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1 x ITU-T G.211$12.50 -
1 x DIN EN...$26.24
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1 x JIS F...$10.50
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1 x ITU-T G.223$12.50
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ITU There are 5320 products.
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ITU-T D.231
ITU-T D.231 Charging and accounting principles relating to the user-to-user information (UUI) supplementary service
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ITU-T D.251
ITU-T D.251 General charging and accounting principles for the basic telephone service provided over the ISDN or by interconnection between the ISDN and the public switched telephone network
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ITU-T D.606R
ITU-T D.606R Preferential rates in telecommunication relations between countries in Africa
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ITU-T D Supplement 1
ITU-T D Supplement 1 Cost and tariff study method
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ITU-T D Supplement 2
ITU-T D Supplement 2 Method for carrying out a cost price study by regional tariff groups
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ITU-T E.401
ITU-T E.401 Statistics for the international telephone service (number of circuits in operation and volume of traffic)
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ITU-T E.413
ITU-T E.413 International network management; Planning
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ITU-T E.414
ITU-T E.414 International network management; Organization
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ITU-T E.420
ITU-T E.420 Checking the quality of the international telephone service - General considerations
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ITU-T E.421
ITU-T E.421 Service quality observations on a statistical basis
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ITU-T E.423
ITU-T E.423 Observations on traffic set up by operators
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ITU-T E.427
ITU-T E.427 Collection and statistical analysis of special quality of service observation data for measurements of customer difficulties in the international automatic service
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