Options:GVP MCP:mpc:rtp-aheadptime

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Published Option

rtp.aheadptime

Default Value: 40
Valid Values: Choose between: 20, 40, 60, 80, 100, 120, 140, 160, 180 or 200.
Changes Take Effect: At start/restart

Specifies the length of time represented by the audio in a sent-ahead packet. It is used for delivering prefilled audio to PSTNC less frequently so that no packet would be dropped under high load. It takes effect only for media format that has fixed frame size, and only when it is bigger than the default or negotiated ptime for the given media format.

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