Red Hat Linux Firewalls

* Everything readers need to construct firewalls that protect computer networks from attacks and intrusions
* Covers the migration from ipchains and how to mange iptable log files
* Reviews the customization of firewalls, the Red Hat firewall tool, the firewall setup, and advanced firewall features
* Includes numerous examples of firewalls and firewall administration techniques that work on Red Hat Linux systems
* Explains how to cost-justify, implement, test, and operate packet filtering firewalls constructed using Red Hat Linux
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Linux Solutions from the Experts at Red Hat
Red Hat-the world's leading Linux company-presents a series of unrivaled guides that are reviewed and approved by the experts at Red Hat. Each book is packed with invaluable tips and techniques that are ideal for everyone from beginning to advanced network and systems professionals, as well as home and small businesses

Table of Contents

Foreword.

Preface.

Acknowledgments.

Part I: The Network Security Context.

Chapter 1: What’s a Firewall?

Chapter 2: TCP/IP Quick Start.

Chapter 3: Threats and Principles of Defense.

Chapter 4: Internet Services.

Part II: Firewall Design and Implementation.

Chapter 5: Firewall Architecture.

Chapter 6: Firewall Design.

Chapter 7: IPChains Firewalls.

Chapter 8: The IPTables Facility.

Chapter 9: IPTables Firewall Implementation.

Chapter 10: Advanced IPTables Firewall Implementation.

Part III: Firewall Operation.

Chapter 11: Bastion Host Implementation.

Chapter 12: Testing and Troubleshooting a Firewall.

Chapter 13: Administering a Firewall.

Glossary.

Appendix A: Firewall and Security Web Sites.

Appendix B: Protocol Numbers.

Appendix C: Ports and Services.

Appendix D: ICMP Types and Codes.

Appendix E: Sample Firewall Scripts.

Appendix F: Virtual Private Networks (VPNs).

Index.