Stage 2 Description for Multiparty Supplementary Services Clause 1 - Conference Calling (CONF) - General Recommendations on Telephone Switching and Signalling Functions and Information Flows for Services in the ISDN (Study Group XI)
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.