Re: [Exim] forged HELO/EHLO addresses

On Wed, Nov 12, 2003 at 02:23:52PM +0000, Alan J. Flavell said:
> Btw., observant readers will have noticed that our recipe doesn't
> accept the "[ipaddress]" notation, even though it's technically legal.
> IMHO that's an obsolete usage, and we've never seen a bona fide MTA
> using it when offering is mail, although we've seen quite a proportion
> of attempts that could be seen to be spam.

I also don't allow IP addresses and wouldn't you know it, I hit some
valid site that does this. Crapware SMTP relay on their firewall.