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  • ATIS T1.TR.82-2003

ATIS T1.TR.82-2003

SIP Network Operators Implementers Guide for Pre-Paid Calling Card, with DTMF Detection at the PSTN-IP Gateway

The Alliance for Telecommunications Industry Solutions, 09/01/2003

Publisher: ATIS

File Format: PDF

$55.00$110.00


Published:01/09/2003

File Size:1 file , 570 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

This document provides a solution for the implementation of a Pre-Paid Calling Card application in the IP domain for circuit switched orginated calls. The SUBSCRIBE and NOTIFY requests are used to request DTMF monitoring and notification of detection in order to enable caller-initiated re-origination request while a call is in progress.

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