DWR-921 4G LTE Router
User Manual
Configuring via Web-based Interface
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On the Wi-Fi / WMM page, you can enable the Wi-Fi Multimedia function.
The  WMM function implements the  QoS features for Wi-Fi networks. It helps to improve the
quality of data transfer over Wi-Fi networks by prioritizing different types of traffic.
Select the needed action from  the drop-down list in the  Work mode  section to configure the
WMM function.
• Auto:   The   settings   of   the   WMM   function  are   configured   automatically   (the   value   is
specified by default).
• Manual: The settings of the WMM function are configured manually. When this value is
selected, the Access Point and Station sections are displayed on the page.
Figure 125. The page for configuring the WMM function.
!
All needed settings for the WMM function are specified in the device's system. Changing
parameters manually may negatively affect your WLAN!
The WMM function allows assigning priorities for four Access Categories (AC):
• BK (Background), low priority traffic (print jobs, file downloads, etc.).
• BE  (Best Effort), traffic from legacy devices or devices/applications that do not support
QoS.
• VI (Video).
• VO (Voice).
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