They trailed at the break before goals from Joel Randall and Josh Knight wrapped up another win.
It opens up a slender two point gap on chasing Derby County.
Here David Lowndes captured these pictures of just some of the Posh fans in the crowd. Take a look and see who you know.
Get the latest Posh news here.
Here David Lowndes captured these pictures of just some of the Posh fans in the crowd. Take a look and see who you know.
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