log file zebra.log ! hostname r2 ! interface r2-eth0 description to sw2 - babel interface ip address 193.1.1.2/26 ipv6 address 193:1:1::2/64 no link-detect ! interface r2-eth1 description to sw3 - babel interface ip address 193.1.2.1/24 ipv6 address 193:1:2::1/64 no link-detect ! ip forwarding ipv6 forwarding ! ! line vty !