1MPLS (label 100704, exp 7, [S], ttl 255) IP 12.4.4.4.4529 > 127.0.0.1.3503: LSP-PINGv1, MPLS Echo Request, seq 1, length: 60 2IP 10.20.0.1.3503 > 12.4.4.4.4529: LSP-PINGv1, MPLS Echo Reply, seq 1, length: 32 3MPLS (label 100704, exp 7, [S], ttl 255) IP 12.4.4.4.4529 > 127.0.0.1.3503: LSP-PINGv1, MPLS Echo Request, seq 2, length: 60 4IP 10.20.0.1.3503 > 12.4.4.4.4529: LSP-PINGv1, MPLS Echo Reply, seq 2, length: 32 5MPLS (label 100704, exp 7, [S], ttl 255) IP 12.4.4.4.4529 > 127.0.0.1.3503: LSP-PINGv1, MPLS Echo Request, seq 3, length: 60 6IP 10.20.0.1.3503 > 12.4.4.4.4529: LSP-PINGv1, MPLS Echo Reply, seq 3, length: 32 7MPLS (label 100704, exp 7, [S], ttl 255) IP 12.4.4.4.4529 > 127.0.0.1.3503: LSP-PINGv1, MPLS Echo Request, seq 4, length: 60 8IP 10.20.0.1.3503 > 12.4.4.4.4529: LSP-PINGv1, MPLS Echo Reply, seq 4, length: 32 9MPLS (label 100704, exp 7, [S], ttl 255) IP 12.4.4.4.4529 > 127.0.0.1.3503: LSP-PINGv1, MPLS Echo Request, seq 5, length: 60 10IP 10.20.0.1.3503 > 12.4.4.4.4529: LSP-PINGv1, MPLS Echo Reply, seq 5, length: 32 11