The LIDB provides subscriber information such as calling card information/validation,third-party billing instructions and originating line number screening which provides information regarding custom calling features.
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美
- LIDB 提供如呼叫卡信息/验证这样的用户信息、第三方记帐说明和始发线路号码屏蔽,该屏蔽可提供用户呼叫特性的相关信息。