Stealth dns and SOA record

Nicholas Lee nj.lee at kiwa.co.nz
Thu Feb 3 20:29:07 UTC 2000


"Cricket Liu" <cricket at acmebw.com> wrote in message
news:003701bf6e79$867b7800$b577a8ce at boulder.acmebw.com...
> > Furthermore, would I be correct in say that NOTIFYs wont work if the
> > published primary is in the SOA entry and the other published
secondaries
> > slave off it.
> >
> > So the unpublished primary wont ever decide to send NOTIFY messages out.
>
> No, I think the primary master just uses the intrazone NS records to
> determine
> where to send NOTIFY messages.

Huh?

   " DNS NOTIFY works like this: [...]. It determines which servers are the
slaves for the zone by looking at the list of NS records in the zone and
*taking out* the one that points to the name server listed in the first
record-specific field in the zone's SOA record as well as the local host."


So I'd be correct in saying that the SOA record is used only by: dynamic
updates, NOTIFYs and zone tranfers?


BTW good book, its saved me a lot of pain.

Nicholas





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