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

The upgrade process

When you start the upgrade process, quickly recheck each of the preceding eight steps and reach out to your stakeholders to let them know that the maintenance window is about to start, and to wait for your signal to test whether all the applications and processes are running smoothly. Do this well in time so that they have time to shut down any processes that do not handle interruptions too well.

The first step is to upgrade Panorama.

Upgrading a single Panorama instance

While upgrading Panorama introduces the least risks in terms of network impact, as it doesn’t process sessions, a standalone Panorama instance does require an appropriate amount of precaution as a failed upgrade could introduce some difficulties with managing the firewalls. Be extra sure that an up-to-date configuration save is stored in a secure location, then follow these steps:

  1. If any configuration changes have not been committed, review and save them, then collect...