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单词 Service Data Point
释义

Service Data Point

英语百科

Service data point

A service data point is the node in the IN GSM which is responsible for providing subscriber information. A GSM network element that needs information about subscriber will interrogate the SDP about such information.

The operator has to define all the rate plans in SDP. The SDP is being interrogated on a periodical interval to evaluate the validity of the current call by the subscriber. The validity is being measured according to several criteria:

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更新时间:2025/6/19 8:02:58