Cisco CATALYST 2960

29-3
Catalyst 2960 and 2960-S Switches Software Configuration Guide, Release 15.0(1)SE
OL-26520-01
Chapter 29 Configuring System Message Logging
Configuring System Message Logging
Table 29-1 describes the elements of syslog messages.
This example shows a partial switch system message for a stack master and a stack member (hostname
Switch-2):
00:00:46: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up
00:00:47: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/1, changed state to up
00:00:47: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/2, changed state to up
00:00:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down
00:00:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet1/0/1, changed
state to down 2
*Mar 1 18:46:11: %SYS-5-CONFIG_I: Configured from console by vty2 (10.34.195.36)
18:47:02: %SYS-5-CONFIG_I: Configured from console by vty2 (10.34.195.36)
*Mar 1 18:48:50.483 UTC: %SYS-5-CONFIG_I: Configured from console by vty2 (10.34.195.36)
00:00:46: %LINK-3-UPDOWN: Interface Port-channel1, changed state to up (Switch-2)
00:00:47: %LINK-3-UPDOWN: Interface GigabitEthernet2/0/1, changed state to up (Switch-2)
00:00:47: %LINK-3-UPDOWN: Interface GigabitEthernet2/0/2, changed state to up (Switch-2)
00:00:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down
(Switch-2)
00:00:48: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet2/0/1, changed
state to down 2 (Switch-2)
Table 29-1 System Log Message Elements
Element Description
seq no: Stamps log messages with a sequence number only if the service sequence-numbers global
configuration command is configured.
For more information, see the “Enabling and Disabling Sequence Numbers in Log Messages”
section on page 29-8.
timestamp formats:
mm/dd hh:mm:ss
or
hh:mm:ss (short uptime)
or
d h (long uptime)
Date and time of the message or event. This information appears only if the service timestamps
log [datetime | log] global configuration command is configured.
For more information, see the “Enabling and Disabling Time Stamps on Log Messages” section
on page 29-8.
facility The facility to which the message refers (for example, SNMP, SYS, and so forth). For a list of
supported facilities, see Table 29-4 on page 29-14.
severity Single-digit code from 0 to 7 that is the severity of the message. For a description of the severity
levels, see Table 29-3 on page 29-10.
MNEMONIC Text string that uniquely describes the message.
description Text string containing detailed information about the event being reported.
hostname-n Hostname of a stack member and its switch number in the stack. Though the stack master is a stack
member, it does not append its hostname to system messages.