Troubleshooting guide

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Contents i
Contents
Preface
Scope…1
Links to SecureKnowledge and Other Places…1
Who should use this Guide…1
How to obtain the latest version of this Guide…2
Feedback Please!…2
Summary of Contents…2
Chapter 1: Troubleshooting Overview
Troubleshooting Guidelines…3
InformationtoGather…3
Chapter 2: Troubleshooting Tools
fwinfo…6
VPN-1/FireWall-1 Control Commands…8
FireWall-1 Monitor Command…16
Debugging with INSPECT…19
More Information…20
Chapter 3: Troubleshooting Network Address Translation
Introduction…22
Resolving Common NAT Problems…22
Debugging NAT…28
More Information…28
Chapter 4: Troubleshooting Routers and Embedded Systems
Introduction…30
Management Server Architecture…30
VPN-1/FireWall-1 configuration for a Nortel (Bay Networks) BayRS router…31
VPN-1/FireWall-1 configuration for a Xylan switch…38
Debugging Routers and Embedded…39
More Information…40
Chapter 5: Troubleshooting Open Security Extension
Introduction…42
Nortel (Bay) Routers: Configuration and Problem Resolution…42
Cisco Routers: Problem Resolution and Debugging…44
Cisco Pix Firewall: Problem Resolution…45
3COM routers: Problem Resolution and Debugging…46
Microsoft RRAS (SteelHead) Routers: Problem Resolution and Debugging…47
More Information…47