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Unformatted text preview: the basic formats for the types of IPv6 addresses (unicast, anycast, and multicast). 2. IPv6 Addressing IPv6 addresses are 128-bit identifiers for interfaces and
sets of interfaces (where "interface" is as defined in Section 2 of
[IPV6]). There are three types of addresses: Unicast:
sent to a An identifier for a single interface. A packet unicast address is delivered to the interface
identified by that address. Hinden
[Page 2] Standards Track RFC 4291
February 2006 IPv6 Addressing Architecture Anycast: An identifier for a set of interfaces (typically belonging to different nodes).
an A packet sent to anycast address is delivered to one of the
interfaces identified by that address (the "nearest" one,
according to the routing protocols' measure of distance). Multicast: An identifier for a set of interfaces (typically belonging to different nodes).
a A packet sent to multicast address is delivered to all interfaces identified by that address. There are no broadcast addr...
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- Fall '13