Best Practices for Authoritative Servers
Danny Mayer
mayer at gis.net
Sat Feb 2 20:13:59 UTC 2008
Kevin Darcy wrote:
>> It's not the only software not to have a DWIM mode, and with
>> good reason. Somewhere, there has to be a responsible person
>> in charge. Identifying which elements of a configuration
>> correspond, in the mind of that person, to a particular
>> purpose, is not something which software can reliably do.
> Perhaps I wasn't clear. I wasn't talking about DWIM, I was talking about
> a way within named.conf to *explicitly* tell named which of the masters
> are "peers" versus which of them are truly "upstream". "Serial number
> ok" responses from "upstream" masters would reset the timers are per
> usual, but wouldn't reset the timers when received from "peer" masters,
> whose only purpose is to ensure that the latest version of the zone gets
> out everywhere. Thus, if the only good refreshes come from "peer"
> masters, eventually the zone will expire.
The master is listed in the SOA record. If it's not from there it's not
the master.
Danny
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