On Wed, 5 Dec 2007, Dave Crocker wrote:
Well, let's get back to first princples. RFC 2822 3.6.2:
"The "Sender:" field specifies the
mailbox of the agent responsible for the actual transmission of the
Popular MTA implementations (Sendmail, Postfix) do not implement the
Sender: header the way 822 and 2822 suggest, so even before you consider
mailing list managers you need to be very careful about RFC lawyering.
Microsoft MUAs present message headers in a way that works best if normal
messages do not have a Sender: field and mailing list messages do have one.
f.a.n.finch <dot(_at_)dotat(_dot_)at> http://dotat.at/
LUNDY FASTNET IRISH SEA SHANNON: WEST OR SOUTHWEST 6 TO GALE 8, PERHAPS SEVERE
GALE 9 LATER. HIGH OR VERY HIGH IN FASTNET AND SHANNON, ROUGH OR VERY ROUGH IN
LUNDY AND IRISH SEA. RAIN OR SQUALLY SHOWERS. MODERATE OR GOOD, OCCASIONALLY
NOTE WELL: This list operates according to