Topic: pf and Linux 2.6.18

Some of us have noticed that connections between machines that run pf and Linux 2.6.18 seem to fail (they stall after only a few packets). I think I've now found the reason for this: in that kernel Version, TCP window scaling was enabled, and apparently, pf in it's old default configuration doesn't correctly see the window scaling parameter and thus eventually starts discarding TCP packets because they're not in the receive window.

The solution is to equip all