Live coverage of Ulster against Cardiff Blues in the RaboDirect Pro 12 from Ravenhill Stadium in Belfast.
Ulster produced a convincing bonus point victory over the Blues in their previous encounter at Cardiff Arms Park.
They will be looking for a similar outcome at Ravenhill as they hope to secure home advantage in the semi-final play offs of the Pro 12.
This is a live stream of BBC Two Northern Ireland - due to start at 1930 BST.
Available to UK users only.