Sip Extension Codec Information Basic Setup - NEC SL2100 Programming Manual

ISSUE 2.0
Program 84 : Hardware Setup for VoIPDB

84-19 : SIP Extension CODEC Information Basic Setup

Level:
IN
Description
Use Program 84-19 : SIP Extension CODEC Information Basic Setup to define the CODEC
information for the SIP extensions.
Input Data
Item Item
No.
01 Number of G.711 Au-
dio Frame
02 G.711 Silence Detec-
tion (VAD) Mode
03 G.711 Type
04 G.711 Jitter Buffer -
Minimum
05 G.711 Jitter Buffer -
Average
06 G.711 Jitter Buffer -
Maximum
07 G.729 Audio Frame
08 G.729 Silence Com-
pression (VAD) Mode
09 G.729 Jitter Buffer -
Minimum
10 G.729 Jitter Buffer -
Average
11 G.729 Jitter Buffer -
Maximum
17 Jitter Buffer Mode
Programming Manual
Input Data
1 = 10 ms Maximum number of G711 Audio Frames.
2 = 20 ms When the voice is encoded using the PCM
3 = 30 ms (Pulse Code Modulation) method, a unit is
4 = 40 ms a frame of 10ms.
0 = Disable Select whether to compress silence with
1 = Enable G.711. When there is silence, the RTP
packet is not sent.
0 = A-law Set the type of G.711.
1 = μ-law
0 ~ 300 ms (for VoIPDB Set the minimum value of the G.711 Jitter
mode) Buffer.
10 ~ 300 ms* (for Built-In
Set the average value of the G.711 Jitter
VoIP mode)
Buffer.
Set the maximum value of the G.711 Jitter
Buffer.
1 ~ 6 Maximum number of G729 Audio Frames.
(1 = 10 ms, 2 = 20ms, G.729 assumes the audio signal made by
etc.) a specimen by 8 kHz and the frame of 10
ms is assumed to be a unit to 8 kbps by
the encoding compressed method.
0 = Disable Select whether to compress silence with
1 = Enable G.729. When there is silence, the RTP
packet is not sent.
0 ~ 300 ms (for VoIPDB Set the minimum value of the Jitter Buffer
mode) of G.729 is set. Jitter is the variation in the
10 ~ 300 ms* (for Built-In time between packets arriving and the buf-
VoIP mode) fer allows this variation to be absorbed.
Set the average G.729 Jitter Buffer.
Set the maximum G.729 Jitter Buffer.
1 = Fixed Set the mode of the Jitter Buffer.
3 = Self adjusting 1 = Size set to the fixed amount for the co-
dec.
3 = The minimum/maximum range for the
codec is used and adjust at any time, re-
gardless of silence.
Description
SL2100
Program
84
Default
2
0
1
20
40
80
2
0
20
40
80
3
2-545