Re: [Exim] Slightly OT DNS<->MTA problem

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著者: Philip Hazel
日付:  
To: Sascha E. Pollok
CC: exim-users, sv
題目: Re: [Exim] Slightly OT DNS<->MTA problem
On Thu, 29 Mar 2001, Sascha E. Pollok wrote:

> this might have been discussed before and is somewhat related
> to DNS and not to EXIM but imagine a customer has a zone-file
> like this:
>
> @        IN MX mail.customer.com.
>          IN MX 2nd-mail.isp.com.

>
> www      IN A  192.168.1.1
> mail     IN A  192.168.1.2

>
> And the customer want's his web-site to be accessible through
>
> http://customer.com additionally, we could put a CNAME in
> the zone file or:
>
>          IN A  192.168.1.1

>
> What we get then is, that some MTAs try to send SMTP-mail
> to that host instead of looking up the MX-records. Is there
> any chance to circumvent this?


Don't run an MTA on that host. When anybody complains, tell them to
RTFRFC.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.