Gardaí are stepping up their pay row with another day of industrial action later.

For only the second time ever, middle ranking officers will be on a work-to-rule.

From 7am they'll refuse to use their I.T. system, process prisoners or do admin work.

Talks between Sergeants and Inspectors and the Department of Justice stalled earlier this week - but will resume this afternoon.

President of the AGSI, Antoinette Cunningham, says they remain hopeful: