Northampton Saints will host South African side Bulls and there is a rematch of last year's final in the Investec Champions Cup quarter-finals.
Northampton Saints score four excellent tries to down Munster and set up a Champions Cup quarter-final against the Bulls.
Ulster came from behind to beat Montpellier in the last 16 of the European Challenge Cup after the French side had Paul Willemse sent off and were shown three second-half cards.
Jamison Gibson-Park scores a first-half hat-trick as Leinster defeat Leicester to set up a Champions Cup quarter-final against champions La Rochelle.