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Securing Remote Access in Palo Alto Networks

You're reading from   Securing Remote Access in Palo Alto Networks Practical techniques to enable and protect remote users, improve your security posture, and troubleshoot next-generation firewalls

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Product type Paperback
Published in Jul 2021
Publisher Packt
ISBN-13 9781801077446
Length 336 pages
Edition 1st Edition
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Author (1):
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Tom Piens Aka 'Reaper' Tom Piens Aka 'Reaper'
Author Profile Icon Tom Piens Aka 'Reaper'
Tom Piens Aka 'Reaper'
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Table of Contents (11) Chapters Close

Preface 1. Section 1: Leveraging the Cloud and Enabling Remote Access
2. Chapter 1: Centralizing Logs FREE CHAPTER 3. Chapter 2: Configuring Advanced GlobalProtect Features 4. Chapter 3: Setting up Site-to-Site VPNs and Large-Scale VPNs 5. Chapter 4: Configuring Prisma Access 6. Section 2: Tools, Troubleshooting, and Best Practices
7. Chapter 5: Enabling Features to Improve Your Security Posture 8. Chapter 6: Anti-Phishing with User Credential Detection 9. Chapter 7: Practical Troubleshooting and Best Practices Tools 10. Other Books You May Enjoy

Configuring the remote firewalls

Once Prisma Access has been fully configured, the remote firewalls still need to be configured so that they can connect to Prisma to establish the virtual network.

In the Configuring the service connections section earlier in this chapter, I set the remote peer to dynamic and behind a NAT device. The corresponding configuration on the remote firewall should look similar to what's shown in the following screenshot. While setting up your environment, set the configuration so that it reflects the actual situation in your deployment (that is, it will be likely that an actual data centre or HQ location will have a static IP and will not be behind a NAT device; these settings were set purely for demonstration purposes):

Figure 4.34 – Configuring the HQ firewall IKE gateway

The next step is to create an IPSec tunnel so that the firewall can establish the service connection. Make sure that you add all the relevant...

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