John C Klensin wrote:
So what are you asking for that isn't there already?
Elimination of the IP address literal option? Some criteria for
"verifiable" that would presumably lie well outside the scope of
I have a 'common' situation in mind. Whether you like it or not, it is
There is a small business who has bought Microsoft SBS. They are running
Microsoft Exchange with the POP3 connector over a dynamic IP ADSL. They
have Exchange set up for direct sending, with fallback to their ISP's
smarthost. They don't want to change to always use their ISP's smarthost
because that has long delays in sending.
What are they supposed to use for the EHLO parameter if it is important
enough to mean the difference between delivery or not?
VPOP3 - POP3/SMTP/IMAP4/Webmail Email server for Windows