00497nam a2200157Ia 45000010006000000050017000060080041000230200018000640820014000821000024000962450059001202500012001792600063001913000033002546500052002871238420261006004426.0120911s9999    xx            000 0 und d  a9780132381956  a004.6 STA  aStallings, William   aData and computer communications / William Stallings.   a8th ed.  aUpper Saddle River, N.J. : PeaRed Sporton Education, c2007  axvi, 834 p. : ill. ; 23 cm.   aData transmission systems   Computer networks