160 | Adaptive Radio Management Dell PowerConnect W-Series Instant Access Point 6.1.3.4-3.1.0.0 | User Guide Disabled— Disabled means that the clients selects which band to use.Airtime Fairness ModeThis feature provides equal access to all clients on the wireless medium, regardless of client type, capability, oroperating system, thus delivering uniform performance to all clients. This feature prevents some clients frommonopolizing resources at the expense of other clients.Airtime Fairness ModesNavigate to RF which is at the top right corner of the Instant UI and click ARM.The Airtime fairness consists of the following modes: Default Access— Provides access based on the client request. When Air Time Fairness is set to default access,per user and per SSID bandwidth limits are not enforced Fair Access— Allocates Airtime evenly across all the clients Preferred Access— 11n clients get more airtime than 11a/11g, which get more airtime than 11b. The ratio is16:4:1.Figure 135 Airtime fairness modeAccess Point ControlCustomize Valid ChannelsYou can customize the Valid 5GHz channels for 20MHz channels and the Valid 2.4 GHz channels for 20MHzchannels in the IAP. Here, the administrator can configure the ARM channels in the channel width window. Thevalid channels automatically show in the static channel assignment window.NOTE: Reboot the IAP after configuring the radio profile settings in order for the changes to take effect.