浅谈数字数据网(DDN)

Opinions about the Digital Data Network(DDN)

介绍了 DDN的定义和结构组成 ,阐述了 DDN比模拟数据网优越的特点及业务能力 ,说明了在银行、铁路、民航、医院等方面的应用 ,并为顺应时代的发展而扩大网络服务对象 ,搞好网络的建设管理 。

This article deals with the definition, structure and formation of DDN and describes the superior characteristics and functional abilities of DDN to those of simulate digital net. Applications and functions are being played in banks, railways, civil aviation, hospitals, etc., and the scope of services has been enlarged so as to keep pace with the development of the time. A good job has been done in the construction and management of the net so that the superiority of the net can be dug out to the best advantage.