-
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
max-lsp-lifetime command and specify a value to globally configure the maximum LSP lifetime.
device(config-isis-router)# max-lsp-lifetime 2400
Example
The following example changes the maximum LSP lifetime to 2400 seconds.
device# configure terminal
device(config)# router isis
device(config-isis-router)# max-lsp-lifetime 2400