networksetup

Configuration tool for Network System Preferences.

• List available network service providers (Ethernet, Wi-Fi, Bluetooth, etc):

networksetup -listallnetworkservices

• Show network settings for a particular networking device:

networksetup -getinfo {{"Wi-Fi"}}

• Get currently connected Wi-Fi network name (Wi-Fi device usually en0 or en1):

networksetup -getairportnetwork {{en0}}

• Connect to a particular Wi-Fi network:

networksetup -setairportnetwork {{en0}} {{"Airport Network SSID"}} {{password}}