The following summarizes fetures that are lost in 6.3 and 6.4 on the 600 series and 3000/M3 series controllers.
- 600 Series
- AppRF Control (6.4)
- AppRF Visibility (6.3)
- AP Fast Failover (6.3)
- Client State Sync (6.4)
- Oversubscription for AP Standby (6.4)
- AirGroup UPNP (6.4)
- AirGroup BonJour (6.3)
- AP Image Preload
- Centralized Controller Image Upgrade
- 3200/3400 Series
- AppRF Control (6.4)
- Client State Sync (6.4)
- Oversubscription for AP Standby (6.4)
- AP Image Preload
In a mixed environment, the features are supported on other controllers, they just won't work on these models.