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Cisco IOS XR Troubleshooting Guide for the Cisco CRS-1 Router
OL-21483-02
Chapter 10 Troubleshooting Upgrading and Downgrading Software
Verifying and Troubleshooting the ROM Monitor Version
Examples
The following example shows that the ROMMON version is 1.38:
RP/0/RP0/CPU0:router# show version
Cisco IOS XR Software, Version 3.3.0
Copyright (c) 2006 by cisco Systems, Inc.
ROM: System Bootstrap, Version 1.38(20060207:032757) [CRS-1 ROMMON],
router uptime is 11 hours, 47 minutes
System image file is "disk0:hfr-os-mbi-3.3.0/mbihfr-rp.vm"
cisco router (7457) processor with 4194304K bytes of memory.
7457 processor at 1197Mhz, Revision 1.2
The following example shows that the ROMMON version running on all nodes is:
RP/0/RP0/CPU0:router# show diag | inc ROMMON
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
ROMMON: Version 1.500(20090929:184527) [CRS-1 ROMMON]
The following example shows the current environment variable settings:
RP/0/RP0/CPU0:router# more nvram:/classic-rommon-var
PS1 = rommon ! > , IOX_ADMIN_CONFIG_FILE = , IP_ADDRESS = 192.39.52.71, IP_SUB
Step 6
environment variable(s)
sync
Example:
rommon B2> IP_ADDRESS=1.1.1.1
rommon B3> IP_SUBNET_MASK=255.255.254.0
rommon B4> DEFAULT_GATEWAY=1.1.0.1
rommon B5> sync
Allows you to specify the environment variable settings.
Environment variable settings are entered in capital letters,
followed by a definition. To save the current environment
variable settings, enter the sync command. See
Cisco IOS XR ROM Monitor Guide for the Cisco CRS-1
Router for more information on changing the environment
variable settings.
Step 7
confreg 0x102
reset
Example:
rommon B6 > confreg 0x102
rommon B7 > reset
Exits ROMMON mode, resetting and initializing the router.
Step 8
Contact Cisco Technical Support. If the problem is not resolved, contact Cisco Technical
Support. For Cisco Technical Support contact information,
see the “Obtaining Documentation and Submitting a
Service Request” section on page viii in the Preface.
Read the information in the “Troubleshooting Upgrading
and Downgrading ROM Monitor Software on Cisco CRS-1
Routers” section on page 10-213 before you begin any
upgrade procedures.
Command or Action Purpose
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