Audio/CODEC Configuration 56
SmartLink 4020 Getting Started Guide 6 • Telephony
Audio/CODEC Configuration
Figure 29. Audio/CODEC Configuration window
CODECS
• Selected column: Check the codecs that are acceptable to use
• Silence Suppression column: Configure as appropriate
• Preferred-Codec column: Select the codec to be used as the first choice when encoding voice
Packetization
Configure the packet sending increments.
Jitter Buffer
Configure the timing of the voice buffering:
• Selection between adaptive or fixed jitter buffer. Default = ADAPTIVE .
• Set the adaptive jitter buffer maximum playout delay. Default = 100ms or Fixed jitter buffer playout delay.
Default = 40ms
• Whether or not to automatically switch from an adaptive jitter buffer to a fixed jitter buffer upon fax/
modem tone detection
Saving your work
When you are finished configuring CODEC settings, click the Save CODECS Configuration button to save
the changes.
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