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New Member

Urgent, Router in Endless loops

Dear All,

i have a problem where suddenly the router failed and when i connected to its console port i logged the attached output. Also below is the last show version taken before the failure (1 week ago).

I need help to resolve this problem,


------------------ show version ------------------

Cisco IOS Software, 3800 Software (C3845-IPVOICEK9-M), Version 12.4(9)T1, RELEASE SOFTWARE (fc2)

Technical Support:

Copyright (c) 1986-2006 by Cisco Systems, Inc.

Compiled Wed 30-Aug-06 19:46 by prod_rel_team

ROM: System Bootstrap, Version 12.3(11r)T2, RELEASE SOFTWARE (fc1)

New_Xbox_IR uptime is 15 minutes

System returned to ROM by bus error at PC 0x605A80F4, address 0x702B82E8 at 10:19:56 UTC Wed Oct 11 2006

System image file is "flash:c3845-ipvoicek9-mz.124-9.T1.bin"

This product contains cryptographic features and is subject to United

States and local country laws governing import, export, transfer and

use. Delivery of Cisco cryptographic products does not imply

third-party authority to import, export, distribute or use encryption.

Importers, exporters, distributors and users are responsible for

compliance with U.S. and local country laws. By using this product you

agree to comply with applicable laws and regulations. If you are unable

to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:

If you require further assistance please contact us by sending email to

Cisco 3845 (revision 1.0) with 1005568K/43008K bytes of memory.

Processor board ID FTX1023A1PT

2 Gigabit Ethernet interfaces

252 Serial interfaces

10 Channelized E1/PRI ports

DRAM configuration is 64 bits wide with parity enabled.

479K bytes of NVRAM.

250880K bytes of ATA System CompactFlash (Read/Write)

Configuration register is 0x2102

Cisco Employee

Re: Urgent, Router in Endless loops

The error messages in the log point to the DRAM being bad. It looks like you are going to have to replace the DRAM on your 3845.

Hope this helps,

Harold Ritter
Sr. Technical Leader
CCIE 4168 (R&S, SP)
México móvil: +52 1 55 8312 4915
Cisco México 
Paseo de la Reforma 222 Piso 19
Cuauhtémoc, Juárez
Ciudad de México, 06600
New Member

Re: Urgent, Router in Endless loops

i will check that DRAM i have 2 * 512