Scenario: The datacenter in San Jose has been expanded to accommodate additional regional sites for International Travel Agency ITA.. A larger router was installed to allow more ISDN co
Trang 11-2 Semester 8 Internetwork Troubleshooting v1.0 - Lab 9.2.3.2 Copyright 2001, Cisco Systems, Inc
Lab 9.2.3.2: Datacenter Expansion
ISDN
Atlas 550 192.168.16.0/24
BRI0/0 51055512340001 51055512350001
BRI0/0 51055540000001 51055540010001
Objective:
Place an ISDN BRI to ISDN BRI call from a branch office to a central site
Scenario:
The datacenter in San Jose has been expanded to accommodate additional regional sites for International Travel Agency (ITA) A larger router was installed to allow more ISDN connections The new networking devices have been configured and regional site router configurations have been modified Regional site London and SanJose3 have not successfully
established a session since the upgrade You have been asked to assist in the troubleshooting
Step 1
Cable the lab as shown in the diagram
Load the London-BrokenConfig.txt and
Lab9-2-3-2-SanJose3-BrokenConfig.txt configuration files
Step 2
Start by turning on debug dialer and debug isdn events while
attempting to ping London from SanJose3
Step 3
Based on the output of the previous commands, what are some possible reasons an ISDN call cannot be established between London and
SanJose3?
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What is your action plan to resolve the problem and establish ISDN
connectivity between London and SanJose3?
Step 4
Implement your action plan and observe results by attempting an ISDN session
Step 5
Document your work with summary of problem, troubleshooting methods and resolution