What is the IPv6 address FF02::2 used for?

A.
all routers in a local segment

B.
all routers in an autonomous system

C.
all hosts in a local segment

D.
all hosts in a particular multicast group

Explanation:

To identify all nodes for the node-local and link-local scopes, the following multicast
addresses are defined:
• FF01::1 (node-local scope all-nodes address)
• FF02::1 (link-local scope all-nodes address)
To identify all routers for the node-local, link-local, and site-local scopes, the following
multicast addresses are defined:
• FF01::2 (node-local scope all-routers address)
• FF02::2 (link-local scope all-routers address)
• FF05::2 (site-local scope all-routers address)
http://technet2.microsoft.com/windowsserver/en/library/8c07faf2-35b3-4f2a-920fd61ad76581ad1033.mspx?mfr=true