On Fri, 21 May 2010 23:32:27 +0300 Appliantologist <octo...@gmail.com> wrote:
> I figured it's be pretty easy, say have some file like used in the > various popauth schemes. If the IP address of the connection in not in > the list, NO relay. It wasn't. Strict 822RFC is set and it doesn't > stop the guy from sending from <> Strict RFC821, you mean: 'MAIL FROM:<>' is SMTP and therefore part of RFC821. As for strictness, RFC821 is poorly worded, but the intent (clarified in 2821) is that MAIL FROM:<> is legitimate and, in fact, mandatory for DSN's. See example 7 in RFC821. RFC822 has to do with mail headers, not SMTP.
