A packet sent to a unicast address is delivered to the interface identified by that address.įor the Unicast IPv6 Addresses, there are many types: Global unicast addresses, Link local addresses etc. In general, there are three types of IPv6 address: Unicast IPv6 Addresses, Multicast IPv6 Addresses and Anycast IPv6 Addresses.Īn unicast address identifies a single interface within the scope of the type of unicast address.