Networking :: Wireless card found/not found
There's a button in the upper right hand corner of this page with "search" and a magnifying glass on it. Please click on that and then fill out the form on the page that comes up in your browser. You can enter terms with your model's name or how to use iwconfig and pump. You can also find these rudimentary Linux commands and howtos across the Internet via searching at Google.
PS: Did you set up CentOS yourself?
original here.