Hector Santos writes:
Dave Crocker wrote:
Almost makes one wish that real bounce messages were distinguished by
something other than the 2821.mailfrom address...
Isn't this already done by most systems via the x822.From header
address user part having mainly 'mailer-daemon'?
There is a standards-track RFC saying that the way to distinguish them
from other mail is
Content-Type: multipart/report
Arnt