H3C Technologies H3C SR8800 - Manual (Page 151)

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CAUTION:
•
You must configure IGP shortcut or a static route for the MPLS TE tunnel, so that IP routing prefers the
MPLS TE tunnel interface as the outgoing interface.
• You must configure the tunnel tailend LSR ID as the tunnel destination.
6. Configure LDP on Router B and Router C
# Configure Router B.
[RouterB] mpls
[RouterB-mpls] mpls ldp
[RouterB-mpls] quit
[RouterB] interface GigabitEthernet 3/1/1
[RouterB-GigabitEthernet3/1/1] mpls
[RouterB-GigabitEthernet3/1/1] mpls ldp
[RouterB-GigabitEthernet3/1/1] quit
[RouterB] mpls ldp remote-peer C
[RouterB-mpls-ldp-remote-c] remote-ip 3.3.3.3
[RouterB-mpls-ldp-remote-c] prefix-label advertise
[RouterB-mpls-ldp-remote-c] quit
# Configure Router C.
[RouterC] mpls
[RouterC-mpls] mpls ldp
[RouterC-mpls] quit
[RouterC] interface GigabitEthernet 3/1/1
[RouterC-GigabitEthernet3/1/1] mpls
[RouterC-GigabitEthernet3/1/1] mpls ldp
[RouterC-GigabitEthernet3/1/1] quit
[RouterC] mpls ldp remote-peer b
[RouterC-mpls-ldp-remote-b] remote-ip 2.2.2.2
[RouterC-mpls-ldp-remote-b] prefix-label advertise
[RouterC-mpls-ldp-remote-b] quit
# Execute the display mpls ldp session command on Router B. You can see that a remote session
is established between Router B and Router C.
[RouterB] display mpls ldp session verbose
LDP Session(s) in Public Network
----------------------------------------------------------------------
Peer LDP ID : 1.1.1.1:0 Local LDP ID : 2.2.2.2:0
TCP Connection : 2.2.2.2 -> 1.1.1.1
Session State : Operational Session Role : Active
Session FT Flag : Off MD5 Flag : Off
Reconnect Timer : --- Recovery Timer : ---
Negotiated Keepalive Timer : 45 Sec
Keepalive Message Sent/Rcvd : 437/437 (Message Count)
Label Advertisement Mode : Downstream Unsolicited
Label Resource Status(Peer/Local) : Available/Available
Peer Discovery Mechanism : Basic