SSH

Create ssh key: ssh-keygen
Copy the public key to host: ssh-copy-id -i ~/.ssh/id_rsa.pub remote-host (will be added in .ssh/authorized_keys)

Edit your ~/.ssh/config file:

  Host remote-host
  Hostname 128.178.xx.xx
  user root
  forwardagent yes
  forwardx11 yes
  forwardx11trusted yes