[c-ubr] RE Cisco 7401ASR

[Samantha]

Hey Gang

I have a ASR7401 in service handling a small amount of dsl connections.  It
has a memory upgrade
However it is crasking / rebooting every few days



lns01-syd#show version
Cisco IOS Software, 7400 Software (C7400-IK9O3S-M), Version 12.4(12),
RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2006 by Cisco Systems, Inc.
Compiled Fri 17-Nov-06 19:17 by prod_rel_team

ROM: System Bootstrap, Version 12.2(4r)B1, RELEASE SOFTWARE (fc1)
BOOTLDR: 7400 Software (C7400-KBOOT-M), Version 12.2(4)B4, EARLY DEPLOYMENT
RELEASE SOFTWARE (fc1)

lns01-syd uptime is 2 days, 15 hours, 48 minutes
System returned to ROM by bus error at PC 0x604F0154, address 0x6C0 at
10:32:02 AEST Sat Jul 30 2011
System restarted at 10:35:31 AEST Sat Jul 30 2011
System image file is "disk0:c7400-ik9o3s-mz.124-12.bin"


Cisco 7401ASR (NSE) processor (revision A) with 491520K/32768K bytes of
memory.
Processor board ID 74993061
R7000 CPU at 375MHz, Implementation 39, Rev 3.3, 256KB L2 Cache
1 slot ASR midplane, Version 2.0

Last reset from power-on
PXF processor tmc 'system:pxf/ucode0' is running ( v1.1 ).
2 Gigabit Ethernet interfaces
509K bytes of NVRAM.

62720K bytes of ATA PCMCIA card at slot 0 (Sector size 512 bytes).
8192K bytes of Flash internal SIMM (Sector size 256K).
Configuration register is 0x2102

Crashinfo file shows

%ALIGN-1-FATAL: Illegal access to a low address 08:54:28 AEST Sat Jul 30
2011
 addr=0x1C, pc=0x604F02B8 , ra=0x90 , sp=0x64257D00

%ALIGN-1-FATAL: Illegal access to a low address 08:54:29 AEST Sat Jul 30
2011
 addr=0x1C, pc=0x604F02B8 , ra=0x90 , sp=0x64257D00

 08:54:29 AEST Sat Jul 30 2011: TLB (store) exception, CPU signal 10, PC =
0x604F02B8




Any Ideas? 

Kind Regards



Samantha Scafe
System Administrator


The Smelly Black Dog Company Pty Ltd t/as  IP NETWORKS


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