log file zebra.log ! hostname r1 ! ! debug zebra kernel ! debug zebra rib detailed ! debug zebra dplane detailed ! debug zebra nht ! debug zebra pseudowires ! debug zebra mpls ! interface lo ip address 1.1.1.1/32 ! interface r1-eth0 description to s1 ! interface r1-eth1 description to s4 ip address 10.0.1.1/24 ! interface r1-eth2 description to s5 ip address 10.0.2.1/24 ! ip forwarding ! line vty !