Re: Dual modem setup

From: Tim Burden (tburden@zeuter.com)
Date: Fri Jan 28 2000 - 19:19:47 EST


Perfect, thanks, this gives me a starting place.
This should keep me busy for a month :)

Cheers.

----- Original Message -----
From: "Kendall Lister" <kendall@charon.net.au>
To: "Tim Burden" <tburden@zeuter.com>
Sent: Friday, January 28, 2000 6:59 PM
Subject: Re: Dual modem setup

> On Fri, 28 Jan 2000, Tim Burden wrote:
>
> > I also have an old 386, and here's what I want to do. I want to load
> > Linux onto it and hook it up to the little network, and give it both
> > the modems to hook up to my ISP with. I want to use the 386 as a
> > firewall, in other words, but I want it to be able to use BOTH modems
> > if the load warrants this sufficiently. I want the second modem to
> > kick in automatically when needed and hang up by itself when not
> > needed.
>
> You shouldn't have any problems setting up two simultaneous connections to
> your ISP (just do the same as you would for a single ISP connection, twice
> - see the ISP-HOOKUP HOWTO among other guides), but you might have trouble
> implementing the load monitoring that you want. Use a recent kernel (if
> your 386 has enough resources) to get multiple default route capability. I
> would suggest that you start with using scripts run from cron to monitor
> the traffic through the first connection and bring up the second when
> necessary, inserting and deleting routes on the fly - it should work well
> enough, if you use weighting delays (no pun intended) to compensate for
> the time it takes to to set up the second connection.
>
> --
> Kendall Lister, Systems Operator for Charon I.S. - kendall@charon.net.au
> Charon Information Services - Friendly, Cheap Melbourne ISP: 9589 7781
>

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