Application layer classifier for ipfw

Lawrence Stewart lstewart at
Thu Jul 31 11:19:24 UTC 2008

Hi Mike,

Mike Makonnen wrote:


> sharing applications which were hogging all the bandwidth. I looked for 
>  programs that would allow me to shape traffic according to the 
> application layer protocol, but couldn't find any for FreeBSD. I found a 
> couple: l7-filter and ipp2p, but these are Linux specific. So, I decided 
> to write one. The result is ipfw-classifyd :


Unfortunately, I suspect you should have looked a bit harder: Bro 
( or Snort (, both of 
which are in the FreeBSD ports tree, would have saved you from 
reinventing the wheel.


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