The procedure to install a ssh server in Ubuntu Linux is as follows:

1. Open the terminal application for Ubuntu desktop.

2. For remote Ubuntu server you must use BMC or KVM or IPMI tool to get console access

3. Type sudo apt-get install openssh-server

4. Enable the ssh service by typing sudo systemctl enable ssh

5. Start the ssh service by typing sudo systemctl start ssh

6. Test it by login into the system using ssh user@server-name