This lesson provides a brief overview of the three categories of IPv6 address types.

  • Unicast - One node communicates with only one other node
  • Multicast - One node sends traffic to multiple nodes simultaneously
  • Anycast - One node communicates with the nearest node in a group
  • *No broadcast


Unicast is for communication between a single node and another single node - this is often called "one to one" communication. This type of address is only assigned to a single interface.

Unicast is used for many things including:

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