How to disable AUTH PLAIN on FortiMail 5.2.4 build 447
If telnet to FE and issue ehlo dmz.lab, see 250-AUTH LOGIN PLAIN
220 FEVM040000048646.localdomain ESMTP Smtpd; Tue, 17 Nov 2015 21:57:00 -0800
ehlo dmz.lab
250-FEVM040000048646.localdomain Hello [192.168.11.1], pleased to meet you
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-8BITMIME
250-SIZE 10485760
250-DSN
250-AUTH LOGIN PLAIN
250-STARTTLS
250-DELIVERBY
250 HELP
I couldn't find anything from docs but from some FortiCare, engineer advised to
config system mailsetting
set smtp-auth disable
end
But this command remove all SMTP auth.
220 FEVM040000048646.localdomain ESMTP Smtpd; Tue, 17 Nov 2015 21:48:22 -0800
ehlo dmz.lab
250-FEVM040000048646.localdomain Hello [192.168.11.1], pleased to meet you
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-8BITMIME
250-SIZE 10485760
250-DSN
250-STARTTLS
250-DELIVERBY
250 HELP
auth login
503 5.3.3 AUTH not available
Connection to host lost.
Is this expected? or any way to just turn off AUTH PLAIN
Thanks
Viet
Professional Services Consultant A/NZ
