Always Learning wrote: <snip> > After 8 hours on Saturday I could sometimes see hubs in the > neighbourhood but could not connect to my own hub using WPA2. > > iwlist wlan0 scan > > produced technical details of local hubs - but still could not connect. > NetworkManager sometimes froze. > > Spent many hours Googling for his wifi adaptor Altheros AR928K which > uses a driver known as ATH9K. Many others have had a similar problem. > Kernel 2.6.27 apparently includes this driver but Centos 5.5 is 2.6.18. About 5 years ago, I had to install a wireless card in my tower, and it's an ATH9xx, I *think* - I can check this evening, if that's relevant. I was running SuSE, and had to find drivers from madwifi. A few minutes of googling found... <http://wireless.kernel.org/en/users/Drivers/ath9k/RHEL5>, where the module's been backported to RHEL5. mark