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DPN-1021G GPON ONT VoIP Gateway with 1 GPON
Port, 1 10/100/1000Base-T Port, 1 10/100Base-TX Port,
and 1 FXS Port
User Manual
Audio Settings
On the VoIP / Audio settings page, you can configure audio parameters, volume and voice
codecs.
Figure 76. The VoIP / Audio Settings page. The Common settings and Volume Settings sections.
Parameter
CNG
CNG Amp
VAD
VAD Amp
LEC
NLP
Echo Tail
Common settings
Comfort Noise Generation.
Move the switch to the right to enable the function.
Signal amplitude threshold to start comfort noise generation. Specify
a value from 0 to 200. If 0 is specified, the threshold is not set.
Voice Activity Detection.
Move the switch to the right to enable the function.
Signal amplitude threshold to start silence compression. Specify a
value from 0 to 200.
Line Echo Cancellation.
Move the switch to the right to enable the function.
Nonlinear Processing.
Move the switch to the right to enable the function.
Maximum echo tail length (in milliseconds). Select the needed value
from the drop-down list.
Page 105 of 145
Configuring via Web-based Interface
Description
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