mynetworks_style = subnet strict_rfc821_envelopes = yes disable_vrfy_command = yes smtpd_delay_reject = yes smtpd_helo_required = yes |
smtpd_helo_restrictions = permit_mynetworks, reject_invalid_hostname, regexp:/etc/postfix/helo.chk permit |
/^[0-9.]+$/
550 Your software is not RFC 2821 compliant /^[0-9]+(\.[0-9]+){3}$/ 550 Your software is not RFC 2821 compliant |
smtpd_recipient_restrictions = reject_unknown_sender_domain, reject_unknown_recipient_domain, reject_unauth_pipelining, reject_non_fqdn_sender, reject_non_fqdn_recipient, permit_mynetworks, reject_unauth_destination, reject_rbl_client relays.ordb.org, reject_rbl_client sbl-xbl.spamhaus.org, reject_rbl_client list.dsbl.org, reject_rbl_client blackhole.securitysage.com, reject_rbl_client cbl.abuseat.org, reject_rbl_client dnsbl.njabl.org, reject_rbl_client blackholes.wirehub.net, reject_rbl_client bl.spamcop.net, reject_rbl_client dsn.rfc-ignorant.org, reject_rbl_client bl.csma.biz, reject_rbl_client block.rhs.mailpolice.com, reject_rbl_client relays.bl.kundenserver.de, reject_rbl_client dnsbl.rangers.eu.org, permit |
smtpd_data_restrictions = reject_unauth_pipelining, permit |