RE: [Exim] Local MX / DNS.

>Eternally deliverable? :)

Yeah, you know.. Like "You may already be a winner" :=)

>Hopefully Jan realized you meant externally..

Yes.

>Basically, if the 'world' (eg, the Internet) needs to be able to deliver
>mail to this domain, there must be a DNS server set up listing a valid
>MX record for it.

No, that will go trough a drop box at the ISP.

>If this mail system is supposed to operate entrirely disconnected from
>the Internet, then you can probably cruft together something that will
>work without DNS - but why? The whole existance of "domains" is related
>to "Domain Name Service".. Its like trying to operate a telephone system
>without a telephone switch.

>Now, nothing says you have to make this DNS publically visible,...

Thats how i run it at my home setup.

But the point here was "Is it possible to set up a MX pointer without a DNS?" and i am pretty convinced that the answer is no. But the customer wanted a second opionion and .... GAH i think ill start selling hotdogs instead.