Limiting Syslog Messages Sent To The History Table And To Snmp - Cisco M10-RM Software Manual

Configuring System Message Logging
Table 21-3
the most severe level to the least severe level.
Table 21-3
Level Keyword
emergencies
alerts
critical
errors
warnings
notifications
informational
debugging
The software generates four other categories of messages:
•
•
•
•
Authentication request log messages are not logged on to a syslog server. This feature is not supported
Note
on Cisco Aironet access points.

Limiting Syslog Messages Sent to the History Table and to SNMP

If you have enabled syslog message traps to be sent to an SNMP network management station by using
the snmp-server enable trap global configuration command, you can change the level of messages sent
and stored in the access point history table. You can also change the number of messages that are stored
in the history table.
Messages are stored in the history table because SNMP traps are not guaranteed to reach their
destination. By default, one message of the level warning and numerically lower levels (see
on page
Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
21-8
describes the level keywords. It also lists the corresponding UNIX syslog definitions from
Message Logging Level Keywords
Level
0
1
2
3
4
5
6
7
Error messages about software or hardware malfunctions, displayed at levels warnings through
emergencies. These types of messages mean that the functionality of the access point is affected.
Output from the debug commands, displayed at the debugging level. Debug commands are
typically used only by the Technical Assistance Center (TAC).
Interface up or down transitions and system restart messages, displayed at the notifications level.
This message is only for information; access point functionality is not affected.
Reload requests and low-process stack messages, displayed at the informational level. This
message is only for information; access point functionality is not affected.
21-8) are stored in the history table even if syslog traps are not enabled.
Chapter 21
Description
System unstable
Immediate action needed
Critical conditions
Error conditions
Warning conditions
Normal but significant condition
Informational messages only
Debugging messages
Configuring System Message Logging
Syslog Definition
LOG_EMERG
LOG_ALERT
LOG_CRIT
LOG_ERR
LOG_WARNING
LOG_NOTICE
LOG_INFO
LOG_DEBUG
Table 21-3
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