Apple has introduced AirPort Card Update 2004-08-31.

It says this software improves reliability in mixed 802.11b (old AirPort) and 802.11g (new AirPort) environments.

The company says all users with AirPort-capable computers running versions of AirPort from 3.4 or later should install the update, which has the effect of upgrading the AirPort Driver and AirPort Extreme Driver to versions 3.4.3.

The update is available through Software Update.