-
Enter the
configure terminal command to access global configuration mode.
device# configure terminal
-
Enter the
router isis command to enter IS-IS router configuration mode and enable IS-IS on the device.
device(config)# router isis
-
Enter the
log adjacency command to enable the logging of adjacency changes.
device(config-isis-router)# log adjacency
Example
The following example enables the logging of adjacency changes.
device# configure terminal
device(config)# router isis
device(config-isis-router)# log adjacency