NEC SL1100 - Page 521

Item
No.
Item Input Data Description Default Related
Program
14 G.723 Jitter Buf-
fer - Minimum
0 ~ 300 ms Set the minimum value of the G.723
Jitter Buffer.
30
15 G.723 Jitter Buf-
fer - Standard
0 ~ 300 ms Set the average value of the G.723
Jitter Buffer.
60
16 G.723 Jitter Buf-
fer - Maximum
0 ~ 300 ms Set the maximum value of the G.
723 Jitter Buffer.
120
17 Jitter Buffer
Mode
1 = static
3 = adaptive immedi-
ately
Set the mode of the Jitter Buffer.
1 = Size set to the fixed amount for
the codec.
2 = The minimum/maximum range
for the codec is used.
3 = The minimum/maximum range
for the codec is used and adjusts at
any time, regardless of silence.
3
18 Silence Com-
pression (VAD)
Threshold
1 ~ 30
(self-adjustment and -
19 dB ~ + 10dB)
1 = - 19 dB (- 49 dBm)
:
20 = 0dB (- 30 dBm)
:
29 = 9 dBm (- 21 dBm)
30 = 10dBm (- 20 dBm)
Set the voice level judged to be si-
lence. Change value based .30
This entry is ignored if silence com-
pression is disabled in 84-01-03 with
G.711 or 84-01-06 with G.729.
20
28 Priority Codec
Setting
0 = G.711 PT
1 = G.723 PT
2 = G.729 PT
3 = G.722 PT
4 = G.726 PT
5 = iLBC PT
6 = G.711 Only (V1.5
Added)
7 = G.729 Only (V1.5
Added)
The option selected here deter-
mines what other codec options are
applied by priority.
0
30 EchoAuto Gain
Control
0 ~ 5 Define the Auto Gain Control. 0
31 DTMF Payload
Number
96 ~ 127 Define the DTMF Payload Number. 110
32 DTMF Relay
Mode
0 = Disable
1 = RFC2833
Determine the DTMF setup. 0
33 G.722 Audio
Frame
1 = 10 ms
2 = 20 ms
3 = 30 ms
4 = 40 ms
Maximum number of G.722 Audio
Frames. G.722 assumes the audio
signal made by a specimen by 16
kHz and the frame of 10 ms is as-
sumed to be a unit to 64 kbps by the
encoding compressed method.
3
35 G.722 Jitter Buf-
fer - Minimum
0 ~ 255 ms Set the minimum value of the Jitter
Buffer of G.722 is set. Jitter is the
variation in the time between pack-
ets arriving and the buffer allows this
variation to be absorbed.
30
36 G.722 Jitter Buf-
fer - Standard
0 ~ 255 ms Set the average G.722 Jitter Buffer. 60
37 G.722 Jitter Buf-
fer - Maximum
0 ~ 255 ms Set the maximum G.722 Jitter Buf-
fer.
120
38 G.726 Audio
Frame
1 = 10 ms
2 = 20 ms
3 = 30 ms
4 = 40 ms
Maximum number of G.726 Audio
Frames. G.726 assumes the audio
signal made by a specimen by 16
kHz and the frame of 10 ms is as-
sumed to be a unit to 32 kbps by the
encoding compressed method.
3
ISSUE 6.0 SL1100
Programming Manual 2-501
Program
84