On Tue, Jan 20, 2004 at 11:20:51PM -0600, Kirk A Wolff wrote: > First off: Courier-mta is the BEST! > > Question: Does courier iterate through all available MX records even if > the first few are broken and possibly violate RFC1035?
No. All the MX records have to be correct; even if one is wrong, courier will refuse to accept mail from that domain. > I have been getting a complaint from someone trying to send an email to > me. She gets an error from her mailserver thus: > > -------------------------------------------------------------- > > >>> Mail Delivery Subsystem < > [EMAIL PROTECTED] > 1/6/2004 3:43:24 PM > The original message was received at Tue, 6 Jan 2004 15:43:14 -0600 > (CST) > from 12-23-34-45.otherguysisp.com [12.23.34.45] (may be forged) > ----- The following addresses had permanent fatal errors ----- > < [EMAIL PROTECTED] > > (reason: 517-MX records for brokendomain.com violate section 3.3.9 of RFC > 1035.) > ----- Transcript of session follows ----- > ... while talking to mail.! mydomain.net.: > MAIL From:< [EMAIL PROTECTED] > SIZE=1911517-MX records for > brokendomain.com violate section 3.3.9 of RFC 1035. > <<< 517 Invalid domain, see <URL: ftp://ftp.isi.edu/in-notes/rfc1035.txt > > 554 5.0.0 Service unavailable > > --------------------------------------------------------------- > > It was explained to me that the other guy's ISP (otherguysisp.com) has the > broken domain's entries purposely broken for the first few MX records > (brokendomain.com). He says that his ISP wants to keep the first few MX > records broken, and that the problem is with MY mailserver. > > I am running Courier-mta 0.43.2 and it was compiled on my redhat 8.0 box > with the ldap auth module loaded and running. -- Anand Buddhdev ------------------------------------------------------- The SF.Net email is sponsored by EclipseCon 2004 Premiere Conference on Open Tools Development and Integration See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. http://www.eclipsecon.org/osdn _______________________________________________ courier-users mailing list [EMAIL PROTECTED] Unsubscribe: https://lists.sourceforge.net/lists/listinfo/courier-users
