On Sat, 1 Mar 2008, Dave Crocker wrote:
The email-arch specification notes that Internet standards provide for at most
one Message-ID, but the document asserts that more than one sometimes appear
in a message. I put that in because that's been my impression.
Arnt's comments agree with my experience.
RFC 2822 provides for an additional resent-message-id each time a message
f.a.n.finch <dot(_at_)dotat(_dot_)at> http://dotat.at/
DOVER WIGHT PORTLAND: WEST 5 OR 6, INCREASING 6 OR 7, PERHAPS GALE 8 LATER.
MODERATE OR ROUGH, OCCASIONALLY VERY ROUGH IN PORTLAND LATER. RAIN THEN WINTRY
SHOWERS. MODERATE OR GOOD, OCCASIONALLY POOR.