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31-9
Catalyst 3750 Switch Software Configuration Guide
OL-8550-09
Chapter 31 Configuring System Message Logging
Configuring System Message Logging
Beginning in privileged EXEC mode, follow these steps to enable sequence numbers in log messages.
This procedure is optional.
To disable sequence numbers, use the no service sequence-numbers global configuration command.
This example shows part of a logging display with sequence numbers enabled:
000019: %SYS-5-CONFIG_I: Configured from console by vty2 (10.34.195.36) (Switch-2)
Defining the Message Severity Level
You can limit messages displayed to the selected device by specifying the severity level of the message,
which are described in Table 31-3.
Beginning in privileged EXEC mode, follow these steps to define the message severity level. This
procedure is optional.
Command Purpose
Step 1
configure terminal Enter global configuration mode.
Step 2
service sequence-numbers Enable sequence numbers.
Step 3
end Return to privileged EXEC mode.
Step 4
show running-config Verify your entries.
Step 5
copy running-config startup-config (Optional) Save your entries in the configuration file.
Command Purpose
Step 1
configure terminal Enter global configuration mode.
Step 2
logging console level Limit messages logged to the console.
By default, the console receives debugging messages and numerically
lower levels (see Table 31-3 on page 31-10).
Step 3
logging monitor level Limit messages logged to the terminal lines.
By default, the terminal receives debugging messages and numerically
lower levels (see Table 31-3 on page 31-10).
Step 4
logging trap level Limit messages logged to the syslog servers.
By default, syslog servers receive informational messages and
numerically lower levels (see Table 31-3 on page 31-10).
For complete syslog server configuration steps, see the “Configuring
UNIX Syslog Servers” section on page 31-12.
Step 5
end Return to privileged EXEC mode.
Step 6
show running-config
or
show logging
Verify your entries.
Step 7
copy running-config startup-config (Optional) Save your entries in the configuration file.