Installed on Ubuntu (14.04) at time of writing this tutorial.

Pre-req – make sure passwordless SSH has been setup – https://www.linuxtutorial.co.uk/ssh-login-without-password/

Install Unison:

apt-get install unison

Create directory for Unison config files and logs:

mkdir /root/.unison

Create config file:

vim /root/.unison/default.prf

Enter the following: