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Cr-lsp backup configuration example, Network requirements, Configuration procedure – H3C Technologies H3C S7500E Series Switches User Manual

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[SwitchA-Tunnel1] tunnel-protocol mpls te

[SwitchA-Tunnel1] destination 2.2.2.2

[SwitchA-Tunnel1] mpls te signal-protocol rsvp-te

[SwitchA-Tunnel1] mpls te commit

[SwitchA-Tunnel1] return

4) Verify the configuration

# On Switch A, display the detailed information about the BFD session between Switch A and Switch
B.

display bfd session verbose

Total Session Num: 1 Init Mode: Active

Session Working Under Ctrl Mode:

Local Discr: 21 Remote Discr: 20

Source IP: 12.12.12.1 Destination IP: 12.12.12.2

Session State: Up Interface: Vlan-interface12

Min Trans Inter: 400ms Act Trans Inter: 400ms

Min Recv Inter: 400ms Act Detect Inter: 2000ms

Running Up for: 00:00:01 Auth mode: None

Connect Type: Direct Board Num: 6

Protocol: RSVP

Diag Info: No Diagnostic

CR-LSP Backup Configuration Example

Network requirements

Set up an MPLS TE tunnel from Switch A to Switch C. Use CR-LSP hot backup for it.

Figure 3-10

CR-LSP backup

Switch A

Loop0

Vlan-int1

Switch B

Switch C

Switch D

Loop0

Loop0

Vlan-int1

Vlan-int2

Vlan-int2

Vlan-int4

Vlan-int3

Vlan-int4

Vlan-int3

Loop0

Device Interface IP

address

Device Interface

IP

address

Switch A

Loop0

1.1.1.9/32

Switch D

Loop0

4.4.4.9/32

Vlan-int1

10.1.1.1/24

Vlan-int4

30.1.1.2/24

Vlan-int4

30.1.1.1/24

Vlan-int3

40.1.1.1/24

Switch B

Loop0

2.2.2.9/32

Switch C

Loop0

3.3.3.9/32

Vlan-int1

10.1.1.2/24

Vlan-int2

20.1.1.2/24

Vlan-int2

20.1.1.1/24

Vlan-int3

40.1.1.2/24

Configuration procedure

1) Assign IP addresses and masks to interfaces (see

Figure 3-10

)