SSH

  Terminate session - Enter key followed by ~. 

• SSH-agent explained
• add SSH key id_rsa.pubssh-copy-id -i ~/.ssh/id_rsa.pub melnikov_ea@root-docker03.gorodperm.ru
• https://robotmoon.com/ssh-tunnels/

• https://github.com/LukeGus/Termix - ssh web manager