{"id":11313,"date":"2026-07-03T17:44:32","date_gmt":"2026-07-03T08:44:32","guid":{"rendered":"https:\/\/www.k-in.co.jp\/niwakan\/?p=11313"},"modified":"2026-07-06T11:34:43","modified_gmt":"2026-07-06T02:34:43","slug":"postfix%e3%81%ae%e8%a8%ad%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/www.k-in.co.jp\/niwakan\/archives\/2026\/07\/11313\/","title":{"rendered":"k-in.co.jp\u306epostfix\u306e\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb"},"content":{"rendered":"<p>postfix\u3082\u3060\u3044\u3076\u5805\u7262\u306b\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3060\u3057\u3001\u8a2d\u5b9a\u306e\u4e00\u89a7\u4f5c\u3063\u3066\u304a\u3053\u3046\u3068\u601d\u3046\u3002<br \/>\n\u9593\u9055\u3048\u3066\u58ca\u3057\u3061\u3083\u3063\u3066\u3082\u300c\u3053\u3053\u304b\u3089\u30b3\u30d4\u30da\u300d\u3059\u308c\u3070\u3044\u3044\u3057\u306d\u3002<br \/>\n<!--more--><\/p>\n<p>\u5148\u305a\u306f\u30b3\u30f3\u30d1\u30a4\u30eb\u30aa\u30d7\u30b7\u30e7\u30f3\u66f8\u3044\u3066\u304a\u304b\u306a\u3044\u3068\u3002<\/p>\n<pre class=\"height:300 lang:default decode:true\" title=\"\">sudo port upgrade --enforce-variants postfix +dovecot_sasl +pcre +tls<\/pre>\n<p>+dovecot_sasl\u3067\u8a8d\u8a3c\u4f5c\u696d\u306fdovecot\u306b\u4e00\u4efb\u3057\u3061\u3083\u3046\u3002<br \/>\n+pcre\u3067Perl\u4e92\u63db\u6b63\u898f\u8868\u73fe\uff08Perl Compatible Regular Expressions\uff09\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u3002<br \/>\n+tls\u3067TLS\u63a5\u7d9a\u53ef\u80fd\u306b\u3059\u308b\u3002<br \/>\nupgrade <strong>&#8211;enforce-variants<\/strong>\u306f\u5143\u3005pcre\u304c\u7121\u304b\u3063\u305fpostfix\u306b\u8ffd\u52a0\u4ed8\u304d\u306eupgrade\u3060\u304b\u3089\u3002<br \/>\nport install\u306a\u3089\u3044\u3089\u306a\u3044\u546a\u6587\u3002<br \/>\npcre\u3092\u8db3\u3057\u305f\u306e\u306f\u3001main.cf\u3067\u4f7f\u3063\u3066\u3044\u308b\u3068\u3053\u308d\u304c\u3042\u308b\u304b\u3089\u305d\u3063\u3061\u3067\u8aac\u660e\u3059\u308b\u3002<\/p>\n<p>\u6b21\u306fmaster.cf\u306a\u3093\u3060\u3051\u308c\u3069\u3001\u3053\u3063\u3061\u306f\u3088\u304f\u5224\u3063\u3066\u3044\u306a\u3044\u3002<br \/>\n\u6b86\u3069Gemini\u3055\u3093\u4efb\u305b\u306b\u3057\u3061\u3083\u3063\u305f\u304b\u3089\u3002<\/p>\n<pre class=\"height:300 lang:default decode:true\" title=\"master.cf\">smtps      inet  n       -       n       -       -       smtpd\r\n  -o syslog_name=postfix\/smtps\r\n  -o smtpd_tls_wrappermode=yes\r\n  -o smtpd_sasl_auth_enable=yes\r\n  -o smtpd_reject_unlisted_recipient=no\r\n  -o smtpd_recipient_restrictions=permit_sasl_authenticated,reject\r\nsmtp      inet  n       -       n       -       1       postscreen\r\n  -o tls_preempt_cipherlist=yes\r\nsmtpd     pass  -       -       n       -       -       smtpd\r\n  -o syslog_name=postfix\/smtpd\r\ndnsblog   unix  -       -       n       -       0       dnsblog\r\ntlsproxy  unix  -       -       n       -       0       tlsproxy\r\nsubmission inet n       -       n       -       -       smtpd\r\n  -o smtpd_tls_security_level=encrypt\r\n  -o smtpd_sasl_auth_enable=yes\r\n  -o smtpd_sasl_type=dovecot\r\n  -o smtpd_sasl_path=private\/auth\r\n  -o smtpd_sasl_security_options=noanonymous\r\n  -o smtpd_sasl_local_domain=$myhostname\r\n  -o smtpd_client_restrictions=permit_sasl_authenticated,reject\r\n  -o smtpd_sender_restrictions=reject_sender_login_mismatch\r\n  -o smtpd_recipient_restrictions=reject_non_fqdn_recipient,reject_unknown_recipient_domain,permit_sasl_authenticated,reject\r\npickup    unix  n       -       n       60      1       pickup\r\ncleanup   unix  n       -       n       -       0       cleanup\r\nqmgr      unix  n       -       n       300     1       qmgr\r\ntlsmgr    unix  -       -       n       1000?   1       tlsmgr\r\nrewrite   unix  -       -       n       -       -       trivial-rewrite\r\nbounce    unix  -       -       n       -       0       bounce\r\ndefer     unix  -       -       n       -       0       bounce\r\ntrace     unix  -       -       n       -       0       bounce\r\nverify    unix  -       -       n       -       1       verify\r\nflush     unix  n       -       n       1000?   0       flush\r\nproxymap  unix  -       -       n       -       -       proxymap\r\nproxywrite unix -       -       n       -       1       proxymap\r\nsmtp      unix  -       -       n       -       -       smtp\r\nrelay     unix  -       -       n       -       -       smtp\r\n       -o syslog_name=postfix\/$service_name\r\n       -o smtp_helo_timeout=5\r\n       -o smtp_connect_timeout=5\r\nshowq     unix  n       -       n       -       -       showq\r\nerror     unix  -       -       n       -       -       error\r\nretry     unix  -       -       n       -       -       error\r\ndiscard   unix  -       -       n       -       -       discard\r\nlocal     unix  -       n       n       -       -       local\r\nvirtual   unix  -       n       n       -       -       virtual\r\nlmtp      unix  -       -       n       -       -       lmtp\r\nanvil     unix  -       -       n       -       1       anvil\r\nscache    unix  -       -       n       -       1       scache\r\npostlog   unix-dgram n  -       n       -       1       postlogd\r\ndovecot     unix  -      n       n       -       -       pipe\r\n  flags=DRhu user=vmail:vmail argv=\/opt\/local\/libexec\/dovecot\/dovecot-lda -f ${sender} -d ${recipient}\r\nsmtp-amavis             unix    -       -       n       -       2       smtp\r\n  -o smtp_tls_security_level=none\r\n  -o smtp_data_done_timeout=1200\r\n  -o smtp_send_xforward_command=yes\r\n  -o smtp_dns_support_level=disabled\r\n  -o max_use=20\r\n127.0.0.1:10025 inet    n       -       n       -       -       smtpd\r\n  -o content_filter=\r\n  -o smtpd_delay_reject=no\r\n  -o smtp_tls_security_level=none\r\n  -o smtpd_client_restrictions=permit_mynetworks,reject\r\n  -o smtpd_helo_restrictions=\r\n  -o receive_override_options=no_header_body_checks,no_unknown_recipient_checks,no_milters\r\n  -o syslog_name=postfix\/smtpd:10025<\/pre>\n<p>\u6700\u5f8c\u306e\u65b9\u306b\u3042\u308b<strong>smtp-amavis<\/strong>\u306fmain.cf\u3067\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u3002<br \/>\n<strong>127.0.0.1:10025<\/strong>\u306fsmtp-amavis\u304c\u8fd4\u4e8b\u3092\u9001\u308a\u8fd4\u3057\u3066\u304f\u308b\u306e\u3092\u5f85\u3061\u53d7\u3051\u308bport\u3002<\/p>\n<p>\u305d\u3057\u3066main.cf\u3002<\/p>\n<pre class=\"height:300 lang:default decode:true\" title=\"main.cf\">compatibility_level = 3.11\r\nqueue_directory = \/opt\/local\/var\/spool\/postfix\r\ncommand_directory = \/opt\/local\/sbin\r\ndaemon_directory = \/opt\/local\/libexec\/postfix\r\ndata_directory = \/opt\/local\/var\/lib\/postfix\r\nmail_owner = _postfix\r\ndefault_privs = nobody\r\nmyhostname = mail.k-in.co.jp\r\nmydomain = k-in.co.jp\r\nmyorigin = $mydomain\r\ninet_interfaces = all\r\nmydestination = $myhostname,\r\n                localhost.