Leinster have the lineout and a great opportunity close to Ulster's line.

Ulster solid in the scrum and use it as a base to attack with a series of carries deep inside Leinster's 22.

Can they make territory count?

Jordan Larmour deals well with a box-kick and evades the Ulster defence.

However, a mistake from Jimmy O'Brien, who kicks the ball directly into touch, gives Ulster a chance to launch an attack.

A really promising attack from Leinster goes awry, with Liam Turner knocking the ball on.

Ulster lose the ball and a probing kick forces Nathan Doak to clear his lines under pressure.

Leinster lineout and they attack midfield before spreading the ball wide.

Leinster battering the Ulster line now...

But Ulster win a penalty.

Great defence from Ulster and they will look to settle things down after a spell of pressure in their own half following the break.

Nick Timoney is shown a yellow card for high tackle which is mitigated as the referee deems it to have been a passive tackle.

Ulster down to 14 men and will now have to withstand pressure from a Leinster attack.

Leinster playing with good tempo and they now have penalty advantage in Ulster's half.

The referee brings it back for a penalty.

Scott Penny is receiving treatment as the referee goes back to check an Ulster tackle...

We're back here in Belfast.

Leinster making an energetic start to the second period with an attack deep in Ulster's half.

Ulster hold a narrow lead over their provincial rivals at the break.

A converted try and a penalty each in the first half and only an extra Ulster penalty separates the sides.

An intense half of rugby so far and an exciting second half is in store with the game currently on a knife-edge.

Ulster steal the line out and Nathan Doak puts the ball in touch.

Half time.

Leinster have the advantage and there's another chance for Leinster to attack as half-time approaches.

Ulster carrying with intent close to Leinster's line.

However, James McCormick is turned over and Leinster have the lineout as they kick clear.

The clock goes red as Leinster attack.

Ulster have the put in to the scrum and will look to make the most of the remaining three minutes before the break.

Leinster concede a penalty for obstruction and Aidan Morgan once again kicks to the corner.

This could be the last attack of the half. Can they make it count?

Massive carry from Eric O'Sullivan as he sits down two Leinster defenders.

However, Ben Moxham has gone down with an injury and is receiving treatment so there's a break in play.

An attritional game for both sides so far.

John Cooney gets ready to be deployed.

Max Deegan has to leave the pitch due to injury and James Culhane enters the fray.

Mike Lowry is bundled into touch after an unsympathetic pass.

Leinster have the lineout with four minutes to go in the first half.

Ulster successfully clear their lines and Leinster have a lineout just inside their own half.

They spread the ball wide before working it back inside.

However, a penalty is awarded to Ulster for holding onto the ball in the ruck.

Momentum swings in Ulster's direction.

Leinster patiently working their way up the pitch but the ball is deemed to have been knocked forward by Leinster and Ulster are awarded a scrum.

The Ulster scrum has been an issue. Can they secure their own ball?