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NOTE: When you decrease the buffer size, the operating system deletes all messages stored in
the buffer. Increasing the buffer size does not affect messages in the buffer.
• Specify the number of messages that the operating system saves to its logging history table.
CONFIGURATION mode
logging history size size
To view the logging buffer and configuration, use the show logging command in EXEC privilege mode,
as shown in the example for
Display the Logging Buffer and the Logging Configuration.
To view the logging configuration, use the show running-config logging command in privilege
mode, as shown in the example for Configure a UNIX Logging Facility Level.
Configuring a UNIX Logging Facility Level
You can save system log messages with a UNIX system logging facility.
To configure a UNIX logging facility level, use the following command.
• Specify one of the following parameters.
CONFIGURATION mode
logging facility [facility-type]
– auth (for authorization messages)
– cron (for system scheduler messages)
– daemon (for system daemons)
– kern (for kernel messages)
– local0 (for local use)
– local1 (for local use)
– local2 (for local use)
– local3 (for local use)
– local4 (for local use)
– local5 (for local use)
– local6 (for local use)
– local7 (for local use)
– lpr (for line printer system messages)
– mail (for mail system messages)
– news (for USENET news messages)
– sys9 (system use)
– sys10 (system use)
– sys11 (system use)
– sys12 (system use)
– sys13 (system use)
– sys14 (system use)
– syslog (for syslog messages)
– user (for user programs)
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