Some Windows clients may not be able to properly implement the Transitional Security Networks (TSN) version of WPA. TSN provides access for both WPA capable clients as well as WEP only clients. If a Windows client has issues connecting to an AirPort Extreme (802.11n), try using TSN/WEP instead.
Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple's recommendation or endorsement. Please contact the vendor for additional information.