Skip directly to the demo: 0:24
For more details see the Knowledge Center article with this video: https://aws.amazon.com/premiumsupport/knowledge-center/vpc-connect-instance/
Zezo shows why you can’t connect to an Amazon EC2 instance within your Amazon VPC from the internet.
Duration: 00:04:55
Publisher: Amazon Web Services
You can watch this video also at the source.
