Nortel VoIP Gateway, Configuration Manual

Page: 80 / 220

80 Configuring the Channel Settings
P0606298 02
Dynamic Jitter Buffer
Minimum Delay Enter the minimum delay for the Dynamic Jitter Buffer.
You can enter a value from 0 to 150 milliseconds.
The default delay is 70 milliseconds.
Note: For more information about the Jitter Buffer, refer to “Jitter Buffer” on page 23 .
Dynamic Jitter Buffer
Optimization Factor Enter the Dynamic Jitter Buffer frame error to delay optimization factor.
You can enter a value from 0 to 12.
The default factor is 7.
Note: For more information about the Jitter Buffer, refer to “Jitter Buffer” on page 23 .
RTP Redundancy Depth Enter 0 to disable the generation of redundant packets.
Enter 1 to enable the generation of RFC 2198 redundancy packets.
The default value is 0.
Packing Factor Enter the number of codec payloads are used to generate an RTP packet.
You can enter a value of 1, 2 or 3 codec payloads.
The default value is 1 codec payload.
Basic RTP Packet
Interval Select the RTP Packet Interval you want the VoIP Gateway to use for the codecs.
RTP Directional Control Select the RTP Directional Control you want the VoIP Gateway to use.
RFC 2833 Payload Type Enter the RFC 2833 Payload Type.
RFC 2198 Payload Type Enter the RFC 2198 Payload Type.
Fax Bypass Payload Type Enter the Fax Bypass Payload Type.
Enable RFC 3389 CN
Payload Type Select the Enable RFC 3389 CN Payload Type.
Enable Answer Detector Select Enable to enable Answer Detector.
Select Disable to disable Answer Detector.
Answer Detector Activity
Delay Enter the Answer Detector Activity Delay.
Answer Detector Silence
Time Enter the Answer Detector Silence Time.
Answer Detector
Redirection Select Enable to enable Answer Detector Redirection.
Select Disable to disable Answer Detector Redirection.
Answer Detector
Sensitivity Enter the Answer Detector Sensitivity.
Enable AGC Select Enable to enable Automatic Gain Control (AGC).
Select Disable to disable AGC.
AGC Gain Slope Enter the AGC Gain Slope.
AGC Redirection Enter the AGC Redirection value.
AGC Target Energy Enter the AGC Target Energy value.
Enable Energy Detector Select Enable to enable Energy Detector.
Select Disable to disable Energy Detector.
Energy Detector Quality
Factor Enter the Energy Detector Quality Factor.
Table 13 Channel Settings (Continued)
Parameter Description