Tuhin demonstrates how to resolve Connection refused or Connection timed out errors when connecting to an EC2 instance. He covers common causes and troubleshooting steps, including checking security groups, network ACLs, and instance status. The video provides practical solutions for IT professionals managing EC2 instances.

0:00 Introduction
0:25 Chapter 1
2:52 Chapter 2
5:00 Chapter 3
5:53 Chapter 4
6:49 Chapter 5
8:37 Closing