Book Image

AWS Certified Advanced Networking - Specialty Exam Guide

By : Marko Sluga
3 (1)
Book Image

AWS Certified Advanced Networking - Specialty Exam Guide

3 (1)
By: Marko Sluga

Overview of this book

Amazon has recently come up a with specialty certifications which validates a particular user's expertise that he/she would want to build a career in. Since the Cloud market now demands of AWS networking skills this becomes the most wanted certification to upheld ones industry portfolio. This book would be your ideal companion to getting skilled with complex and creative networking solutions. Cloud practitioners or associate-level certified individuals interested in validating advanced skills in networking can opt for this practical guide. This book will include topics that will help you design and implement AWS and hybrid IT network architectures along with some network automation tasks. You will also delve deep into topics that will help you design and maintain network architecture for all AWS services. Like most of our certification guides this book will also follow a unique approach of testing your learning with chapter-level practice exercises and certification-based mock tests. The exam mock tests will help you gauge whether you are ready to take the certification exam or not. This book will also be an advanced guide for networking professionals to enhance their networking skills and get certified. By the end of this book, you will be all equipped with AWS networking concepts and techniques and will have mastered core architectural best practices.
Table of Contents (21 chapters)
Free Chapter
Section 1: Introduction
Section 2: Managing Networks in AWS
Section 3: Managing and Securing Network-Attached Platform Services in AWS
Section 4: Monitoring and Operating the AWS Networks
Section 5: Network automation in AWS
Section 6: The Exam

Working with the ELB

The ELB service works by receiving traffic from different sources over the internet on a so-called listener. The listener is configured when you're creating an ELB, and it will define what type of traffic on which port the ELB will listen on. Any listener that we configure will also be associated with a single target group. If we are working with the ALB, we can also map multiple target groups to one listener, but we will need to define the listener rules so that the load balancer can determine how to send the traffic to the backend.

Once the correct target group is determined, the traffic is sent to one of the targets (instances, containers, on-premises, or external IP addresses) in the target group. All of the instances in a target group should be serving the same content so that when a client requests a certain page, file, and image, that content is...