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H3C Technologies H3C S10500 Series Switches User Manual

Page 155

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[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] 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

NOTE:

Follow the same steps to configure Switch C, Switch D, and Switch E.

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

Perform the display interface tunnel command on Switch A. You can see that Tunnel4 is up.

[SwitchA] display interface tunnel

Tunnel4 current state: UP

Line protocol current state: UP

Description: Tunnel4 Interface

The Maximum Transmit Unit is 64000

Internet Address is 10.1.1.1/24 Primary

Encapsulation is TUNNEL, service-loopback-group ID not set

Tunnel source unknown, destination 4.4.4.4

Tunnel protocol/transport CR_LSP

Output queue : (Urgent queuing : Size/Length/Discards) 0/100/0

Output queue : (Protocol queuing : Size/Length/Discards) 0/500/0