000			00505 a2200181 4500
005			20230607132930.0
050			_aTK5105 _bHal.
100			_aHalsall, Fred.
245			_aData communications, computer networks and open systems / _cFred Halsall.
501			_a6844
650			_aData transmission systems.
650			_aComputer networks.
650			_aLocal area network.
650			_aComputer network protocols.
250			_a4th ed.
260			_bAddison-Wesley _c1996.
942			_cBK _oTK5105 Hal.
999			_c3194 _d3194