Stephen Walker scored either side of the break as Dons deservedly sealed their spot in the last eight of the competition. Here are our player ratings...
5. Michael Harriman
Dons caused problems in the channel between him and Bolger, not least for their opening goal as Walker found space to fire home. Offered little in attack from wing-back... 5.5
6. Sam Hoskins
Did his defensives duties as he always does but too deep too often to really worry Dons going the other way. Regularly ran down blind alleys when he did get forward, though one accurate cross set up a rare chance for Rose... 5.5 Photo: Pete Norton
7. Jack Sowerby
No shortage of energy or commitment but Fraser was the best player on the park and gave Town's midfielders the run around as he constantly found pockets of space between the lines, particularly in the first-half... 5
8. Shaun McWilliams
The best of an average bunch for the Cobblers. He won the ball back a number of times and passed well, though the visitors still dominated the midfield battle... 6.5 CHRON STAR MAN