??? 250-
<<< 250-SIZE 52428800
??? 250-
+<<< 250-LIMITS MAILMAX=1000 RCPTMAX=50000
+??? 250-
<<< 250-8BITMIME
??? 250-
<<< 250-PIPELINING
??? 220
<<< 220 TLS go ahead
Attempting to start TLS
-SSL connection using ke-RSA-AES256-SHA
Succeeded in starting TLS
>>> noop
????554 Security failure
??? 250-
<<< 250-SIZE 52428800
??? 250-
+<<< 250-LIMITS MAILMAX=1000 RCPTMAX=50000
+??? 250-
<<< 250-8BITMIME
??? 250-
<<< 250-PIPELINING