Appendix C Using the ROM Monitor
Entering the ROM Monitor Mode
Router# show
ReadOnly ROMMON version:
System Bootstrap, Version 12.3(4)T, RELEASE SOFTWARE (fc1)
TAC Support: http://www.cisco.com/tac
Copyright (c) 2001 by cisco Systems, Inc.
No upgrade ROMMON programmed or not yet run
Currently running ROMMON from ReadOnly region
ROMMON from ReadOnly region is selected for next boot
Router#
Following is a sample of an output when both the
Router# show
ReadOnly ROMMON version:
System Bootstrap, Version 12.3(4)T, RELEASE SOFTWARE (fc1)
TAC Support: http://www.cisco.com/tac
Copyright (c) 2001 by cisco Systems, Inc.
Upgrade ROMMON version:
System Bootstrap, Version 12.3(4)T, RELEASE SOFTWARE (fc1)
TAC Support: http://www.cisco.com/tac
Copyright (c) 2002 by cisco Systems, Inc.
Currently running ROMMON from Upgrade region
ROMMON from Upgrade region is selected for next boot
Router#
Note You can get the same information if you enter the showmon command in ROMMON mode.
Using the upgrade rom-monitor Command
Use the upgrade
• upgrade rom-monitor file [URL]
• upgrade rom-monitor preference [readonly upgrade]
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| upgrade | |||
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| taking the image from the location indicated in the URL. The image is in the form of “.srec’ file. It will | |||
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| then reload the router. | |||
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| Following is a sample of the output when the upgrade version of ROM monitor is located at | |||
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| tftp://223.255.254.254/ajayhn/cvg224_RM2.srec:, and the system configuration has not been saved: | |||
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| .Router# upgrade | |||
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| Loading ajayhn/Cvg224_RM2.srec from 223.255.254.254 (via FastEthernet0/0): | |||
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| !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! | |||
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| !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
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| [OK - 641719/1283072 bytes] | |||
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| This command will reload the router. Continue? [yes/no]: y | |||
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| System configuration has been modified. Save? [yes/no]: y | |||
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| Building configuration... | |||
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| Erasing boot flash eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee | |||
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| Programming boot flash pppp | |||
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| Now Reloading | |||
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| System Bootstrap, Version 12.3(4)T, RELEASE SOFTWARE (fc1) | |||
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| TAC Support: http:_//www.cisco.com/tac | |||
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| Copyright (c) 2001 by cisco Systems, Inc. | |||
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| Running new upgrade for first time | |||
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| Cisco VG224 Voice Gateway Software Configuration Guide |
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