H3C Technologies H3C SR8800 User Manual
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LDP Session(s) in Public Network
Total number of sessions: 1
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Peer-ID Status LAM SsnRole FT MD5 KA-Sent/Rcv
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2.2.2.9:0 Operational DU Passive Off Off 5/5
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LAM : Label Advertisement Mode FT : Fault Tolerance
[RouterA] display mpls ldp peer
LDP Peer Information in Public network
Total number of peers: 1
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Peer-ID Transport-Address Discovery-Source
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2.2.2.9:0 2.2.2.9 Pos2/1/1
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4.
Allow all static routes and IGP routes to trigger establishment of LSPs.
# Configure the LSP establishment triggering policy on Router A.
[RouterA] mpls
[RouterA-mpls] lsp-trigger all
[RouterA-mpls] quit
# Configure the LSP establishment triggering policy on Router B.
[RouterB] mpls
[RouterB-mpls] lsp-trigger all
[RouterB-mpls] quit
# Configure the LSP establishment triggering policy on Router C.
[RouterC] mpls
[RouterC-mpls] lsp-trigger all
[RouterC-mpls] quit
5.
Verify the configuration.
# Execute the display mpls ldp lsp command on each router to view the LDP LSP information. Take
Router A as an example:
[RouterA] display mpls ldp lsp
LDP LSP Information
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SN DestAddress/Mask In/OutLabel Next-Hop In/Out-Interface
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1 1.1.1.9/32 3/NULL 127.0.0.1 -------/InLoop0
2 2.2.2.9/32 NULL/3 10.1.1.2 -------/Pos2/1/1
3 3.3.3.9/32 NULL/1024 10.1.1.2 -------/Pos2/1/1
4 11.1.1.0/24 3/NULL 0.0.0.0 -------/GE3/1/1
5 20.1.1.0/24 NULL/3 10.1.1.2 -------/Pos2/1/1
6 21.1.1.0/24 NULL/1027 10.1.1.2 -------/Pos2/1/1
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A '*' before an LSP means the LSP is not established
A '*' before a Label means the USCB or DSCB is stale
# On Router A, check the connectivity of the LDP LSP from Router A to 21.1.1.0/24.