Gothcas of changing the IP Address of an Authoritative DNS Server
Joe Abley
jabley at isc.org
Wed Dec 14 17:22:40 UTC 2005
On 14-Dec-2005, at 11:52, bmanning at vacation.karoshi.com wrote:
> currently in the middle of such a safe, conservative
> transition leads me to believe that there will -NEVER-
> be a point w/ there are no queries to the old address.
> (he says, 24 months into a transition...)
It's probably reasonable to say that there are more historical
instances of B's address being hard-coded than there are for Eric's
authority server, though (and I'm guessing that he also doesn't have
to answer priming queries :-)
> The right
> tactic is to make the change, based on 2x the TTL of the SOA.
Joe
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