06-30-2014 12:34 AM - edited 03-07-2019 07:52 PM
Hi All,
Few days ago I was facing High CPU on my 3945 router. and when I checked the router log, i found the interface tunnel log as below :
Jun 26 17:55:58.775: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 18:11:43.860: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 18:27:28.904: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 18:43:13.964: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 18:58:59.029: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 19:10:26.785: %SYS-5-CONFIG_I: Configured from console by tan_h on vty0 (159.163.148.163)
Jun 26 19:14:44.102: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 19:30:29.148: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 19:46:14.237: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 20:01:59.298: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 20:17:44.353: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to up Jun 26 20:33:29.436: %LINEPROTO-5-UPDOWN: Line protocol on Interface Tunnel0, changed state to Up
There is no interface tunnel configured in this router but why the interface tunnel log came to this router?
Thanks for your help.
Helmi
06-30-2014 09:36 AM
Hi,
These log messages do not necessarily mean high CPU.
Can you post
sh process cpu sort
and
sh ip int brief
HTH
06-30-2014 11:59 PM
Do you have Multicast routing or WCCP configured on this router?
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