Verifying the Basic IS-IS Function Configuration

Procedure

• Run the display isis peer [ verbose ] [ process-id | vpn-instance vpn-instance-name ] command to check information about IS-IS neighbors.
• Run the display isis interface [ verbose ] [ process-id | vpn-instance vpn-instance-name ] command to check information about IS-IS interfaces.
• Run the display isis route [ process-id | vpn-instance vpn-instance-name ] [ ipv4 ] [ verbose | [ level-1 | level-2 ] | ip-address [ mask | mask-length ] ] ^* command to check information about IS-IS routes.