CGI是: “公共网关接口”(Common Gateway Interface)的简称
　　是Web服务器和主机应用程序之间进行信息交换的一种接口标准或规范。
　　通过CGI，Web服务器可以激活一个应用程序，同时将用户提交的数据传递给这个程序，随后，又可将该程序的响应（输出）返回给浏览器。(Intelligent home network system is a high-tech product brought by the information age, and it involves all the wisdom in the family network
The operation and management of equipment, equipment and systems, as well as the application of computer technology, communication network technology and automatic control technology. it
The ultimate goal is to meet the needs of people for safety, comfort, convenience and environmental protection.)