mainf.cf:
# POSTFIX(1) configuration file - auto-generated by i-MSCP
# DO NOT EDIT THIS FILE BY HAND -- YOUR CHANGES WILL BE OVERWRITTEN
#
# General parameters
inet_protocols = ipv4
inet_interfaces = all
mynetworks_style = host
smtp_bind_address = 192.168.9.212
smtp_bind_address6 =
myhostname = panel.vtmk.hu
mydomain = panel.vtmk.hu.local
myorigin = $myhostname
smtpd_banner = $myhostname ESMTP i-MSCP 1.5.3 Managed
append_dot_mydomain = no
append_at_myorigin = yes
biff = no
recipient_delimiter = +
message_size_limit = 0
# Local delivery parameters
mydestination = $myhostname localhost.$mydomain localhost $mydomain
alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
local_transport = local
local_destination_concurrency_limit = 2
local_destination_recipient_limit = 1
local_recipient_maps = proxy:unix:passwd.byname $alias_maps
mail_spool_directory = /var/mail
mailbox_size_limit = 0
# Virtual delivery parameters
virtual_mailbox_base = /var/mail/virtual
virtual_mailbox_limit = 0
virtual_mailbox_domains = hash:/etc/postfix/imscp/domains
virtual_mailbox_maps = hash:/etc/postfix/imscp/mailboxes
virtual_alias_domains =
virtual_alias_maps = hash:/etc/postfix/imscp/aliases
virtual_transport = dovecot
virtual_destination_concurrency_limit = 2
virtual_destination_recipient_limit = 1
virtual_minimum_uid = 999
virtual_uid_maps = static:999
virtual_gid_maps = static:8
# Relay parameters
relay_domains = hash:/etc/postfix/imscp/relay_domains
relay_recipient_maps =
relay_transport = relay
relayhost =
# Transport parameters
transport_maps = hash:/etc/postfix/imscp/transport
# SMTP restrictions
smtpd_helo_required = yes
smtpd_helo_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_helo_hostname, reject_invalid_helo_hostname, permit
smtpd_sender_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_sender, reject_unknown_sender_domain, permit
smtpd_recipient_restrictions = reject_non_fqdn_recipient, reject_unknown_recipient_domain, permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_unlisted_recipient, permit
smtpd_data_restrictions = reject_multi_recipient_bounce, reject_unauth_pipelining
# i-MSCP responder parameters
imscp-arpl_destination_concurrency_limit = 2
imscp-arpl_destination_recipient_limit = 1
# Parameters added at run-time by i-MSCP or 3rd-party components
smtpd_sasl_type = dovecot
smtpd_sasl_authenticated_header = yes
broken_sasl_auth_clients = yes
smtpd_sasl_path = private/auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_auth_enable = yes
dovecot_destination_concurrency_limit = 2
dovecot_destination_recipient_limit = 1
smtpd_client_message_rate_limit = 100
anvil_rate_time_unit = 1d
smtpd_tls_cert_file = /etc/letsencrypt/live/vtmk.hu/fullchain.pem
smtpd_tls_key_file = /etc/letsencrypt/live/vtmk.hu/privkey.pem