smtpd_banner = $myhostname ESMTP $mail_name biff = no append_dot_mydomain = no # TLS parameters smtpd_tls_cert_file = /etc/ssl/imapd.crt ## Change this smtpd_tls_key_file = /etc/ssl/imapd.key ## Change this #smtpd_tls_CAfile = /etc/ssl/ca.pem ## Uncomment if you need to use chained certificates (intermediary CAs) smtpd_use_tls=yes smtpd_tls_auth_only = yes smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache myhostname = mail.yourdomain.com ## Change this ## alias_maps = hash:/etc/aliases alias_database = hash:/etc/aliases myorigin = /etc/mailname mydestination = localhost, localhost.localdomain relayhost = mynetworks = 127.0.0.0/8 mailbox_size_limit = 0 recipient_delimiter = + inet_interfaces = all virtual_alias_domains = virtual_alias_maps = proxy:mysql:/etc/postfix/mysql/forwardings.cf, mysql:/etc/postfix/mysql/email2email.cf virtual_mailbox_domains = proxy:mysql:/etc/postfix/mysql/domains.cf virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql/mailboxes.cf virtual_mailbox_base = /var/mail/vdomains ## Change this if neccessary ## virtual_minimum_uid = 8 virtual_minimum_gid = 8 virtual_uid_maps = static:8 virtual_gid_maps = static:8 smtpd_sasl_auth_enable = yes broken_sasl_auth_clients = yes smtpd_sasl_authenticated_header = yes smtpd_sender_restrictions = reject_non_fqdn_sender, reject_unknown_sender_domain smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination transport_maps = proxy:mysql:/etc/postfix/mysql/transports.cf virtual_create_maildirsize = yes virtual_mailbox_extended = yes virtual_mailbox_limit_inbox = yes virtual_mailbox_limit_maps = proxy:mysql:/etc/postfix/mysql/mailbox_limit_maps.cf virtual_mailbox_limit = 52428800 virtual_mailbox_limit_override = yes virtual_maildir_limit_message = "The user you are trying to reach is over quota." mailbox_size_limit = 52428800 ## 50MB In bytes, 1MB = 1048576 message_size_limit = 20971520 ## 20MB virtual_overquota_bounce = yes proxy_read_maps = $local_recipient_maps $mydestination $virtual_alias_maps $virtual_alias_domains $virtual_mailbox_maps $virtual_mailbox_domains $relay_recipient_maps $relay_domains $canonical_maps $sender_canonical_maps $recipient_canonical_maps $relocated_maps $transport_maps $mynetworks $virtual_mailbox_limit_maps