Cisco router syslog information cache and its configuration

First, start the log service

(1) Start log logging on

Note: by de fault, the logging level was set to 3 (error).

The default log level is 3 (error)

(2) Set log level logging Trap Severity_level (1-7)

(3) Check log settings show logging

second, test log output

Test the log information output by following these steps:

(1) Log information is sent to the console port.

Logging Console 7

Quit

This test will generate the following syslog information

111005:nobody End Configuration:ok

This message shows that the configureation mode has been exited. " 111005 "is the information identification number. "Nobody" indicates that you are logged into the PIX via the console port.

(2) Stop conveying log information to console

No logging console 7

Quit

Third, send syslog information to the cache

(1) Save the displayed information

Logging buffered Severity_level (1-7)

(2) View the information on the console port

Show logging

(3) Clear the information in the cache to receive new information

Clear logging

(4) Stop sending log messages to the cache

No logging buffered

New information to the tail of the list.

Iv. Sending log information to a telnet session

(1) Configure a host on the inside of the PIX to allow Telnet to the PIX

A. Enter the following command:

Telnet ip_address [Subnet_mask] [If_name]

For example, if a host have the IP address 192.168.1.2, the command is:

Telnet 192.168.1.2 255.255.255.255

B. Set the idle time for a Telnet session, which defaults to 5 minutes and the recommended value is 15 minutes.

Telnet Timeout 15

(2) Start a Telnet session

(3) configuration mode

Enable

(Enter your password at the prompt)

Configure Terminal

(4) Start Log settings

Logging Monitor Severity_level (1-7)

(5) Send log information to the tetlnet session

Terminal Monitor

This command function sends only log information to the current Telnet session. "Logging Monitor" sets all the Telnet session parameters, and after executing the command, the log information is sent to each individual telnet session.

(6) Use applications such as Ping,web access to trigger syslog messages to be sent to the Telnet session window.

(7) Terminal no monitor

No logging monitor