VTech VDP650, Руководство администратора и поставки

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VDP650 Administrator and Provisioning Manual
Session Timer
Jitter Buffer
Keep Alive
Setting Description
Enable Session Timer Enables or disables the SIP session timer. The session
timer allows a periodic refreshing of a SIP session using
the RE-INVITE message.
Minimum value (secs) Sets the session timer minimum value (in seconds) for
account x.
Maximum value (secs) Sets the session timer maximum value (in seconds) for
account x.
Setting Description
Fixed Enable fixed jitter buffer mode.
Fixed Delay (ms) If Fixed is selected, enter the fixed jitter delay.
Adaptive Enable adaptive jitter buffer mode.
Normal Delay (ms) If Adaptive is selected, enter the normal or “target” delay.
Minimum Delay (ms) Enter the minimum delay.
Maximum Delay (ms) Enter the maximum delay. This time, in milliseconds, must
be at least twice the minimum delay.