3Com S7906E Configuration Manual page 1707

[SwitchB-mpls] mpls te cspf
[SwitchB-mpls] quit
[SwitchB] interface vlan-interface 1
[SwitchB-Vlan-interface1] mpls
[SwitchB-Vlan-interface1] mpls te
[SwitchB-Vlan-interface1] mpls rsvp-te
[SwitchB-Vlan-interface1] quit
[SwitchB] interface vlan-interface 2
[SwitchB-Vlan-interface2] mpls
[SwitchB-Vlan-interface2] mpls te
[SwitchB-Vlan-interface2] mpls rsvp-te
[SwitchB-Vlan-interface2] mpls rsvp-te bfd enable
[SwitchB-Vlan-interface2] quit
[SwitchB] interface vlan-interface 4
[SwitchB-Vlan-interface4] mpls
[SwitchB-Vlan-interface4] mpls te
[SwitchB-Vlan-interface4] mpls rsvp-te
[SwitchB-Vlan-interface4] quit
Configurations on Switch D and Switch E are similar to those on Swtich A, and configurations on Switch
C are similar to those on Switch B.
4) Create an MPLS TE tunnel on Switch A, the headend of the primary LSP
# Create an explicit path for the primary LSP.
[SwitchA] explicit-path pri-path
[SwitchA-explicit-path-pri-path] next hop 2.1.1.2
[SwitchA-explicit-path-pri-path] next hop 3.1.1.2
[SwitchA-explicit-path-pri-path] next hop 4.1.1.2
[SwitchA-explicit-path-pri-path] next hop 4.4.4.4
[SwitchA-explicit-path-pri-path] quit
# Configure the MPLS TE tunnel carried on the primary LSP.
[SwitchA] interface tunnel 4
[SwitchA-Tunnel4] ip address 10.1.1.1 255.255.255.0
[SwitchA-Tunnel4] tunnel-protocol mpls te
[SwitchA-Tunnel4] destination 4.4.4.4
[SwitchA-Tunnel4] mpls te tunnel-id 10
[SwitchA-Tunnel4] mpls te path explicit-path pri-path preference 1
# Enable FRR.
[SwitchA-Tunnel4] mpls te fast-reroute
[SwitchA-Tunnel4] mpls te commit
[SwitchA-Tunnel4] quit
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