Cisco 7603 - Modular Expansion Base Installation Manual page 106

Troubleshooting Router Booting Issues
Table 4-1
Possible Problem
Incorrect or
corrupted image
(exec functions)
Incorrect or
corrupted image
(exec functions)
(continued)
1. NVRAM = nonvolatile random-access memory
Cisco 7600 Series Routers Module Guide
4-6
Booting: Router Fails to Boot from Flash Memory (continued)
Solution
Obtain the correct system image. If necessary, contact your
1.
technical support representative to determine which image is
appropriate.
2. Use the copy tftp flash privileged exec command to retrieve
the image.
3. Check the configuration register using the show version
exec command. Set the register to boot from Flash memory.
For information about configuration register settings, refer
to your hardware installation and maintenance
documentation.
Use the show running-config privileged exec command to
4.
determine whether the active configuration contains the boot
system flash global configuration command. Use the show
startup-config privileged exec command to determine
whether the boot system flash command is included in the
configuration stored in NVRAM
Include the boot system flash command, if it is not in the
5.
configuration. Be sure to use the copy running-config
startup-config privileged exec command to save your
modification after this change.
6. Enter the reload privileged exec command to restart the
router.
This is the required syntx for the reload command:
reload [text] | [in [hh:]mm [text]] | [at hh:mm [month day
| day month] [text]] | [cancel]
Examples:
The following example illustrates how to use the reload
command to immediately reload the software on the router:
Router# reload
The following example illustrates how to use the reload
command to reload the software on the router in 10 minutes:
Router# reload in 10
Router# Reload scheduled for 11:57:08 PDT Fri Apr 21
1996 (in 10 minutes)
Proceed with reload? [confirm]
Router#
Chapter 4
1
.
Troubleshooting
OL-5077-7