[cisco-nas] router cannot boot

[Tassos Chatzithomaoglou]

You can break into rommon

http://www.cisco.com/en/US/products/hw/routers/ps133/products_tech_note09186a0080174a34.shtml

and have a look at the following:

http://www.cisco.com/en/US/products/hw/routers/ps259/products_tech_note09186a0080094a0b.shtml


Souphonh wrote:

> Dear Sir,
>  
> I have problem with booting my 2611 router. Actually, I upgraded the IOS 
> for that router, but I forgot to check the checksum after finish 
> tftping. Then I just reload the router after finish tftp, and it cannot 
> boot. The following is the message that I got at my terminal machine at 
> the problem occurs:
>  
> 
>     System Bootstrap, Version 11.3(2)XA4, RELEASE SOFTWARE (fc1)
>     Copyright (c) 1999 by cisco Systems, Inc.
>     TAC:Home:SW:IOS:Specials for info
>     C2600 platform with 32768 Kbytes of main memory
>      
>     program load complete, entry point: 0x80008000, size: 0x5bca80
>      
>     Error : compressed image checksum is incorrect 0x8A319D1A
>             Expected a checksum of 0x8A31A51A
>      
>     *** System received a Software forced crash ***
>     signal= 0x17, code= 0x5, context= 0x0
>     PC = 0xbaddaddd, Vector = 0xbaddaddd, SP = 0xbaddaddd
>      
>     *** Machine Check Exception ***
>     PC = 0xfff14e30, Vector = 0x200, SP = 0x81fffe28 
>      
> 
> I have the old IOS on my tftp server, but how can I reload it into this 
> router again. Please help to recovery this error.
>  
> Regards,
> Souphonh
> 
> 
> ------------------------------------------------------------------------
> 
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-- 
***************************************
       Chatzithomaoglou Anastasios
Network Design & Development Department
              FORTHnet S.A.
          <achatz at forthnet.gr>
***************************************