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ITU-T Q.84.1

ITU-T Q.84.1

Stage 2 description for multiparty supplementary services : Conference calling (CONF)

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This Recommendation describes the stage 2 of the Conference calling supplementary service supported by an ISDN. The stage 2 descriptions are comprised of the switching functions and signalling information flows. The Conference calling supplementary service provides a user with the ability to have a multi-connection between more than two parties.

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