Szerző: Peter Bowyer Dátum: Címzett: exim-users Tárgy: Re: [Exim] Need Exim to ask hosts file before asking my DNS
Matthew Byng-Maddick <exim@???> wrote: > On Thu, May 06, 2004 at 12:31:34PM +0200, Sherif Mohamad wrote:
>> not the virtual one (behind the firewall), it used gethostbyname to
>> get the MX of the domain, so it got the host name, but when trying
>> to get the IP of
>
> NO!
>
> IT DIDN'T.
>
> You can't get MX records from gethostbyname(). It is a host lookup
> function.
>
> If you're doing MX lookups, you won't be using the hosts file.
>
> I don't know how I can explain this more clearly a third time...
I think what the OP is expecting is a DNS lookup for an MX record, returning
a hostname, and a host file lookup for the IP of that hostname.