GB/T 21642.2-2008The technical requirements for video conference system devices based on IP-based network - Part 2: Multipoint Processor (English PDF)
基于IP网络的视讯会议系统设备技术要求 第2部分: 多点处理器（MP）
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
April 10, 2008
Implementation date
November 1, 2008
Scope
GB/T 21642.2-2008 is the English-translated version of 基于IP网络的视讯会议系统设备技术要求 第2部分: 多点处理器（MP）.
GB/T 21642.2-2008 is the Chinese standard "The technical requirements for video conference system devices based on IP-based network -- Part 2: Multipoint Processor".
Its scope clause reads: GB/T 21642 provisions of this Part of IP-based video conferencing system to achieve multi-media streaming processor (MP) in system location, the functions, number and address equipment needs, interface requirements, and performance requirements.
This section applies to point-based multi-processor (MP) IP network video conferencing system used in the device. Its clauses include terms and definitions, abbreviations; multi-processor control information to be processed; rtp/rtcp; performance indicators; power and grounding requirements; routine tests; environmental requirements.
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Document preview — GB/T 21642.2-2008
National Standard of the People's Republic of China
- ICS
- 33.040
- Classification
- M 33
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions, abbreviations
- 7 multi-processor control information to be processed
- 8 RTP/RTCP
- 12 Performance Indicators
- 13 Power and Grounding Requirements
- 14 Routine tests
- 15 environmental requirements
Foreword
GB/T 21642 "IP-based video conferencing system equipment technical requirements" is divided into four parts.
--- Part 1. Multipoint Controller (MC);
--- Part 2. Multi-Processor (MP);
--- Part 3. Gatekeeper (GK);
--- Part 4. Multipoint Control Unit (MCU).
This standard is one "IP video conferencing systems" series of standards. The name of the family structure and standards are expected as follows.
--- General technical requirements of IP-based network video conferencing systems;
--- IP-based video-conferencing equipment interoperability technical requirements;
--- Interworking technology requirements based emergency video conference system of different technologies;
--- IP-based video conferencing systems network equipment technology requirements - Part 1. Multipoint Controller (MC);
--- IP-based video conferencing systems network equipment technology requirements - Part 2. Multi-Processor (MP);
--- Based video conferencing system used in IP networks - Part 3. Gatekeeper (GK);
--- IP-based video conferencing systems network equipment technology requirements - Part 4. Multipoint Control Unit (MCU);
--- IP-based video conferencing system terminal technical requirements.
This section proposed by the People's Republic of China Ministry of Information Industry.
This part of the jurisdiction of the China Communications Standards Association.
This section drafted by. Ministry of Information Industry Institute of Telecommunications Transmission, ZTE Corporation.
1 Scope
GB/T 21642 provisions of this Part of IP-based video conferencing system to achieve multi-media streaming processor (MP) in System location, the functions, number and address equipment needs, interface requirements, and performance requirements.
This section applies to point-based multi-processor (MP) IP network video conferencing system used in the device.
2 Normative references
The following documents contain provisions which, through reference GB/T 21642 in this section constitute provisions of this section.
......
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
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB/T 2423.1Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
- GB/T 2423.2Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
- GB/T 3873General specifications for products packaging of communication equipments
- GB/T 18119-2000Video coding for low bit rate communication
- GB/T 21640-2008Technical standards for cooperation between equipments of IP-based video conference system
GB/T 2423.9 · GB 9254-1998 · GB/T 17618-1998 · YD/T 822-1996 · ITU-T H.235 · ITU-T H.245-2000 · ITU-T H.248-2000 · ITU-T H.264 · ITU-T H.323 · ITU-T H.341 · ITU-T G.711 · ITU-T G.722-1988 · ITU-T G.723.1-1996 · ITU-T G.728-1992 · ITU-T G.729-1996 · ITU-T P.861 · IEC IEEE802.3 · IEC IEEE802.3U · IEC IEEE802.3X
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Related Standards
GB/T 18119-2000 — Video coding for low bit rate communication
GB/T 191-2025 — Graphical symbols marking for handling and storage of packages
GB/T 1910-2015 — Newsprint
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