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 Feb 2025

Publisher Packt

ISBN-13 9781835080832

Length 650 pages

Edition 1st Edition

Concepts

Cloud Security

Author (1):

Tim McConnaughy

View More author details

Table of Contents (22) Chapters

Preface

1. Chapter 1: Advanced VPC Networking FREE CHAPTER

2. Chapter 2: VPC Traffic and Performance Monitoring

3. Chapter 3: Networking Across Multiple AWS Accounts

4. Chapter 4: AWS Direct Connect

5. Chapter 5: Hybrid Networking with AWS Transit Gateway

6. Chapter 6: Connecting Third-Party Networks to AWS

7. Chapter 7: AWS Route 53: Basics

8. Chapter 8: AWS Route 53: Advanced

9. Chapter 9: AWS Elastic Load Balancing

10. Chapter 10: AWS CDN and Global Traffic Management

11. Chapter 11: Security Framework

12. Chapter 12: AWS Security Services

13. Chapter 13: Infrastructure as Code

14. Chapter 14: Data Analytics and Optimization

15. Chapter 15: Conclusion

16. Chapter 16: Accessing the Online Practice Resources

17. Other Books You May Enjoy

Appendix 1: Network Fundamentals

1. Appendix 2: IP Routing Fundamentals

2. Appendix 3: VPC Networking Basics

3. Appendix 4: VPC Security and External Connectivity

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 2.8 shows the relevant traffic flow:

Figure 2.8: On-premises traffic going to cloud resource

In 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...