Shelbourne go up against Linfield at Tolka Park in the first leg of their play-off round tie from 7.45.
Two League of Ireland clubs have the chance to move a step closer to qualifying for the Conference League group stage tonight.
Shelbourne go up against Linfield at Tolka Park in the first leg of their play-off round tie from 7.45.
The two sides met earlier this summer in qualifying for the Champions League, with Shels winning that tie 2-1 on aggregate.
Elsewhere tonight, Shamrock Rovers are in the Azores for a meeting with Portuguese outfit Santa Clara.
Kick off there is at 8pm.
Crystal Palace also play tonight - they go up against Fredrikstad of Norway at Selhurst Park.

Tuesday Morning Sports Update
All Ireland Football Championship Opening Round Fixtures Confirmed
Tommy O'Brien Among Injury Doubts For Leinster's Champion Cup Final On Saturday
Monday Morning Sports Update
Sunday Evening Sports Update
Mourinho's Benefica Go Unbeaten but Miss Title
Brave Kildare Fall Short in Leinster Ladies Final
Chelsea Appoint Xabi Alonso as New Manager