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

You're reading from AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide A pragmatic guide to acing the AWS ANS-C01 exam

Product type Paperback

Published in Dec 2024

Publisher Packt

ISBN-13 9781835080832

Length

Edition 1st Edition

Concepts

Cloud Security

Author (1):

Tim McConnaughy

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Table of Contents (3) Chapters

1. Welcome to Packt Early Access FREE CHAPTER

2. Chapter 4: VPC Traffic and Performance Monitoring

3. Chapter 5: Networking across Multiple AWS Accounts

Troubleshooting Packet Size Issues

This section will be dedicated to the sort of problems that happen when packets and frames are mismatched along the path of a network flow, as well as how to capture, diagnose, and correct the problem.

Trailcats recently migrated an application to the cloud from the on-premises data center as part of a migration project. After migrating the application to the cloud and setting up connectivity to an AWS TGW over an S2S VPN, users have complained about slowness in application performance. It’s time to investigate the problem. Figure 4.8 shows the relevant traffic flow:

Figure 4.8: On-premises traffic going to cloud resourceIn this case, the application is hosted in the AWS cloud, and the users are connecting to the application over the new WAN connection. To further investigate the slowness problem, consider what changed when migrating the connectivity between a locally hosted data center to one connected over the internet with a VPN.

Figure 4.8: On-premises traffic going to cloud resourceIn this case, the application is hosted in the AWS cloud, and the users are connecting to the application over the new WAN connection. To further investigate the slowness problem, consider what changed when migrating the connectivity between a locally hosted data center to one connected over the...

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Authors (3)

Tim McConnaughy

Tim McConnaughy

Tim is a Sr. Cloud Solutions Architect with 15 years of experience working in networking. He has worked on some of the world's largest networks, whether as a contractor, employee, or consultant. At Aviatrix, he helps customers design and deploy cloud networking solutions in single or multiple clouds, blending traditional and cloud networking expertise. Prior to Aviatrix, Tim worked at Cisco on Cisco's SD-WAN solution in the Customer Proof of Concept (CPOC) labs and as a dCloud developer. He has spoken at Cisco Live and written several books. He is also a co-host of the Cables2Clouds Podcast, focusing on hybrid cloud networking. Tim currently lives in Raleigh, NC with his wife and two daughters, two cats and a dog. When not studying or helping others with networking, he plays video games and tabletop roleplaying games.

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Christopher Miles

Christopher Miles

Chris is a Sr. Solutions Architect with over 13 years of experience working in computer networking. He achieved his CCIE in Enterprise Infrastructure back in 2019. In his role at Aviatrix, he focuses on multicloud networking and security. Prior to transitioning to the cloud, he served as an architect working with several other networking technologies such as SD-WAN, MPLS, & L3VPN. Chris has a strong passion for helping and encouraging others to get into the world of cloud networking and you can occasionally find him blogging at this blog The Control Plane. He is also a co-host of the Cables2Clouds Podcast, focusing on hybrid cloud networking. Chris is currently living as an expat residing in Sydney, Australia. In his spare time, you can find Chris spending time outdoors, playing almost any team sport under the sun, or skateboarding.

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Steve McNutt

Steve McNutt

Steve McNutt, CCIE #6495 (Enterprise Infrastructure, Security), M.S. Cybersecurity, and Devnet Professional, has been in the Information Technology business since 1995 in various roles, including individual contributor, management, and business founder/owner. Steve is an avid snowboarder, hiker, and cyclist who enjoys spending time with his wife, Caroline, in Western North Carolina

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