D-Link DWR-956 User Manual page 162

DWR-956 Wireless AC1200 4G LTE Router
with Gigabit Ethernet Ports and 1 FXS Port
User Manual
Parameter
ACK
Click the SAVE button.
Acknowledgment. Answering response requests while transmitting.
Displayed only in the Access Point section.
If the switch is moved to the left, the router answers requests.
If the switch is moved to the right, the router does not answer
requests.
Page 162 of 302
Configuring via Web-based Interface
Description