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Re: RFC 2?821 and CNAMEs

also sprach Ian Jackson <ian@davenant.greenend.org.uk> [2007.10.10.1059 +0100]:
> In particular, I have seen MTAs which would (taking your situation as
> a concrete example, and when relaying mail eg as a smarthost), after
> receiving a mail with
>    RCPT TO:<whatever@lapse.madduck.net>
> would look lapse.madduck.net in the DNS, see it's an alias, and then
> decide that the right thing to do was to send to your MX
>    RCPT TO:<whatever@rw.madduck.net>
> (Obviously this behaviour is completely barking.)

Yes, I have seen those two, namely MS Exchange.

 .''`.   martin f. krafft <madduck@debian.org>
: :'  :  proud Debian developer, author, administrator, and user
`. `'`   http://people.debian.org/~madduck - http://debiansystem.info
  `-  Debian - when you have better things to do than fixing systems
"zum christentum wird man nicht geboren,
 man muß dazu nur krank genug sein."
                                                 - friedrich nietzsche

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