NEC Univerge SV8100 - Page 817

UNIVERGE SV8100 Issue 10.1
Programming Manual 2 - 781
22
Echo Canceller NLP Mode
Non-linear processing mode.
Enable this option to decrease the low level
echo. When NLP is enabled, the voice with
low level is replaced with NLP noise. As a
result, a low echo of the level is usually
removed compared with the conversation
level.
Not used by IPLB. Echo canceller setup is
84-31 for IPLB.
0 = 2 wire & 4 wire
1 = 2 wire only
1
24
Echo Canceller NLP Noise Setting
Becomes invalid item if 84-11-22 is set to
Disabled.
Set the noise level adjusting method added
with NLP.
When “0” is set, the level is self-adjusted -
when “1” is set, Program 84-11-23 is used.
Not used by IPLB. Echo canceller setup is
84-31 for IPLB.
0 = adaptive
1 = fixed
0
26
TX (Transmit) Gain
Define the setting to amplify and to attenuate
the size of the transmission voice. The gain
given when the voice packet is sent from the
VOIPDB is set.
Not used by IPLB. Echo canceller setup is
84-31 for IPLB.
0-40 (-20 ~ +20)
0 = -20 dbm
1 = -19 dbm
:
20 = 0 dbm
:
39 = 19 dbm
40 = 20 dbm
20 (OT)
14 (AU)
27
RX (Receive) Gain
Define the setting to amplify and to attenuate
the size of the received voice. The gain given
when the voice packet is received from the
VOIPDB is set.
Not used by IPLB. Echo canceller setup is
84-31 for IPLB.
0-40 (-20 ~ +20)
0 = -20 dbm
1 = -19 dbm
:
20 = 0 dbm
:
39 = 19 dbm
40 = 20 dbm
20 (OT)
14 (AU)
28
Priority Codec Setting
The option selected here determines what
other codec options are applied by priority.
0 = G711 PT
1 = G723 PT
2 = G729 PT
0
30
Echo Auto Gain Control
0 - 5
0
32
RTP Filter
To avoid incorrect voice pass connection, this
Program checks the sending side address
from received RTP packet at VoIPDB.
0 = Disable
1 = Enable
1
33
DTMF Level Mode
Used only by IPLB.
0 = VoIPU default value
1 = Main soft value
0
Item
No.
Item Input Data Default