| 主权项 |
1. A packet processing method in a network comprising a plurality of terminals, the method comprising:
transmitting, from a first terminal, a location information request message to at least one reference point terminal; receiving location information of the reference point terminal; generating location information of the first terminal based on the location information of the reference point terminal; generating, at the first terminal, a packet including a geographical address; and transmitting, from the first terminal, the packet to a destination, wherein the geographical address includes a location information field having location information of the first terminal, and a range field indicating whether the destination is a single destination representing that the destination is a target terminal or an area destination representing the destination is a target area, and having range information of the target area in the case that the destination is the area destination and wherein the transmitting of the location information request message comprises
transmitting the location information request message to neighboring nodes of the first terminal within one-hop range from the first terminal,determining whether a reply message to the location information request message is received within a certain time, andtransmitting the location information request message to the neighboring nodes of the first terminal within two-hop range from the first terminal. |
