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ISDN Protocol Administrator's and Developer's Guide ... - Intervoice

ISDN Protocol Administrator's and Developer's Guide ... - Intervoice

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<strong>ISDN</strong> Cause Code ValuesTable 14-10 below lists the cause code values for the <strong>ISDN</strong> informationelements. These values are st<strong>and</strong>ard in all Layer 3 modules of <strong>ISDN</strong>.Table 14-10. <strong>ISDN</strong> Cause Code ValuesCause CodeValueINVALID 0CHECK_OK 1INVALID_CHANNEL 6NORMAL_CLEARING 16USER_BUSY 17NO_USER_RESPONDING 18NO_USER_ANSWER 19CALL_REJECTED 21NUMBER_CHANGED 22DEST_OUT_OF_ORDER 27INVALID_NUMBER_FORMAT 28ENQUIRY_RESPONSE 30NORMAL_UNSPECIFIED 31NO_CIRCUIT 34TEMPORARY_FAILURE 41CIRCUIT_NOT_AVAILABLE 44RESOURCES_UNAVAILABLE 47QUALITY_OF_SERVICE_UNAVAILABLE 49REQUEST_FACILITY_UNAVAILABLE 50INVALID_BEARER 57SERVICE_NOT_AVAILABLE 63BEARER_CAP_NOT_IMPLEMENTED 65CHANNEL_TYPE_NOT_IMPLEMENTED 66REQUESTED_FACILITY_NOT_IMPLEMEN 69SERVICE_NOT_IMPLEMENTED 79INVALID_CRV 8114-42 <strong>ISDN</strong> <strong>Protocol</strong> Administrator’s <strong>and</strong> Developer’s <strong>Guide</strong> 60001262, First Edition

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