log file zebra.log ! hostname r2 ! interface r2-eth0 description to sw2 - RIPng interface ipv6 address fc00:5::2/64 no link-detect ! interface r2-eth1 description to sw3 - RIPng interface ipv6 address fc00:6::1/62 no link-detect ! ip forwarding ipv6 forwarding ! ! line vty !