| 摘要 |
An interface system (1) interacts on one side in a TCP/IP environment with a client application via an API 3. On the other side the system (1) interacts in a mobile network environment with an HLR 4 via a TCAP API 5, a signalling interface unit (6) and an SS7 network (7). It allows subscribers to use functionality such as feature code services in a more comprehensive and versatile manner.
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