Update - 3.35pm: Luas operators Transdev say they have had positive engagement with staff in talks this afternoon.
Management met with revenue protection and control room staff and more meetings are planned over the next two days.
Transdev say they are also trying to arrange a meeting with Luas drivers with a date expected to be agreed later today.
Earlier: Luas talks are continuing this afternoon between management and staff.
Ticket inspectors and control room staff are meeting with Transdev, with a date for talks with Luas drivers yet to be set.
It comes after drivers called off a planned 48-hour strike for this weekend.
The Transport Minister Paschal Donohoe has received a letter from Siptu requesting an urgent meeting to discuss the ongoing dispute.