# TLS client: 4xx response to STARTTLS server PORT_S 220 ESMTP EHLO 250-OK 250-HELP 250-STARTTLS 250 PIPELINING STARTTLS 450 temp problem QUIT 250 OK **** exim -DTRYCLEAR=tls_tempfail_tryclear=false -odi x@y **** server PORT_S 220 ESMTP EHLO 250-OK 250-HELP 250-STARTTLS 250 PIPELINING STARTTLS 450 temp problem MAIL FROM: 250 OK RCPT TO: 250 OK DATA 354 Go ahead . 250 OK QUIT 250 OK **** exim -qf **** server PORT_S 220 ESMTP EHLO 250-OK 250-HELP 250-STARTTLS 250 PIPELINING STARTTLS 450 temp problem QUIT 250 OK **** exim -DREQUIRE=hosts_require_tls=* -odi x@y **** no_msglog_check