Faxback Port Server - Manual Manuel d'utilisateur télécharger pdf (Page 51)

721F Cause31,Normalunspecified:TheTDMnetworkrejectedthecall,orterminatedaconnectedcallwitha

Q.850causecode31.Q.850remarksthat“callfailureinformationindicatingthefailureofacallduetothe

lapseofatimeoutorafaultnotcoveredbyspecificcauses(examples:expiry

oftimersQ.764notcoveredby

specificcauses,releaseofinterconnectedcircuit,etc.).”

7222 Cause33,Nocircuit/channelavailable:TheTDMnetworklackscapacitytohandlethiscall.Thiscanbedue

tonetworkcongestionoralackofinter‐carrierchannelstoaspecificcountryorNPA/NXX.

726F Cause

111,Protocolerrorunspecified:TheTDMnetworkcouldnotconnectthecallbecauseofan

unspecifiedfault.

AudioCodesMediaPackFXO:Thesedeviceswillreturnaprotocolerrorunspecifiedifitdoesnotdetect

dialtone.

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Faxback Port Server - Manual Manuel d'utilisateur Page 51