H3C Technologies H3C MSR 5600 - Manual (Page 49)

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[RouterB-Ethernet1/1] quit
# Create track entry 1 to monitor the upstream link status of Ethernet 1/2. When the upstream link
fails, the track entry transits to Negative.
[RouterB] track 1 interface ethernet 1/2
# Configure the VFs in VRRP group 1 to monitor track entry 1, and decrease their weights by 250
when the track entry transits to Negative.
[RouterB] interface ethernet 1/1
[RouterB-Ethernet1/1] vrrp ipv6 vrid 1 weight track 1 reduced 250
3. Configure Router C:
# Configure VRRP to operate in load balancing mode.
system-view
[RouterC] vrrp ipv6 mode load-balance
# Create VRRP group 1 and set its virtual IPv6 addresses to FE80::10 and 1::10.
[RouterC] interface ethernet 1/1
[RouterC-Ethernet1/1] ipv6 address fe80::3 link-local
[RouterC-Ethernet1/1] ipv6 address 1::3 64
[RouterC-Ethernet1/1] vrrp ipv6 vrid 1 virtual-ip fe80::10 link-local
[RouterC-Ethernet1/1] vrrp ipv6 vrid 1 virtual-ip 1::10
# Configure Router C to operate in preemptive mode and set the preemption delay to 5 seconds.
[RouterC-Ethernet1/1] vrrp ipv6 vrid 1 preempt-mode delay 5
# Enable Router C to send RA messages, so hosts on subnet 1::/64 can learn the default gateway
address.
[RouterC-Ethernet1/1] undo ipv6 nd ra halt
[RouterC-Ethernet1/1] quit
# Create track entry 1 to monitor the upstream link status of Ethernet 1/2. When the upstream link
fails, the traffic entry transits to Negative.
[RouterC] track 1 interface ethernet 1/2
# Configure the VFs in VRRP group 1 to monitor track entry 1, and decrease their weights by 250
when the track entry transits to Negative.
[RouterC] interface ethernet 1/1
[RouterC-Ethernet1/1] vrrp ipv6 vrid 1 weight track 1 reduced 250
4. Verify the configuration:
# Verify that Host A can ping the external network. (Details not shown.)
# Display detailed information about VRRP group 1 on Router A.
[RouterA-Ethernet1/1] display vrrp ipv6 verbose
IPv6 Virtual Router Information:
Running Mode : Load Balance
Total number of virtual routers : 1
Interface Ethernet1/1
VRID : 1 Adver Timer : 100
Admin Status : Up State : Master
Config Pri : 120 Running Pri : 120
Preempt Mode : Yes Delay Time : 5
Auth Type : None
Virtual IP : FE80::10
1::10