100
<SwitchD> system-view
[SwitchD] mpls lsr-id 4.4.4.9
[SwitchD] mpls label advertise non-null
[SwitchD] mpls te
[SwitchD-te] quit
[SwitchD] rsvp
[SwitchD-rsvp] quit
[SwitchD] interface vlan-interface 3
[SwitchD-Vlan-interface3] mpls enable
[SwitchD-Vlan-interface3] mpls te enable
[SwitchD-Vlan-interface3] rsvp enable
[SwitchD-Vlan-interface3] quit
4. Configure IS-IS TE:
# Configure Switch A.
[SwitchA] isis 1
[SwitchA-isis-1] cost-style wide
[SwitchA-isis-1] mpls te enable level-2
[SwitchA-isis-1] quit
# Configure Switch B.
[SwitchB] isis 1
[SwitchB-isis-1] cost-style wide
[SwitchB-isis-1] mpls te enable level-2
[SwitchB-isis-1] quit
# Configure Switch C.
[SwitchC] isis 1
[SwitchC-isis-1] cost-style wide
[SwitchC-isis-1] mpls te enable level-2
[SwitchC-isis-1] quit
# Configure Switch D.
[SwitchD] isis 1
[SwitchD-isis-1] cost-style wide
[SwitchD-isis-1] mpls te enable level-2
[SwitchD-isis-1] quit
5. Configure a co-routed bidirectional MPLS TE tunnel:
# Configure Switch A as the active end of the co-routed bidirectional tunnel.
[SwitchA] interface tunnel 1 mode mpls-te
[SwitchA-Tunnel1] ip address 7.1.1.1 255.255.255.0
[SwitchA-Tunnel1] destination 4.4.4.9
[SwitchA-Tunnel1] mpls te signaling rsvp-te
[SwitchA-Tunnel1] mpls te resv-style ff
[SwitchA-Tunnel1] mpls te bidirectional co-routed active
[SwitchA-Tunnel1] quit
# Configure Switch D as the passive end of the co-routed bidirectional tunnel.
[SwitchD] interface tunnel 4 mode mpls-te
[SwitchD-Tunnel4] ip address 8.1.1.1 255.255.255.0
[SwitchD-Tunnel4] destination 1.1.1.9
[SwitchD-Tunnel4] mpls te signaling rsvp-te
[SwitchD-Tunnel4] mpls te resv-style ff
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