3Com MSR 50 Series Configuration Manual page 1504

1504 C 79: MPLS L3VPN C
HAPTER ONFIGURATION
Dead timer due in 38
Neighbor is up for 00:02:44
Authentication Sequence: [ 0 ]
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] lsp-trigger all
[PE1-mpls] quit
[PE1] mpls ldp
[PE1-mpls-ldp] quit
[PE1] interface pos 5/0
[PE1-POS5/0] mpls
[PE1-POS5/0] mpls ldp
[PE1-POS5/0] quit
# Configure the P device.
[P] mpls lsr-id 2.2.2.9
[P] mpls
[P-mpls] lsp-trigger all
[P-mpls] quit
[P] mpls ldp
[P-mpls-ldp] quit
[P] interface pos 5/0
[P-POS5/0] mpls
[P-POS5/0] mpls ldp
[P-POS5/0] quit
[P] interface pos 5/1
[P-POS5/1] mpls
[P-POS5/1] mpls ldp
[P-POS5/1] quit
# Configure PE 2.
[PE2] mpls lsr-id 3.3.3.9
[PE2] mpls
[PE2-mpls] lsp-trigger all
[PE2-mpls] quit
[PE2] mpls ldp
[PE2-mpls-ldp] quit
[PE2] interface pos 5/0
[PE2-POS5/0] mpls
[PE2-POS5/0] mpls ldp
[PE2-POS5/0] 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 value of Operational. Issuing the display
mpls ldp lsp command, you can see that the LSPs established by LDP. The
following takes PE 1 as an example:
[PE1] display mpls ldp session
LDP Session(s) in Public Network
sec