Enables Intermediate System-to-Intermediate System (IS-IS) routing.
Disabled
Global configuration mode
IS-IS is supported on the Extreme 8820, SLX 9740, SLX 9640, and SLX 9540 devices only.
The no form of the command disables IS-IS routing.
The following example enables IS-IS routing.
device# configure terminal device(config)# router isis device(config-isis-router)#