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� Home : ITU-T : Publications : Recommendations : Q�Series : Q.954.1 : Q.954.1 (03/93)
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Q.954.1�:�Stage 3 description for multiparty supplementary services using DSS 1 : Conference calling �

Recommendation Q.954.1 (03/93)

Approved in 1993-03-12

Status : In force

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Table of Contents

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PDF Document PDF (acrobat)

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