I dnt understand!!

[DJCassio]

You also need the shoutcast server. Please take the time to review the tutorials:
Check out the SHOUTcast Technical Support Sticky post titled:
SHOUTcast: Important Info & Answers to FAQs. READ ME!

Scroll down a bit and look for the section titled:
How to Setup a Live Audio Stream -> How to set up an Internet Radio station
How to Setup a Live Audio Stream -> 15 Steps to setting up SHOUTcast

Additionally, check out these tutorials:

• HeatRadio's Basic Guide To Shoutcasting
• cyphon's setup tutorial