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AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide

AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide

By : Tim McConnaughy, Steve McNutt, Christopher Miles
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AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide

AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide

By: Tim McConnaughy, Steve McNutt, Christopher Miles

Overview of this book

The AWS Certified Advanced Networking – Specialty certification exam focuses on leveraging AWS services alongside industry standards to create secure, resilient, and scalable cloud networks. Written by industry experts with decades of experience in the field, this comprehensive exam guide will enable you to transform into an AWS networking expert, going beyond the ANS-C01 exam blueprint to maximize your impact in the field. You’ll learn all about intricate AWS networking options and services with clear explanations, detailed diagrams, and practice questions in each chapter. The chapters help you gain hands-on experience with essential components, such as VPC networking, AWS Direct Connect, Route 53, security frameworks, and infrastructure as code. With access to mock exams, interactive flashcards, and invaluable exam tips, you have everything you need to excel in the AWS ANS-C01 exam. This book not only prepares you to confidently take the exam, but also deepens your understanding and provides practical insights that are vital for a successful career in AWS cloud networking. By the end of this exam guide, you’ll be thoroughly trained to take the AWS ANS-C01 exam and efficiently design and maintain network architectures across a wide range of AWS services.
Table of Contents (22 chapters)
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Load Balancing Fundamentals

Understanding load balancing is easier in the context of an example using our fictional enterprise, Trailcats. In the early days of trailcats.net, the site ran on a small EC2 instance, and performance was fine. Users were happy and recommended the site to their other hiking, cat-loving friends. Before long, trailcats.net had to be rehosted on a larger server; then again, and again. Eventually, Trailcats was on the largest EC2 instance Amazon offers, and demand was still growing.

The obvious solution was to have more than one server, but questions remained about how to spread traffic between the servers. DNS appeared to be a good solution, and that worked well initially. However, the site kept growing, and soon, there were a dozen servers with even more needed.

In doing some research, the developers found out about LBs. They discovered LBs can spread the traffic across thousands of servers. Instead of large, expensive instances (scale up), LBs allowed...

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