In some embodiments, the present invention is directed to a first mote, at least including: a first-mote directional antenna; wherein the first-mote directional antenna comprises a plurality of first antennas elements; ad hoc programmed computer processor which is configured to perform at least causing to establish a first communication link between the first mote and a second mote, based on a first direction; where the first direction corresponds to a first state of the plurality of first antennas elements; monitoring, in real time, the initial communication link data; determining, based on the initial communication link data, a second; selectively varying an antenna property operatively associated with the plurality of first antennas elements to establish a second state, corresponding to the second direction, and causing to establish a second communication link between the first mote and the second mote, based on the second state.