Router interface IPv6 commands (supported only on 7210 SAS-D, 7210 SAS-Dxp, 7210 SAS-K 2F6C4T, and 7210 SAS-K 3SFP+ 8C)

config
    - router [router-name]
        - [no] interface ip-int-name 
            - [no] ipv6
                - address ipv6-address/prefix-length [eui-64] [preferred]
                - no address ipv6-address/prefix-length 
                - icmp6 
                    - packet-too-big [number seconds]
                    - no packet-too-big
                    - param-problem [number seconds]
                    - no param-problem
                    - redirects [number seconds]
                    - no redirects
                    - time-exceeded number seconds]
                    - no time-exceeded
                    - unreachables [number seconds]
                    - no unreachables
                - link-local-address ipv6-address [preferred]
                - [no] local-proxy-nd
                - neighbor ipv6-address [mac-address]
                - no neighbor ipv6-address
                - proxy-nd-policy policy-name [policy-name...(up to 5 max)]
                - no proxy-nd-policy
        - urpf-check ipv6
            - [no] ignore-default