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ITU There are 5320 products.
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ITU-T X.721
ITU-T X.721 Information technology - Open Systems Interconnection - Structure of management information: Definition of management information
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ITU-T X.733
ITU-T X.733 Information technology - Open Systems Interconnection - Systems Management: Alarm reporting function
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ITU-T Q.955.1
ITU-T Q.955.1 Stage 3 description for community of interest supplementary services using DSS 1 : Closed user group
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ITU-T Q.951.2
ITU-T Q.951.2 Stage 3 description for number identification supplementary services using DSS 1 : Multiple subscriber number (MSN)
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ITU-T Q.951.1
ITU-T Q.951.1 Stage 3 description for number identification supplementary services using DSS 1; Section 1: Direct-Dialling-In (DDI); Section 2: Multiple Subscriber Number (MSN); Section 8: Sub-adressing (SUB)
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ITU-T Q.733.1
ITU-T Q.733.1 Stage 3 description for call completion supplementary services using no. 7 signalling system; Section 1: Call waiting (CW)
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ITU-T Q.731.8
ITU-T Q.731.8 Stage 3 description for number identification supplementary services using Signalling System No. 7 : Sub-addressing (SUB)
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ITU-T Q.81.2
ITU-T Q.81.2 Stage 2 description for number identification supplementary services : Multiple subscriber number
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ITU-T Q.85.1
ITU-T Q.85.1 Stage 2 description for community of interest supplementary services : Closed user group
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ITU-T Q.83.2
ITU-T Q.83.2 Stage 2 description for call completion supplementary services; Section 2: Call hold (Rev.1)
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ITU-T Q.81.8
ITU-T Q.81.8 Stage 2 description for number identification supplementary services : Sub-addressing (SUB)
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ITU-T Q.953.1
ITU-T Q.953.1 Stage 3 description for call completion supplementary services using DSS 1; Section 1: Call waiting
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