Basic Troubleshooting Tasks and Startup Issues
This chapter describes the basic procedures that users should perform before undertaking a detailed
troubleshooting analysis of the Cisco 10000 series router or logging a case with the Cisco Technical
Assistance Center (TAC).
These basic troubleshooting checks are organized as follows:
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Basic Troubleshooting Tasks
If you encounter a problem after you install the Cisco 10000 series router, perform the following
troubleshooting checks on the equipment before you contact the Cisco Technical Assistance Center
(TAC) or before you perform a detailed troubleshooting analysis:
1.
2.
3.
4.
5.
6.
Confirming the Hardware Installation
Start troubleshooting the installation by issuing the show hardware command. The show hardware
command displays all hardware components that are recognized by the system. These components can
include
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OL-0439-02
Basic Troubleshooting Tasks, page 1-1
Confirming the Hardware Installation, page 1-1
Displaying Cisco IOS Software Version and System Environment Information, page 1-2
Hardware Troubleshooting Flowchart, page 1-4
Cisco 10000 Series Router System Startup Sequence, page 1-5
Is the power on?
Is the PRE seated securely in the chassis?
Are the other line cards firmly seated and securely screwed to the chassis?
Are power leads and data cables firmly connected at both ends?
Are the blower module and PEMs properly connected and secured to the chassis?
Are the ports properly configured? Refer to the Cisco 10000 Series Router Line Card Hardware
Installation Guide for configuration examples.
Performance Routing Engines (PREs)
Gigabit Ethernet line cards (GEs)
C H A P T E R
Cisco 10000 Series Router Troubleshooting Guide
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