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CCNA 7.6.c: Log events

Overview:

The logging event command lets you monitor interface state-change events as they occur on the router

Study Notes:

logging event bundle-status

• Enables system logging of interface state-change events on all interfaces on the system

Router(config)#logging event bundle-status
Router(config)#end
Router#show logging event bundle-status
Router#config t
Router(config)#no logging event bundle-status

logging event link-status

• Change the default link-status event messaging
• Set the link-status event messages during boot
• Apply to global configuration mode

Router(config)#logging event link-status default
Router(config)#logging event link-status boot

Router(config)#no logging event link-status default 
Router(config)#no logging event link-status boot

• Apply link-status logging to specific interfaces

Router(config)#interface FastEthernet0/0
Router(config-int)#logging event link-status
Router(config-int)#no logging event link-status

logging event subif-link-status

• Display link-status logging for subinterfaces by applying the command to the primary interface

Router(config)#interface GigEthernet0/0
Router(config-int)#logging event subif-link-status
Router(config-int)#no logging event subif-link-status

logging event trunk-status

• Display link-status logging for trunked interfaces

Router(config)#logging event trunk-status
Router(config-int)#no logging event trunk-status