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Hybrid Cloud for Developers
book

Hybrid Cloud for Developers

by Manoj Hirway
April 2018
Intermediate to advanced content levelIntermediate to advanced
280 pages
8h 37m
English
Packt Publishing
Content preview from Hybrid Cloud for Developers

Instance connection issues

This is one of the most common problems faced by AWS users. If you try to connect to your EC2 instance and get the following error message, it usually indicates a problem with the security group configuration: 

Network error : Connection timed out

The ping command may also fail because the ICMP protocol is not allowed in the inbound connections of the security group rules.

In such situations, ensure that the instance has an elastic IP address and the AWS security group that is associated with the EC2 instance has the required ports open. For example, a Linux instance may require port 22 to be open for SSH access. Similarly, a Windows instance may require port 3389 for remote desktop access. Also, enable ICMP inbound ...

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Publisher Resources

ISBN: 9781788830874Supplemental Content