This supplement defines standard terminology for a common understanding of the different aspects of number portability within an ITU-T E.164 numbering plan. It identifies numbering and addressing formats, call flows, network architectures, database structures, and routing approaches that will provide alternative methods of implementation. It also proposes some examples of the administrative and operational processes required for the successful implementation of number portability.
ITU-T E.164 SUPP 2-2012由国际电信联盟 IX-ITU 发布于 2012-03-01。
ITU-T E.164 SUPP 2-2012 在中国标准分类中归属于: M12 通信网编号、信号、接续。
* 在 ITU-T E.164 SUPP 2-2012 发布之后有更新,请注意新发布标准的变化。
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