[afnog] A router is crashing and rebooting itself

[NJIE EFOME Paul]

Hi Chima,
  This looks like ROM of Flash memory is fucked up. Try and replace the 
flash memory, then use the Xmodem to upload a new IOS, theen reboot. 

Regards,
Paul 


David Chima writes: 

> Hello
> I have a 1711 cisco router which was working very well. Suddenly one day the router froze and stopped working. I 
> couldn't reach it on any port except the console. And it was in rommon.
> I tried to reload the IOS through xmodem and rebooted it. I got the same results just as before. 
> 
> Here is what I got/get, before/after IOS reload 
> 
> ======================= 
> 
> System Bootstrap, Version 12.2(7r)XM4, RELEASE SOFTWARE (fc1)
> TAC Support: http://www.cisco.com/tac
> Copyright (c) 2003 by cisco Systems, Inc.
> C1700 platform with 98304 Kbytes of main memory
> program load complete, entry point: 0x80008000, size: 0xdcf8ac
> Self decompressing the image : ######################################
> #####################################################################
> #####################################################################
> ########################################################## [OK] 
> 
> 
> Smart Init is enabled
> smart init is sizing iomem
>   ID            MEMORY_REQ         TYPE
> MainBoard       0X00027A80 1711/1712
>                 0X000F3BB0 public buffer pools
>                 0X00211000 public particle pools
>    VPN          0X00030C0C VPN Module Buffers
> 0X0064          0X0000DC00 Card in slot 0
> 0X0038          0X00003C00 Card in slot 1
> TOTAL:          0X0036EA3C
> If any of the above Memory Requirements are 
> "UNKNOWN", you may be using an unsupported
> configuration or there is a software problem and
> system operation may be compromised. 
> 
> 
> Allocating additional 6870950 bytes to IO Memory.
> PMem allocated: 90193438 bytes; IOMem allocated: 10469858 bytes
>               Restricted Rights Legend 
> 
> Use, duplication, or disclosure by the Government is
> subject to restrictions as set forth in subparagraph
> (c) of the Commercial Computer Software - Restricted
> Rights clause at FAR sec. 52.227-19 and subparagraph
> (c) (1) (ii) of the Rights in Technical Data and Computer
> Software clause at DFARS sec. 252.227-7013. 
> 
>            cisco Systems, Inc.
>            170 West Tasman Drive
>            San Jose, California 95134-1706 
> 
>  
> 
> Cisco IOS Software, C1700 Software (C1700-K9O3SY7-M), Version 12.4(5a), RELEASE SOFTWARE (fc3)
> Technical Support: http://www.cisco.com/techsupport
> Copyright (c) 1986-2006 by Cisco Systems, Inc.
> Compiled Sat 14-Jan-06 04:18 by alnguyen
> Image text-base: 0x800081B0, data-base: 0x8178A770 
> 
>  
> 
> %Software-forced reload 
> 
> 
>  00:00:02 UTC Fri Mar 1 2002: Unexpected exception to CPUvector 700, PC = 0x80324908, LR = 0x80324848 
> 
> -Traceback= 0x80324908 0x80324848 0x803E01C4 0x8032789C 0x803CFB48 0x803CFB48 0x8032795C 0x80324908  
> 
> CPU Register Context:
> MSR = 0x00029032  CR  = 0x33000035  CTR = 0x00000000  XER   = 0x8000027F
> R0  = 0x00000000  R1  = 0x82D675F8  R2  = 0x82830000  R3    = 0x00000004
> R4  = 0xFFFFFFFE  R5  = 0x00000000  R6  = 0x00000004  R7    = 0x00009032
> R8  = 0x82540000  R9  = 0x82520000  R10 = 0x82844398  R11   = 0x00000000
> R12 = 0x33000039  R13 = 0xFFF39A78  R14 = 0x801EAB44  R15   = 0x00000000
> R16 = 0x00000000  R17 = 0x00000000  R18 = 0x00000000  R19   = 0x00000000
> R20 = 0x00000000  R21 = 0x829A00A8  R22 = 0x829A0128  R23   = 0x82532740
> R24 = 0x8253274C  R25 = 0x011A4AD9  R26 = 0x00000004  R27   = 0x00000001
> R28 = 0x68020000  R29 = 0x00000200  R30 = 0x00000000  R31   = 0x00000001 
> 
> File flash:crashinfo_20020301-000002 Device Error :No such device 
> 
> === Flushing messages (00:00:02 UTC Fri Mar 1 2002) === 
> 
> Queued messages:
> No warm reboot Storage
> *** System received a Software forced crash ***
> signal= 0x17, code= 0x700, context= 0x82996758
> PC = 0x80324908, Vector = 0x700, SP = 0x82d675f8
> System Bootstrap, Version 12.2(7r)XM4, RELEASE SOFTWARE (fc1)
> TAC Support: http://www.cisco.com/tac
> Copyright (c) 2003 by cisco Systems, Inc. 
> 
> =================================== 
> 
> Is there anything I can do? 
> 
> Regards
> David 
> 
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 -----------------
NJIE EFOME Paul
Computer Systems & Network Engineer
Internet service
Yaounde - Cameroon