摘要：
最近利用Apache Mina实现了一个http服务，发布到linux下发现无法访问，通过HttpClient来发送http请求时，报如下错误：Exception in thread "main" org.apache.http.conn.HttpHostConnectException: Connection to http://10.5.20.96:8011 refused at org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnection 阅读全文
