Re: A new spin on multihoming: multihoming classes.

[Iljitsch van Beijnum <iljitsch@muada.com>]

On Sun, 9 Sep 2001, Peter Tattam wrote:

> Also, because I believe that DNS is agnostic
> towards routing, in practice if I assume you would MH SOA & NS entries, you
> might find DNS lookups slow down if random NS entries were used to locate DNS
> information if one MH path was less optimal than another.  You might not get
> black holed, but DNS resolution for the site would end up being degraded in the
> presence of multihoming.

For a single query this might be a problem. But unless I'm mistaken, BIND
takes note of the round trip times it sees and (mostly) prefers the faster
address over the slower one on subsequent queries.