Figure 34 IPv4 VRRPv2 packet format
Figure 35 IPv6 VRRPv2 packet format
0
3
7
Version
Type
Auth Type
Figure 36 IPv4/IPv6 VRRPv3 packet format
A VRRP packet comprises the following fields:
•
Version—Version number of the protocol, 2 for IPv4 VRRPv2 and 3 for other VRRP versions.
15
Virtual Rtr ID
Adver Int
IPv6 address 1
IPv6 address n
Authentication data 1
Authentication data 2
135
23
Priority
Count IPv6 Addrs
Checksum
31