smtpd_banner = $myhostname ESMTP $mail_name powered by Easy Hosting Control Panel (ehcp) on Ubuntu, www.ehcp.net
biff = no

append_dot_mydomain = no

readme_directory = /usr/share/doc/postfix

# TLS parameters
tls_random_source=dev:/dev/urandom
tls_preempt_cipherlist = yes

# TLS Incoming
smtpd_tls_cert_file=/path/to/my/certificate.crt
smtpd_tls_key_file=/path/to/my/certificate.key
smtpd_tls_CAfile=/path/to/my/certificate.ca-bundle
smtpd_use_tls=yes
smtpd_tls_auth_only=yes
smtpd_tls_security_level=may
smtpd_tls_ciphers = high
smtpd_tls_mandatory_ciphers=high
smtpd_tls_exclude_ciphers = MD5, DES, ADH, RC4, PSD, SRP, 3DES, CAMELLIA, eNULL, aNULL
smtpd_tls_mandatory_exclude_ciphers = MD5, DES, ADH, RC4, PSD, SRP, 3DES, CAMELLIA,  eNULL, aNULL
smtpd_tls_loglevel=1
smtpd_tls_received_header=yes
smtpd_tls_session_cache_timeout=3600s
smtpd_tls_mandatory_protocols = TLSv1.2, TLSv1.1, TLSv1, !SSLv2, !SSLv3
smtpd_tls_protocols = TLSv1.2, TLSv1.1, TLSv1, !SSLv2, !SSLv3
smtpd_starttls_timeout = 300s
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache

# TLS Outgoing
smtp_tls_cert_file=/path/to/my/certificate.crt
smtp_tls_key_file=/path/to/my/certificate.key
smtp_tls_CAfile=/path/to/my/certificate.ca-bundle
smtp_use_tls=yes
smtp_tls_security_level=may
smtp_tls_ciphers = high
smtp_tls_mandatory_ciphers=high
smtp_tls_exclude_ciphers = MD5, DES, ADH, RC4, PSD, SRP, 3DES, CAMELLIA, eNULL, aNULL
smtp_tls_mandatory_exclude_ciphers = MD5, DES, ADH, RC4, PSD, CAMELLIA, SRP, 3DES, eNULL
smtp_tls_loglevel=1
smtp_tls_received_header=yes
smtp_tls_session_cache_timeout=3600s
smtp_tls_mandatory_protocols = TLSv1.2, TLSv1.1, TLSv1, !SSLv2, !SSLv3
smtp_tls_protocols = TLSv1.2, TLSv1.1, TLSv1, !SSLv2, !SSLv3
smtp_starttls_timeout = 300s
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache

# General Configuration
myhostname = mydomain.tld
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination = localhost
relayhost =
mynetworks = 127.0.0.0/8
mailbox_command = procmail -a "$EXTENSION"
mailbox_size_limit = 0
recipient_delimiter = +
debug_peer_list =
debug_peer_level = 1
disable_vrfy_command = yes
inet_protocols = ipv4
inet_interfaces = all
smtpd_destination_concurrency_limit = 2
smtpd_destination_rate_delay = 1s
smtpd_extra_recipient_limit = 10
smtpd_error_sleep_time = 1s
smtpd_soft_error_limit = 10
smtpd_hard_error_limit = 20

# Virtual domains, mailboxes, etc
virtual_alias_domains =
virtual_alias_maps = proxy:mysql:/etc/postfix/mysql-virtual_forwardings.cf, proxy:mysql:/etc/postfix/mysql-virtual_email2email.cf
virtual_mailbox_domains = proxy:mysql:/etc/postfix/mysql-virtual_domains.cf
virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql-virtual_mailboxes.cf
virtual_mailbox_base = /home/vmail
virtual_uid_maps = static:5000
virtual_gid_maps = static:5000
virtual_create_maildirsize = yes
virtual_mailbox_extended = yes
virtual_mailbox_limit_maps = proxy:mysql:/etc/postfix/mysql-virtual_mailbox_limit_maps.cf
virtual_mailbox_limit_override = yes
virtual_maildir_limit_message = "The user you are trying to reach is over quota."
virtual_overquota_bounce = yes
virtual_mailbox_limit = 0
virtual_message_limit = 0
mailbox_size_limit = 0
message_size_limit = 0
default_process_limit = 3
sender_canonical_maps =
transport_maps = proxy:mysql:/etc/postfix/mysql-virtual_transports.cf
proxy_read_maps = $local_recipient_maps $mydestination $virtual_alias_maps $virtual_alias_domains $virtual_mailbox_maps $virtual_mailbox_domains $relay_recipient_maps $canonical_maps $sender_canonical_maps $recipient_canonical_maps $relocated_maps $mynetworks $virtual_mailbox_limit_maps $transport_maps

# SASL Authentication
#smtpd_sasl_type = courier
smtpd_sasl_path = smtpd
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_auth_enable = yes
smtpd_sasl_security_options = noanonymous
broken_sasl_auth_clients = yes
smtpd_tls_auth_only = yes

# Restrictions
#smtpd_delay_reject = yes
#smtpd_helo_required = yes
#smtpd_helo_restrictions = permit_mynetworks, reject_invalid_helo_hostname, permit
#smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
#smtpd_sender_restrictions = permit_mynetworks, reject_unknown_sender_domain, reject_unlisted_sender, permit
#smtpd_recipient_restrictions = reject_unauth_pipelining, reject_non_fqdn_recipient, reject_unknown_recipient_domain, permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_rbl_client zen.spamhaus.org, reject_rbl_client b1.spamcop.net, check_policy_service unix:postgrey/socket, permit
smtpd_relay_restrictions = permit_mynetworks, permit_sasl_authenticated, defer_unauth_destination
smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, check_client_access cidr:/etc/postfix/client_checks

# milters & filters (Amavis & DKIM)
content_filter = smtp-amavis:127.0.0.1:10024
milter_protocol = 2
milter_default_action = accept
smtpd_milters = inet:localhost:8891
non_smtpd_milters = $smtpd_milters