DNS Racing -Multi ISP load balancing with failover using DNS.

[Mark Andrews]

In message <2C591AF8-860D-45A5-9F3A-3603F37334F1 at kumari.net>, Warren Kumari writes:
> 
> Um, how?
> 
> Surely you can just sign the responses, same as any others?
> 
> Maybe I'm missing something obvious, but this just looks like "normal" 
> DNS LB...
> 
> W

It depends on who is doing the modification.  From the description
it looks like this would be being done in the recursive nameserver
as it has view into site reachability which won't work with DNSSEC.

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org