Quote:
Originally Posted by uxbod What have you change recently on your server ? Have you tried to implement some new Postfix restrictions ? Perhaps you could post Code: su - zimbra
postconf -n
zmprov gacf | grep zimbraMtaRestriction Obviously remove some of the sensitive information first. |
Yes you are right.I have made some changes in postfix.conf.The problem started afterwords.
sudo: unable to resolve host pop.domain.com pop.domain.com
alias_maps = hash:/etc/aliases
broken_sasl_auth_clients = yes
command_directory = /opt/zimbra/postfix/sbin
config_directory = /opt/zimbra/postfix-2.4.7.5z/conf
content_filter = smtp-amavis:[127.0.0.1]:10024
daemon_directory = /opt/zimbra/postfix/libexec
disable_dns_lookups = no
header_checks = pcre:/opt/zimbra/conf/postfix_header_checks
in_flow_delay = 1s
lmtp_connection_cache_destinations =
lmtp_connection_cache_time_limit = 4s
lmtp_host_lookup = dns
local_header_rewrite_clients = permit_mynetworks,permit_sasl_authenticated
mail_owner = postfix
mailbox_size_limit = 0
mailq_path = /opt/zimbra/postfix/sbin/mailq
manpage_directory = /opt/zimbra/postfix/man
maximal_backoff_time = 4000s
message_size_limit = 10240000
minimal_backoff_time = 300s
mydestination = localhost
myhostname = pop.domain.com
mynetworks = 127.0.0.0/8 192.168.10.0/24
newaliases_path = /opt/zimbra/postfix/sbin/newaliases
queue_directory = /opt/zimbra/data/postfix/spool
queue_run_delay = 300s
recipient_delimiter =
relayhost =
sender_canonical_maps = proxy:ldap:/opt/zimbra/conf/ldap-scm.cf
sendmail_path = /opt/zimbra/postfix/sbin/sendmail
setgid_group = postdrop
smtpd_client_restrictions = reject_unauth_pipelining
smtpd_data_restrictions = reject_unauth_pipelining
smtpd_helo_required = yes
smtpd_recipient_restrictions = reject_non_fqdn_recipient, permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination, reject_unlisted_recipient, ##ask, reject_unknown_recipient_domain, ##ask, reject_invalid_hostname, reject_non_fqdn_hostname, reject_non_fqdn_sender, reject_unknown_hostname, reject_unknown_sender_domain, reject_rbl_client zen.spamhaus.org, reject_rbl_client relays.mail-abuse.org, reject_rbl_client cbl.abuseat.org, reject_rbl_client dnsbl.njabl.org, reject_rbl_client relays.ordb.org, reject_rbl_client dnsbl.sorbs.net, reject_rbl_client opm.blitzed.org, reject_rbl_client bl.spamcop.net, reject_rbl_client dsn.rfc-ignorant.org, reject_rbl_client ix.dnsbl.manitu.net, reject_rbl_client combined.rbl.msrbl.ne, reject_rbl_client multi.uribl.com, permit
smtpd_reject_unlisted_recipient = no
smtpd_sasl_auth_enable = yes
smtpd_tls_auth_only = yes
smtpd_tls_cert_file = /opt/zimbra/conf/smtpd.crt
smtpd_tls_key_file = /opt/zimbra/conf/smtpd.key
smtpd_tls_loglevel = 1
smtpd_use_tls = yes
transport_maps = proxy:ldap:/opt/zimbra/conf/ldap-transport.cf
virtual_alias_domains = proxy:ldap:/opt/zimbra/conf/ldap-vad.cf
virtual_alias_maps = proxy:ldap:/opt/zimbra/conf/ldap-vam.cf
virtual_mailbox_domains = proxy:ldap:/opt/zimbra/conf/ldap-vmd.cf
virtual_mailbox_maps = proxy:ldap:/opt/zimbra/conf/ldap-vmm.cf
virtual_transport = error
zimbra@pop:/root$ zmprov gacf | grep zimbraMtaRestriction
zimbraMtaRestriction: reject_invalid_hostname
zimbraMtaRestriction: reject_non_fqdn_hostname
zimbraMtaRestriction: reject_non_fqdn_sender
zimbraMtaRestriction: reject_unknown_hostname
zimbraMtaRestriction: reject_unknown_sender_domain
zimbraMtaRestriction: reject_rbl_client zen.spamhaus.org
zimbraMtaRestriction: reject_rbl_client relays.mail-abuse.org
zimbraMtaRestriction: reject_rbl_client cbl.abuseat.org
zimbraMtaRestriction: reject_rbl_client dnsbl.njabl.org
zimbraMtaRestriction: reject_rbl_client relays.ordb.org
zimbraMtaRestriction: reject_rbl_client dnsbl.sorbs.net
zimbraMtaRestriction: reject_rbl_client opm.blitzed.org
zimbraMtaRestriction: reject_rbl_client bl.spamcop.net
zimbraMtaRestriction: reject_rbl_client dsn.rfc-ignorant.org
zimbraMtaRestriction: reject_rbl_client ix.dnsbl.manitu.net
zimbraMtaRestriction: reject_rbl_client combined.rbl.msrbl.ne
zimbraMtaRestriction: reject_rbl_client multi.uribl.com