> When the SMTP client simply closes the TLS connection, perhaps because > it does not like the server's certificate,
...and that's probably the case. > there is no TLS error as > such, unless the client sends a TLS "alert". So "connection lost" is > one of the possible outcomes. Especially if the TLS handshake > completes, and the connection is only then closed. > > Postfix is even more "polite" in such cases, and sends "QUIT<CRLF>" as > the first command after the handshake completes. -- Ralf Hildebrandt Charité - Universitätsmedizin Berlin Geschäftsbereich IT | Abteilung Netz | Netzwerk-Administration Invalidenstraße 120/121 | D-10115 Berlin Tel. +49 30 450 570 155 [email protected] https://www.charite.de _______________________________________________ mailop mailing list [email protected] https://list.mailop.org/listinfo/mailop
