hostname r3 password zebra log file ldpd.log ! ! debug mpls ldp zebra ! debug mpls ldp event ! debug mpls ldp errors ! debug mpls ldp messages recv ! debug mpls ldp messages sent ! debug mpls ldp discovery hello recv ! debug mpls ldp discovery hello sent ! mpls ldp router-id 192.0.2.3 ! address-family ipv4 discovery transport-address 192.0.2.3 ! interface r3-eth0 ! ! ! line vty !