Checking Your Work

To verify proper operation of traffic engineered Layer 2 circuits, use the following command:

show route table mpls.0 detail

On Router PE1, you can see that ATM traffic is part of the gold community that has a value of 103:1 and is associated with LSP 1. Likewise, Frame Relay traffic is part of the silver community that has a value of 103:2 and is associated with LSP 2:

user@PE1> show route table mpls.0 detail

mpls.0: 2 destinations, 2 routes (2 active, 0 holddown, 0 hidden)

at-1/1/0.32 (1 entry, 1 announced)

         *L2CKT  Preference: 7

                 Next hop: 192.168.27.9 via so-1/1/0.0 weight 1, selected

                 Label-switched-path lsp1

                 Label operation: Push 100032 Offset: -4

                 Next hop: via so-0/0/1.0 weight 1

                 Label-switched-path lsp2

                 Label operation: Push 100032 Offset: -4

                 Protocol next hop: 10.255.17.4

                 Push 100032 Offset: -4

                  Indirect next hop: 8576bd0 300

                 State: <Active Int>

                 Age: 7:18

                 Task: Common L2 VC

                 Announcement bits (2): 0-KRT 1-Common L2 VC

                 AS path: I

                 Communities: 103:1                                            # This is the gold community.

so-1/1/1.512 (1 entry, 1 announced)

         *L2CKT  Preference: 7

                 Next hop: 192.168.27.9 via so-1/1/0.0 weight 1

                 Label-switched-path lsp1

                 Label operation: Push 100048 Offset: -4

                 Next hop: via so-0/0/1.0 weight 1, selected

                 Label-switched-path lsp2

                 Label operation: Push 100048 Offset: -4

                 Protocol next hop: 10.255.17.4

                 Push 100048 Offset: -4

                  Indirect next hop: 860f1f8 293

                 State: <Active Int>

                 Age: 5:15

                 Task: Common L2 VC

                 Announcement bits (2): 0-KRT 1-Common L2 VC

                 AS path: I

                 Communities: 103:2                                            # This is the silver community.