??? 220
<<< 220 TLS go ahead
Attempting to start TLS
-SSL connection using ke-RSA-AES256-SHA
Succeeded in starting TLS
>>> mail from:<userx@test.ex>
??? 250
<<< 250 OK
>>> rcpt to:<userx@test.ex>
??? 550
-<<< 550 unacceptable cipher TLSv1:ke-RSA-AES256-SHA:xxx
+<<< 550 unacceptable cipher TLS1.x:ke-RSA-AES256-SHAnnn:xxx
>>> quit
??? 221
<<< 221 myhost.test.ex closing connection
??? 220
<<< 220 TLS go ahead
Attempting to start TLS
-SSL connection using ke-RSA-AES256-SHA
Succeeded in starting TLS
>>> helo rhu.barb
??? 250