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Re: Motion for a new POST NSF AUP
- From: Robert Moskowitz
- Date: Wed Nov 15 00:50:34 1995
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
>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...