How to Use AWS VPC Reachability Analyzer for Network Troubleshooting

Описание: In this video, we continue our series on observing, diagnosing, and troubleshooting network connectivity in AWS by focusing on the VPC Reachability Analyzer.

The VPC Reachability Analyzer helps you determine whether network paths between AWS resources are reachable and, if not, pinpoints exactly where traffic is being blocked. This tool is essential for debugging security groups, route tables, network ACLs, and gateway configurations in complex VPC environments.

This session is especially useful for:

AWS learners and practitioners

Cloud networking students

Those preparing for AWS certification exams

Anyone troubleshooting real-world VPC connectivity issues

⏱️ Video Timeline

00:00 – Introduction & recap of network troubleshooting concepts
01:10 – What is VPC Reachability Analyzer
02:40 – Supported resources and use cases
04:15 – How the Reachability Analyzer works
06:30 – Hands on demo: Creating a reachability analysis
09:10 – Hands on demo: Interpreting analysis results
12:00 – Hands on demo: Common misconfigurations and failure points
14:30 – Practical troubleshooting tips
16:45 – Summary and next steps

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