/media/sda-magnetic/david/Extern-Magnetic-2022-06-29/Extern01/Dokumente-2020-11-16/disk10-ab-2020-01-10/02-debian-pc2-work/informatik/bash-programming/lex-yacc-bash-etc/mancf-bsp000016.txt

my_networks=
my_hostname=
smtpd_helo_required=yes

smtpd_sender_restrictions
smtpd_client_restrictions
smtpd_relay_restrctions
smtpd_helo_restrictions
smtpd_etrn_restrictions
smtpd_data_restrictions
smtpd_sender_restrictions


# unknown

reject_unknown_client
reject_unknown_client_hostname
reject_unknown_reverse_client_hostname
reject_unknown_hostname
reject_unknown_sender_domain
reject_unknown_recipient_domain
reject_unknown_helo_hostname

# hostname 

reject_unknown_helo_hostname 
reject_unknown_hostname 
reject_invalid_hostname
reject_unknown_client_hostname 
reject_unknown_reverse_client_hostname 
reject_unknown_helo_hostname
reject_non_fqdn_hostname 

# non_fqdn 
reject_non_fqdn_hostname 
reject_non_fqdn_sender
reject_non_fqdn_recipient

# unauth
reject_unauth_destination
reject_unauth_pipelining

check_policy_service