how to connect a wireless router?

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http://forums.fedoraforum.org – I have a question. I just bought an internet router which also has wireless connection and my notebook also has wireless LAN. I was able to connect the computer to the internet router very easy. But i dont know how to make it work wirelesss under fedora linux 12...i mean how should i setup the connection to the router so i will be able to have a wireless connection? (HowTos)