On 16 Dec 2005, at 09:18, Adam Funk wrote:
On Thursday 15 December 2005 09:11, Luca Bertoncello wrote:
I sayd some weeks ago an RFC that says that an SMTP-Server **MUST**
have static IP.
I forgot this RFC. Could someone say me which RFC say that?
There is no such RFC. "MUST have static IP" is your personal
policy only
and is not supported by any standard.
In fact, according to some interpretations of RFCs 2821 and 2142,
you must
accept e-mail to postmaster and abuse from any IP unless you have a
specific reason for rejecting that IP (e.g. it has been abusing your
system).
without starting a religious war it can be argued that this
interpretation requires that a (public) MTA must have a static IP.
Otherwise how can someone mail to postmaster @ an IP if that IP
floats around? (and conversely one would have to run an MTA on any IP
that might have been recently used by an MTA...)
Not totally serious..
Giuliano
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