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Date:      Tue, 3 Jun 2003 09:46:10 +0200
From:      =?ISO-8859-1?Q?Rapha=EBl_Marmier?= <raphael@computer-rental.ch>
To:        "lukek" <lukek@meibin.net>
Cc:        FreeBSD <freebsd-questions@freebsd.org>
Subject:   Re: PPPoE load balancing
Message-ID:  <711EF376-9597-11D7-B3B5-000393D67E4A@computer-rental.ch>
In-Reply-To: <001801c3297c$a7128c40$6701a8c0@yujo>

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This is quite recent, but get a look at OpenBSD 3.3 (www.openbsd.org)=20
and its packet filter, pf=20
(ftp://ftp.openbsd.org/pub/OpenBSD/doc/pf-faq.pdf). It does support=20
bundling unreleated and uncooperative links together. With some=20
scripting, you should even be able to track when a link goes down and=20
reload the rules without it, giving you some sort of failure tolerance.

Of course, it is a bit of a hack, but as you need for only 6 monthes...

Raphael

Le Mardi, 3 juin 2003, =E0 05:03 Europe/Zurich, lukek a =E9crit :

> Hello,
> Let me apologise firstly if this is a topic which has been thrashed to=20=

> death
> on this list.  I need some advice before I get myself into a hole that=20=

> is
> very deep, dark and lonely.
>
> I need to add an additional DSL line to my exisiting network to keep=20=

> up with
> the expanding bandwidth requirements of the users. In a situation like=20=

> this
> my first reaction would be to get some fibre into the office and take=20=

> it
> from there but the building we are currently in is unsuitable for=20
> fibre (
> according to the provider ) therefore for the interim I have no choice=20=

> but
> to get additional DSL circuits.
>
> My question is how difficult is it to get one FBSD router to reliably=20=

> manage
> multiple DSL circuits. These circuits would have static IP addresses
> probably /28 on the outside and there are two distinct networks=20
> internally.
> An ethernet segment and a wireless segment.
>
> I am using IPFilter and IPNat to provide simple NAT functions and=20
> simple
> firewalling functions. If I create further external links ie tun0 and=20=

> tun1
> will this create problems for NAT ? I am contemplating separating the=20=

> two
> internal networks so that the ethernet segment gets routed to tun0 and
> wireless to tun1. Would I need two instances of IPNat and IPFilter or=20=

> can I
> wrap all the rules into one instance of these tools ?
>
> Is there a smarter way to do this ?
>
> Any advice is appreciated as I suspect that this is not a trivial=20
> thing to
> accomplish reliably and given no other real options at this time I=20
> have to
> come up with a solution that is reliable. Ideally it would be great to=20=

> be
> able to get load balancing and failover working but I won't push my=20
> luck.
>
> Regards,
>
> LukeK
>
> _______________________________________________
> freebsd-questions@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to=20
> "freebsd-questions-unsubscribe@freebsd.org"



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