ITU-T H.224 (01 2005) (英) A real time control protocol ……

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1、InternationalTelecommunicationUnionITU-TH.224TELECOMMUNICATION(01/2005)STANDARDIZATIONSECTOROFITUSERIESH:AUDIOVISUALANDMULTIMEDIASYSTEMSInfrastructureofaudiovisualservices–TransmissionmultiplexingandsynchronizationArealtimecontrolprotocolforsimplexapplicationsusingtheH.221LSD/HS

2、D/MLPchannelsITU-TRecommendationH.224ITU-TH-SERIESRECOMMENDATIONSAUDIOVISUALANDMULTIMEDIASYSTEMSCHARACTERISTICSOFVISUALTELEPHONESYSTEMSH.100–H.199INFRASTRUCTUREOFAUDIOVISUALSERVICESGeneralH.200–H.219TransmissionmultiplexingandsynchronizationH.220–H.229SystemsaspectsH.230–H.239Co

3、mmunicationproceduresH.240–H.259CodingofmovingvideoH.260–H.279RelatedsystemsaspectsH.280–H.299SystemsandterminalequipmentforaudiovisualservicesH.300–H.349DirectoryservicesarchitectureforaudiovisualandmultimediaservicesH.350–H.359Qualityofservicearchitectureforaudiovisualandmulti

4、mediaservicesH.360–H.369SupplementaryservicesformultimediaH.450–H.499MOBILITYANDCOLLABORATIONPROCEDURESOverviewofMobilityandCollaboration,definitions,protocolsandproceduresH.500–H.509MobilityforH-SeriesmultimediasystemsandservicesH.510–H.519Mobilemultimediacollaborationapplicati

5、onsandservicesH.520–H.529SecurityformobilemultimediasystemsandservicesH.530–H.539SecurityformobilemultimediacollaborationapplicationsandservicesH.540–H.549MobilityinterworkingproceduresH.550–H.559Mobilemultimediacollaborationinter-workingproceduresH.560–H.569BROADBANDANDTRIPLE-P

6、LAYMULTIMEDIASERVICESBroadbandmultimediaservicesoverVDSLH.610–H.619Forfurtherdetails,pleaserefertothelistofITU-TRecommendations.ITU-TRecommendationH.224ArealtimecontrolprotocolforsimplexapplicationsusingtheH.221LSD/HSD/MLPchannelsSummaryThisRecommendationprovidesasimpleyetflexib

7、leprotocolforsimplex,lowdelayapplicationssuchasfarendcameracontrolandtextconversationusingtheLSD,HSD,andMLPchannelsdefinedinITU-TRecsH.221andH.243.This2004revisedversionaddsaGenericCapabilityObjectIdentifierinclause11,whichenablestheuseoftheH.224protocolwithsystemsaccordingtoITU

8、-TRec.H.245.SourceITU-TRecommendationH.224wasap