I configured the transport for port 465, but I get the error:
When I add the parameters
I get errors:
How to fix?
postfix/smtp[16316]: SMTPS wrappermode (TCP port 465) requires setting "smtp_tls_wrappermode = yes", and "smtp_tls_security_level = encrypt" (or stronger)
When I add the parameters
#smtp_tls_wrappermode = yes
#smtp_tls_security_level = encrypt
I get errors:
postfix/smtp[16791]: SSL_connect error to gmail-smtp-in.l.google.com[172.217.214.26]:25: -1
postfix/smtp[16791]: warning: TLS library problem: error:1408F10B:SSL routines:ssl3_get_record:wrong version number:../ssl/record/ssl3_record.c:332:
postfix/smtp[16791]: C71146614D4: Cannot start TLS: handshake failure
How to fix?