ITU H.324:2005
ITU H.324:2005 Terminal For Low Bit-rate Multimedia Communication Describes terminals for low bit rate multimedia communication, utilizing V.34 modems operating over the GSTN.
Table of Contents
1Scope1.1Blockdiagramandfunctionalelements
1.2Systemelementsoutsidethescopeofthis
Recommendation
1.3FunctionalelementscoveredbythisRecommendation
2References
2.1Normativereferences
2.2Informativereferences
3Definitions
4Abbreviations
5Conventions
6Functionalrequirements
6.1Requiredelements
6.2Informationstreams
6.3Modem
6.4Multiplex
6.5Controlchannel
6.6Videochannels
6.7Audiochannels
6.8Datachannels
7Terminalprocedures
7.1PhaseA-Callset-upofvoicebandchannel
7.2PhaseB-Initialanaloguetelephonycommunication
7.3PhaseC-Establishmentofdigitalcommunication,
modemtraining
7.4PhaseD-Initialization
7.5PhaseE-Communication
7.6PhaseF-Endofsession
7.7PhaseG-Supplementaryservicesandcallclearing
8Interoperationwithotherterminals
8.1Speechonlyterminals
8.2H.320multimediatelephoneterminalsovertheISDN
8.3Multimediatelephoneterminalsovermobileradio
9Optionalenhancements
9.1Datafacilities
9.2Encryption
9.3Multilink
10Multipointconsiderations
10.1Establishmentofcommonmode
10.2Multipointratematching
10.3Multipointlipsynchronization
10.4Multipointencryption
10.5CascadedMCUoperation
11Maintenance
11.1Loopbacksformaintenancepurposes
AnnexA-Protocolstackforcontrolchannel
A.1General
A.2SRPmode
A.3LAPM/V.42mode
A.4WNSRPcontrolframesignallingonthecontrolchannel
AnnexB-HDLCframestructuretransparencyforasynchronous
transmission
AnnexC-Multimediatelephoneterminalsovererrorprone
channels
C.1Abstract
C.2General
C.3Changestoprocedures
C.4Interworking
C.5Terminalprocedures
C.6Initializationofmultiplexlevelatthestartofa
session
C.7Dynamicchangeofleveloroptionduringsession
C.8Controlchanneldefinitionformobileterminals
AnnexD-OperationonISDNcircuits(H.324/I)
D.1Scope
D.2References
D.3Definitions
D.4Functionalrequirements
D.5Terminalprocedures
AnnexE-TimerT401initializationforoperationover
geostationarysatellitechannels
E.1Introduction
E.2Determinationoftimervalue
E.3Timertuningprocedure
AnnexF-Multilinkoperation
F.1Scope
F.2References
F.3Functionalrequirements
F.4Overview
F.5Procedures
F.6MaximumTransmitSkew
F.7Sequencediagramforestablishmentofmultilink
operation
AnnexG-UsageofISO/IEC14496-1genericcapabilitiesin
H.324terminals
G.1Scope
G.2References
G.3General
G.4ChoiceoferrorprotectionforISO/IEC14496data
streams
G.5FramingofISO/IEC14496-1datastreams
AnnexH-Mobilemultilinkoperation
H.1Scope
H.2Definitionsandformatconventions
H.3Functionalrequirements
H.4Overview
H.5MobileMultilinklayerspecification
H.6Procedures
H.7Headermodes
AnnexI-UsageofHTTPGenericCapabilityinH.324terminals
I.1General
I.2LogicalchannelforHTTP
I.3HTTPGenericCapability
I.4References
AnnexJ-ASN.1OIDsdefinedinthisRecommendation
J.1SummaryofOIDsdefinedinthisRecommendation
J.2Sessionresetcapabilityidentifier
AppendixI-Bitandoctetorder
AppendixII-V.8biscodepoints