Setting Voip Codecs - Altigen AltiContact Manager Version 5.0 Administration Manual

Setting VoIP Codecs

The default codec for static IP extensions is G.711 with 64 kbps for voice
packets. This is appropriate for lease lines or high-speed connections. The
default codec for dynamic IP extensions is G.723 with 6.3 kbps. This is
appropriate for internet connections. For voice, G.723 AB uses 8 kpbs.
• G.711/G.723/G729 bandwidth requirements:
(for example, a Multilink Point-to-Point Protocol (MLPPP) or Frame
Relay Forum (FRF), with no Voice Activity Detection (VAD)
running)
— G711 10ms packet frame
— G711 20ms packet frame
— G711 30ms packet frame
— G723 30ms packet frame 6.4k rate = 18.7 kbps
— G729 20ms packet frame
— G729 30ms packet frame
You can change these defaults settings for AltiContact Manager-to-
AltiContact Manager connections using the VoIP Codec Configuration
window.
To open the VoIP Codec Configuration window:
• Select the VoIP Configuration... from the System Management
menu and select the VoIP Codec Configuration tab. Or,
• Use the drop-down list next to the System icon, select VoIP
Configuration... and select the VoIP Codec Configuration tab.
= 100.8 kbps
= 82.4 kbps
= 76.3 kbps
= 26.4 kbps
= 20.3 kbps
AltiContact Manager Administration Manual
VoIP Configuration
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