Cashel followed up their victory against holders Shannon in the previous round by defeating UCC 18-17 at the Mardyke.
Clonmel also won in Cork – they defeated Youghal 30-12.
Kilfeacle advanced to the next round too courtesy of a 23-7 home win over Highfield.
However, both Clanwilliam and Thurles are out following losses to Galbally and Young Munster respectively.