$mydomain,\r\n                localhost,\r\n                $mydomain,\r\n                mail.$mydomain,\r\n                smtp.$mydomain,\r\n                imap.$my domain\r\nunknown_local_recipient_reject_code = 550\r\nmynetworks = 192.168.0.0\/24, 127.0.0.0\/8\r\nrelay_domains = \r\nrelayhost = \r\nalias_maps = hash:\/etc\/aliases\r\nalias_database = hash:\/opt\/local\/etc\/aliases\r\nmail_spool_directory = \/Volumes\/Works\/Library\/mail\/\r\nluser_relay = unknown_user@k-in.co.jp\r\nheader_checks = pcre:\/opt\/local\/etc\/postfix\/header_checks\r\nmime_header_checks = pcre:\/opt\/local\/etc\/postfix\/mime_header_checks\r\nnested_header_checks = pcre:\/opt\/local\/etc\/postfix\/nested_header_checks\r\nmilter_header_checks = pcre:\/opt\/local\/etc\/postfix\/milter_header_checks\r\nsendmail_path = \/opt\/local\/sbin\/sendmail\r\nnewaliases_path = \/opt\/local\/bin\/newaliases\r\nmailq_path = \/opt\/local\/bin\/mailq\r\nsetgid_group = _postdrop\r\nhtml_directory = no\r\nmanpage_directory = \/opt\/local\/share\/man\r\nsample_directory = \/opt\/local\/share\/postfix\/sample\r\nreadme_directory = \/opt\/local\/share\/postfix\/readme\r\ninet_protocols = ipv4\r\nmailbox_size_limit = 0\r\nsmtpd_tls_security_level = may\r\nsmtpd_sasl_auth_enable = yes\r\nsmtpd_sasl_local_domain = $mydomain\r\nsmtpd_sasl_security_options =\r\n        noanonymous,\r\n        noactive,\r\n        nodictionary\r\nsmtpd_sasl_tls_security_options = noanonymous\r\nsmtpd_sasl_type = dovecot\r\nsmtpd_sasl_path = private\/auth\r\nsmtpd_tls_auth_only     = yes\r\nsmtp_tls_security_level = may\r\nsmtpd_tls_cert_file     = \/opt\/local\/etc\/ssl\/certs\/bundle.crt\r\nsmtpd_tls_key_file      = \/opt\/local\/etc\/ssl\/private\/server.key\r\nsmtpd_tls_session_cache_database =\r\n                btree:$data_directory\/smtpd_tls_session_cache\r\nsmtp_tls_session_cache_database =\r\n                btree:$data_directory\/smtp_tls_session_cache\r\nlmtp_tls_session_cache_database =\r\n                btree:$data_directory\/lmtp_tls_session_cache\r\npostscreen_cache_map =\r\n                $data_directory\/postscreen_cache_map\r\nsmtpd_tls_received_header = yes\r\ndns_ncache_ttl_fix_enable = yes\r\nsmtpd_tls_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1\r\nsmtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1\r\ncontent_filter = smtp-amavis:[127.0.0.1]:10024\r\nreceive_override_options = no_address_mappings\r\nsmtpd_recipient_restrictions =\r\n    permit_mynetworks,\r\n    permit_sasl_authenticated,\r\n    check_client_access hash:\/opt\/local\/etc\/postfix\/access,\r\n    check_client_access cidr:\/opt\/local\/etc\/postfix\/access_cidr,\r\n    check_client_access cidr:\/opt\/local\/etc\/postfix\/reject_cidr,\r\n    