMISE – SCOPE – REASON (IF REQUIRED)-DURATION OF
ITS IMPOSITION (IF KNOWN)
• MAY INCLUDE TYPE OF COMM. SERVICES, MESSAGES OR
CIRCUITS TO BE MINIMISED OR EXEMPTED FROM MINIMISE
WHEN RELEVANT
• MAY BE A CLASSIFIED OR AN UNCLASSIFIED MESSAGE
DEPENDING ON THE INFO CONTAINED
107
MINIMIZE
• EXAMPLES
– MINIMISE ACE ATTACK IMMINENT
– MINIMISE US FORCES WORLDWIDE EXERCISE
COLLOSAL. CANCEL MINIMISE AT 192359Z
– MINIMISE RN AND RAF MALTA SUBMISS
– MINIMISE
CANADIAN
ARMY
OPERATION
HARGREAVES
– MINIMISE FRENCH FORCES INDIAN OCEAN AREA
EARTHQUAKE
108
MINIMIZE
• CONTROL OF MESSAGE TRAFFIC
– ORIGINATORS TO APPLY FOLLOWING CRITERIA
• WILL IMMEDIATE OPERATIONS BE ADVERSLY AFFECTED IF
THE MESSAGE IN QUESTION IS NOT MADE
• IS THE MESSAGE OR CALL OF VITAL IMPORTANCE OR
WITHIN A CATEGORY SPECIFICALLY EXEMPTED FROM
MINIMISE BY THE IMPOSING AUTHORITY
– ONLY MESSAGES OR CALLS WHICH PASS THIS TEST
ARE TO BE MADE
– USE OTHER MEANS SUCH AS MAIL, COURIER ETC FOR
OTHER INFORMATION NEEDING TO BE PASSED
109
MINIMIZE
• INSTRUCTIONS TO COMM, CENTERS
– CONTROLLING
AUTHORITIES
MAY
ISSUE
INSTRUCTIONS TO COVER THE ACTION TO BE TAKEN
BY THE COMCEN ON RECIEPT OF MINIMISE TO AFFECT
AN IMMEDIATE REDUCTION IN TRAFFIC (ALREADY IN
HAND FOR TRANSMISSION)
– COULD INCLUDE SCREENING, REFER BACK TO
ORIGINATOR, TX BY MAIL ETC
110
MINIMIZE
• CANCELLATION/ MODIFICATION OF MINIMISE
– ONLY BY THE IMPOSING OR APPROPRIATE HIGHER
AUTHORITY
– CANCEL MINIMISE – SCOPE OF CONDTION TO BE
CANCELLED – EFFECTIVE DATE/TIME IF RELEVANT
– IF AN ADDITIONAL OR NEW MINIMISE REQUIREMENT
SHOULD ARISE DURING ANY MINIMISE CONDITION,
THE AUTHORITY AWARE COGNISANT WITH THE NEW
DEVELOPMENT SHOULD REFER THE ISSUE FOR
RESOLUTION TO THE APPROPRIATE SENIOR
AUTHORITY CONCERNED
111
CALL AND ADDRESS
COMPONENTS
112
ADDRESS COMPONENT
• ANY COMBINATION OF CHARACTERS OR
PRONOUNCABLE WORDS
• DESIGNATED FOR USE IN MESSAGE HEADINGS TO
IDENTIFY A COMMAND, AUTHORITY, UNIT OR
COMM. FACILITY
• TO ASSIST IN TRANSMISSION AND DELIVERY
113
CALL SIGNS AND ADDRESS GROUPS
• CALL SIGNS
– INDEFINITE
– INTERNATIONAL
– NET
– TACTICAL
– VISUAL
– VOICE
– SIGNAL LETTERS OF SHIPS AND SIGNAL LETTERS OR
IDENTIFICATION NUMBERS AIRCRAFTS
114
CALL SIGNS AND ADDRESS GROUPS
• ADDRESS GROUPS
–
–
–
–
CONJUCTIVE
GEOGRAPHICAL
ADDRESS INDICATING GROUPS
SPECIAL OPERATING GROUPS
• ROUTING INDICATORS
– WORLD WIDE
– THEATER
• PLAIN LANGUAGE – ASSIGNED TITILE, SHORT TITLE
OR ABBREVIATION OF COMMAND AUTHORITY OR
UNIT
115
ADDRESS INDICATING GROUPS
116
ADDRESS INDICATION GROUPS
• FORM OF MILITARY ADDRESS DEISGNATOR
• REPRESENTS A PREDETERMINED LIST OF SPECIFIC
AND FREQUENTLY RECURRING COMBINATIONS
OF ACTION AND/ OR INFORMATION ADDRESSEES
• IDENTITY OF ORIGINATOR MAY ALSO BE
INCLUDED IF THE AIG IS FREQUENTLY USED BY
ONLY ONE ORIGINATOR
• EACH AIG IS NUMBERED FOR EASE OF
IDENTIFICATION
117
ADDRESS INDICATION GROUPS
• PURPOSE
– TO INCREASE THE SPEED OF TRAFFIC HANDLING
– REDUCE THE LENGTH OF ADDRESS COMPONENT
• CAN BE USED WHEREEVER SUITABLE
– USED IN CLASIFIED, UNCLASSIFIED, PLAINDRESS OR
CODERESS MESSAGES
118
MESSAGE HANDLING
119
MESSAGE HANDLING
