If you're a fighting or shooting game fan you've likely experienced this frustration. The most recent culprits being Super Street Fighter IV and Modern Warfare 2. Attempts to play with someone (even people on your friendslist!) are met with an error "unable to join session".
Most gamers are left scratching their heads wondering what the problem is. In this article PressStartGames.com will detail step-by-step how to allievate this problem and increase your connection success by a good 50% or more.