https://www.macrumors.com/2007/04/09/airport-extreme-802-11n-base-station-update-7-1/
Airport Extreme (802.11n) Base Station Update 7.1 [Updated] - MacRumors
Apple has issued an update including "general fixes, compatibility updates, and security improvements for the AirPort Extreme Base Station with 802.11n". The...
airport extreme 802 11nbase station