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Community Member

weired syslog message on my cisco 3845

i received this syslog message on my cisco 3845 router

Nov 11 13:36:06.265 UTC: ASSERTION FAILED: file "../les/if_ng_dslsar_tx.c", line 385

does any one has an idea what is that message mean.


Hall of Fame Super Gold

weired syslog message on my cisco 3845

I believe that the assertion failed message is an indicator of a software problem. What version of code is running on this 3845? If it is covered by a maintenance contract the best alternative would be to open a case with Cisco TAC to figure out what to do about this.



Community Member

weired syslog message on my cisco 3845

Thanks Richard,

unfortunatly we don`t have maintanence contract but this is the show version if you have any idea

Internet#sh ver
Cisco IOS Software, 3800 Software (C3845-ADVENTERPRISEK9-M), Version 12.4(6)T7, RELEASE SOFTWARE (fc5)
Technical Support:
Copyright (c) 1986-2007 by Cisco Systems, Inc.
Compiled Thu 29-Mar-07 08:13 by khuie

ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)
ROM: Cisco IOS Software, 3800 Software (C3845-IPBASE-M), Version 12.4(3g), RELEASE SOFTWARE (fc2)

SemSem_Master uptime is 7 weeks, 1 day, 23 hours, 18 minutes
System returned to ROM by reload at 07:25:44 Cairo_L Sat Sep 24 2011
System restarted at 09:33:24 EST Sat Sep 24 2011
System image file is "flash:c3845-adventerprisek9-mz.124-6.T7.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 221184K/40960K bytes of memory.
Processor board ID FCZ1109737D
12 DSL controllers
2 Gigabit Ethernet interfaces
12 ATM interfaces
1 Virtual Private Network (VPN) Module
DRAM configuration is 64 bits wide with parity enabled.
479K bytes of NVRAM.
62720K bytes of ATA System CompactFlash (Read/Write)

Configuration register is 0x2102

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