Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By : Marko Sluga
Book Image

AWS Certified SysOps Administrator ??? Associate Guide

By: Marko Sluga

Overview of this book

AWS certifications are becoming one of the must have certifications for any IT professional working on an AWS Cloud platform. This book will act as your one stop preparation guide to validate your technical expertise in deployment, management, and operations on the AWS platform. Along with exam specific content this book will also deep dive into real world scenarios and hands-on instructions. This book will revolve around concepts like teaching you to deploy, manage, and operate scalable, highly available, and fault tolerant systems on AWS. You will also learn to migrate an existing on-premises application to AWS. You get hands-on experience in selecting the appropriate AWS service based on compute, data, or security requirements. This book will also get you well versed with estimating AWS usage costs and identifying operational cost control mechanisms. By the end of this book, you will be all prepared to implement and manage resources efficiently on the AWS cloud along with confidently passing the AWS Certified SysOps Administrator – Associate exam.
Table of Contents (26 chapters)

VPC peering connections

When we need to connect one VPC to other VPCs that we have created inside our environment, we can use VPC peering connections. A VPC peering connection is a networking connection between two VPCs that enables you to route traffic between them privately and have the ability to connect instances in private subnets within separate VPCs to communicate directly. AWS provides the ability to create VPC peering connections between our own VPCs or with a VPC in another AWS account. The VPC peering connections can be established within or across different AWS Regions. AWS uses existing, scalable network technologies with no single point of failure to enable VPC peering. When enabling VPC peering between regions, AWS will take care of the VPN connection between the locations and maintain redundant pathways for the traffic. Since the traffic between regions will pass...