Sreekanth P V <br/><br/>
Digital transmission hierarchies and networks  : PDH SDH and OTH 

 - Hyderabad  Universities Press  2013 
 - xxviii,532p 
<br/><br/><label>ISBN: </label>9788173716997 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SDH<br/>OTH<br/>networks:PDH
<br/><br/><label>Dewey Class. No.: </label>621.382 SRED