Delta DPM-C320 Operation Manual page 53

C h a p t e r 4 O p e r a t i o n
Click "System Setting" button to check if the connection is successful.
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8. If the router you are using is with AMPDU function, you need to disable this function. Otherwise, you can
only use IEEE 802.11 b/g but not 802.11 b/g/n.
The example below uses Delta router DVW-W02W2-E2 to demonstrate how to disable AMPDU.
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