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1.网络编程有两种通信模型C/S(Client/Server)基于客户端和服务器端，实现代码时候需要实现客户端与服务器端B/S(Browser/Server)基于Http网页和服务器端，实现时候只需要实现服务器端即可2.Echo模型（服务器与客户端实现通信）所谓Echo模型就是指的是客户端发送消息到...

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【Java 网络编程】UDP 服务器客户端通信 ( DatagramSocket | DatagramPacket | UDP 发送数据包 | UDP 接收数据包 | 端口号分配使用机制 )

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DatagramSocket类是java通过UDP通信的途径。UDP仍位于IP层的上面。你可以用DatagramSocket类发送和接收UDP数据包。 UDP 和TCP UDP工作方式和TCP有点不同。当你通过TCP发送数据时，你先要创建连接。一旦TCP连接建立了，TCP会保证你的数据传递到对端，...

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