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You are here: Home / Undebug All

Undebug All

Command

Undebug All

Use

This command stops all debugging on the router.

Syntax

Router#undebug all

Example

Since there is many different debugging options, we have added a debugging section with some of the more useful debugs for a CCNA candidate.

R2#debug ip packet
IP packet debugging is on
R2#
*Mar 1 04:35:42.078: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
*Mar 1 04:35:42.994: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
R2#
*Mar 1 04:35:45.386: IP: s=10.2.2.3 (FastEthernet1/0), d=224.0.0.5, len 80, rcvd 0
R2#
*Mar 1 04:35:46.998: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
*Mar 1 04:35:47.330: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
R2#
*Mar 1 04:35:48.874: IP: s=10.2.2.2 (local), d=224.0.0.5 (FastEthernet1/0), len 80, sending broad/multicast
R2#
*Mar 1 04:35:51.630: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
*Mar 1 04:35:51.802: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
R2#
*Mar 1 04:35:55.386: IP: s=10.2.2.3 (FastEthernet1/0), d=224.0.0.5, len 80, rcvd 0
*Mar 1 04:35:56.158: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
R2#
*Mar 1 04:35:56.538: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
R2#
*Mar 1 04:35:58.874: IP: s=10.2.2.2 (local), d=224.0.0.5 (FastEthernet1/0), len 80, sending broad/multicast
*Mar 1 04:35:59.338: IP: s=10.2.2.2 (local), d=224.0.0.9 (FastEthernet1/0), len 112, sending broad/multicast
R2#
*Mar 1 04:36:00.594: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
*Mar 1 04:36:00.802: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
R2#
*Mar 1 04:36:04.322: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.9, len 92, rcvd 2
*Mar 1 04:36:04.418: IP: s=10.1.1.2 (local), d=224.0.0.9 (FastEthernet0/0), len 52, sending broad/multicast
*Mar 1 04:36:05.062: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
R2#
*Mar 1 04:36:05.374: IP: s=10.2.2.3 (FastEthernet1/0), d=224.0.0.5, len 80, rcvd 0
*Mar 1 04:36:05.406: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
R2#
*Mar 1 04:36:08.874: IP: s=10.2.2.2 (local), d=224.0.0.5 (FastEthernet1/0), len 80, sending broad/multicast
R2#
*Mar 1 04:36:09.914: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
*Mar 1 04:36:10.306: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
R2#do un al
*Mar 1 04:36:14.394: IP: s=10.1.1.2 (local), d=224.0.0.10 (FastEthernet0/0), len 60, sending broad/multicast
*Mar 1 04:36:15.250: IP: s=10.1.1.1 (FastEthernet0/0), d=224.0.0.10, len 60, rcvd 2
*Mar 1 04:36:15.374: IP: s=10.2.2.3 (FastEthernet1/0), d=224.0.0.5, len 80, rcvd 0

R2#un all
All possible debugging has been turned off
R2#

 

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