The commitments made by Aer Lingus are available to find on the EU competition authorities website.
Basically, they come down to three areas
1) Services from Ireland to London where there were competition concerns on the point to point.
2) Services from Ireland to the hubs of other carriers where there was a pre-existing code share arrangement in place.
3) Services from Dublin to Chicago, where there were also competition concerns over the point to point on that route.
Conditions for each scenario were quite different from
each other