Practical Network Automation by Ratan, Abhishek -- Read -- Imperial Library of Trantor

Index

Title Page Copyright

Practical Network Automation

Credits About the Author About the Reviewer www.PacktPub.com

Why subscribe?

Customer Feedback Preface

What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support

Downloading the example code Downloading the color images of this book Errata Piracy Questions

Fundamental Concepts

Network automation DevOps Software-defined networking OpenFlow Program concepts

Variables Data types Decision makers Loops Arrays Functions Best practices

Readability of a program Support information Indentation Sample best practice example

Language choices (Python/PowerShell)

Writing your first program

PowerShell IDE Python IDE

Representational State Transfer (REST) framework Summary

Python for Network Engineers

Python interpreter and data types Conditions and loops

Nested and multiple conditions Loops

For next loop While loop

Writing Python scripts Functions

Passing arguments from the command line

Python modules and packages Multithreading for parallel processing Using Netmiko for SSH and network device interaction Network automation use case Summary

Accessing and Mining Data from Network

Device configurations Multi-vendor environments IP configs/interface parsing Device OS upgrades IPv4 to IPv6 conversion Site rollouts Office/DC relocations Bring Your Own Device (BYOD) configs for switches Summary

Web Framework for Automation Triggers

Why create web-based scripts/frameworks? Understanding and configuring IIS for web framework

Understanding IIS Configuring IIS for Python script support

Creating web-specific scripts Accessing a script from dynamic HTML Creating the backend API in C# Consuming the API in Python Sample summary task Summary

Ansible for Network Automation

Ansible overview and terminology

Basic requirements of Ansible Installation of Ansible Introduction to ad hoc commands Ansible playbooks

Working with Ansible facts Ansible conditions Ansible loops Python API with Ansible

Creating network configuration templates

Summary

Continuous Integration for Network Engineers

Interaction with Splunk Automation examples on various technology domains

BGP and routing table Configuring Cisco switchport for access point Configuring Cisco switchport for IP Phone Wireless LAN (WLAN) Access of IP Address Management (IPAM)

Example and use case

Create a web-based pre and post check tool for validations

Summary

SDN Concepts in Network Automation

Managing cloud platforms Programmable network devices Controller-based network fabric Network automation tools Summary