Book Image

Mastering Palo Alto Networks - Second Edition

By : Tom Piens aka Piens aka 'reaper'
Book Image

Mastering Palo Alto Networks - Second Edition

By: Tom Piens aka Piens aka 'reaper'

Overview of this book

Palo Alto Networks’ integrated platform makes it easy to manage network and cloud security along with endpoint protection and a wide range of security services. This book is an end-to-end guide to configure firewalls and deploy them in your network infrastructure. You will see how to quickly set up, configure and understand the technology, and troubleshoot any issues that may occur. This book will serve as your go-to reference for everything from setting up to troubleshooting complex issues. You will learn your way around the web interface and command-line structure, understand how the technology works so you can confidently predict the expected behavior, and successfully troubleshoot any anomalies you may encounter. Finally, you will see how to deploy firewalls in a cloud environment, and special or unique considerations when setting them to protect resources. By the end of this book, for your configuration setup you will instinctively know how to approach challenges, find the resources you need, and solve most issues efficiently.
Table of Contents (18 chapters)
16
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17
Index

User-ID basics

In this section, we will learn how to set up the basics needed to identify users by preparing Active Directory and configuring the agent/agentless configuration to collect user-to-IP mappings. One universal truth is that for User-ID to work, the interface that receives connections from the users that need to be identified needs to have User-ID enabled in its zone, as you can see in the following screenshot:

Figure 6.1 – User-ID in a zone

Figure 6.1: User-ID in a zone

This setting needs to be active in local zones, or remote zones (such as VPNs) that receive user sessions, but should not be enabled for untrusted zones such as internet uplinks. In the include list, you can limit subnets to which User-ID is applied or exclude specific subnets by adding them to the exclude list.

We first need to prepare Active Directory before we can start the firewall configuration.

Preparing Active Directory and setting up the agents

One of the first steps we need to take is to enable audit...