Akin, Thomas. <br/><br/>
Hardening Cisco routers  
Thomas Akin. 
 - Beijing ;  Sebastopol :  O'Reilly,  c2002. 
 - xiii, 173 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0596001665 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Routers (Computer networks)<br/>Computer networks--Security measures.
<br/><br/><label>Dewey Class. No.: </label>005.8