ok, so I can ignore it.. but I don't receive mails for some reason.. Here's my postfix config..
alias_database = hash:/etc/aliases alias_maps = hash:/etc/aliases append_dot_mydomain = no biff = no compatibility_level = 2 inet_interfaces = all inet_protocols = ipv4 mailbox_size_limit = 0 mailbox_transport = lmtp:unix:private/dovecot-lmtp message_size_limit = 204857600 milter_default_action = accept milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_type} {auth_authen} milter_protocol = 2 mydestination = <domains> localhost.localdomain localhost mydomain = lja.fi myhostname = mail.lja.fi mynetworks = 127.0.0.0/8 192.168.1.0/24 myorigin = /etc/mailname non_smtpd_milters = $smtpd_milters recipient_delimiter = + relayhost = <ISP email relay that is ok> smtp_sasl_auth_enable = yes smtp_sasl_password_maps = hash:/etc/postfix/sasl_passwd smtp_sasl_security_options = noanonymous smtp_tls_ciphers = high smtp_tls_security_level = encrypt smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache smtp_tls_wrappermode = yes smtp_use_tls = yes smtpd_milters = inet:localhost:8895, inet:localhost:8892 smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination smtpd_sasl_auth_enable = yes smtpd_sasl_path = private/auth smtpd_sasl_type = dovecot smtpd_tls_CAfile = /etc/letsencrypt/live/domain/chain.pem smtpd_tls_cert_file = /etc/letsencrypt/live/domain/fullchain.pem smtpd_tls_ciphers = high smtpd_tls_key_file = /etc/letsencrypt/live/domain/privkey.pem smtpd_tls_loglevel = 2 virtual_maps = hash:/etc/postfix/virtual virtual_transport = lmtp:unix:private/dovecot-lmtp
.. could you please help me to get things working ? :)