Oracle VRRP implementation provides an intermediate version v2-v3 to support migration from VRRP version 2 with IPv4 capability to VRRP version 3 with IPv4 and IPv6 capability. This version is an intermediate version used only during the transition phase from v2 to v3. This version is not a permanent version or a solution. The following section provides an example of migration from version 2 to version 3.