服务器监听80端口，提供WEB服务，能够响应浏览器发送的的HTTP GET请求，向浏览器返回静态HTML页面：

1、如果请求的URL是一个文件，并且该文件存在，返回请求的页面或文件。

2、如果这个文件不存在，返回404错误。

3、如果请求的是一个目录，返回目录的结构给客户端。

服务器通过fork子进程处理新的请求，实现并发处理。服务器能够记录访问日志，包括时间、客户端的IP地址和请求的URL。

-Server listens on port 80 to provide WEB service, able to respond to HTTP GET request sent by the browser, and the browser returns a static HTML page:

1, URL if the request is for a file, and the file exists, returns the requested page or file.

2. If this file does not exist, returns a 404 error.

3. If the request is a directory, the directory structure is returned to the client.

By fork child process server processing new requests, concurrent processing. Server access log to record, including the URL of time, the client s IP address and request.