Internet2 Campus Workshop, Atlanta
Breakout Session 1, May 30, 2001
End-to-End Performance
Group 3
Current:
I.
II.
III.
IV.
V.
Future:
I.
II.
How do you know the network is working
a. User Input
b. Net Monitoring S’wave//MRTG, HP OpenView, NNM, Intermapper
c. Ping and Traceroute
How do you determine where the problem is for the application?
a. Determine Application & Host
b. Sniffer@ Client/Enduser
c. Laptop@ Enduser to eliminate Hardware
What the three most effective tools you use now?
a. Monitoring Software <include Ping/Traceroute>
b. Sniffer
c. LANmeter <Fluke> <Microtest> - determine Duplex issues, Plus
What are your procedures for resolving end-to-end problems?
a. Query Enduser re: status of others in office
b. Ping/Traceroute
c. @Enduser:obtain info re: Application & Host & Contact
-Test Physical – LAN cable/NIC Link
-LANmeter test Duplex, Infrastructure, etc.
-Laptop to eliminate Enduser Hardware
d. Work upstream thru LAN to WAN
What existing resources do you use and find helpful?
a. Security: CERTS/SANS
b. Internet2 Weathermap/Monitor
c. 3rd Party Vendor Knowledgebases <Cisco, Microsoft>
What is your greatest need to provide good end-to-end performance?
a. Video Conferencing
b. Telemedicine
c. Education via Internet Resources
d. VoIP
What should be the communication flow to resolve an end-to-end problem?
a. User calls w/ Trouble @ 1st line of support
b. Passed up to Techs based on status/problem
c. Contact Host/Application Administrator
d. Call Gigapop for known issues (NOC)
e. Internet2 router access for evaluation
f. Point of contact database for initiating further assistance
III.
IV.
V.
What information do you need from the various parts of the path?
a. Contact Persons
b. Performance Data
c. Current Status Info <Weathermap>
What is the right balance between privacy and providing information to
operate the network?
a. Active measurement w/ low throughput and granularity
b. MRTG provides various levels of LAN measurement
c. Internet2 CPU on site for access, test, and measurement
d. Packet traces w/o packet payload
What features and functions would inspire you to use and contribute to the
Knowledgebase?
a. Have to participate for it to be a solution
b. If found useful once, will use regularly
c. Ease of use
d. Input audit process
Group 3:
Stanislav Shalunov, Internet2
Chris Hessing, University of Utah
Carlo Musante, Wayne State University
Bliss Baily, Auburn University
Dr. John Baxter, University of Tennessee, Health Science Center
William Hatcher, University of Tennessee, Health Science Center