3.2.4 Voice Setting

Jitter Buffer

Minimal Delay

Specify the minimal delay of the jitter buffer. The range is

 

0~150 ms and the default setting is 0 ms.

 

 

Maximal Delay

Specify the maximal delay of the jitter buffer. The range is

 

0~200 ms and the default setting is 200 ms.

 

 

OPTFactor

Specify the dynamic jitter buffer frame error/delay optimization

 

factor, the range is 0~13.

 

 

VAD

Enable/Disable the VAD (Voice Activity Detection) feature.

 

This is supported on all codecs that the FXS-FXO equips.

 

 

Echo cancellation

Enable/Disable the echo cancellation feature. The default

 

setting is “Enable”.

 

 

Local voice volume

Specify the volume gain of the voice in the local side (0~63,

 

default is 32). You can set this option for each of the 8 lines.

 

 

Remote receive volume

Specify the volume gain of the voice in the remote side (0~63,

 

default is 32). You can set this option for each of the 8 lines.

 

 

DTMF volume

Specify the volume gain of the DTMF (0~63, default is 27).

 

 

 

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NEC SP5008A user manual Voice Setting