Book Image

Network Automation Cookbook

By : Karim Okasha
Book Image

Network Automation Cookbook

By: Karim Okasha

Overview of this book

Network Automation Cookbook is designed to help system administrators, network engineers, and infrastructure automation engineers to centrally manage switches, routers, and other devices in their organization's network. This book will help you gain hands-on experience in automating enterprise networks and take you through core network automation techniques using the latest version of Ansible and Python. With the help of practical recipes, you'll learn how to build a network infrastructure that can be easily managed and updated as it scales through a large number of devices. You'll also cover topics related to security automation and get to grips with essential techniques to maintain network robustness. As you make progress, the book will show you how to automate networks on public cloud providers such as AWS, Google Cloud Platform, and Azure. Finally, you will get up and running with Ansible 2.9 and discover troubleshooting techniques and network automation best practices. By the end of this book, you'll be able to use Ansible to automate modern network devices and integrate third-party tools such as NAPALM, NetBox, and Batfish easily to build robust network automation solutions.
Table of Contents (15 chapters)

Configuring VLANs on Arista devices

In this recipe, we will outline how to configure VLANs on Arista switches. The VLANs that we will build across our DC fabric are shown in the following table:

Node

Interface

Interface Type

VLANs

Leaf01

Ethernet1

Access

10

Leaf02

Ethernet1

Access

20

Leaf03

Ethernet1

Access

10

Leaf03

Ethernet2

Access

20

Leaf04

Ethernet1

Access

10

Leaf04

Ethernet2

Access

20

Getting ready

This recipe is assuming that underlay and overlay BGP configuration is already generated, as per the previous recipes.

How to do it...

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