Troubleshooting
Use the information in this chapter to help isolate problems you might encounter
with the Cisco 1721 router or to rule out the router as the source of the problem.
This appendix contains the following sections:
Contacting Your Cisco Reseller
If you cannot locate the source of a problem, contact your local reseller for advice.
Before you call, you should have the following information ready:
78-13834-02
Contacting Your Cisco Reseller
•
Recovering a Lost Password
•
Problem Solving
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Chassis type and serial number
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Maintenance agreement or warranty information
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Type and version number of the Cisco IOS installed on your router
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Date you received the router
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Brief description of the problem
•
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Brief description of the steps you have taken to isolate the problem
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Output from the show tech-support command
C H A P T E R
Cisco 1721 Router Hardware Installation Guide
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