本文全面讲述使用特定协议时应该留意的一些特征，其中包括一些基本的网络连接原理。另外，我们还将讨论如何通过程序向Wi n s o c k查询协议信息，并探讨针对一种具体协议创建套接字所需的基本步骤。-In this paper, a comprehensive agreement on the use of specific attention should be drawn to some of the characteristics, including some of the basic principles of network connections. In addition, we will also discuss how the adoption of procedures to Wi nsock query protocol information, and to explore a specific agreement for the creation of the basic steps required socket.