NEC Univerge SV8100, Programming Manual

Page: 837 / 986

UNIVERGE SV8100 Issue 10.1
Programming Manual 2 - 801
Description
Use
Program 84-19 : SIP Extension CODEC Information Basic Setup
to define
the CODEC information for the SIP extensions.
Program 84 : Hardware Setup for VoIP
84-19 : SIP Extension CODEC Information Basic Setup
Level:
IN
Input Data
Item
No.
Item Input Data Default
01
Number of G.711 Audio Frame
Maximum number of G711 Audio Frames.
When the voice is encoded using the
PCM (Pulse Code Modulation) method, a
unit is a frame of 10ms.
1 = 10 ms
2 = 20 ms
3 = 30 ms
4 = 40 ms 2
02
G.711 Silence Detection (VAD) Mode
Select whether to compress silence with
G.711. When there is silence, the RTP
packet is not sent.
0 = Disable
1 = Enable 0
03
G.711 Type
Set the type of G.711.
0 = A-law
1 =
µ
-law
0
04
G.711 Jitter Buffer - Minimum
Set the minimum value of the G.711 Jitter
Buffer.
0~255ms (Note 2) 20
05
G.711 Jitter Buffer - Standard
Set the average value of the G.711 Jitter
Buffer.
0~255ms (Note 2)
40
06
G.711 Jitter Buffer - Maximum
Set the maximum value of the G.711 Jitter
Buffer.
0~255ms (Note 2) 80
07
Number of G.729 Audio Frame
Maximum number of G729 Audio Frames.
G.729 assumes the audio signal made by
a specimen by 8kHz and the frame of
10ms is assumed to be a unit to 8kbps by
the encoding compressed method.
1-6
1 = 10ms
2 = 20ms
3 = 30ms
4 = 40ms
5 = 50ms
6 = 60ms 2