question about CNAME and MX

[Walt Howard]

In article <c3crrj$35n$1 at sf1.isc.org>,
Brian Bergin  <see_footer at bottom.com> wrote:
>If I have 2 domains, comcept.net, comceptsolutions.com, why can't I do this:
>
>Domain1: comcept.net
>
>@                       A	66.77.187.2
>@                       MX	10	mx1.comcept.net.
>www                   CNAME	comcept.net.
>
>
>Domain2: comceptsolutions.com
>@                       CNAME	comcept.net
>@                       MX	10	mx1.comcept.net.
>www                   CNAME	comcept.net.
>
>Basically, I want comceptsolutions.com to alias anything I change in
>comcept.net.  Am I missing something?

Yes.  If you want to alias a whole domain, have a look at the DNAME
resource record.  You'll need a fairly recent version of BIND.