In this paper, the author describes the C/S structure of the multimedia e-mail system which is based on H.323 recommendation. The synchronization model applied in the Server and the synchronization control method used in the Client are presented.

• 介绍了基于协议的多媒体邮件系统的客户服务器结构；论述了该系统中服务器端的同步模型和客户端的媒体同步控制机制。 H.；323/