00478nam 2269522 450000100060000000300230000600500090002900800410003808200100007907200240008902000180011310000240013126000180015525000060017324500220017965000240020165000380022565000230026369522StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a004.6 aTHE DATA LINK LAYER a0-13-038488-7 aAndrew S. Tanenbaum bPH PTR c2003 a4 aComputer Networks aTHE DATA LINK LAYER aTHE MEDIUM ACCESS CONTROL SUBAYER aTHE PHYSICAL LAYER