建设宽带社区可通过电话线、有线电视网络及高速以太网、全光纤网络、无线接入等方案实现。从实践来看,这几种方案在网络接入方式、用户负担的成本、可以提供的服务内容等方面不尽相同,所适用的范围也大不一样,因此构建宽带社区必须因地制宜。下面将试图比较一下这几种方案的特 Construction of broadband community through telephone lines, cable television networks and high-speed Ethernet, all fiber optic networks, wireless access and other programs to achieve. From a practical point of view, these programs vary in terms of network access methods, user-borne costs, service content that can be provided, and the scope of application. Therefore, the construction of a broadband community must be tailored to local conditions. The following will try to compare these special programs