Use xshell to connect to ubuntu Installation Network to select bridge, and then set static IP in ubuntu, In order to connect through ssh, pay attention to the encoding to select UTF-8 validation steps: www.2cto.com (1) input: ps-e | grep ssh if the service has been started, you can see "ssh-agent" and "sshd" at the same time. If the service is not started or the service is not installed, (2) enter sudo apt-get install openssh-server to install the service. (3) You can test the connection to the local machine using SSH to check whether the logon is successful. Enter the command: ssh-l username host, and then the system will prompt you to enter the password. If the password is correct, you can log on. Similarly, you can use SSH to remotely log on to the server on the client. There are many articles on enabling the SSH service in Ubuntu on the Internet, but most of the methods described are not ideal after testing, and remote login to Ubuntu is not possible, the reason is that the ssh-server service is not enabled. The final success method is as follows: sudo apt-get install openssh-server Ubuntu is installed with openssh-client by default, so it is not installed here. If your system is not installed, use apt-get for installation. Www.2cto.com and then confirm whether the sshserver is started: ps-e | grep ssh. If only ssh-agent is enabled, the ssh-server is not started yet./etc/init is required. d/ssh start. If you see sshd, it indicates that the ssh-server has been started. The ssh-server configuration file is located in/etc/ssh/sshd_config. Here, you can define the SSH service port. The default port is 22. You can define other port numbers, such as 222. Then restart the SSH service: sudo/etc/init. d/ssh restart ssh connection: ssh root@192.168.0.130 disconnect: exit