00494nam a2200181Ia 4500003000500000008004100005020001800046040001900064082000700083100001800090245006000108246005800168250000600226260005000232300001000282365000800292546001200300STCL230729s9999    xx            000 0 und d  a9788120310414  aSTCLcSTCLbEN  222  aBlack, Uyless 0aComputer networks: protocols, standards, and interfaces  aComputer networks: protocols standards and interfaces  a2  bPHI Learning Private LimitedaNew Delhic2011  a436 p  b295  aEnglish