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Date:      Sat, 22 May 1999 17:21:44 +0100
From:      Ben Smithurst <ben@scientia.demon.co.uk>
To:        Brian Somers <brian@Awfulhak.org>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: IP masquerading with user ppp
Message-ID:  <19990522172144.B46392@rainbow5.scientia.demon.co.uk>
In-Reply-To: <199905221352.OAA71082@keep.lan.Awfulhak.org>
References:  <19990522022501.A42309@rainbow5.scientia.demon.co.uk> <199905221352.OAA71082@keep.lan.Awfulhak.org>

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Brian Somers wrote:

>> What am I not doing which I should be? The FAQ says ppp has this
>> functionality built in, so I shouldn't need natd, I haven't seen any extra
>> kernel options mentioned anywhere, I've read the ppp manpage over and over
>> (although probably not carefully enough), so I'd appreciate any help
>> anyone can provide.
> 
> The problem is that the packet goes through the tun device with the 
> 192.168.1.2 address *before* hitting ppp and getting tweaked 
> according to your Demon IP.  You've got to allow them through your 
> firewall.

Aha! Thanks, I knew it would be something simple. I just didn't want to
let packets get outside which shouldn't. I'll try that, I suppose it
should work.

-- 
Ben Smithurst
ben@scientia.demon.co.uk


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