Interface commands

config
    - router
        - [no] isis [isis-instance]
            - [no] interface ip-int-name 
                - [no] bfd-enable {ipv4}
                - csnp-interval seconds
                - no csnp-interval
                - hello-authentication-key [authentication-key | hash-key] [hash | hash2]
                - no hello-authentication-key
                - hello-authentication-type {password | message-digest}
                - no hello-authentication-type
                - interface-type {broadcast | point-to-point}
                - no interface-type
                - [no] loopfree-alternate-exclude
                -  ipv6-unicast-disable
                -  no ipv6-unicast-disable
                -  level {1 | 2}
                    - hello-authentication-key [authentication-key | hash-key] [hash | hash2]
                    - no hello-authentication-key
                    - hello-authentication-type [password | message-digest]
                    - no hello-authentication-type
                    - hello-interval seconds
                    - no hello-interval
                    - hello-multiplier multiplier
                    - no hello-multiplier
                    - ipv6-unicast-metric metric
                    - no ipv6-unicast-metric
                    - metric ipv4-metric
                    - no metric
                    - [no] passive
                    - priority number
                    - no priority 
                - level-capability {level-1 | level-2 | level-1/2}
                - lsp-pacing-interval milli-seconds
                - no lsp-pacing-interval
                - mesh-group [value | blocked]
                - no mesh-group
                - [no] multi-topology
                    - [no] ipv6-unicast
                - ipv4-node-sid index value
                - ipv4-node-sid label value
                - no ipv4-node-sid
                - [no] passive
                - retransmit-interval seconds
                - no retransmit-interval
                - [no] shutdown
                -  tag tag
                - no tag