SATATM利用卫星互连atm网络，提供多点通信的信道。
SATATM interconnects the ATM network with satellite to provide multipoint communication.
多点通信是网络支持多媒体业务的关键技术之一。
Multicast is becoming a key requirement of networks supporting multimedia applications.
多点通信是网络支持多媒体业务的关键技术之一。
Multicast is becoming a key requirement of networks supporting multimedia applications.
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