Forouzan, Behrouza A. <br/><br/>
Data communications and networking /  
Behrouza A Forouzan and Sophia Chung Fegan. 
 - 4th ed. 
 - New Delhi :   McGraw Hill Education (India) Pvt. Ltd.,  2015. 
 - xxxiv, 1134 p. ;   25 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9780070634145 0070634149 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science<br/>Computer networks
<br/><br/><label>Dewey Class. No.: </label>004.6  / FOR