Firewalls. Практическое применение межсетевых экранов

Annotation Practical Firewalls will enable the beginning to intermediate network administrator to get a thorough understanding of all of the basic concepts involved in creating and maintaining a firewall. This book will present the information in a manner so that the user does not need a large background in the networking field. It will provide "real world" methods, problems and solutions of value to the user. The reader will go away with a good understanding of: -- Firewall Security Policies-- Firewall Design Strategies-- Hardware specifications/requirements/variations-- Software/Firewall tools-- VPN and Tunneling-- Monitoring and Auditing Techniques-- IP Chains Provides solutions for firewall problems network administrators face. Material is written with end-users in mind, offering a plain language introduction to complex technologies such as packet filtering and application proxies. Gives instructions for commonly used commands and utilities, explains concepts related to firewalls, and walks through several popular commercial products. Contains sections on understanding firewalls and Internet security, encryption and secure communication on the Internet, and firewall installation and configuration. The author is a consultant in the private sector. Annotation c. Book News, Inc., Portland, OR (booknews.com) "Practical Firewalls" can enable the beginning to intermediate network administrator to get a thorough understanding of the basic concepts involved in creating and maintaining a firewall. It presents information in a manner so users do not need large backgrounds in the networking field.