| 该建议书标题尚未译为中文。 |
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ITU-T E.169建议书详细阐述了ITU-T E.164建议书中有关国际通用免费电话号码编号方案（UIFN）在国际电联E.152建议书所确定的国际免费电话业务（IFS）提供中的应用。依据服务提供商和UIFN登记处自UIFN于1997年初启用后获得的经验，本建议书进行了修正和完善。
本建议书最初编号为E.169。经过重新编号为E.169.1，构成169.x系列建议书的组成部分，用来描述各类不同国际业务的编号方案和分配程序。 |
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| Citation: |
https://handle.itu.int/11.1002/1000/13736 |
| Series title: |
E series: Overall network operation, telephone service, service operation and human factors
E.100-E.229: International operation
E.160-E.169: Numbering plan of the international telephone service |
| Approval date: |
2019-02-28 |
| Approval process: | TAP |
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Status: |
In force |
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Maintenance responsibility: |
ITU-T Study Group 2 |
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Further details: |
Patent statement(s)
Development history
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ITU-T Supplement
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Title
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Status
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Summary
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Table of contents
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Download
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E-100 series Suppl. 1 (02/2019)
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ITU-T E.100 series – Framework of disaster management for disaster relief system
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In force
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here
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here
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here
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E Suppl. 11 (06/2020)
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Criteria for M2M/IoT-related assignments under Recommendation ITU-T E.164.1 and Recommendation ITU-T E.212 Annex A
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In force
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here
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here
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here
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| Title |
Approved on |
Download |
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Radio fequency-level based single-number indicator for mobile network usefulness for a given range of applications
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2023
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here
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Technical Report on analysis of ITU-T F.930
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2020
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here
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Identify call location for emergency service
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2020
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here
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