# Pfade und Verzeichnisse
queue_directory = /var/spool/postfix
command_directory = /usr/sbin
daemon_directory = /usr/lib/postfix
data_directory = /var/lib/postfix
manpage_directory = /usr/share/man
sample_directory = /usr/share/doc/packages/postfix-doc/samples
readme_directory = /usr/share/doc/packages/postfix-doc/README_FILES
html_directory = /usr/share/doc/packages/postfix-doc/html
mail_spool_directory = /var/mail
sendmail_path = /usr/sbin/sendmail
newaliases_path = /usr/bin/newaliases
mailq_path = /usr/bin/mailq

# allgemeine Einstellungen
mail_owner = postfix
setgid_group = maildrop
debug_peer_level = 2
debugger_command =
         PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
         ddd $daemon_directory/$process_name $process_id & sleep 5
unknown_local_recipient_reject_code = 550
mailbox_command =
mailbox_transport =
strict_8bitmime = no
disable_mime_output_conversion = no
strict_rfc821_envelopes = no
mailbox_size_limit = 0
message_size_limit = 10240000

# Netzwerkeinstellungen
inet_interfaces = localhost
inet_protocols = all
myhostname = beispiel.intranet.my.corp
mydomain = intranet.my.corp
mydestination = $myhostname, localhost.$mydomain, localhost, beispiel
mynetworks_style = subnet
disable_dns_lookups = no
relayhost = [imap.intranet.my.corp]
defer_transports =
biff = no

# diverse Mappings
alias_maps = hash:/etc/aliases, ldap:/etc/postfix/my-ldap-aliases.cf
virtual_alias_maps = hash:/etc/postfix/virtual
virtual_alias_domains = hash:/etc/postfix/virtual
canonical_maps = hash:/etc/postfix/canonical
relocated_maps = hash:/etc/postfix/relocated
transport_maps = hash:/etc/postfix/transport
sender_canonical_maps = hash:/etc/postfix/sender_canonical
masquerade_exceptions = root
masquerade_classes = envelope_sender, header_sender, header_recipient
masquerade_domains =

# SMTP-Parameter (Mailversand)
smtp_dns_resolver_options = res_defnames
smtp_sasl_auth_enable = no
smtp_tls_CApath = /etc/ssl/certs
smtp_tls_cert_file = /etc/postfix/ssl/smtp.cert
smtp_tls_key_file = /etc/postfix/ssl/smtp.key
smtp_tls_loglevel = 1
smtp_tls_note_starttls_offer = yes
smtp_tls_security_level = may
smtp_use_tls = yes

# SMTP-Parameter (Maileingang)
smtpd_banner = $myhostname
smtpd_client_restrictions =
smtpd_enforce_tls = no
smtpd_helo_required = no
smtpd_helo_restrictions =
smtpd_recipient_restrictions = permit_mynetworks,reject_unauth_destination
smtpd_sasl_auth_enable = no
smtpd_sender_restrictions = hash:/etc/postfix/access
smtpd_tls_auth_only = no
smtpd_tls_CApath = /etc/ssl/certs
smtpd_tls_cert_file = /etc/postfix/ssl/smtp.cert
smtpd_tls_dh1024_param_file = /etc/postfix/dh_1024.pem
smtpd_tls_dh512_param_file = /etc/postfix/dh_0512.pem
smtpd_tls_eecdh_grade = strong
smtpd_tls_key_file = /etc/postfix/ssl/smtp.key
smtpd_tls_loglevel = 1
smtpd_tls_received_header = yes
smtpd_tls_security_level = may
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes

# TLS-Parameter
tls_random_source = dev:/dev/urandom
tls_preempt_cipherlist = yes