c#TCP异步客户端

三个帖子：

C# 异步 TCP 通讯完整实现 https://blog.csdn.net/clb929/article/details/79428112

C# 对 TCP 客户端的状态封装 https://www.cnblogs.com/gaochundong/archive/2013/04/14/csharp_async_tcp_client.html (相关的版主博客和github https://www.cnblogs.com/Leo_wl/p/6002060.html https://github.com/gaochundong/Cowboy/blob/master/Cowboy/Cowboy.Sockets/Tcp/Client/TAP/AsyncTcpSocketClient.cs)

c# socket 客户端异步实现 http://www.javashuo.com/article/p-tjrnofnf-hv.html