Packet rate limiter

Guido Demmenie rottweilertje at
Thu Feb 8 09:14:36 UTC 2007

Jan Sebosik wrote:
> Hi
> is there any way how to limit packet per second [PPS] rate to  
> specified IP (group of IP) ? Linux can achieve this via IPtables.
> I`ve searched a lot of web, but nothing interesting found (for PF,  
> IPFilter, and IPFW).
> On Feb 7, 2007, at 10:43 AM, Justin Robertson wrote:
>> Newp. You're stuck to good old bps with ipfw or bps/cpse  
>> (connections per second established) with pf. The other method  
>> would be to use cisco netflow export data from a router being  
>> polled - then limiting traffic with one of the methods mentioned  
>> above... or just place pps limits on your router itself.

Try man dummynet(4). It is a traffic shaper used with IPFW.

Guido Demmenie

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