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
About the Author
About the Reviewer

Why would organizations need software-defined networking?

Any good enterprise networks should be built with the following goals in mind:

  • Performance

  • Scalability

  • Redundancy

The network, first and foremost, needs to be performant to meet customer needs. Customers can be end users in the data center or end users of the application in the public domain. With Continuous Delivery and deployment, if networking blocks a developer in a test environment, it is hampering a potential feature or bug fix reaching production, so it is not acceptable to have sub-standard pre-production networks and they should be designed as scaled-down functional replicas of production.

Scalability focuses on the ability to scale out the network to support company growth and demand. As more applications are added, how does the network horizontally scale? Is it cost effective? Can it easily be adapted to cater for new services such as third-party VPN access or point-to-point network integration? All these points need to be...