The Video Conference can be implemented based on PSTN (Tele-video) or ISDN.However, the Video Conference based IP network has more advantages so that it can be more applied in remote education.

• 摘要目前，用于远程教学的视频会议主要有桌面可视电话系统和基于ISDN的可视会议系统，但基于IP会议电视系统所具有的优越性，使其在远程教学中有更广阔的应用空间。