Implementing Logging Features
Logging is important as a tool for discovering events that are happening in the network and for troubleshooting. Correctly configuring logging so that you can collect and correlate events across multiple network devices is a critical component for a secure network.
Configuring Syslog Support
Example 11-11 shows a typical syslog message and how to control what information is included with the message.
R4(config)# interface fa0/0R4(config-if)# shut%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to downR4(config-if)# ...
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