Intercepting a packet, changing it and re-injecting into the network

[Julian Elischer]

Kevin Sanders wrote:
> On 12/22/06, Julian Elischer <julian at elischer.org> wrote:
>>
>>
>> just as a reference point,
>> Using ipfw I was able to saturate a Gb bridge
>> (between 2 bge interfaces) while filtereing against a
>> table of 128000 addresses. (in FreeBSD 4.8) using 30% cpu..
>> machines have gotten faster since then  but the OS has slowed a bit.
>>
> 
> That's what I'm looking for.  Were you using polling or any non-default HZ
> setting for that?  Thanks.
> 
> Kevin
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it was 4.11 remember but I had no nonstandard settings.

We've moved to 6.1 but I have not repeated the tests yet.