In order to stream on the site, you need to have the usual Broadcasting software and a Twitch.tv account.

If you have a Twitch account, go to your account , press edit, and set your Twitch username in your profile. If you're not sure on what software you need, here are some programs you can use:

For Nvidia Graphic Cards: - Shadowplay

AMD Graphic Cards: - AMD Gaming Evolved

Other programs: - XSplit Gamecaster/Broadcaster - OBS

also see: http://luvclan.eu/streaming-frontpage