Book Image

Practical AWS Networking

By : Mitesh Soni
Book Image

Practical AWS Networking

By: Mitesh Soni

Overview of this book

Amazon Web Services (AWS) dominates the public cloud market by a huge margin and continues to be the first choice for many organizations. Networking has been an area of focus for all the leading cloud service providers. AWS has a suite of network-related products which help in performing network related task on AWS. This book initially covers the basics of networking in AWS. Then we use AWS VPC to create an isolated virtual cloud for performing network-related tasks. We then provide an overview of AWS Direct Connect after taking a deep dive into scalability and load balancing using the auto scaling feature, Elastic Load Balancing, and Amazon Route S3. Toward the end of the book, we cover troubleshooting tips and security best practices for your network. By the end of this book, you will have hands-on experience of working with network tasks on AWS.
Table of Contents (15 chapters)
Title Page

Common problems and solutions

Let's try to describe the issues that we have faced when working with Amazon Virtual Private Cloud (Amazon VPC):

  • Problem statement 1: You have created an instance in a VPC, but you are unable to access the instance using SSH; you can't even ping the instance from your machine/laptop
  • Solution: There are many reasons why you are unable to access the instance using SSH or unable to ping the AWS instance available in VPC

Let's discuss this:

  1. If you are unable to access an instance that's been created in a VPC, then just for verification, check whether you are using the correct public DNS and IPv4 public IP:
  1. Put the correct public DNS and IPv4 public IP in PuTTY in the Host Name (or IP address) field to access the instance:
  1. To access an instance that's available in a VPC, you need the key pair that you...