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DevOps for Networking

You're reading from   DevOps for Networking Bringing Network Automation into DevOps culture

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Product type Paperback
Published in Oct 2016
Publisher
ISBN-13 9781786464859
Length 364 pages
Edition 1st Edition
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Author (1):
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Steven Armstrong Steven Armstrong
Author Profile Icon Steven Armstrong
Steven Armstrong
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Table of Contents (13) Chapters Close

Preface 1. The Impact of Cloud on Networking 2. The Emergence of Software-defined Networking FREE CHAPTER 3. Bringing DevOps to Network Operations 4. Configuring Network Devices Using Ansible 5. Orchestrating Load Balancers Using Ansible 6. Orchestrating SDN Controllers Using Ansible 7. Using Continuous Integration Builds for Network Configuration 8. Testing Network Changes 9. Using Continuous Delivery Pipelines to Deploy Network Changes 10. The Impact of Containers on Networking 11. Securing the Network Index

Initiating a change in behavior

The networking OSI model contains seven layers, but it is widely suggested that the OSI model has an additional eighth layer named the user layer, which governs how end users integrate and interact with the network. People are undoubtedly a harder beast to master and manage than technology, so there is no one size fits all solution to the vast amount of people issues that exist. The seven layers of OSI are shown in the following image:

Initiating a change in behavior

Initiating cultural change and changes in behavior is the most difficult task an organization will face, and it won’t occur overnight. To change behavior there must first be obvious business benefits. It is important to first outline the benefits that these cultural changes will bring to an organization, which will enable managers or change agents to make business justifications to implement the required changes.

Cultural change and dealing with people and processes is notoriously hard, so divorcing the tools and dealing...

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