3Com S7906E - Switch, Configuration Manual

Page: 1565 / 2621

1-50
Area 0.0.0.0 interface 172.1.1.1(Vlan-interface13)'s neighbors
Router ID: 172.1.1.2 Address: 172.1.1.2 GR State: Normal
State: Full Mode:Nbr is Master Priority: 1
DR: None BDR: None MTU: 1500
Dead timer due in 38 sec
Neighbor is up for 00:02:44
Authentication Sequence: [ 0 ]
Neighbor state change count: 5
2) Configure MPLS basic capability and MPLS LDP on the MPLS backbone to establish LDP LSPs
# Configure PE 1.
[PE1] mpls lsr-id 1.1.1.9
[PE1] mpls
[PE1-mpls] quit
[PE1] mpls ldp
[PE1-mpls-ldp] quit
[PE1] interface vlan-interface 13
[PE1-Vlan-interface13] mpls
[PE1-Vlan-interface13] mpls ldp
[PE1-Vlan-interface13] quit
# Configure the P device.
[P] mpls lsr-id 2.2.2.9
[P] mpls
[P-mpls] quit
[P] mpls ldp
[P-mpls-ldp] quit
[P] interface vlan-interface 13
[P-Vlan-interface13] mpls
[P-Vlan-interface13] mpls ldp
[P-Vlan-interface13] quit
[P] interface vlan-interface 11
[P-Vlan-interface11] mpls
[P-Vlan0interface11] mpls ldp
[P-Vlan-interface11] quit
# Configure PE 2.
[PE2] mpls lsr-id 3.3.3.9
[PE2] mpls
[PE2-mpls] quit
[PE2] mpls ldp
[PE2-mpls-ldp] quit
[PE2] interface vlan-interface 11
[PE2-Vlan-interface11] mpls
[PE2-Vlan-interface11] mpls ldp
[PE2-Vlan-interface11] quit
After you complete the above configurations, LDP sessions should be established between PE 1, P, and
PE 2. Issuing the display mpls ldp session command, you can see that the Session State field has a