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Configuring bfd for ospfv3, Network requirements, Configuration procedure – H3C Technologies H3C SR8800 User Manual

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[RouterC-GigabitEthernet 3/1/1] quit

3.

Verify the configuration;
# After all routers function properly, perform a master/backup switchover on Router A to trigger a
OSPFv3 GR operation.

Configuring BFD for OSPFv3

Network requirements

As shown in

Figure 113

:

Configure OSPFv3 on Router A, Router B and Router C and configure BFD over the link Router
A<—>L2 Switch<—>Router B.

After the link Router A<—>L2 Switch<—>Router B fails, BFD can quickly detect the failure and
notify OSPFv3 of the failure. Then Router A and Router B communicate through Router C.

Figure 113 Network diagram

Device Interface IPv6

address

Device

Interface

IPv6 address

Router A

GE3/1/1

2001::1/64

Router B

GE3/1/1 2001::2/64

GE3/1/2

2001:2::1/64

GE3/1/2

2001:3::2/64

Router C

GE3/1/1

2001:2::2/64

GE3/1/2

2001:3::1/64

Configuration procedure

1.

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

2.

Configure OSPF basic functions:
# Configure Router A. Enable OSPFv3 and configure the router ID as 1.1.1.1.

system-view

[RouterA] ipv6

[RouterA] ospfv3 1

[RouterA-ospfv3-1] router-id 1.1.1.1

[RouterA-ospfv3-1] quit

[RouterA] interface GigabitEthernet 3/1/1

[RouterA-GigabitEthernet3/1/1] ospfv3 1 area 0

[RouterA-GigabitEthernet3/1/1] quit

[RouterA] interface GigabitEthernet 3/1/2

[RouterA-GigabitEthernet3/1/2] ospfv3 1 area 0

Router A

Router B

BFD

L 2 Switch

Area 0

Router C

2001:4 ::0/ 64

2001:1 ::0/ 64

GE3/1/1

GE3/1/2

GE3/1/1

GE3/1/2

GE3/1/2

GE3/1/1