VTech ErisTerminal SIP Deskset VSP736, Руководство администратора и поставки

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VSP736 Administrator and Provisioning Manual
Jitter Buffer
Keep Alive
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.
Setting Description
Enable Keep Alive Enable SIP keep alive in service of NAT traversal and as a
heartbeat mechanism to audit the SIP server health status.
Once enabled, OPTIONS traffic should be sent whenever
the account is registered. OPTIONS traffic will occur
periodically according to the keep-alive interval.
Keep Alive Interval
(secs) Set the interval at which the OPTIONS for the keep-alive
mechanism are sent.
Ignore Keep Alive
Failure Enable the phone to ignore keep-alive failure, if the failure
can trigger account re-registration and re-subscription (and
active calls are dropped).