Step by step: How to Enable SSH in Ubuntu

Step by step: How to Enable SSH in Ubuntu 17.10 

Here’s how to enable Secure Shell (SSH) service in Ubuntu 17.10 , the new LTS release, to allow secure remote login and other network communications.

Ubuntu provides OpenSSH (OpenBSD Secure Shell) in its universe repositories, which is a suite of security-related network-level utilities based on the SSH protocol.

1. To install it,  log in Ubuntu server and run command:

sudo apt-get install openssh-server

2. After that, you should have SSH service enabled in your system, you may check its status by running command:

sudo service ssh status

3 -You may change some settings (e.g., the listening port, and root login permission) by editing the configuration file via command:

sudo nano /etc/ssh/sshd_config

Finally apply the changes by restarting or reloading SSH:

sudo service ssh restart

For more, read the official manual page.