postconf -n

alias_database = hash:/etc/aliases
alias_maps = hash:/etc/aliases
append_dot_mydomain = no
biff = no
broken_sasl_auth_clients = yes
config_directory = /etc/postfix
html_directory = /usr/share/doc/postfix/html
inet_interfaces = all
mailbox_size_limit = 0
mydestination = debian.local, localhost.localdomain, localhost
mydomain = krinetzki.de
myhostname = mail.krinetzki.de
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128
myorigin = $mydomain
readme_directory = /usr/share/doc/postfix
recipient_delimiter = +
relayhost =
smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
smtpd_banner = $myhostname ESMTP $mail_name (Debian/GNU)
smtpd_recipient_restrictions = permit_mynetworks    permit_sasl_authenticated    reject_unauth_destination    permit
smtpd_sasl_auth_enable = yes
smtpd_sasl_exceptions_networks = $mynetworks
smtpd_sasl_path = private/auth
smtpd_sasl_security_options = noanonymous
smtpd_sasl_type = dovecot
smtpd_tls_auth_only = yes
smtpd_tls_cert_file = /etc/ssl/certs/ssl-cert-snakeoil.pem
smtpd_tls_key_file = /etc/ssl/private/ssl-cert-snakeoil.key
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
tls_random_source = dev:/dev/urandom
virtual_alias_maps = proxy:mysql:$config_directory/mysql_virtual_alias_maps.cf,    proxy:mysql:$config_directory/mysql_virtual_alias_domain_maps.cf
virtual_mailbox_domains = proxy:mysql:$config_directory/mysql_virtual_domains_maps.cf
virtual_mailbox_limit = proxy:mysql:$config_directory/mysql_virtual_mailbox_limit_maps.cf
virtual_mailbox_maps = proxy:mysql:$config_directory/mysql_virtual_mailbox_maps.cf,    proxy:mysql:$config_directory/mysql_virtual_alias_domain_mailbox_maps.cf,    proxy:mysql:$config_directory/mysql_virtual_alias_domain_catchall_maps.cf
virtual_transport = dovecot