Author: Villalovos, John L Date: To: Villalovos, John L, exim-users Subject: RE: [Exim] Question on verification
Please ignore the last message. I need to go yell at our DNS people for
killing our MX entry. I unfortunately had it cached on my home system
so I thought it was still valid.
Sorry.
John
exim-users-admin@??? wrote: > Can someone explain to me what address verification feature (or some
> other feature) in Exim would cause an error like the following?
>
> [root@webhost root]# telnet mail.sourceforge.net 25
> Trying 66.35.250.206...
> Connected to mail.sourceforge.net.
> Escape character is '^]'.
> 220 mail.sourceforge.net sc8-sf-mx2.sourceforge.net ESMTP
> Exim 4.34 Tue,
> 20 Jul 2004 16:29:17 -0700
> MAIL FROM: bob@???
> 250 OK
> RCPT TO: ipw2100-devel@???
> 550-Verification failed for <bob@???> 550-Unrouteable
> address 550 Sender verify failed
> QUIT
> 221 sc8-sf-mx2.sourceforge.net closing connection
> Connection closed by foreign host.
>
>
> This system (linux.jf.intel.com) does NOT have an A record in DNS.
>
> But it does have a valid MX record in DNS.
>
> So why would Exim block this? This is a valid configuration
> to have and
> as far as I know does not violate any RFCs.
>
> Thanks,
> John