Book Image

AWS Networking Cookbook

By : Satyajit Das, Jhalak Modi
Book Image

AWS Networking Cookbook

By: Satyajit Das, Jhalak Modi

Overview of this book

This book starts with practical recipes on the fundamentals of cloud networking and gradually moves on to configuring networks and implementing infrastructure automation. This book then supplies in-depth recipes on networking components like Network Interface, Internet Gateways, DNS, Elastic IP addresses, and VPN CloudHub. Later, this book also delves into designing, implementing, and optimizing static and dynamic routing architectures, multi-region solutions, and highly available connectivity for your enterprise. Finally, this book will teach you to troubleshoot your VPC's network, increasing your VPC's efficiency. By the end of this book, you will have advanced knowledge of AWS networking concepts and technologies and will have mastered implementing infrastructure automation and optimizing your VPC.
Table of Contents (10 chapters)

Troubleshooting IP address overlapping

Think of a scenario--you have already set up a VPC with instances inside it with, say, 172.0.x.x/16 CIDR and you've realized that the client who is going to connect also has the same CIDR block. So, wisely choose the IP address ranges for your VPC to avoid conflict with another network that you might connect to.

Getting ready

You will need access to modify the VPC.

How to do it...

The only option is to create a new VPC and migrate resources into the new one. Please follow the steps given in Chapter 2, Building Your Own Custom...