You can also use this function from a client setting to restrict the interface that should be used for an outgoing connection.

也可以在客户端设置中使用这个函数，以便限制应当供出去的连接所使用的接口。

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When the client issues connect, the tcp_output function is called at the protocol layer, which outputs the SYN packet onto the interface.

当客户端发布connect时，在协议层调用tcp _ out put函数，将SY n包输出到接口。

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Then it narrates the design of software process to client and center monitor, and introduces the detail of function module development and database design. Finally it provides the software interface.

然后对客户端和监控中心的软件设计流程作了详细说明介绍，并对各功能模块和数据库进行了详尽的设计说明，最后给出了软件界面的实现。

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