Private Server: 84.9.188.190:27015
Password: nomorefaith
Add to your favourites to connect easily by selecting play game and changing to Browse Community Servers, click the Favourites tab and select Add Server.
Paste in 84.9.188.190:27015 and use the password to join.
Alternatively, from the console, copy paste;
connect 84.9.188.190:27015; password nomorefaith