It will, however, be evident that additions, subtractions, deletions, and other modifications and changes may be made thereunto without departing from the broader spirit and scope of the invention as set forth in the claims.BIBLIOGRAPHY(1) Postel, J. (1980): ???RFC 768: User Datagram Protocol???, Internet Engineering Task Force, August 28.(2) Postel, J. (1981): ???RFC 793: Transmission Control Pro