DDN

Most MILNET hosts will change to the DDN domain.

大多数美国军用网络主机将更改为数字数据服务域。

This paper presents a new encryption system of H. 320 videoconference on DDN network.

本文基于DDN通信网络，提出了一种H。320视频会议加密系统。

Using the designing practice of shenzhen DDN as an example, the detail explanations are made.

以深圳市这种网的设计为例，对这种网进行了具体的解释和说明。

Then I discuss the potential development prospect of the DDN business of Jiaozuo from the market Angle.

又从市场角度，分析了焦作ddn业务的潜在发展前景。

We have analyzed the IP signal quality, and suggested to replace the DDN transmission with IP transfer technique in future.

对IP数据传输的质量进行了分析，并对将来用IP传输代替DDN传输提出了建议。