How to login to Amazon EC2 and upload files
1. Create Key Pair using AWS Management Console Amazon EC2.
Create and download ax.pem to your local computer
2. Login
e.g.:
ssh -i ax.pem ec2-user@127.222.11.12
3. SCP
scp -i ax.pem Downloads/eln.zip ec2-user@127.222.11.12:/home/ec2-user/.