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Network Security Principles and Practices by Saadat Malik

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Troubleshooting PIX Firewalls

Because PIX Firewalls are often placed at a network's periphery, their malfunctioning can have a detrimental effect on the whole network. Therefore, it is very important to have a good understanding of the PIX troubleshooting tools available and how they can be used. Various tools and techniques can be used to troubleshoot PIX functionality. We will go through some of them in this section. In addition, we will discuss some of the common PIX issues and see what their resolutions are.

Root Causing PIX-Related Problems

Because PIX often is the gateway to the Internet for the network, it is normally blamed for problems that occur when a user cannot access the Internet. Although the PIX might be the problem in these situations, ...

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