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Catalyst 6000 Family Software Configuration Guide—Releases 6.3 and 6.4
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Chapter 27 Configuring System Message Logging
Configuring System Message Logging
0(emergencies) 1(alerts) 2(critical)
3(errors) 4(warnings) 5(notifications)
6(information) 7(debugging)
Console> (enable)
Displaying System Messages
Enter the
show logging buffer
command to display the messages in the switch logging buffer. If you do
not specify
number_of_messages
, the default is to display the last 20 messages in the buffer (-20).
To display the messages in the switch logging buffer, perform one of these tasks:
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)
Task
Command
Display the first
number_of_messages
messages
in the buffer.
show logging buffer
[
number_of_messages
]
Display the last
number_of_messages
messages in
the buffer.
show logging buffer
-
[
number_of_messages
]
