TP-Link EAP225-Wall Omada Controller Software 3.0.5 Windows/Linux User Guide - Page 44
Click, Select the band frequency, Con the following parameters., Fast Roaming
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Fast Roaming With this option enabled, 11k/v capable clients can have improved fast roaming experience when moving among different APs. Dual Band 11k Report With this feature disabled, the controller provides candidate AP report that contains the APs in the same band as the clients. With this feature enabled, the controller provides candidate AP report that contains the APs in both 2.4GHz and 5GHz bands. Force-disassociation The controller dynamically monitors the link quality of every associated client. When the client's current link quality drops below the predefined threshold and there are some other APs with better signal, the current AP issues an 11v roaming suggestion to the client. With Force-disassociation disabled, the AP only issues a roaming suggestion, but whether to roam or nor is determined by the client. With Force-disassociation enabled, the AP not only issues a roaming suggestion but also disassociates the client after a while. Thus the client is supported to re-associate to a better AP. This function is recommended when there are sticky clients that don't roam. 3. Click Apply. 4. Select the band frequency . 5. Configure the following parameters. Beacon Interval Beacons are transmitted periodically by the EAP device to announce the presence of a wireless network for the clients. Beacon Interval value determines the time interval of the beacons sent by the device. You can specify a value between 40 and 100ms. The default is 100ms. DTIM Period The DTIM (Delivery Traffic Indication Message) is contained in some Beacon frames. It indicates whether the EAP device has buffered data for client devices. The DTIM Period indicates how often the clients served by this EAP device should check for buffered data still on the EAP device awaiting pickup. You can specify the value between 1-255 Beacon Intervals. The default value is 1, indicating clients check for buffered data on the EAP device at every beacon. An excessive DTIM interval may reduce the performance of multicast applications, so we recommend you keep it by default. RTS Threshold RTS (Request to Send) can ensure efficient data transmission. When RTS is activated, the client will send a RTS packet to EAP to inform that it will send data before it send packets. After receiving the RTS packet, the EAP notices other clients in the same wireless network to delay their transmitting of data and informs the requesting client to send data, thus avoiding the conflict of packet. If the size of packet is larger than the RTS Threshold, the RTS mechanism will be activated. If you specify a low threshold value, RTS packets are sent more frequently and help the network recover from interference or collisions that might occur on a busy network. However, it also consumes more bandwidth and reduces the throughput of the packet. We recommend you keep it by default. The recommended and default value is 2347. 38