Kaeo, Merike. Designing network security : a practical guide to creating a secure network infrastructure / by Merike Kaeo. - 2nd ed. - Indianapolis : Cisco Press, c2004. - xxiii, 745 p. Includes bibliographical references and index. ISBN: 1587051176 : Subjects--Topical Terms: Computer networks--security measures.Computer security.Internet--security measures. LC Class. No.: TK5105.59 / .K34