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ITU-T U.203
ITU-T U.203 Technical requirements to...
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ITU-T M.1020
ITU-T M.1020 Characteristics of...
ITU There are 5320 products.
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ITU-T Q.930
ITU-T Q.930 Digital subscriber signalling system No. 1 (DSS 1) - ISDN user-network interface layer 3 - General aspects
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ITU-T Q.953.2
ITU-T Q.953.2 Stage 3 description for call completion supplementary services using DSS 1 : Call hold
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ITU-T S.1
ITU-T S.1 International telegraph alphabet No. 2
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ITU-T U.1
ITU-T U.1 Signalling conditions to be applied in the international telex service
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ITU-T U.11
ITU-T U.11 Telex and gentex signalling on intercontinental circuits used for intercontinental automatic transit traffic (Type C signalling)
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ITU-T U.45
ITU-T U.45 Response to the not-ready condition of the telex terminal
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ITU-T U.101
ITU-T U.101 Signalling systems for the Intex service (Types E and F signalling)
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ITU-T U.40
ITU-T U.40 Reactions by automatic terminals connected to the telex network in the event of ineffective call attempts or signalling incidents
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ITU-T U.206
ITU-T U.206 Technical requirements for interworking between the international telex service and the videotex service
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ITU-T U.200
ITU-T U.200 The international telex service - General technical requirements for interworking
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ITU-T U.207
ITU-T U.207 Technical requirements to be met for the transfer of messages between terminals of the international telex service and group 3 facsimile terminals connected to the PSTN
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ITU-T U.220
ITU-T U.220 The international telex service - Technical requirements for a status enquiry function in an interworking scenario
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