Data communications and computer networks are becoming increasingly more important ‎- today‎'‎s business world could not function without either‎.‎ ‎"‎Data communications and computer networks‎"‎ offers a balance between technical and practical aspects of data communication‎.‎ Business managers‎,‎ computer programmers‎,‎ system designers‎,‎ and home computer users alike need a through understanding of the basic features‎,‎ operations‎,‎ and limitations of different types of computer networks‎.‎ ‎"‎Data communications and computer networks‎"‎ introduces concepts that help the reader achieve an in‎-depth understanding of the often complex topic of data communications and computer networks by balancing the more technical aspects and the everyday practical aspects‎.‎ The sixth edition retains many of the elements that made the fifth edition so popular‎,‎ including readability and coverage of the most current technologies‎.‎ This book offers full coverage of wireless technologies‎,‎ industry convergence‎,‎ compression techniques‎,‎ network security‎,‎ lan technologies‎,‎ voip‎,‎ and expanded coverage of error detection and correction‎.‎