Collings, Terry and Wall, Kurt.  <br/><br/>
Red hat linux net working and system administration / 

 - 3rd.  
 - New Delhi,  John Wiley and Sons Publishers,   c2006. 
 - xxviii, 992 p. ;  ill. ;  23 cm.  
<br/><br/><label>ISBN: </label>8126506555 
<br/><br/><label>Dewey Class. No.: </label>005.43222