gentoo Wireless Configuration

kernel

--Networking support
  -- Wireless ->
    [*]     enable powersave by default                                          │ │  
  │ │       -*-     cfg80211 wireless extensions compatibility 
<M>   cfg80211 - wireless configuration API

Device --> 
    NetWork -->
         Wireless -->
            Atheros -->
                <M>   Atheros 802.11n wireless cards support                                 │ │  
  │ │       [*]     Atheros ath9k PCI/PCIe bus support (NEW)  

Auto-launch

• wpa-applet
• /etc/conf.d/net

Gui

• wpa-applet
• NetWorkManager
• nm-applet