Routing system for establishing optimal route in wireless personal area network (WPAN) and method thereof

摘要

A system of routing and a routing method in a mobile communication system having a plurality of nodes including a destination node and a source node which intends to establish a route to the destination node wherein at least one node does not store a routing table. The method includes storing information on an intermediate node which relays a route request message using information included in the received route request message, and sending the route request message to neighbor nodes A reply message in response to the received route request message is forwarded to the node which requests the route setup by using stored information.