Recently, I received this message.

Would someone be able to explain this to me?

Thank you kindly,

==================================================
Jason Grant
System Administrator at Norlink Communications and Consulting
428 E. Victoria Ave. Thunder Bay, Ontario Canada. P7C 1A5
Voice:(807)622-5465 ext.114 Fax: (807)622-8220
Email: [EMAIL PROTECTED] WWW: http://www.norlink.net
Helping Businesses Succeed on the Internet


> 
> 
> Greetings.
> 
> Your mail server is rejecting valid email bounce messages that are sent
> with an empty envelope sender (AKA reverse path).  According to RFC
> 1123, "Requirements for Internet Hosts", section 5.2.9:
> 
>          The syntax shown in RFC-821 for the MAIL FROM: command omits
>          the case of an empty path:  "MAIL FROM: <>" (see RFC-821 Page
>          15).  An empty reverse path MUST be supported.
> 
> Please fix your server to accept these messages, as they are required
> for proper notification of rejected email to your users.
> 
> This document is available from:
>       http://info.internet.isi.edu/in-notes/rfc/files/rfc1123.txt
> -- 
> Bruce Guenter, Network and Systems Specialist
> Peragis, Inc.                                    http://www.peragis.com/
> Phone:(306)934-6419 x34  Fax:(306)934-5550        <[EMAIL PROTECTED]>
> 


Please visit http://www.ipswitch.com/support/mailing-lists.html 
to be removed from this list.

An Archive of this list is available at:
http://www.mail-archive.com/imail_forum%40list.ipswitch.com/

Reply via email to