服務器TIME_WAIT和CLOSE_WAIT區別及解決方案：http://itindex.net/detail/50213-%E6%9C%8D%E5%8A%A1%E5%99%A8-time_wait-close_wait

具體的代碼方面解決CLOSE_WAIT方案：http://blog.csdn.net/shootyou/article/details/6615051