Servers are up and running!
Get yourself the new Update 1.3 and go Multiplayer.ttps://www.moddb.com/mods/project-remaster/downloads/project-remaster-13-full-setup
Create an account ingame, create a soldier and login.
In the menus you click "Multiplayer" -> "Advanced" on the top of the screen and deactivate the checkboxes for "Punkbuster" and "populated".
When you see the servers, add them to your favorites!