MPLS-aware traceroute
draft-ietf-mpls-icmp-01.txt
1 172.16.5.1 1msec 2msec 1msec <-- CPE
2 10.150.73.173 4 msec 4 msec 4 msec <-- PE
3 211.33.7.5 [MPLS: Labels 117/71 Exp 0] 8 msec <-- P
211.33.7.9 [MPLS: Labels 117/71 Exp 0] 7 msec
211.33.7.5 [MPLS: Labels 117/71 Exp 0] 8 msec
4 211.33.6.5 [MPLS: Labels 84/71 Exp 0] 9 msec 9 msec 9 msec <-- P
5 211.33.2.1 [MPLS: Labels 59/71 Exp 0] 16 msec <-- P
211.33.2.9 [MPLS: Labels 59/71 Exp 0] 16 msec
211.33.2.5 [MPLS: Labels 59/71 Exp 0] 16 msec
6 10.150.44.14 [MPLS: Label 71 Exp 0] 16 msec 17 msec 16 msec <-- PE
7 10.150.44.13 30 msec 28 msec 28 msec <--Customer CPE
8 172.18.9.3 32 msec 32 msec 32 msec <-- Customer PC