hi all
the following is the log from my relay for example.com; this is read receipt
which failed; this is happening only with this client domain;
Nov 18 20:13:59 relay2 postfix/smtpd[4225]: NOQUEUE: reject: RCPT from
ex.2n.cz[90.182.112.11]: 451 4.3.5 Server configuration error; from=<> to=<
a...@example.com> proto=ESMTP helo=<ex.2n.cz>
Nov 18 20:13:59 relay2 postfix/smtpd[4225]: disconnect from ex.2n.cz
[90.182.112.11]
the below is my restrictions:
smtpd_helo_required = yes
smtpd_helo_restrictions =
smtpd_recipient_restrictions =
reject_non_fqdn_recipient
reject_non_fqdn_sender
reject_unknown_sender_domain
reject_unknown_recipient_domain
permit_mynetworks
reject_unauth_destination
check_recipient_access hash:/etc/postfix/roleaccount_exceptions
check_client_access hash:/etc/postfix/backscatterer_whitelist
check_sender_access hash:/etc/postfix/check_backscatterer
reject_non_fqdn_hostname
reject_invalid_hostname
check_client_access cidr:/etc/postfix/spam_cidr
check_helo_access pcre:/etc/postfix/helo_checks
check_recipient_access hash:/etc/postfix/whitelist_recipients
reject_rbl_client zen.spamhaus.org
reject_rhsbl_sender dsn.rfc-ignorant.org
permit
smtpd_data_restrictions =
reject_multi_recipient_bounce
reject_unauth_pipelining
permit
smtpd_sender_restrictions = hash:/etc/postfix/access
check_sender_access hash:/etc/postfix/strict_sender_map
smtpd_restriction_classes = strict_client_domain
strict_client_domain =
reject_unknown_client
check_client_access hash:/etc/postfix/strict_client_map
reject
smtpd_use_tls = no
strict_8bitmime = no
strict_rfc821_envelopes = no
transport_maps = hash:/etc/postfix/transport
unknown_client_reject_code = 554
unknown_local_recipient_reject_code = 550
virtual_alias_domains = hash:/etc/postfix/virtual
virtual_alias_maps = hash:/etc/postfix/virtual
pcre:/etc/postfix/virtual_pcre
-is anything wrong with my settings?!
help appreciated
