标准号：ITU-T E.157 SPANISH-2009
实施状态：现行
中文名称：国际呼叫方号码传送.2号研究组
英文名称：International calling party number delivery
发布日期：2009
标准简介：This Recommendation provides guidance for international calling party number delivery, which is technology neutral. The mechanism to assess the veracity of a particular calling party number (i.e., the international E.164 number) is out of the scope of this Recommendation. Any agreement in countries is a national matter and is not considered in this Recommendation.
文件格式：PDF
文件大小：244.97KB
文件页数：14
（以上信息更新时间为：2019-11-26）
ITU-T E.157 SPANISH-2009 国际呼叫方号码传送.2号研究组.pdf
(244.97 KB)
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