YD/T 1522.4-2009Technical Requirements for Session Initiation Protocol. Part 4: SIP's Applications about call control Based on Softswitching Network (English PDF)
会话初始协议(SIP)技术要求 第4部分基于软交换网络呼叫控制的SIP协议
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
June 15, 2009
Implementation date
September 1, 2009
Scope
YD/T 1522.4-2009 is the English-translated version of 会话初始协议(SIP)技术要求 第4部分基于软交换网络呼叫控制的SIP协议.
YD/T 1522.4-2009 — This standard specifies the softswitch network support SIP message format and content, including SIP/SIP-I protocol softswitch network for basic services, supplementary services, connectivity checks and various business support technologies such as signaling processes requirements.
This standard applies to our use of SIP/SIP-I protocol fixed softswitch network equipment and terminals.
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Document preview — YD/T 1522.4-2009
National Standard of the People's Republic of China
- ICS
- 33.040.30
- Classification
- M 12
Issued by: Ministry of Industry and Information Technology
Contents
- What this standard covers1
- Document data2
- Standards quoted by this document3
What this standard covers
This standard specifies the softswitch network support SIP message format and content, including SIP/SIP-I protocol softswitch network for basic services, supplementary services, connectivity checks and various business support technologies such as signaling processes requirements. This standard applies to our use of SIP/SIP-I protocol fixed softswitch network equipment and terminals. Does not apply to nomadic services, mobile services.
Document data
International classification (ICS): 33.040.30.
Chinese classification (CCS): M12.
Estimated length of the Chinese original: 30,337 words.
Standards quoted by this document
YD/T 1522.1-2006; YD/T 1522.3-2006; YD/T 1522.31-2009; YD/T 1936-2009; YDN 038-1997; YDN 065-1997; YDC 045-2007; IETF RFC 3326; IETF RFC 3903; IETF RFC 4028
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.
Referenced standards
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Related Standards
YD/T 1522.2-2006 — Technical Requirements for Session Initiation Protocol Part 2: Applications about call control based on SIP
YD/T 1522.3-2006 — Technical Requirements for Session Initiation Protocol. Part 3: Interworking between ISUP and SIP
YD/T 1522.31-2009 — Technical Requirements For Session Initiation Protocol. Part 3: Interworking between ISUP and SIP-Supplement 1
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