Cisco WS-C4003 - Catalyst 4000 Chassis Switch Software Configuration Manual page 470

Configuring System Message Logging
To display the messages in the switch logging buffer, perform one of these tasks:
Task
Display the first number_of_messages messages
in the buffer.
Display the last number_of_messages messages in
the buffer.
This example shows how to display the first five messages in the buffer:
Console> (enable) show logging buffer 5
1999 Apr 16 08:40:11 %SYS-5-MOD_OK:Module 1 is online
1999 Apr 16 08:40:14 %SYS-5-MOD_OK:Module 3 is online
1999 Apr 16 08:40:14 %SYS-5-MOD_OK:Module 2 is online
1999 Apr 16 08:41:15 %PAGP-5-PORTTOSTP:Port 2/1 joined bridge port 2/1
1999 Apr 16 08:41:15 %PAGP-5-PORTTOSTP:Port 2/2 joined bridge port 2/2
This example shows how to display the last five messages in the buffer:
Console> (enable) show logging buffer -5
%PAGP-5-PORTFROMSTP:Port 3/1 left bridge port 3/1
%SPANTREE-5-PORTDEL_SUCCESS:3/2 deleted from vlan 1 (PAgP_Group_Rx)
%PAGP-5-PORTFROMSTP:Port 3/2 left bridge port 3/2
%PAGP-5-PORTTOSTP:Port 3/1 joined bridge port 3/1-2
%PAGP-5-PORTTOSTP:Port 3/2 joined bridge port 3/1-2
Console> (enable)
Software Configuration Guide—Catalyst 4000 Family, Catalyst 2948G, Catalyst 2980G, Releases 6.3 and 6.4
33-10
Chapter 33 Configuring System Message Logging
Command
show logging buffer [number_of_messages]
show logging buffer -[number_of_messages]
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