在邮槽建立的简单的客户机／服务器设计体系中，数据只能从客户机传到服务器，数据通信是单向进行的。服务器进程的职责是创建一个邮槽，而且是能从邮槽读取数据的唯一一个进程。邮槽客户机进程则负责打开邮槽的"实例"，该进程是能够向其中写入数据的唯一一种进程。

-In the mail slot to establish a simple client/server design system, the data can only be transmitted from the client server, data communication is carried out in a one-way. Server process is responsible for creating a mail slot, but also to read data from the mail slot only a process. Mail slot client process is responsible for the mail slot to open the " instance" , the process is able to write to only a process.