A wireless device for use in an ad hoc network is provided. The wireless
device includes a transceiver, a global positioning system, and a
controller. The transceiver is capable of receiving positional
information from a plurality of remote users. The global positioning
system is capable of generating positional information regarding the
wireless device. The controller selects a first portion of the plurality
of remote users to be within a pro active region of the ad hoc network
based upon the positional information, and then maintains information on
the remote users selected to be within the pro active region.