Host * ServerAliveInterval 180 ServerAliveCountMax 3 Host github.com Hostname ssh.github.com Port 443 TCPKeepAlive yes IdentityFile ~/.ssh/github Host fern Hostname 152.67.160.174 User pi Port 22222 Host jade Hostname 152.67.162.71 User ubuntu IdentityFile ~/.ssh/id_rsa Host pantwo Hostname 100.64.1.3 User icy IdentityFile ~/.ssh/id_rsa Host leaf Hostname 152.67.160.174 User ubuntu IdentityFile ~/.ssh/id_rsa