reject_unauth_destination,\r\n    reject_non_fqdn_sender,\r\n    reject_non_fqdn_recipient,\r\n    reject_unknown_sender_domain,\r\n    reject_invalid_hostname,\r\n    reject_unknown_reverse_client_hostname,\r\n    warn_if_reject reject_unknown_client_hostname,\r\n    warn_if_reject reject_unknown_helo_hostname,\r\n    reject_unverified_recipient,\r\n    reject_non_fqdn_helo_hostname,\r\n    reject_rhsbl_helo           dbl.spamhaus.org,\r\n    reject_rhsbl_reverse_client dbl.spamhaus.org,\r\n    reject_rhsbl_sender         dbl.spamhaus.org,\r\n    permit\r\nmaillog_file = \/opt\/local\/var\/log\/postfix\/postfix_log\r\nmaillog_file_permissions = 0644\r\nmaillog_file_prefixes = \/opt\/local\/var\/log, \/opt\/local\/var\/log\/postfix\r\nmailbox_transport = lmtp:unix:private\/dovecot-lmtp\r\nlocal_transport         = local:$myhostname\r\nvirtual_transport       = lmtp:unix:private\/dovecot-lmtp\r\nvirtual_uid_maps        = static:510\r\nvirtual_gid_maps        = static:510\r\nvirtual_minimum_uid     = 500\r\nvirtual_mailbox_base    = \/Volumes\/Works\/Library\/mail\r\nvirtual_mailbox_maps    = hash:\/opt\/local\/etc\/postfix\/virtual\r\nvirtual_alias_maps      = hash:\/opt\/local\/etc\/postfix\/virtual\r\nsmtpd_client_restrictions =\r\n     permit_mynetworks,\r\n     permit_sasl_authenticated,\r\n     hash:\/opt\/local\/etc\/postfix\/access,\r\n     cidr:\/opt\/local\/etc\/postfix\/access_cidr,\r\n     cidr:\/opt\/local\/etc\/postfix\/reject_cidr,\r\n     permit\r\nsmtpd_helo_restrictions = \r\n    permit_mynetworks,\r\n    permit_sasl_authenticated,\r\n    reject_invalid_helo_hostname,\r\n    reject_non_fqdn_helo_hostname,\r\n    reject_unknown_helo_hostname,\r\n    permit\r\nsmtpd_helo_required = yes\r\nsmtpd_sender_restrictions =\r\n    reject_unknown_sender_domain\r\n    reject_non_fqdn_sender\r\n    reject_unverified_sender\r\nsmtpd_data_restrictions =\r\n    reject_unauth_pipelining\r\npostscreen_dnsbl_allowlist_threshold = -2\r\npostscreen_dnsbl_sites =\r\n     zen.spamhaus.org*3\r\n     b.barracudacentral.org=127.0.0.[2..11]*2\r\n     bl.spameatingmonkey.net*2\r\n     bl.spamcop.net\r\n     dnsbl.sorbs.net\r\n     list.dnswl.org=127.[0..255].[0..255].0*-2,\r\n     list.dnswl.org=127.[0..255].[0..255].1*-4,\r\n     list.dnswl.org=127.[0..255].[0..255].[2..3]*-6\r\npostscreen_non_smtp_command_enable = yes\r\npostscreen_bare_newline_enable = yes\r\npostscreen_bare_newline_action = enforce\r\npostscreen_pipelining_enable = yes\r\npostscreen_pipelining_action = enforce\r\npostscreen_dnsbl_action = drop\r\npostscreen_greet_action = drop\r\nsmtp_host_lookup = native\r\nlmtp_host_lookup = native\r\nsmtp_dns_support_level = dnssec\r\nsmtp_discard_ehlo_keywords = pipelining CRLF.CRLF\r\nsmtp_sasl_security_options = noanonymous\r\nsmtp_sasl_mechanism_filter = plain, login\r\nsmtpd_milters = unix:\/opt\/local\/var\/run\/opendkim\/opendkim.sock\r\nnon_smtpd_milters = $smtpd_milters\r\nmilter_default_action = accept\r\npostscreen_greet_action = drop\r\nsmtp_host_lookup = native\r\nlmtp_host_lookup = native\r\nsmtp_dns_support_level = dnssec\r\nsmtp_discard_ehlo_keywords = pipelining CRLF.CRLF\r\nsmtp_sasl_security_options = noanonymous\r\nsmtp_sasl_mechanism_filter = plain, login\r\nsmtpd_milters = unix:\/opt\/local\/var\/run\/opendkim\/opendkim.sock\r\nnon_smtpd_milters = $smtpd_milters\r\nmilter_default_action = accept\r\nnotify_classes = resource, software\r\nsmtpd_junk_command_limit = 10<\/pre>\n<p>header_checks = pcre:\/opt\/local\/etc\/postfix\/header_checks<br \/>\nmime_header_checks = pcre:\/opt\/local\/etc\/postfix\/mime_header_checks<br \/>\nnested_header_checks = pcre:\/opt\/local\/etc\/postfix\/nested_header_checks<br \/>\nmilter_header_checks = pcre:\/opt\/local\/etc\/postfix\/milter_header_checks<br \/>\npostfix\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b<strong>+pcre<\/strong>\u3092\u3064\u3051\u305f\u306e\u306f\u3001\u3053\u306e4\u884c\u306epcre:\u304c\u5fc5\u8981\u3060\u3063\u305f\u306e\u3067\u3057\u305f\u3002<\/p>\n<p>\u4f55\u6545\u304b\u306f\u3001\u3053\u308c\u3067\u5224\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"height:300 lang:default decode:true\" title=\"header_checks\">\/^Received:.*\\.(site|xyz|online|top|club|cn|kr|ru)\/  REJECT Spamer-sender\r\n\r\n\/^Received:.*(\\.sphcm\\.jp|@sphcm\\.jp)\/  DISCARD Spamer-sender\r\n\/^Received:.*\\.usedtruckyard\\.com\/      DISCARD Spamer-sender\r\n\/^Received:.*\\.official-vip-aiyouxi\\.com\/       DISCARD Spamer-sender\r\n\/^Received:.*\\.m01-ahd-sys\\.net\/        DISCARD Spamer-sender\r\n\/^Received:.*\\.hubspotemail\\.net\/    DISCARD Spamer-sender\r\n\r\n\/^Received:.*\\[60\\.(16[89]|17[0-5])\\.\/  DISCARD Spamer-China-Block\r\n\r\n\/^From:.*cptlst\\.net\/   DISCARD Spamer-BrandImpact\r\n\/^From:.*wbpr\\.tokyo\/   DISCARD Spamer-pr-site\r\n\/^From:.*mireall\\.com\/  DISCARD Spamer-pr-site\r\n\r\n\/^X-Mailer: [A-Z]{10,}\/ DISCARD Fake mailer signature detected.<\/pre>\n<p>1\u884c\u76ee\u306e<strong>\/^Received:.*\\.(site|xyz|online|top|club|cn|kr|ru)\/  REJECT Spamer-sender<\/strong>\u3053\u306e<strong>(site|xyz|online|top|club|cn|kr|ru)<\/strong>\u304c\u4f7f\u3044\u305f\u304b\u3063\u305f\u306e\u3067\u3057\u305f\u3002\uff08+pcre\u4ed8\u3051\u306a\u3044\u3068\u3067\u304d\u306a\u3044\u3093\u3060\u308f\uff09<\/p>\n<p>master.cf\u3067\u306e\u8a2d\u5b9a\u306fmain.cf\u306e\u3053\u3053\u3067port\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\ncontent_filter = smtp-amavis:[127.0.0.1]:10024<br \/>\nstmp-amavis\u3068\u3042\u308b\u3051\u308c\u3069\u3001master.cf\u3068\u5408\u3063\u3066\u3044\u308c\u3070\u5225\u306e\u3067\u3082\u826f\u3044\u306e\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n<p>mail_spool_directory = \/Volumes\/Works\/Library\/mail\/<br \/>\nvirtual_mailbox_base = \/Volumes\/Works\/Library\/mail<br \/>\n\u3053\u306e2\u70b9\u304c\u5916\u90e8\u30c7\u30a3\u30b9\u30af\uff08Volumes\/\u3060\u3082\u3093\u306d\uff09\u306a\u306e\u306f\u3001\u3069\u308c\u3060\u3051\u30e1\u30fc\u30eb\u304c\u81a8\u308c\u4e0a\u304c\u3063\u3066\u3082system\u9818\u57df\u3092\u8352\u3089\u3055\u306a\u3044\u305f\u3081\u3002<br \/>\n\u5b9f\u306fweb\u74b0\u5883\u3082\u5916\u4ed8\u3051\u306b\u7f6e\u3044\u3066\u3042\u308b\u3002<\/p>\n<p>smtpd_milters = unix:\/opt\/local\/var\/run\/opendkim\/opendkim.sock<br \/>\n\u3053\u308c\u3084\u308b\u305f\u3081\u306bopendkim\u3082\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u3002<br 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