On Wed, 1 Jan 2020, Dave Crocker wrote:
On 1/1/2020 8:11 AM, Dave Crocker wrote:
We need to be able to point to a detailed, technical specification for
It's somewhere between a profile and a BCP. The profile would be of 5321
or 5321bis, a set of commands and features it needs to support, e.g.,
EHLO with 8BITMIME and STARTTLS and PIPELINING. The BCP is stuff like a
fixed IP address with matching forward and reverse DNS that doesn't look
generic, and that the MTA uses in its EHLO.
We obviously can't write down a set of rules and say if you do this
everyone will accept your mail, but we can make it as likely as possible.
I don't think we need to worry about large vs. small systems since
everything I'm thinking of is easy to do on a $5/mo VPS or a Raspberry Pi
in a school lab.
John Levine, johnl(_at_)taugh(_dot_)com, Taughannock Networks, Trumansburg NY
Please consider the environment before reading this e-mail. https://jl.ly
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