[1023] in North American Network Operators' Group
Re: Motion for a new POST NSF AUP
daemon@ATHENA.MIT.EDU (Robert Moskowitz)
Wed Nov 15 00:16:25 1995
Date: Wed, 15 Nov 1995 00:03:13 -0500
To: Havard.Eidnes@runit.sintef.no, bsimpson@morningstar.com
From: Robert Moskowitz <rgm3@is.chrysler.com>
Cc: com-priv@lists.psi.com, nanog@merit.edu
At 10:56 AM 10/16/95 +0100, Havard.Eidnes@runit.sintef.no wrote:
>> Another suggestion was that SMTP headers always contain the
>> IP address. I've seen this in quite a few mailers already.
>> All we need is a slight modification to the SMTP Receipt
>> standard. This could be a Best Current Practice, quickly
>> published!
>
>Hm, this is already covered. RFC 1123 says:
>
> 5.2.8 DATA Command: RFC-821 Section 4.1.1
>...
> * The FROM field SHOULD contain both (1) the name of the
> source host as presented in the HELO command and (2) a
> domain literal containing the IP address of the source,
> determined from the TCP connection.
Big deal. Since it is only SHOULD many mailers, like CDC's MAIL*Hub profess
not to support it, as it is not a MUST...
Robert Moskowitz
Chrysler Corporation
(810) 758-8212
