# See /usr/share/postfix/main.cf.dist for a commented, more complete version

smtpd_banner = $myhostname ESMTP "Please State the Nature of the Medical Emergency"
biff = no

# appending .domain is the MUA's job.
append_dot_mydomain = no

# Uncomment the next line to generate "delayed mail" warnings
#delay_warning_time = 4h

myhostname = mta1.pssnet.com
mydomain = pssnet.com
myorigin = $myhostname
mydestination = localhost.pssnet.com, debian.pssnet.com, mta1.pssnet.com
mynetworks = 127.0.0.0/8, 216.126.78.128/25, 216.123.169.0/24, 206.248.128.0/18, 206.248.144.0/21, 206.248.136.0/21, 205.236.244.0/22, 206.248.128.0/22, 206.248.132.0/22, 206.248.156.0/22, 206.248.160.0/22, 206.248.164.0/22, 206.248.16
8.0/22, 206.248.172.0/22, 206.248.176.0/22, 206.248.180.0/22, 206.248.184.0/22, 206.126.80.0/20
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
transport_maps = hash:/etc/postfix/transport
#relayhost = mail.pssnet.com
#mailbox_command = procmail -a "$EXTENSION" DEFAULT=$HOME/Maildir/ MAILDIR=$HOME/Maildir
mailbox_command = /usr/bin/maildrop -d ${USER}
#mailbox_command = /usr/bin/maildrop
home_mailbox = Maildir/
mailbox_size_limit = 0
bounce_queue_lifetime = 12h
maximal_queue_lifetime = 1d
vacation_destination_recipient_limit = 1
vmail_destination_recipient_limit = 1
maildrop_destination_concurrency_limit = 1
maildrop_destination_recipient_limit = 1
smtpd_error_sleep_time = 0
recipient_delimiter = +
inet_interfaces = all
strict_rfc821_envelopes = yes
smtpd_helo_required = yes
disable_vrfy_command = yes
smtpd_delay_reject = no
local_recipient_maps =  $virtual_mailbox_maps $alias_maps proxy:unix:passwd.byname
unknown_local_recipient_reject_code = 554
unverified_recipient_reject_code = 554
unknown_address_reject_code = 554
unknown_client_reject_code = 554
unknown_hostname_reject_code = 554
unknown_relay_recipient_reject_code = 554
unknown_virtual_alias_reject_code = 554
unknown_virtual_mailbox_reject_code = 554
access_map_reject_code = 554
invalid_hostname_reject_code = 554
reject_code = 554
relay_domains_reject_code = 554
header_checks = regexp:/etc/postfix/header_checks
smtpd_helo_restrictions = permit_mynetworks, check_client_access regexp:/etc/postfix/client_checks, check_helo_access hash:/etc/postfix/helo_checks, reject_invalid_hostname
smtpd_restriction_classes = restrictive, permissive
smtpd_sender_restrictions = reject_unknown_sender_domain
smtpd_recipient_restrictions =
                        permit_mynetworks,
                        permit_sasl_authenticated,
                        reject_unauth_destination,
                        reject_unlisted_recipient,
root@mta1:~# postconf -n
access_map_reject_code = 554
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
append_dot_mydomain = no
biff = no
bounce_queue_lifetime = 12h
broken_sasl_auth_clients = yes
config_directory = /etc/postfix
disable_vrfy_command = yes
header_checks = regexp:/etc/postfix/header_checks
home_mailbox = Maildir/
inet_interfaces = all
invalid_hostname_reject_code = 554
local_recipient_maps = $virtual_mailbox_maps $alias_maps proxy:unix:passwd.byname
mailbox_command = /usr/bin/maildrop -d ${USER}
mailbox_size_limit = 0
maximal_queue_lifetime = 1d
message_size_limit = 51200000
mydestination = localhost.pssnet.com, debian.pssnet.com, mta1.pssnet.com
mydomain = pssnet.com
myhostname = mta1.pssnet.com
