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H3C Technologies H3C MSR 50 User Manual

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# Enable Router B to send RA messages, so that Host A can learns the default gateway address.

[RouterB-Ethernet1/1] undo ipv6 nd ra halt

3.

Verify the configuration:
After the configuration, Host B can be pinged successfully on Host A. To verify your configuration,
use the display vrrp ipv6 verbose command.
# Display the detailed information about VRRP group 1 on Router A.

[RouterA-Ethernet1/1] display vrrp ipv6 verbose

IPv6 Standby Information:

Run Mode : Standard

Run Method : Virtual MAC

Total number of virtual routers : 1

Interface Ethernet1/1

VRID : 1 Adver Timer : 100

Admin Status : Up State : Master

Config Pri : 110 Running Pri : 110

Preempt Mode : Yes Delay Time : 5

Auth Type : None

Virtual IP : FE80::10

1::10

Virtual MAC : 0000-5e00-0201

Master IP : FE80::1

# Display the detailed information about VRRP group 1 on Router B.

[RouterB-Ethernet1/1] display vrrp ipv6 verbose

IPv6 Standby Information:

Run Mode : Standard

Run Method : Virtual MAC

Total number of virtual routers : 1

Interface Ethernet1/1

VRID : 1 Adver Timer : 100

Admin Status : Up State : Backup

Config Pri : 100 Running Pri : 100

Preempt Mode : Yes Delay Time : 5

Become Master : 4200ms left

Auth Type : None

Virtual IP : FE80::10

1::10

Master IP : FE80::1

The output shows that in VRRP group 1 Router A is the master, Router B is the backup and packets
sent from Host A to Host B are forwarded by Router A.
When Router A fails, you can still ping Router B successfully on Host A. To view the detailed
information about the VRRP group on Router B, use the display vrrp ipv6 verbose command.
# When Router A fails, display the detailed information about VRRP group 1 on Router B.

[RouterB-Ethernet1/1] display vrrp ipv6 verbose

IPv6 Standby Information:

Run Mode : Standard

Run Method : Virtual MAC

Total number of virtual routers : 1

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