Young Munster defeated defending champions Clontarf to join Lansdowne at the top of Division 1A, while Terenure College lifted themselves off the bottom of the table after an eight-try thriller with UCD.
Lansdowne's lead at the top of Ulster Bank League Division 1A has been cut to one point after Old Belvedere ended the headquarters club's winning run, while Dublin University took the spoils at Templeville Road in a game that was streamed live on the Irish Rugby Facebook page.
Alex Wootton, Jaco Taute and Darren O'Shea will make their first competitive starts for Munster who also have the fit-again Peter O'Mahony on the bench, as the province aim to keep their winning run going against Zebre.
Before turning their attention to next week's interprovincial at the Aviva Stadium, Leinster must first tackle one of the most impressive starters in this season's GUINNESS PRO12, the second-placed Cardiff Blues.
As the Ireland Women continue their preparations for their first ever full autumn international series, Ireland Women's head coach Tom Tierney has confirmed a squad of 36 players to take part in a one-day camp this weekend in DCU.
Round 3 of Ulster Bank League Division 2A begins with a floodlit Belfast derby between Queen's and Malone, while leaders Nenagh Ormond and Blackrock College - both with 100% records so far - are on their travels on Saturday.