IOS crashed 2600 Series

Unanswered Question
Jun 19th, 2008
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Please provide me help regarding a Cisco 2610 router's IOS got crashed while upgrading its IOS. the earlier IOS was c2600-i-mz.122-5d.bin and the IOS I was installing is c2600-i-mz.123-22a . I am attaching a error messege with it also.

System Bootstrap, Version 12.2(6r), RELEASE SOFTWARE (fc1)

TAC Support:

Copyright (c) 2001 by cisco Systems, Inc.

C2600 platform with 32768 Kbytes of main memory

program load complete, entry point: 0x80008000, size: 0x76374c

Error : compressed image checksum is incorrect 0xAC234FCF

Expected a checksum of 0xD1DD0CEF

*** System received a Software forced

signal= 0x17, code= 0x5, context= 0x8000c10c

PC = 0x0, Vector = 0x0, SP = 0x0

please help me out to restore this IOS.

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Overall Rating: 5 (1 ratings)
sirdudesly Thu, 06/19/2008 - 01:29
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reboot the router and break into rommon and reupload a known working image.

a.alekseev Thu, 06/19/2008 - 02:01
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Release 12.3.22a

Size 7747688

BSD Checksum -

Router Checksum 0xa04e

MD5 ad1e409611b8e8380ab27af7a91917fb

vikas.jaiswal Thu, 06/19/2008 - 06:42
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The same IOS I was tring,but Its not working.

Any other suggestion.



hsitar007 Thu, 06/19/2008 - 08:35
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Hello Vikas,

You would have to download the IOS again from a good source (preferably Cisco) and try again. You can also verify the checksum with the following command :

Router#verify /md5 'Put the correct checksum here' flash: c2600-i-mz.123-22a.bin

Hope this helps,



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