Goals from Harrison Burrows and Ephron Mason-Clark early in both halves did the damage to earn a spot in the third round draw.
Our photographer David Lowndes took these pictures of fans braving the chilly weather to be at the game.
Take a look and see if you can spot a familiar face.
Get more Posh news, here.
Take a look and see if you can spot a familiar face.
2 / 5