3.2.d Describe IPv6 multicast

3.2.d [i] IPv6 multicast addresses

IPv6 multicast addresses IPv4 multicast addresses are defined by the leading address bits of 1110, originating from the classful network design of the early Internet when this group of addresses was designated as Class D. The Classless Inter-Domain Routing (CIDR) prefix of this group is 224.0.0.0/ 4. The group includes the addresses from 224.0.0.0 to 239.255.255.255. Multicast addresses in IPv6 have the prefix FF00::/ 8. IPv6 multicast addresses are generally formed from four bit groups, outlined as follows:
v6 multicats

Adam, Paul (2014-07-12). All-in-One CCIE V5 Written Exam Guide (Kindle Locations 2576-2581).  . Kindle Edition.

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