<p>When receiving packets addressed to a particular mobile terminal, a control apparatus transmits a paging notification packet to a paging area of the mobile terminal so as to acquire positional information of the mobile terminal and decide the destination of the packets to be forwarded, thereby realizing a paging control. The control apparatus comprises a paging area forming part having a plurality of algorithms for forming paging areas. The paging area forming part uses an algorithm designated by the mobile terminal to form the paging area of the mobile terminal.</p>
