Today, Apple posted updates to its Airport Utility Software as well as a firmware update for the Time Capsule and AirPort Extreme Base Station. AirPort Utility 5.5.1 for Mac is an easy to use, wet up and management utility for the Airport Express Base Station, the AirPort Extreme Base Station and Time Capsule. This updates includes general bug fixes and addresses sever other issues. It can be downloaded using your Mac’s Software Update or from the Apple Support Download Page.
The Time Capsule and AirPort Extreme Base Station Firmware Update 7.5.1 provides several fixes for the latest Time Capsule and Airport Extreme Base Station (Late 2009). The fixes include an issue with wireless performance on the 5GHz band and an issue with creating a Guest Network in the 5GHz band. It can be downloaded using your Mac’s Software Update or from the Apple Support Download Page.