YD/T 1142-2001Technical Requirements and Testing Method for IP Telephony Catekeeper (English PDF)
IP电话网守设备技术要求和测试方法
YD/T 1142 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| YD/T 1142-2005 | Technical requirements and testing methods for IP telephony gatekeeper | Valid |
| YD/T 1142-2001 | Technical Requirements and Testing Method for IP Telephony Catekeeper | Obsolete |
YD/T 1142-2001 is obsolete. It has been replaced by YD/T 1142-2005. This page sells the obsolete edition, for projects and contracts that still cite it.
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Level / Type
National · Recommended
Issue date
May 25, 2001
Implementation date
November 1, 2001
Scope
YD/T 1142-2001 is the English-translated version of IP电话网守设备技术要求和测试方法.
YD/T 1142-2001 is the Chinese industry standard "Technical Requirements and Testing Method for IP Telephony Catekeeper". It was issued on May 25, 2001, and took effect on November 1, 2001. It is obsolete: it has been replaced by YD/T 1142-2005.
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Document preview — YD/T 1142-2001
Contents
- Document data
1 Document data
Sector: Telecom (industry standard).
Date of issue: 2001-05-25.
Date of implementation: 2001-11-01.
Status: obsolete, replaced by YD/T 1142-2005.
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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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YD/T 1142-2001
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