Weaver, Randy Guide to tactical perimeter defense : becoming a security network specialist by Randy Weaver and Dawn Weaver - Australia ; Boston, Mass Thomson/Course Technology c2008 - xx, 586 p. : ill. ; 24 cm Includes bibliographical references and index ISBN: 9781428356306 ISSN: 2008301218 Subjects--Topical Terms: Computer networks - Security measures Dewey Class. No.: 005.8 WEA