How to connect AWS ec2 instance

Server machine

DNS: ec2-3-134-95-115.us-east-2.compute.amazonaws.com
Public IP: 3.134.95.115
Private IP: 172.31.39.64
key is published via whatsapp

How to Connect WinSCP or Cyberduck - SFTP protocol

Address: DNS
Username: ec2-user
Password: -leave blank-
Quite Similar Steps: https://winscp.net/eng/docs/guide_amazon_ec2

Gitbash or any other terminal supports bash/ssh

ssh -i "seniorSenior.pem" ec2-user@DNS
Quite Similar Steps: https://protechgurus.com/connect-ec2-linux-instance-using-putty-gitbash-web-browser/

How to Run Server.py in Server Machine

cd server
python3.7 Server.py

Possible Mistakes

Do not change the IP's of server and gateway at the beginning of each file