01502nam a2200253 a 4500 vtls000032241 KUKTEM 20251117145331.0 081113s2009 njua 001 0 eng 9780131672642 0131672649 201107132115 VLOAD 200908141600 VLOAD 200908141532 VLOAD 200908132053 VLOAD 200811131121 shah UMP TK5105.5 .D86 2009 Dumas, M. Barry. Principles of computer networks and communications / M. Barry Dumas, Morris Schwartz. Upper Saddle River, NJ : Pearson Prentice Hall, c2009. xxix, 519 p. : ill. ; 27 cm. Includes index. The modern signal carriers : electricity, light, media, and impairments -- Signal fundamentals -- Encoding : representing information -- Error control -- Communications connections -- Digital communication techniques -- Comprehending networks -- Local area networks -- Circuit switching, the telcos, and alternatives -- Packet switched wide area networks -- Internetworking and the Internet -- TCP/IP, associated Internet protocols, and routing -- Wireless networks -- Network security -- Network management -- Planning, designing, and implementing a network -- The future of network communications. Computer networks. Schwartz, Morris (L. Morris) 0 0 0 0 20000 20000 2019-09-04 492.80 0 TK5105.5 .D86 2009 0000035530 2019-09-04 00:00:00 1 492.80 2019-09-04 OPEN VIRTUA40 44101 44107 VTLSSORT0080*0200*0201*0400*0900*1000*2450*2600*3000*5000*5050*6500*7000*9991