question on ptr rr

Mon Feb 9 13:40:13 UTC 2004

Michael.Dillon at radianz.com writes:

> We need to add email sending capability to both POP
> and IMAP so that eventually we can all block port 25
> entirely from broadband/dialup edges. 

What's wrong with port 587 (rfc 2476 sec. 3.1) and requiring SMTP AUTH
(rfc 2554), as people have widely deployed today?  The problem is
education; the technology is already widely available and deployed.

> And we need to reinstate the use of SMTP relays in 
> order for smaller ISPs to have access to the core of
> the email system. 

This is obviously some use of the term "need" to which I am heretofore
unaccustomed.

                                        ---Rob