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Does anyone know what firewall Stack Exchange uses? There was a post on the Serverfault blog here that described it as:

  • 1 Router / Firewall (Ubuntu Server)

Just curious to see what the bigger sites out there use.

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  • These guys are hardcore, so I'm going to guess pf
    – Mark Henderson Mod
    Commented Aug 26, 2011 at 9:10
  • I'm guessing pf as well..confirmation would be nice though.
    – zippy
    Commented Aug 30, 2011 at 18:04

1 Answer 1

Reset to default
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Since it is Ubuntu (Linux) the firewall is Netfilter.

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  • 1
    That's just iptables isn't it?
    – zippy
    Commented Aug 30, 2011 at 18:04

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