Munster have opened their new PRO14 campaign with a bonus point win over Treviso.
The Reds produced a brilliant performance to beat the Italians 34-3 at Irish Independent Park in Cork.
Jean Kleyn touched down in either half, with first half tries also coming from Tyler Bleyndaal, Darren Sweetnam, Alex Wooton and Andrew Conway.
Ulster inflicted a 42-19 loss on South African new boys the Cheetahs.
After a trophy-less 2017 season, Leinster open their Guinness PRO-14 campaign against a familiar face this afternoon.
The Blues go up against a Dragons team coached by former Leinster hooker Bernard Jackman at Rodney Parade at 3pm.
Ex-Leinster player Zane Kirchner has been picked to start at full-back for the Welsh side.
Connacht begin life under new head-coach Kieran Keane by hosting Glasgow at the Sportsground.
Number-eight John Muldoon captains the westerners as he goes into a 15th season with his home province.
There’s also a start for summer signing Jarrad Butler in the back-row.
Kick off is at 7.35pm