Norris, Mark. Designing the total area network : intranets, VPN's and enterprise networks explained / Mark Norris, Steve Pretty. - Chichester ; John Wiley, 2000. - x, 334 p. : - Wiley-BT series . ISBN: 0471851957 Subjects--Topical Terms: Wide area networks (computer networks). Dewey Class. No.: 004.67 N795 De