VNC连接失败：The connection was refused by the host computer
解决方法：1.用Xshell登陆自己的服务器2.在命令行中输入vncserver,命令行中出现：Warning: optimal6:2 is taken because of /tmp/.X2-lockRemove this file if there is no X server optimal6:2在命令行中输入：rm /tmp/.X2-lock...
