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ViewPoint 8650C
User Guide
B
Reference Standards and Certifications
Framework Protocols
Issue 10 (2013-07-20)
System framework protocols
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H.323: Packet-based multimedia communications systems
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SIP: Session Initiation Protocol
Audio protocols
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G.711: Pulse code modulation (PCM) of voice frequencies
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G.722: 7kHz Audio-coding within 64 kbit/s
G.728: Coding of speech at 16kbit/s using low-delay code excited linear prediction
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HWBA: HUAWEI Wide Band Audio
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AAC_LD/AAC_LD: MPEC4 14496-3
Video protocols
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H.261: Video CODEC for audiovisual systems at p× 64 kbit/s
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H.263: Video coding for low bit rate communication
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H.264: Advance Video Coding For Generic Audiovisual Services
Real-time remote control protocols
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H.281: A far end camera control protocol for videoconferences using H.224
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H.282: Remote Device Control Protocol for Multimedia Applications Series H:
Audiovisual and Multimedia Systems Infrastructure of Audiovisual Services
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H.283: Remote Device Control Logical Channel Transport Series H: Audiovisual and
Multimedia Systems Infrastructure of Audiovisual Services
Audiovisual service frame structure protocols
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H.221: Frame structure for a 64 to 1920 kbit/s channel in audiovisual tele-services
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H.225.0: Media stream packetization and synchronization for visual telephone
systems on no-guaranteed quality of service LANs
Control signaling protocols
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H.230: Frame-synchronous control and indication signals for audiovisual system
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H.231: Multipoint control units for audiovisual systems using digital channels up to
1920 kbit/s
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H.235: Security and encryption for H series(H.323 and other H.245 based)multimedia
terminal
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H.239: ole management and additional media channels for H.300-series terminals
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