Dual Homing Networks with DSL and Cable
Eric Crist
ecrist at secure-computing.net
Sat Aug 14 23:24:54 PDT 2004
> -----Original Message-----
> From: Lucas Holt [mailto:Luke at FoolishGames.com]
> Sent: Sunday, August 15, 2004 12:29 AM
> To: 'Eric Crist'; freebsd-questions at freebsd.org
> Subject: RE: Dual Homing Networks with DSL and Cable
>
>
> You will have difficulty with this setup. Most large
> providers require that you register your multihomed capacity
> on a list. Otherwise traffic won't know to come in on a
> particular interface or that it can go either way. I must
> admit I'm going from memory here. I used to work at an ISP
> about 5 years ago. At that time we went from a T3 with UUNET
> to a multihomed setup with verio and uunet. It was rather
> odd actually.. 3 t1s connected us to our modem banks at the
> telco and then we had an ethernet connection to verio's pipe,
> plus the T3 in our main office. Anyway, verio required us to
> get on this list. They told us that most large ISPs use it
> for routing. I suspect you will need static ips with the
> cable provider to pull it off as well.
Actually, I was under the assumption that the multi-homed system would
process outgoing traffic, and the incoming would just return on the
appropriate IP. In this scenario, there's no need to register hosts.
Thanks,
Eric F Crist
Best Access Systems
11300 Rupp Dr. Burnsville, MN 55337
Phone: 952.894.3830
Cell: 612.998.3588
Fax: 952-894-1990
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