IPv6 stateful DHCP does not supply the default router for a specific network to the IPv6 client. What protocol is used to obtain this information?

A) ICMPv6
B) RDP
C) RIPng
D) NDP

D
Explanation: D) IPv6 stateful DHCP clients still obtain a lot of information from the stateless DHCP (for IPv6 ) server; however, the default router is not one of these pieces. This piece is provided by the Neighbor Discovery Protocol (NDP) from advertisements (RA) from the local routers.