Host * ServerAliveInterval 180 ServerAliveCountMax 3 Host github.com Hostname ssh.github.com Port 443 TCPKeepAlive yes IdentityFile ~/.ssh/github Host emerald Hostname 139.59.93.193 User nerdypepper IdentityFile ~/.ssh/id_rsa Port 443 Host fern Hostname 192.168.0.110 User pi Host fern-remote Hostname 139.59.93.193 User pi Port 22222