The Ubuntu system must have SSH service turned on, and the Windows system or other hosts can log on to the Ubuntu system remotely.
1, install package, execute sudo apt-get install Openssh-server
Ubuntu default installed Openssh-client, if your system is not installed, then use Apt-get install Openssh-client installation can.
2, then confirm Sshserver is started, execute ps-e |grep ssh
If only ssh-agent that Ssh-server has not started, if you see the sshd that the Ssh-server has been started.
The 3,ssh-server configuration file is located in/Etc/ssh/sshd_config and can be viewed by cat. You can define the service port for SSH, the default port is 22, or it can be changed to another port.
4, and then restart the SSH service sudo/etc/init.d/ssh Resart.
5,windows system machine on the use of familiar remote login tool, set the IP address of Ubuntu, open username and password, the protocol is SSH2, Port 22, you can.
Ubuntu Config SSH service