I've given up running the Nations@War server online because it only runs for anything from 5 min to 3 hrs before crashing.
To quote from the the official Ubisoft Cliffs of Dover webpage "
Join a 128-player jump-in/jump-out multiplayer mode where battles can last hours, days or even weeks." (See
http://il2sturmovik.ubi.com/cliffs-o.../key-features/ ). This advertising has be up now for 11 months and is a false & misleading claim.