mynetworks = 127.0.0.0/8, 216.126.78.128/25, 216.123.169.0/24, 206.248.128.0/18, 206.248.144.0/21, 206.248.136.0/21, 205.236.244.0/22, 206.248.128.0/22, 206.248.132.0/22, 206.248.156.0/22, 206.248.160.0/22, 206.248.164.0/22, 206.248.168.0/22, 206.248.172.0/22, 206.248.176.0/22, 206.248.180.0/22, 206.248.184.0/22, 206.126.80.0/20
myorigin = $myhostname
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
recipient_delimiter = +
reject_code = 554
relay_domains = proxy:mysql:/etc/postfix/mysql_relay_domains_maps.cf
relay_domains_reject_code = 554
smtp_tls_note_starttls_offer = yes
smtp_use_tls = yes
smtpd_banner = $myhostname ESMTP "Please State the Nature of the Medical Emergency"
smtpd_data_restrictions = reject_unauth_pipelining, permit
smtpd_delay_reject = no
smtpd_error_sleep_time = 0
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks, check_client_access regexp:/etc/postfix/client_checks, check_helo_access hash:/etc/postfix/helo_checks, reject_invalid_hostname
smtpd_recipient_restrictions = permit_mynetworks,                       permit_sasl_authenticated,                      reject_unauth_destination,                      reject_unlisted_recipient,                      check_recipient_access hash:/etc/postfix/recipient_access,                 check_client_access regexp:/etc/postfix/client_checks,                  check_client_access hash:/etc/postfix/access,                   check_helo_access hash:/etc/postfix/helo_checks,                   check_recipient_access regexp:/etc/postfix/recipient_checks,                    reject_unknown_recipient_domain,                        reject_non_fqdn_hostname,                       reject_non_fqdn_recipient,reject_non_fqdn_sender,                  reject_invalid_hostname,                        reject_rbl_client bl.spamcop.net,                       reject_rbl_client relays.ordb.org,                      reject_rbl_client sbl-xbl.spamhaus.org,                    reject_rbl_client dul.dnsbl.sorbs.net,                  reject_rbl_client dnsbl.njabl.org,                      reject_rbl_client dynablock.njabl.org,                  reject_rbl_client combined.njabl.org,     permit_mx_backup,                        permit
smtpd_restriction_classes = restrictive, permissive
smtpd_sasl_auth_enable = yes
smtpd_sasl_local_domain = $myhostname
smtpd_sasl_security_options = noanonymous
smtpd_sender_restrictions = reject_unknown_sender_domain
smtpd_tls_CAfile = /etc/postfix/ssl/cacert.pem
smtpd_tls_auth_only = no
smtpd_tls_cert_file = /etc/postfix/ssl/smtpd.cert
smtpd_tls_key_file = /etc/postfix/ssl/smtpd.keysmtpd_tls_received_header = yes
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
strict_rfc821_envelopes = yes
tls_random_source = dev:/dev/urandom
transport_maps = hash:/etc/postfix/transport
unknown_address_reject_code = 554
unknown_client_reject_code = 554
unknown_hostname_reject_code = 554
unknown_local_recipient_reject_code = 554
unknown_relay_recipient_reject_code = 554
unknown_virtual_alias_reject_code = 554
unknown_virtual_mailbox_reject_code = 554
unverified_recipient_reject_code = 554
virtual_alias_maps = proxy:mysql:/etc/postfix/mysql_virtual_alias_maps.cf
virtual_gid_maps = static:5000
virtual_mailbox_base = /home/vmail
virtual_mailbox_domains = proxy:mysql:/etc/postfix/mysql_virtual_domains_maps.cf
virtual_mailbox_limit = 153600000
virtual_mailbox_maps = proxy:mysql:/etc/postfix/mysql_virtual_mailbox_maps.cf
virtual_minimum_uid = 5000
virtual_transport = virtual
virtual_uid_maps = static:5000