Host <%= host_key %> HostName <%= ssh_host %> User <%= ssh_user %> Port <%= ssh_port %> UserKnownHostsFile /dev/null StrictHostKeyChecking no PasswordAuthentication no IdentityFile <%= private_key_path %> IdentitiesOnly yes <% if forward_agent -%> ForwardAgent yes <% end -%> <% if forward_x11 -%> ForwardX11 yes <% end -%>