ATIS T1.TR.82
SIP Network Operators Implementers Guide for Pre-Paid Calling Card, with DTMF Detection at the PSTN-IP Gateway
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| Organization: | ATIS |
| Publication Date: | 1 September 2003 |
| Status: | active |
| Page Count: | 20 |
Document History
ATIS T1.TR.82
September 1, 2003
SIP Network Operators Implementers Guide for Pre-Paid Calling Card, with DTMF Detection at the PSTN-IP Gateway
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