In today' extremely competitive business environment, information is the key to success. To make decision quickly and accurately, corporate management needs access to data quickly and reliability in order to stay ahead of competitors. The Digital Data Network service is a data communication service ,transmitting signals via the lines of the telephone network. Transmission speed is between  2,400 b/s and 2.048 Mb/s. It can support accurate and speedy transmission and reception of data for all kind of businesses.

A Digital Data Network makes it possible to share data within the company and with external organizations. Coordination of work can be done efficiently and effectively. Different locations of organization units and time constraints will be removed. Enter a new world of data transmission and network power with ETC's DDN. This cost-effective private leased line offers a wide range of secure, high-speed, and reliable transmission.

Digital Data Network (DDN) provides virtually error free and transparent transmission paths in digital manner for applications require high bandwidth and sensitive to delay including interconnecting LAN, Video Conference, and for constructing private network running high level - protocol like X.25, frame relay.

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