Multitech MVP 800 Especificaciones descargar pdf (Pagina 43)

 Chapter4–ConfiguringYourMultiVOIP

MultiVOIP®Voice/FaxoverIPGateways 43

Voice/FaxParameterDefinitions(continued)

FieldName Values Description

DynamicJitter

DynamicJitterBuffer DynamicJitterdefinesaminimumandamaximumjittervalueforvoice

communications.WhenreceivingvoicepacketsfromaremoteMultiVOIP,varying

delaysbetweenpacketsmayoccurduetonetworktrafficproblems.Thisiscalled

Jitter.Tocompensate,theMultiVOIPusesaDynamicJitterBuffer.TheJitterBuffer



enablestheMultiVOIPtowaitfordelayedvoicepacketsbyautomaticallyadjusting

thelengthoftheJitterBufferbetweenconfigurableminimumandmaximumvalues.

AnOptimizationFactoradjustmentcontrolshowquicklythelengthoftheJitter

Bufferisincreasedwhenjitterincrease sonthenetwork.Thelengthofthejitter

bufferdirectlyaffectsthevoicedelaybetweenMultiVOIPgateways.

MinimumJitterValue 60to400

ms

Theminimumdynamicjitterbufferof60millisecondsistheminimumdelaythat

wouldbeacceptableoveralowjitternetwork.

Default=150ms

MaximumJitterValue 60to400

ms

Themaximumdynamicjitterbufferof400millisecondsisthemaximumdelay

tolerableoverahighjitternetwork.

Default=300ms

OptimizationFactor 0to12 TheOptimizationFactordetermineshowquicklythelengthoftheDynamicJitter

Bufferischangedbasedonactualjitterencounteredonthenetwork.Selectingthe

minimumvalueof0meanslowvoicedelayisdesired,butincreasesthepossibilityof

jitter‐inducedvoicequalityproblems.Selectingthemaximumvalueof12means

highestvoicequalityunderjitterconditionsisdesiredatthecostofincreasedvoice

delay.

Default=7.

AutoDisconnect

Automatic

Disconnection

‐‐ TheAutomaticDisconnectiongroupprovidesfouroptionswhichcanbeusedsingly

orinanycombination.

JitterValue 1‐65535 TheJitterValuedefinestheaverageinter‐arrivalpacketdeviation(inmilliseconds)

beforethecallisautomaticallydisconnected.Thedefaultis300milliseconds.A

highervaluemeansvoicetransmissionismoreacceptingofjitter.Alowervalue is

lesstolerantofjitter.

Inactivebydefault.Whenactive,default=300ms.However,valuemustequalor

exceedDynamicMinimumJitterValue.

CallDuration 1‐65535 CallDurationdefinesthemaximumlengthoftime(inseconds)thatacallremains

connectedbeforethecallisautomaticallydisconnected.

Inactivebydefault.

Whenactive,default=180sec.

Thismaybetooshortforsomeconfigurations,requiringupwardadjustment.

ConsecutivePackets

Lost

1‐65535 ConsecutivePacketsLostdefinesthenumberofconsecutivepacketsthatarelost

afterwhichthecallisautomaticallydisconnected.

Inactivebydefault.

Whenactive,default=30

NetworkDisconnection 1to65535;

Default=

30sec.

SpecifieshowlongtowaitbeforedisconnectingthecallwhenIPnetworkconnectivity

withtheremotesitehasbeenlost.

ConfigurablePayloadType

TheConfigurablePayloadTypeisnotavailableonthe–SSseries.

TheConfigurablePayloadTypeislocatedonthebottomoftheVoice/Faxwindow.TheConfigurablePayload

Typeisusedwhentheremotesideusesadifferentpayloadtypefortheassociatedfeatures.Inprevious

firmwareversions,MultiVOIP’sused101for

DTMFRFC2833.Iftheremotesideusessomeotherdynamic

payloadtypesuchas110,itfails.Toavoidthesefailures,thepayloadtypesareconfigurable.

DTMFRFC2833ConfigurablePayloadTypeissupportedonlyforSIP&SPPandnotforH.323.

1 2 ... 38 39 40 41 42 43 44 45 46 47 48 ... 152 153

Comentarios a estos manuales

Sin comentarios

Multitech MVP 800 Especificaciones Pagina 43

Comentarios a estos manuales