CanNot connect EC2 instance using internet

Question

Hello I have EC2 Instance and I had apply all the configurations and internet gateway, elistic ip etc I can use instance connect option to SSH into my instance but I am not able to access my EC2 instance using public IP address from the internet.

I have checked security groups many times.. I have allowed HTTP, HTTPS , SSH port in security group settings.

I have checked security groups many times..  I have allowed HTTP, HTTPS , SSH port in security group settings.

Answer

Hi There

There are other factors other than security groups.  Please make sure to check NACLs, route tables, etc.  Problems connecting to Amazon EC2 instances in Amazon VPC are usually related to the configuration of security groups, network access control lists (ACLs), or route tables.  Here is a very helpful troubleshooting guide

https://aws.amazon.com/premiumsupport/knowledge-center/vpc-connect-instance/

CanNot connect EC2 instance using internet

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