HP 4800G Series Configuration Manual page 1475

[SwitchB-Vlan-interface2] ipv6 address fe80::2 link-local
[SwitchB-Vlan-interface2] ipv6 address 1::2 64
# Create a VRRP group 1 and set its virtual IPv6 addresses to FE80::10 and 1::10.
[SwitchB-Vlan-interface2] vrrp ipv6 vrid 1 virtual-ip fe80::10 link-local
[SwitchB-Vlan-interface2] vrrp ipv6 vrid 1 virtual-ip 1::10
# Configure Switch B to work in the preemptive mode, with the preemption delay set to 5 seconds.
[SwitchB-Vlan-interface2] vrrp ipv6 vrid 1 preempt-mode timer delay 5
# Enable Switch B to send RA messages.
[SwitchB-Vlan-interface2] undo ipv6 nd ra halt
3) Verify the configuration
After the configuration, Host B can be pinged through on Host A. You can use the display vrrp ipv6
verbose command to verify the configuration.
# Display detailed information of VRRP group 1 on Switch A.
[SwitchA-Vlan-interface2] display vrrp ipv6 verbose
IPv6 Standby Information:
Run Method : VIRTUAL-MAC
Total number of virtual routers: 1
Interface : Vlan-interface2
VRID : 1
Admin Status : UP
Config Pri : 110
Preempt Mode : YES
Auth Type : NONE
Virtual IP : FE80::10
1::10
Virtual MAC : 0000-5e00-0201
Master IP : FE80::1
# Display detailed information of VRRP group 1 on Switch B.
[SwitchB-Vlan-interface2] display vrrp ipv6 verbose
IPv6 Standby Information:
Run Method : VIRTUAL-MAC
Total number of virtual routers: 1
Interface : Vlan-interface2
VRID : 1
Admin Status : UP
Config Pri : 100
Preempt Mode : YES
Auth Type : NONE
Virtual IP : FE80::10
1::10
Master IP : FE80::1
The above information indicates that in VRRP group 1 Switch A is the master, Switch B is the backup
and packets sent from Host A to Host B are forwarded by Switch A.
If Switch A fails, you can still ping through Host B on Host A. You can use the display vrrp ipv6
verbose command to view the detailed information of the VRRP group on Switch B.
Adver. Timer : 100
State : Master
Run Pri : 110
Delay Time : 5
Adver. Timer : 100
State : Backup
Run Pri : 100
Delay Time : 5
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