Supplement to Recommendations ITU-T Q.3610 and ITU-T Q.3611 - Service flows for customized multimedia ring-back tone (CRBT) and customized multimedia ringing tone (CRT) services |
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Supplement 60 to ITU-T Q-series Recommendations provides the service flows for customized multimedia ring-back tone (CRBT) and customized multimedia ringing tone (CRT) services in next generation networks (NGNs). |
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