Held, Gilbert,  1943- <br/><br/>
Virtual private networking  a construction, operation and utilization guide /  [electronic resource] : 
Gilbert Held. 
 - Chichester :  John Wiley,  c2004. 
 - xvi, 290 p. :  ill. 
<br/><br/> Includes index. 
<br/><br/><br/>Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Extranets (Computer networks)<br/>Computer networks--Security measures.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>TK5105.875.E87  / H45 2004 
<br/><br/><label>Dewey Class. No.: </label>004.678