The provinces picked up two wins out of three in the opening round of the European Champions Cup, with Connacht and Leinster both beating French opposition on home soil. Check out the match photo galleries and video highlights.
Andrew Trimble, Luke Marshall, Stuart Olding and Ruan Pienaar all return to the Ulster back-line for the European Champions Cup opener away to Bordeaux-Bègles on Sunday (kick-off 2pm local time/1pm Irish time).
The Ulster 'A' team will play their Leinster counterparts at Donnybrook on Saturday night (kick-off 7pm), which will serve as a final warm-up game ahead of the opening round of the British & Irish Cup next weekend.
Ulster made it five wins from five thanks to three penalties from Paddy Jackson in a tight encounter with the Ospreys, who had led for the majority of the game through an early converted try from prop Nicky Smith.
Over the past two-and-a-half months, the IRFU provincial academies have been hard at work preparing for the new season. Below is an insight into the work that is being done in the Ulster Rugby Academy which is headed up by former Ireland scrum half Kieran Campbell.