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)

Internet not accessible in the instance

You are connected to your public subnet instance but, while updating the OS or trying to connect to the internet, you get an error. In this recipe, we will look at the possible reasons for internet related issues.

We will discuss private instances in a later section.

Getting ready

For troubleshooting, you will need access to the server and the VPC.

How to do it...

  1. Verify whether the Route Table has the appropriate routes entered for the destination 0.0.0.0/0 via the Internet Gateway.
    1. Log in to the AWS Console | Amazon Virtual Private...