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Chapter 5
5-50
CLI (Command Line Interface)
3. Set the values for the selected item referring to the following table, and press
[Enter].
No
Item
0
Audio Codec
Echo
1
Cancellation
Silence
2
Suppression
3
High Pass Filter
4
Post Filter
5
Input Gain
6
Voice Volume
Multi-Frame
7
Counter
Jitter Optimizing
8
Factor
9
RTP Delay Limit
Description
Selects VoIP Codec.
1. G.711 (64K)
2. G.723.1 (6.3K)
3. G.729a (8K)
4. G.729 (8K)
Echo Cancellation is the function to remove echo that
is generated by voice reflection on Packet Delay and
PSTN. It enables/disables this function.
Silence Suppression is the function to prevent
transmission of voice packet by detecting 'mute'
during a call. It enables/disables this function.
Voice filter, which must always be set as 'Enable'.
Voice filter, which must always be set as 'Enable'.
Quality of PCM voice that is input via VoIP DSP. It
sets it to the site environment.
Volume of voice packet when it is PCM processed. It
sets it to the site environment.
Sets the buffering number when voice packets are
transmitted to network. The voice packets are
buffered to the set number and set as a single RTP
packet.
Sets the control standard for Jitter Buffering that is
required in the PCM process of received voice
packets from network.
When it is set below 4, it focuses on process of
Packet Loss. When it is set above 4, it focuses on
Packet Delay.
Sets the delay limit on voice packets received
through RTP. When the limit is exceeded during
communication, it is used as a basic index for
network error.
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