• COMPRISES A SERIES OF PROCESSES TO WHICH
MESSAGES ARE SUBJECTED BETWEEN ORIGINATION
AND DELIVERY
• IN A COMCEN THE VARIOUS PROCESSES ARE
SYSTEMATICALLY ARRANGED TO PROVIDE MOST
EXPEDITIOUS CLEARANCE
• ACCURACY, RAPIDITY AND SECURITY TO BE KEPT IN
MIND FROM TRANSMISSION TO DELIVERY
120
FACTOR AFFECTING EFFICIENCY
• STRICT ADHERENCE TO PRESCRIBED OPERATING
PROCEDURES
AND
TRAFFIC
HANDLING
INSTRUCTIONS
• INTELLIGENT
COOPERATION
BETWEEN
PERSONNEL
• UNDERSTANDING ON THE PART OF PERSONNEL
ENGAGED IN THE VARIOUS HANDLING
PROCESSES
• LAYOUT OF THE COMCEN TO PERMIT
UNINTERRUPTED FLOW OF TRAFFIC
121
TRAFFIC FLOW - GENERAL
• MESSAGE CENTRE
• OPERATING SECTIONS WITH SEND RECEIVE
POSITIONS FOR THE SYSTEMS IN USE
• CRYPTO CENTRE AND DISTRIBUTION CENTRE
• RESPONSIBILITY FOR EFFICIENT FLOW OF
MESSAGES RESTS WITH THE DUTY SIGNAL
OFFICER
122
OUT TRAFFIC
• PROCESSES – OUT TRAFFIC
– ACCEPTANCE AND RECORDING
– ROUTING
– PERFORATING
– SEND OPERATION
123
OUT TRAFFIC
• ACCEPTANCE AND RECORDING
– DONE BY THE OUT RECORDER
• SCRUTINY OF MESSAGES
– PRECEDENCE
– DIG
– SIGNATURE
– CLASSIFICATION
– READABILITY
• INSERT OUT RECORD NUMBER
• PASS ONE COPY OF THE MESSAGE TO THE
DISTRIBUTION CENTRE WITH CORRECT STAMPS FOR
SECURITY CLASSIFICATION AND PRECEDENCE
• PASS EACH SHEET OF OUT RECORD TO CHECKER AS IT
IS COMPLETED
124
OUT TRAFFIC
• PROCESSES – OUT TRAFFIC
– ROUTING
• DECIDES THE METHOD OF TRANSMISSION TO EACH ADDRESSEE
AND THE NUMBER OF CIRCUIT COPIES REQUIRED
– FACTORS CONSIDERED
• PRECEDENCE OF MESSAGE
• SECURITY CLASSIFICATION – IF CLASSIFIED SENT
ENCRYPTION AND CRYPTOGRAM PROCESSED FURTHER
• CIRCUIT LOAD
• CIRCUIT AVAILABILITY
• EEP
• LOCAL ORDERS
FOR
– THEREAFTER SENT FOR DETAILED ROUTING
125
OUT TRAFFIC
• PROCESSES – OUT TRAFFIC
– PERFORATING
• RESPONSIBLE FOR ACCURATE PRODUCTION IN TAPE FORM
OF TRAFFIC TO BE SENT BY AUTOMATIC MEANS
• CHECK THE TAPE FOR CORRECTNESS
• REPRODUCE THE MESSAGE FROM THE TAPE
• PASS THE TAPE TO THE APPROPRIATE SEND POSITION
126
OUT TRAFFIC
• PROCESSES – OUT TRAFFIC
– SEND OPERATOR
• RESPONSIBLE FOR EXAMINATION OF THE MESSAGE AND ITS
TRANSMISSION OVER THE APPROPRIATE CHANNEL
• PASS THE CIRCUIT COPY TO THE SUPERVISOR AND CHECKER
127
OUT TRAFFIC
• PROCESSES – IN TRAFFIC
– RECEIVE OPERATION
– IN RECORDING
– DELIVERY
128
OUT TRAFFIC
• PROCESSES – IN TRAFFIC
– RECEIVE OPERATION
• RESPONSIBLE FOR RECEPTION OF MESSAGES ENTERING THE
TOR, CHECKING FOR ACCURACY, RECORDING ESSENTIAL
DETAILS AND PASSING TO THE IN RECORDER
• HIGH PRECEDENCE MESSAGES TO BE REPORTED TO THE
SUPERVISOR
• REPORT ANY ERRORS IN MESSAGES TO THE SUPERVISOR
• PASS COMPLETED RECORD TO THE CHECKER
129
OUT TRAFFIC
• PROCESSES – IN TRAFFIC
– IN RECORDING
•
•
•
•
•
•
RECEIVE MESSAGES AND SCRUTINIZE THEM FOR ERRORS
GIVE AN IN RECORD NUMBER
PASS COPIES FOR DELIVERY
PASS THE FILE COPY TO THE CHECKER
PASS COMPLETED IN RECORD TO THE CHECKER
IF REQUIRED FOR DECRYPTION SEND MESSAGE TO CRYPTO
CENTRE
130
OUT TRAFFIC
• PROCESSES – IN TRAFFIC
– DELIVERY
• SYSTEM EMPLOYED DEPENDS ON LOCAL ORDERS
• PRECISE ORDERS LAID DOWN
• TO ENSURE THE MESSAGE REACHES THE ADDRESSEE
131