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Networking
Check Point FireWall
Frequently Asked Questions
Preface
How This Book Came to Be
What This Book Is and Is Not
Conventions
Acknowledgments
Chapter 1. Introduction to Firewalls
What Is a Firewall?
What a Firewall Cannot Do
An Overview of Firewall Security Technologies
What Kind of Firewall Is FireWall-1?
Do You Really Need FireWall-1?
More Information
Chapter 2. Planning Your FireWall-1 Installation
Network Topology
Developing a Site-Wide Security Policy
Fun with Check Point Licensing
Summary
Chapter 3. Installing FireWall-1
Selecting an Operating System
Installing the Operating System
Beginning the FireWall-1 Installation
Upgrading from FireWall-1 4.1
Summary
Chapter 4. Building Your Rulebase
The Management GUIs
The Rulebase Components
The Rulebase
Making Your First Rulebase
Frequently Asked Questions
Troubleshooting
Summary
Chapter 5. Logging and Alerting
SmartView Status
SmartView Tracker
Alerts
Log Maintenance
Summary
Chapter 6. Common Issues
Common Configuration Questions
Common Error Messages in the System Log
Service-Related Questions
Problems with Stateful Inspection of TCP Connections
Problems with FTP
Problems That Aren't the Firewall's Fault
Summary
Chapter 7. Remote Management
The Components
Secure Internal Communication
Special Remote Management Conditions
What You Can Do with Remote Management
Moving Management Modules
Highly Availabile Management Modules
Troubleshooting Remote Management Issues
Large-Scale Management Issues
Summary
Chapter 8. User Authentication
Passwords
How Users Authenticate
Setting Up Authentication
Setting Up User Authentication
Setting Up Session Authentication
Setting Up Client Authentication
Integrating External Authentication Servers
Clientless VPN
Frequently Asked Questions
Troubleshooting Authentication Problems
Summary
Sample Configurations
Chapter 9. Content Security
The Security Servers
The HTTP Security Server
The FTP Security Server
The SMTP Security Server
The TCP Security Server
General Questions about the Security Servers
Debugging the Security Servers
Summary
Sample Configurations
Chapter 10. Network Address Translation
Introduction to Address Translation
RFC1918 and Link-Local Addresses
How NAT Works in FireWall-1
Implementing NAT: A Step-by-Step Example
Limitations of NAT
Troubleshooting NAT with a Packet Sniffer
Summary
Sample Configurations
Chapter 11. Site-to-Site VPN
Introduction to a VPN
A Word about Licensing
FWZ, IPSec, and IKE
How to Configure Encryption
Frequently Asked Questions about VPNs in FireWall-1
Troubleshooting VPN Problems
Summary
Sample Configurations
Chapter 12. SecuRemote and SecureClient
Introduction to SecuRemote and SecureClient
A Word about Licensing
Configuring SecuRemote on FireWall-1
Office Mode
Microsoft L2TP Clients
High-Availability and Multiple Entry Point Configurations
Microsoft Networking and SecureClient
SecureClient Packaging Tool
Frequently Asked Questions
Troubleshooting
Summary
Sample Configurations
Chapter 13. High Availability
State Synchronization's Role in High Availability
Implementing High Availability
Frequently Asked Questions Regarding State Synchronization
Error Messages That Occur with ClusterXL or State Synchronization
Summary
Chapter 14. INSPECT
What Is INSPECT?
Basic INSPECT Syntax
How Your Rulebase Is Converted to INSPECT
Sample INSPECT Code
Summary
Appendix A. Securing Your Bastion Host
Securing Solaris
Securing Windows NT
Securing Windows 2000
Securing Linux
Appendix B. Sample Acceptable Usage Policy
Appendix C. 'firewall-1.conf' File for Use with OpenLDAP v1
Appendix D. 'firewall-1.schema' File for Use with OpenLDAP v2
Appendix E. Performance Tuning
Number of Entries Permitted in Tables
Memory Used for State Tables
Tweaks for Specific Operating Systems
Appendix F. Sample 'defaultfilter.pf' File
Appendix G. Other Resources
Internet Resources
Software
Appendix H. Further Reading
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