Book Image

DevOps for Networking

By : Steven Armstrong
Book Image

DevOps for Networking

By: Steven Armstrong

Overview of this book

Frustrated that your company’s network changes are still a manual set of activities that slow developers down? It doesn’t need to be that way any longer, as this book will help your company and network teams embrace DevOps and continuous delivery approaches, enabling them to automate all network functions. This book aims to show readers network automation processes they could implement in their organizations. It will teach you the fundamentals of DevOps in networking and how to improve DevOps processes and workflows by providing automation in your network. You will be exposed to various networking strategies that are stopping your organization from scaling new projects quickly. You will see how SDN and APIs are influencing DevOps transformations, which will in turn help you improve the scalability and efficiency of your organizations networks operations. You will also find out how to leverage various configuration management tools such as Ansible, to automate your network. The book will also look at containers and the impact they are having on networking as well as looking at how automation impacts network security in a software-defined network.
Table of Contents (19 chapters)
DevOps for Networking
Credits
About the Author
Acknowledgments
About the Reviewer
www.PacktPub.com
Preface
Index

Overview of containers


There has been a lot of hype about containers in the IT industry of late; you could be forgiven for thinking that containers alone will solve every application deployment problem possible. There have been a lot of marketing campaigns from vendors stating that implementing containers will make a business more agile or that they mean a business is implementing DevOps simply by deploying their applications in containers. This is undoubtedly the case if you listen to software vendors promoting their container technology or container orchestration software.

Containers are not a new concept, though. Far from it: Solaris 10 introduced the concept of Solaris Zones as far back as 2005, which allowed users to segregate the operating system into different components and run isolated processes. Modern technologies such as Docker or Rocket provide a container workflow that allows users to package and deploy containers.

However, like all infrastructure concepts, containers are simply...