Cisco 7603 - Modular Expansion Base Installation Manual page 111

Chapter 4 Troubleshooting
Table 4-3
Possible Problem
Missing boot
system flash
global
configuration
command
Missing boot
system flash
global
configuration
command
(continued)
Misconfigured
configuration
register
1. TFTP = Trivial File Transfer Protocol
2. NVRAM = nonvolatile random-access memory
OL-5077-7
Booting: Router Partially Boots from Flash and Displays Boot Prompt (continued)
Solution
Use the show running-config privileged command to
1.
determine whether the configuration includes a boot system
flash global configuration command entry. Use the show
startup-config privileged command to determine whether
the boot system flash command is included in the
configuration stored in NVRAM.
Check the order of the boot system commands.
2.
Add the boot system flash command or reorder the boot
3.
system commands, if necessary.
Save the configuration change to NVRAM using the copy
4.
running-config startup-config privileged command. The
required syntax is as follows:
copy running-config {rcp
Syntax description:
startup-config—Specifies the configuration used for
•
initialization as the destination of the copy operation. The
Cisco 4500 series cannot use this keyword.
• tftp—Specifies a TFTP server as the destination of the copy
operation.
• file-id—Specifies a device:filename as the destination of the
copy operation. The device argument is optional, but when it
is used, the colon (:) is required.
Use the show version command to check the configuration
register setting. Make sure that it is set to boot from Flash
memory. See the hardware installation and maintenance
publication for details regarding configuration register settings.
2
startup-config tftp
| | | file-id}
Cisco 7600 Series Routers Module Guide
Troubleshooting Router Booting Issues
4-11