Re: Multiple DSLs, and switching incoming route upon failure?
On Fri, May 25, 2001 at 11:29:46PM -0400, Jeff S Wheeler wrote:
> Are your DSL uplinks from different ISPs, or from the same IP provider? If
They are different providers.
DSL 1 is 384k/1.5m adsl at pacbell
dsl2 is 768k sdsl landmark (lmki)
> they are differing providers, there is no way you can feasably implement
> BGP. If they are redundant paths to the same ISP you could ask them to
What do t1 and t3 customers do? Is the only criteria for "feasibility" a
need for more IPs?
> issue you a reserved ASN (65512 - 65535) and announce your /28 into their
> network via ebgp sessions. That makes a lot of assumptions about software
> support on your router(s), and of their willingness to accomodate you, of
I could get a second link to pacbell, but sometimes their entire network
gets unstable, and I would still need a second provider. Doing the same
with the other provider would require four links, and still wouldn't fix the
problem if one ISP crashing completely.
> Realistically, you aren't going to make this happen. Perhaps you could
> participate in something like the 6BONE, or simply colocate your obviously
> mission-critical services at your ISP.
Hmm, I wonder how exactly this would work with the 6BONE. Can you get
traffic from ipv4 into the 6BONE from the "normal" internet? How would I be
I probably wouldn't choose my ISP then, I'd choose a company that connects
to several ISPs, and that'll be more expensive. :(
> - jsw