[1][2] All ties level after 90 minutes used extra time to determine the winner, with a penalty shoot-out to follow if necessary.
(Strabane Athletic were originally excluded, but were reinstated after the first-round draw had been made, necessitating a further draw for 'Round 2A' between Strabane and the eleven clubs that had received a first-round bye, with one tie drawn and ten further byes.[3][4]).
All ties level after 90 minutes used extra time to determine the winner, with a penalty shoot-out to follow if necessary.
Matches were played on 19 August 2017[5] Strabane Athletic were originally excluded from the competition, but were reinstated after the first-round draw had been made, necessitating a 'Round 2A' involving Strabane and the eleven clubs that had received first-round byes.
One tie drawn was drawn and the following ten teams received further byes: Albert Foundry, Ballywalter Rec., Brantwood, Cookstown Youth, Desertmartin, Mossley, Newcastle, Strabane Athletic, UUJ and Wellington Rec.