Dumas, M. Barry. <br/><br/>
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. 
<br/><br/> Includes index. 
<br/><br/>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. 
<br/><br/><label>ISBN: </label>0131672649 9780131672642 0137142293 9780137142293 
<br/><br/><label>LCCN: </label>2007042135 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer networks.
<br/><br/><label>LC Class. No.: </label>TK5105.5  / .D8925 2009 
<br/><br/><label>Dewey Class. No.: </label>004.6