Book Image

VMware NSX Network Essentials

By : sreejith c
Book Image

VMware NSX Network Essentials

By: sreejith c

Overview of this book

VMware NSX is at the forefront of the software-defined networking revolution. It makes it even easier for organizations to unlock the full benefits of a software-defined data center – scalability, flexibility – while adding in vital security and automation features to keep any sysadmin happy. Software alone won’t power your business – with NSX you can use it more effectively than ever before, optimizing your resources and reducing costs. Getting started should be easy – this guide makes sure it is. It takes you through the core components of NSX, demonstrating how to set it up, customize it within your current network architecture. You’ll learn the principles of effective design, as well as some things you may need to take into consideration when you’re creating your virtual networks. We’ll also show you how to construct and maintain virtual networks, and how to deal with any tricky situations and failures. By the end, you’ll be confident you can deliver, scale and secure an exemplary virtualized network with NSX.
Table of Contents (15 chapters)
VMware NSX Network Essentials
Credits
Foreword
About the Author
About the Reviewer
www.PacktPub.com
Preface

NSX upgrade checklist and planning order


It is always better to stop something from happening in the first instance than spend time repairing the damage after it has happened. Every product upgrade should follow a step-by-step process with proper planning, and an NSX upgrade is no exception. The following steps are the proper order that needs to be followed while planning to upgrade the NSX environment:

  1. Upgrade NSX Manager

  2. Upgrade NSX Controllers

  3. Upgrade ESXi cluster prepared by NSX

  4. Upgrade Distributed Logical Router and Edge service gateway

  5. Upgrade data security and guest introspection services

First and foremost, we need to ensure the following pre-checks are met before doing any upgrade.

The following is an NSX pre-upgrade checklist:

  • Take backup for NSX Manager. In a cross-VC NSX environment, we need to take backup from all the NSX Managers and complete the following process for all NSX Managers.

  • Take a snapshot of all NSX Managers. This is only for additional protection in case normal backups...