Is-is address format, Bfd for is-is configuration example – H3C Technologies H3C S12500-X Series Switches User Manual

Page 182

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168

Restart phase: Finish

Restart t1: 3, count 10; Restart t2: 60; Restart t3: 300

SA Bit: supported

Level-1 restart information

---------------------------

Total number of interfaces: 1

Number of waiting LSPs: 0

Level-2 restart information

---------------------------

Total number of interfaces: 1

Number of waiting LSPs: 0

296B

BFD for IS-IS configuration example

569B

Network requirements

As shown in

1050H

Figure 44

, run IS-IS on Switch A, Switch B and Switch C so that can reach each other

at the network layer.

After the link over which Switch A and Switch B communicate through the Layer-2 switch fails, BFD
can quickly detect the failure and notify IS-IS of the failure. Switch A and Switch B then communicate

through Switch C.

Figure 44 Network diagram

Device

Interface

IP address

Device

Interface

IP address

Switch A

Vlan-int10

10.1.0.102/24

Switch B

Vlan-int10 10.1.0.100/24

Vlan-int11

11.1.1.1/24

Vlan-int13 13.1.1.1/24

Switch

C

Vlan-int11

11.1.1.2/24

Vlan-int13

13.1.1.2/24

570B

Configuration procedure

1.

Configure IP addresses for interfaces. (Details not shown.)

2.

Configure basic IS-IS:
# Configure Switch A.

<SwitchA> system-view

[SwitchA] isis

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