Outgoing calls to PSTN/PBX network through an H.323 gateway fail with a reorder tone after all the digits are dialed

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Wed, 11/18/2009 - 18:28
Jun 22nd, 2009
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Core Issue


Outgoing calls to Public Switched Telephone Network (PSTN) through an H.323 gateway could fail with these symptoms:


For outgoing call connection issues through a Media Gateway Control Protocol (MGCP) gateway, refer toOutgoing calls to a PSTN or PBX network through a MGCP gateway fail with symptoms like dead air or re-order tone

Resolution


If the reorder tone is heard after the complete number is dialed, then digit manipulation can occur at the route pattern, route list or by use of translation patterns.Refer External calls fail through the gateway router on Cisco CallManager - user hears the reorder (or fast busy) tone


To address this issue, perform these steps:


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