On Dec 1, 2009, at 4:03 PM, Gary Kline wrote: >> Most mail user agents have an option to enable "read receipts"; they use (or >> abuse) the DSN or MDN capabilities of the recipient's MTA or MUA. They are >> not a reliable signal that a human has seen the mail, although they can be >> used to confirm it at least got to the recipient's mail server or were >> processed by their MUA. > > What are DSN and MDN, please?
Delivery Status Notification, Message Disposition Notification -- -Chuck _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"