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
Configuring via Web-based Interface
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
Description
Common settings
CNG
Comfort Noise Generation.
Move the switch to the right to enable the function.
CNG Amp
Signal amplitude threshold to start comfort noise generation. Specify
a value from
0
to
200
. If
0
is specified, the threshold is not set.
VAD
Voice Activity Detection.
Move the switch to the right to enable the function.
VAD Amp
Signal amplitude threshold to start silence compression. Specify a
value from
0
to
200
.
LEC
Line Echo Cancellation.
Move the switch to the right to enable the function.
NLP
Nonlinear Processing.
Move the switch to the right to enable the function.
Echo Tail
Maximum echo tail length (in milliseconds). Select the needed value
from the drop-down list.
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