Final answer:
DVMRP is the multicast distance vector routing protocol based on RIP, which is used to forward multicast traffic in a network.
Step-by-step explanation:
(Distance Vector Multicast Routing Protocol) is an implementation of multicast distance vector routing. It is a source-based routing protocol that is based on RIP (Routing Information Protocol). Unlike OSPF (Open Shortest Path First) and PIM (Protocol Independent Multicast) which can operate in dense-mode (DM) as PIM-DM or sparse-mode (PIM-SM), DVMRP uses its own algorithms to create a multicast routing table and forwards multicast traffic from a source to multiple destinations in a network. It is particularly used in scenarios where multicast traffic needs to be distributed efficiently to a group of endpoints.