00491nam a2200157Ia 4500008004100000020001500041082001500056100002400071245007200095250000800167260004200175300002600217500001900243600002100262650005000283240925s9999    xx            000 0 und d  a8178084449  a004.62 COM  aComer ,Douglas   E. 0aInternetworking with TCP/IP principles,protocoles,and architectures  a4th  aSingapore:bPearson educationc,2004.  ax,554p.bNAfOriginal  aIncludes Index  aComputer Science  aComputer science, information & general works