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http://www.jianshu.com/p/5c29c6c6d28c

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http://www.jianshu.com/p/5c29c6c6d28c

能够成功通过http访问服务端的

http://m.blog.csdn.net/wangshuang1631/article/details/73251180

netty入门

http://www.cnblogs.com/liuming1992/p/4758532.html

基于netty的心跳检测

http://blog.csdn.net/asd13141718/article/details/44203075