H3C SR6600 Command Reference Manual page 42

[RouterD] interface loopback 1
[RouterD-LoopBack1] isis enable 1
[RouterD-LoopBack1] quit
# Configure Router E.
<RouterE> system-view
[RouterE] isis 1
[RouterE-isis-1] network-entity 00.0000.0000.0005.00
[RouterE-isis-1] cost-style wide
[RouterE-isis-1] quit
[RouterE] interface gigabitethernet 2/0/1
[RouterE-GigabitEthernet2/0/1] isis enable 1
[RouterE-GigabitEthernet2/0/1] quit
[RouterE] interface loopback 1
[RouterE-LoopBack1] isis enable 1
[RouterE-LoopBack1] quit
3. Configure LSR IDs on the routers:
# Configure Router A.
[RouterA] mpls lsr-id 1.1.1.1
# Configure Router B.
[RouterB] mpls lsr-id 2.2.2.2
# Configure Router C.
[RouterC] mpls lsr-id 3.3.3.3
# Configure Router D.
[RouterD] mpls lsr-id 4.4.4.4
# Configure Router E.
[RouterE] mpls lsr-id 5.5.5.5
4. Configure LDP on Router B, Router C, and Router D:
# Configure Router B.
[RouterB] mpls ldp
[RouterB-ldp] quit
[RouterB] interface gigabitethernet 2/0/2
[RouterB-GigabitEthernet2/0/2] mpls enable
[RouterB-GigabitEthernet2/0/2] mpls ldp enable
[RouterB-GigabitEthernet2/0/2] quit
# Configure Router C.
[RouterC] mpls ldp
[RouterC-ldp] quit
[RouterC] interface gigabitethernet 2/0/1
[RouterC-GigabitEthernet2/0/1] mpls enable
[RouterC-GigabitEthernet2/0/1] mpls ldp enable
[RouterC-GigabitEthernet2/0/1] quit
[RouterC] interface GigabitEthernet2/0/2
[RouterC-GigabitEthernet2/0/2] mpls enable
[RouterC-GigabitEthernet2/0/2] mpls ldp enable
[RouterC-GigabitEthernet2/0/2] quit
# Configure Router D.
[RouterD] mpls ldp
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