How to connect a ps3 online?

i have a wireless air card connected to my desktop computer, what kind of router would i need to be able to go online with my ps3?How to connect a ps3 online?
I have a Linksys wireless router in my home and the PS3 connected automatically.How to connect a ps3 online?
Your PS3 can connect wirelessly, just go to Network settings and have it scan for the nearest provider in your house.