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ITU-T Home : Study groups : ITU-T Recommendations : ITU-T E.157 (11/2009)
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ITU-T E.157 (11/2009) عربي | 中文 | English | Español | Français | Русский
国际主叫方号码传送
本建议书为技术中立的国际主叫方号码传送提供了指导,澄清了主叫方号码传送和号码识别增补服务之间的关系。国际主叫方号码传送是指跨境的主叫方号码传送。
Approval date: 2009-11-24
Provisional name:E.cpnd
Approval process:TAP
Status: In force
Maintenance responsibility: ITU-T Study Group 2
Further detail(s): Patent statement(s)
Development history
Ed. ITU-T Recommendation Status Summary Table of Contents Download
1 E.157 (11/2009) In force
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