List all commands for
networksetup -help networksetup -printCommands
List all network services or hardware ports (device names).
networksetup -listallnetworkservices networksetup -listallhardwareports
Toggle Wi-Fi networking service. Get the value with "-get...".
networksetup -setnetworkserviceenabled Wi-Fi off
Toggle Wi-Fi power, when "en0" is the device name with the Wi-Fi. Get the value with "-get...".
networksetup -setairportpower en0 off
systemsetup is the command for sleep settings, date and network time, and power failure or system freeze.
sudo systemsetup -help