Terminal Equipment (TE); Integrated Services Digital Network (ISDN); Multipoint communications for audiovisual services; Main functionalities and basic requirements for Multipoint Control Units (MCUs)
终端设备(TE);综合业务数字网(ISDN);视听服务的多点通信;多点控制单元(MCU)的主要功能和基本要求
To define basic protocols and related functional requirements for an MCU which offers multipoint conference facilities to terminal equipment and systems supporting the videotelephony teleservice in the ISDN.