YD/T 1277-2003Technical requirements and test methods for calling identification delivery in fixed telephone network - Part 1: Technical requirements (English PDF)
固定电话网主叫识别信息传送技术要求及测试方法 第1部分：技术要求
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Issued by
Ministry of Information Industry of the People's Republic of China
Level / Type
National · Recommended
Issue date
June 4, 2003
Implementation date
June 4, 2003
Scope
YD/T 1277-2003 is the English-translated version of 固定电话网主叫识别信息传送技术要求及测试方法 第1部分：技术要求.
YD/T 1277-2003 is the Chinese industry standard "Technical requirements and test methods for calling identification delivery in fixed telephone network - Part 1: Technical requirements".
It was issued on June 4, 2003 by the Ministry of Information Industry of the People's Republic of China, and took effect on June 4, 2003. It is in force.
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Document preview — YD/T 1277-2003
National Standard of the People's Republic of China
Issued by: Ministry of Information Industry of the People's Republic of China
Contents
- Document data
1 Document data
Sector: Telecom (industry standard).
Issuing body: Ministry of Information Industry of the People's Republic of China.
Date of issue: 2003-06-04.
Date of implementation: 2003-06-04.
Status: valid.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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