000			00722nam a2200145Ia 4500
008			120911s9999 xx 000 0 und d
020			_a020142293X (alk. paper)
082			_a004.6 HAL
100			_aHalsall, Fred.
245			_aData communications, computer networks, and open systems / Fred Halsall.
260			_aWokingham, England ; Reading, Mass. : Addison-Wesley Pub. Co., c1996.
300			_axvi, 907 p. : ill. ; 25 cm.
650			_aData transmission systems. Computer networks. Local area networks (Computer networks) Computer network protocols.
999			_c21490 _d21490
952			_w2012-09-11 _p11492 _r2012-09-11 _40 _00 _bNU _10 _o004.6 HAL _d2012-09-11 _70 _yOS _aNU