pf and keep/modulate state on 6.2

RW fbsd06 at
Mon Feb 26 13:40:19 UTC 2007

On Mon, 26 Feb 2007 05:59:58 -0600
"J.D. Bronson" <jbronson at> wrote:

> At 02:52 AM 02/26/2007, you wrote:
> >Wow, this fixed my FTP-over-DSL-to-6.2 problem too. With modulate
> >state, I was getting ~30K/sec. With just keep state, I'm now getting
> >more like what my connection is capable of. This is between two 6.2
> >hosts on opposite sides of the Atlantic.
> >
> >Ted, I use pf because I like the format of the configuration file, I
> >like the logging and pftop, and like how it's harder to lock yourself
> >out of a remote machine by accident :)
> >
> >/JMS
> I use pf since its newer (I think?) and I came from just 
> works and the config file is nice and sweet.
> I had thought that modulate state would put a load on my proc, but 
> sheesh, its a p4-3.06 - thats more than robust for a router.
> I wonder if we should file a bug on this?
> I am glad my post helped here. I still use modulate state for any 
> INCOMING connections though (www/smtp/etc).

I wonder how much point there is in using "modulate" these days. The ISN
vulnerabilties it protects against were fixed a long time ago -  we're
talking about unpatched Windows NT/9X machines and the like. 

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