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Cisco C1841 DHCP Problem

Hello all,

We have a Cisco 1841 series router and this router is also responsible for DHCP services in the network. But the problem is that sometimes it stopped the stop the DHCP service and we need to reboot it for functioning again. I have collected some console output when the problem was occuring. By the way ios version is;

 

C1841#show version 
Cisco IOS Software, 1841 Software (C1841-ADVIPSERVICESK9-M), Version 15.1(4)M1, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2011 by Cisco Systems, Inc.
Compiled Tue 14-Jun-11 16:51 by prod_rel_team

ROM: System Bootstrap, Version 12.4(13r)T, RELEASE SOFTWARE (fc1)

***********************

Could you please help me for this issue to solve? Thanks in advance

Console logs**********

OR: Recvmsg failed unexpectedly. DHCP services have been terminated.een terminated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Rer 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly.cvmsg failed unexpectedly. DHCP services have been terminated.
 DHCP services have been terminated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been pectedly. DHCP services have been terminated.
Mar 19 09:33:56.1terminated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg fail12: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP seed unexpectedrvices have been terminated.
Mar 19 09:33:56.112: %DHCPD-2-RECVly. DHCP services have MSG_ERROR: Recvmsg failed unexpectedly. DHCP services have beencVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been terminvmsg failed unexpectedly. DHCP services have been terminated.
Mated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexar 19 09:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexppectedly. DHCP services have been terminated.
Mar 19 09:33:56.12ectedly. DHCP services have been term4: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP serinated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpvices have been terminated.
Mar 19 09:33:56.124: %DHCPD-2-RECVMectedly. DHCP services have been terminated.
Mar 19 09:33:56.112: %DHCSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been tCP services erminated.
Mar 19 09:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsghave been terminated.
M failed unexpectedly. DHCP services have been terminated.
Mar  aterminated.
Mar 19 09:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsrg failed unexpectedly. DHCP services have been terminated.
Mar  19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been ter19 09:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectminated.
Maedly. DHCP services have been terminated.
Mar 19 09:33:56.124: r%DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP servic es have been terminated.
Mar 19 09:33:56.124: %DHCPD-2-RECVMSG_19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP serERROR: Recvmsg failed unexpectedly. DHCP services have been termnated.
Mar 19 09:33:56.112: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpecinated.
Mar 19 09:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsg fatedly. DHCP services have been terminated.
Mar 19 09:33:56.112: %DHCPiled unexpectedly. DHCP services have been terminated.
Mar 19 0D9:33:56.124: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly-2. DHCP services have been terminated.
Mar 19 09:33:56.128: %DH
-
Mar 19 09:33:56.128: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed uneRECVMSG_ERRORxpectedly. DHCP services have been terminated.
Mar 19 09:33:56.:128: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP s ervices have been terminated.
Mar 19 09:33:56.128: %DHCPD-2-RECRecvmsg failed unexpectedly. DHCP services have been terminated.
%DHCPD-2-RVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have beenECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP servi terminated.
Mar 19 09:33:56.128: %DHCPD-2-RECVMSG_ERROR: Recvmcsg failed unexpectedly. DHCP services have been terminated.
Mabes have been terminated.een terminated.
Mar 19 09:33:56.128: %DHCPD-2-RECVMSG_ERROR: Re: %DHCPD-2-Rcvmsg failed unexpectedly. DHCP services have been terminated.
ECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been terMar 19 09:33:56.128: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexminated.
%DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP servipectedly. DHCP services have been terminated.
Mar 19 09:33:56.1ces have been terminated.
Mar 19 09:34:00.28: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP se3rvices have been terminated.
Mar 19 09:33:56.128: %DHCPD-2-RECPes have beenD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services ha terminated.
Mar 19 09:34:0ve been terminated.
Mar 19 09:34:00.324: %DHCPD-2-RECVMSG_ERROR0.328: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP servi: Recvmsg failed unexpectedly. DHCP services have been terminateces have been terminated.
Mar 19 09:34:00.328: %DHCPD-2-RECVd.
Mar 19 09:34:00.324: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed MSG_ERROR: Recvmsg failed unexpectedly. DHCP services have beeunexpectedly. DHCP services have been terminated.
Mar 19 09:34:n t00.324: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHverminated.
Mar 19 09:34:00.328: ices have been terminated.
Mar 19 09:34:00.324: %DHCPD-2-RECVMSPG_ERROR: Recvmsg failed unexpectedly. DHCP services have been teDrminated.
Mar 19 09:34:00.328: %DHCPD-2-RECVMSG_ERROR: Recvmsg -failed unexpectedly. DHCP services have been terminated.
Mar 192-RECVMSG_ERR 09:34:00.328: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedOly. DHCP services have been terminated.
Mar 19 09:34:00.328: %DRHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services: Recvmsg failed have been terminated.
Mar 19 09:34:00.328: %DHCPD-2-RECVMSG_ER ROR: Recvmsg failed unexpectedly. DHCP services have been termi
u
Mar 19 09:34:00.328: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unenexpectedly. DHCP services have been terminated.
%DHCPxpectedly. DHCP services have been terminated.
Mar 19 09:34:00.D328: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP s-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been terervices have been terminated.
Mar 19 09:34:00.328: %DHCPD-2-RECminated.VMSG_ERROR: Recvmsg failed unexpectedly. DHCP services have beenG terminated.
Mar 19 09:34:00.328: %DHCPD-2-RECVMSG_ERROR: Recvm_sg failed unexpectedly. DHCP services have been terminated.
MarE 19 09:34:00.328: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpecRROR: Recvmsg failed untedly. DHCP services have been terminated.
Mar 19 09:34:00.3282e8: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexpectedly. DHCP serxpectedly. DHCPvices have been terminated.
Mar 19 09:34:00.332: %DHCPD-2-RECVM services have been termiSG_ERROR: Recvmsg failed unexpectedly. DHCP services have been tnated.
Mar 19 09:34:06.351: %DHCPD-2-RECVMSG_ERROR: Recvmsg failed unexerminated.
Mar 19 09:34:00.332: %DHCPD-2-RECVMSG_ERROR: Recvmsgp failed unexpectedly. DHCP services have been terminated.

2 Replies 2

LJ Gabrillo
Level 5
Level 5

Probably a bug on the system considering the DHCP services of the router stops as indicated in the logs.

A firmware upgrade or probably downgrade should do the trick though I would recommend contacting Cisco TAC for a proper handling.

Charles Hill
VIP Alumni
VIP Alumni

The following bug seems to match your problem, however it was supposedly resolved in 15.1(4)M1, which is your IOS.

 

See below for the work around.

 

 

CSCtk46363

Symptom: A device running Cisco IOS and acting as a DHCP server crashes.

Conditions: This symptom is observed when a client requests a specific IP address.

Workaround: Disable duplicate address detection check using the

 

ip dhcp ping packet 0 command.