Is it possible to make Arduino Yun board as a Client?

Hai friends, Is it possible to make the Arduino yun board as a client , i,e; my arduino yun should be connected to any Access Point(Internet Server or modem) so that my yun will act as a client. Kindly give me the suggestion if its possible to do so. Please help me :) Thanking You :)

Plan A: Use UCI API

Plan B: Use web interface (LUCI API)