Hi, I'm trying to put in some better restrictions so that email to the list
can not bypass my spam filter. I can't just do it at the IP level because
there are legitimate receivers that do not go through spam filter.
it looks like I want some variation of
The original message was received at Mon, 2 Apr 2018 01:13:00 +0800
from alum.mit.edu [70.64.65.253]
- The following addresses had permanent fatal errors -
- Transcript of session follows -
while talking to lists.tcpdump.org.:
>>> MAIL From:g...@alum.mit.edu
<<< 501
