connect to wifi wpa2

This doc show how to connect to wpa2 essid using command line

DISABLE NETWORK_MANAGER dulu


 wpa_passphrase SSID PASSWORD > CONFIG_FILE
eg:
# wpa_passphrase myWifi mypassword > wpa.conf


 to list available driver
#      wpa_supplicant



# sudo wpa_supplicant -iwlan0 -c wpa.conf -Dwext
// -i  wireless card
// -c  config file
// -D  driver



ref: http://askubuntu.com/questions/16584/how-to-connect-and-disconnect-to-a-network-manually-in-terminal