Nov 9 21:47:27 mail postfix/smtpd[4154]: setting up TLS connection from unknown[192.168.11.2]
Nov 9 21:47:27 mail postfix/smtpd[4154]: Anonymous TLS connection established from unknown[192.168.11.2]: TLSv1 with cipher AES128-SHA (128/128 bits)
Nov 9 21:47:27 mail postfix/smtpd[4154]: warning: SASL authentication failure: unable to canonify user and get auxprops
Nov 9 21:47:27 mail postfix/smtpd[4154]: warning: unknown[192.168.11.2]: SASL DIGEST-MD5 authentication failed: no mechanism available
Nov 9 21:47:27 mail postfix/smtpd[4154]: warning: unknown[192.168.11.2]: SASL LOGIN authentication failed: no mechanism available
Nov 9 21:47:27 mail postfix/smtpd[4154]: lost connection after AUTH from unknown[192.168.11.2]
Nov 9 21:47:27 mail postfix/smtpd[4154]: disconnect from unknown[192.168.11.2]