> On Nov 21, 2022, at 18:29, John Levine via mailop <mailop@mailop.org> wrote:
> 
> I understand why that's the conventional wisdom, but I also don't
> understand why, if all the resources are on the same LAN as the name
> servers, the conventional wisdom would apply.

It’s nice to have mail queued instead of rejected?  Seems to me, if the NS 
servers are failing you get a reject for a domain that “doesn’t exist”, while 
if you have active NS records and an unreachable MX you get mail queued until 
the machine(s) come(s) back.

Sean
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