Based on the implementation of urban planning management platform with one network with three layers in Guangzhou, the article explores its objectives, implementation strategy and method.

The Design and Implementation of Triple Play in Intelligent Community Based on HFC Network;

Tang Gang Triple Play Possibility Technique Argument;

In recent years,along with the spread and upgrade of electronic affair of government in various places,for "three networks and one database" network system, more strict requirements,such as safety,robust,expansion,were put forward.

At present, the governmental information framework has been founded based on "three networks and one database", additionally, the construction for E-government has also possessed sturdy Technical infrastructure and wide market demand.

A realizing scheme for unified network;

unified network,is presented in this paper.

The conception and technology for the syncretization of three networks:telephone, computer and electric power ——practice process and prospect for convergence of three networks and the latest development of power-line communication;

The conception and technology for the convergence of three networks:telephone, computer and electric power(2) ——technological problem needing to solve of the convergence of three networks;