Which is "better", to put the various restrictions with the appropriate
smtpd_????_restriction stanzas, or to put them all into the
smtpd_recipient_restrictions stanza. I am assuming that
smtpd_delay_reject is yes.
I have always assumed that putting them in one place had the advantage
of allowing me to order the various restrictions as I wanted.
alias_maps = hash:/etc/aliases
append_dot_mydomain = no
biff = no
bounce_size_limit = 65536
broken_sasl_auth_clients = yes
config_directory = /etc/postfix
content_filter = smtp-amavis:[127.0.0.1]:10024
default_process_limit = 20
delay_warning_time = 12h
disable_vrfy_command = yes
header_size_limit = 32768
home_mailbox = Maildir/
html_directory = /usr/share/doc/postfix/html
mailbox_transport = lmtp:unix:private/dovecot-lmtp
message_size_limit = 3276800
mydestination = localhost, localhost.localdomain, localdomain
mydomain = klam.ca
myhostname = smtp.$mydomain
mynetworks = 127.0.0.0/8, 192.168.0.0/16, [::1]/128, [2001:470:b183:30::]/64
myorigin = $mydomain
readme_directory = /usr/share/doc/postfix
recipient_delimiter = +
relocated_maps = hash:/etc/postfix/maps/relocated
smtp_sasl_security_options = noanonymous
smtp_sasl_tls_security_options = noanonymous
smtp_tls_cert_file = /root/ssl/certs/KLaM_Mail.pem
smtp_tls_enforce_peername = no
smtp_tls_key_file = /root/ssl/private/KLaM_Mail.key
smtp_tls_note_starttls_offer = yes
smtp_tls_security_level = may
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtp_use_tls = yes
smtpd_banner = $myhostname ESMTP
smtpd_client_restrictions =
smtpd_data_restrictions = reject_multi_recipient_bounce,
reject_unauth_pipelining
smtpd_error_sleep_time = 5s
smtpd_etrn_restrictions = reject
smtpd_helo_required = yes
smtpd_helo_restrictions =
smtpd_recipient_limit = 128
smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated,
reject_unauth_destination, reject_invalid_hostname,
reject_non_fqdn_hostname, reject_non_fqdn_sender, reject_non_fqdn_recipient,
reject_unknown_sender_domain, reject_unknown_recipient_domain,
check_sender_access hash:/etc/postfix/maps/sender_checks,
check_recipient_access pcre:/etc/postfix/maps/recipient_checks.pcre,
check_recipient_access hash:/etc/postfix/maps/recipient_checks,
check_helo_access pcre:/etc/postfix/maps/helo_checks.pcre, reject_rbl_client
zen.spamhaus.org, reject_rbl_client bl.spamcop.net, check_policy_service
inet:127.0.0.1:10023
smtpd_sasl_auth_enable = yes
smtpd_sasl_authenticated_header = yes
smtpd_sasl_local_domain = $mydomain
smtpd_sasl_path = private/dovecot-auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_type = dovecot
smtpd_sender_restrictions =
smtpd_tls_ask_ccert = yes
smtpd_tls_auth_only = yes
smtpd_tls_cert_file = /root/ssl/certs/KLaM_Mail.pem
smtpd_tls_key_file = /root/ssl/private/KLaM_Mail.key
smtpd_tls_mandatory_ciphers = medium
smtpd_tls_mandatory_protocols = SSLv3, TLSv1
smtpd_tls_received_header = yes
smtpd_tls_req_ccert = no
smtpd_tls_security_level = may
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
strict_rfc821_envelopes = yes
virtual_alias_maps = pgsql:/etc/postfix/sql/valiases.sql
virtual_mailbox_domains = pgsql:/etc/postfix/sql/vdomains.sql
virtual_mailbox_maps = pgsql:/etc/postfix/sql/vmailbox.sql
virtual_transport = lmtp:unix:private/dovecot-lmtp
