12 Jan
2005
12 Jan
'05
11:19 p.m.
On Wed, 12 Jan 2005 19:19:24 PST, Dave Crocker said:
On Wed, 12 Jan 2005 17:40:10 -0500, Valdis.Kletnieks@vt.edu wrote:
> 1) any legitimate mail source MUST have valid, functioning, non-generic > rDNS indicating that it is a mail server or source.
And how, exactly, does it indicate it's a mail server or source?
In general, that's what dkeys/iim and csv (and maybe spf) are attempting to provide.
Yes, but he asked for a rDNS solution specifically...