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List:       ipfilter
Subject:    Re: IPFilter and Instant Messenger Services issues (NAT)
From:       Forrest Aldrich <forrie () forrie ! com>
Date:       2002-09-27 4:19:20
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Not sure what you're saying here.

I'm looking to move off of FreeBSD's ipfw to IPFilter's features.   And I 
wonder if IPFilter will work differently (as someone has suggested) 
enabling users to use these features of the IM clients.


Thanks,
Forrest



At 08:38 AM 9/27/2002 +1000, Darren Reed wrote:
>In some email I received from Forrest Aldrich, sie wrote:
> > I'm somewhat new to IPFilter, and have perused the FAQ - have been able to
> > find "how to block AOL" on the lists, but didn't find any answers to this
> > issue.
> >
> > Presently, we use FreeBSD-4.6 and ipfw + natd, and we have an issue with
> > users not being able to fully utilize the features of the various Instant
> > Messenging clients, such as file transfers and all.   This, as I
> > understand, is largely due to the NAT daemon and the way it works, with 
> ipfw.
>
>I don't think so.
>
>It requires someone to port the "internet gateway daemon" software
>from Linux to ipfilter before it will work.  This software understands
>some special protocol that Microsoft clients use to find out things
>about firewalls that make IM possible through NAT devices.
>
>Darren

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