H3C Technologies H3C SR8800 - Manual (Page 301)

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Neighbors
Area 0.0.0.0 interface 172.1.1.1(POS5/1/1)'s neighbors
Router ID: 2.2.2.9 Address: 172.1.1.2 GR State: Normal
State: Full Mode:Nbr is Master Priority: 1
DR: 172.1.1.1 BDR: 172.1.1.2 MTU: 0
Dead timer due in 38 sec
Neighbor is up for 00:02:44
Authentication Sequence: [ 0 ]
Neighbor state change count: 5
2. Configure basic MPLS 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 pos 5/1/1
[PE1-POS5/1/1] mpls
[PE1-POS5/1/1] mpls ldp
[PE1-POS5/1/1] quit
# Configure the P router.
[P] mpls lsr-id 2.2.2.9
[P] mpls
[P-mpls] quit
[P] mpls ldp
[P-mpls-ldp] quit
[P] interface pos 5/1/1
[P-POS5/1/1] mpls
[P-POS5/1/1] mpls ldp
[P-POS5/1/1] quit
[P] interface pos 5/1/2
[P-POS5/1/2] mpls
[P-POS5/1/2] mpls ldp
[P-POS5/1/2] 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 pos 5/1/1
[PE2-POS5/1/1] mpls
[PE2-POS5/1/1] mpls ldp
[PE2-POS5/1/1] quit
After you complete the configurations, P establishes an LDP session with PE 1 and PE 2 respectively.
Issue the display mpls ldp session command. The output shows that the session status is
Operational. Issue the display mpls ldp lsp command. The output shows the LSPs established by
LDP. Take PE 1 as an example: