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| Core Network Service is the core backbone of voice service in wire/wireless network. Using Core Network service, users are able to get the varied voice service through wire/wireless network. The examples of solutions that is based on the Core Network service are AIN-IP, PPS (Prepaid/Postpaid System), VAD (Voice Activated Dialing), CMX (Call Mixer eXchange), and so on. |
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| Domestic |
SKT 3G Dual Stack IP, KT Powertel, SKT Nate, Aton Telecom |
| Overseas |
APBW in Taiwan, MTC in Mongolia, PTC in Yemen, China Mobile, China Unicom |
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