DAP-1620 AC1300 MU-MIMO Wi-Fi Range Extender
User Manual
Configuring via Web-based Interface
Parameter Description
Station Keep Alive
The time interval (in seconds) between keep alive checks of wireless 
devices   from   your   WLAN.  When   the   value  0  is   specified,  the 
checking is disabled.
When you have configured the parameters, click the APPLY button.
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