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 Manager deployment consideration


Due to the critical role NSX plays in a vSphere environment, it is extremely important to know and implement NSX management, control plane and data plane features. NSX management is NSX Manager, which provides a single point for configuring all NSX features and in addition we can leverage REST-API calls for deployment, configuration, and other tasks. So let's talk about communication channels from the management plane to other components.

The communication path

The following list shows the communication path between NSX Manager and various components:

  • NSX Manager to VCenter Server: Communication between manager and VC is via vSphere API

  • NSX Manager to Controllers: Communication between manager and controllers is via HTTPs

  • NSX Manager to ESXi hosts: Communication between manager and underlying ESXi hosts would be via message bus.

Network and port requirements

NSX Manager virtual machines being part of the management plane, typically the NSX Manager and vCenter...