{"id":13874,"date":"2025-07-03T09:49:41","date_gmt":"2025-07-03T00:49:41","guid":{"rendered":"https:\/\/www.kagoya.jp\/howto\/?p=13874"},"modified":"2025-07-03T09:49:41","modified_gmt":"2025-07-03T00:49:41","slug":"mailserver-software","status":"publish","type":"post","link":"https:\/\/www.kagoya.jp\/howto\/engineer\/communication\/mailserver-software\/","title":{"rendered":"\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u7a2e\u985e\u3068\u5f79\u5272\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3010\u6bd4\u8f03\u8868\u4ed8\u3011"},"content":{"rendered":"\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/mailserver_software.jpg\" alt=\"\" class=\"wp-image-14571\"\/><\/figure>\n\n\n\n<p>\u4e00\u53e3\u3067\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3068\u8a00\u3063\u3066\u3082\u3001\u8907\u6570\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u5f79\u5272\u5206\u62c5\u3092\u3057\u3066\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u5f79\u5272\u3092\u628a\u63e1\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u4ed5\u7d44\u307f\u3092\u3088\u308a\u6df1\u304f\u7406\u89e3\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u7a2e\u985e\u3068\u5f79\u5272\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\u3002\u307e\u305f\u3088\u304f\u4f7f\u308f\u308c\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u7a2e\u985e\u3092\u6bd4\u8f03\u8868\u4ed8\u3067\u7d39\u4ecb\u3059\u308b\u306e\u3067\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<div class=\"kh-box has-label is-style-yellow\"><div class=\"kh-box__label\">\u6708\u984d\u5b9a\u984d\u3067\u5229\u7528\u3067\u304d\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc<\/div><div class=\"kh-box__content\">\n<p>KAGOYA\u30e1\u30fc\u30eb\u30d7\u30e9\u30f3\u306f\u30e6\u30fc\u30b6\u30fc\u6570\u7121\u5236\u9650\u3067\u5229\u7528\u3067\u304d\u308b\u6708\u984d\u5b9a\u984d\u5236\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3067\u3059\u3002<br>\u4eca\u3084\u5fc5\u9808\u306e\u6a5f\u80fd\u3068\u306a\u3063\u3066\u3044\u308b\u8ff7\u60d1\u30e1\u30fc\u30eb\u5bfe\u7b56\u3084\u9001\u4fe1\u30c9\u30e1\u30a4\u30f3\u8a8d\u8a3c\uff08SPF\/DKIM\/DMARC\uff09\u306b\u3082\u5bfe\u5fdc\u3057\u3001\u6cd5\u4eba\u5229\u7528\u306b\u6700\u9069\u306a\u30e1\u30fc\u30eb\u30b5\u30fc\u30d3\u30b9\u3067\u3059\u3002<\/p>\n\n\n<div class=\"kh-cta\"><div class=\"entry-content\"><div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full has-lightbox\"><a href=\"https:\/\/www.kagoya.jp\/document\/form-mailsecurity-check\/?argument=vqHX23Xs&amp;dmai=a658cdc89bf06c\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"728\" height=\"90\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png\" alt=\"\" class=\"wp-image-14327\" srcset=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png 728w, https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7-300x37.png 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n<\/div><\/div><\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cMTA\u300d\u300cMDA\u300d\u300cMRA\u300d\u306e\u6982\u8981\u3068\u5f79\u5272<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/mailserversoftware.png\" alt=\"\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u56f3\u89e3\" class=\"wp-image-14569\"\/><\/figure>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u8907\u6570\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u9023\u643a\u3057\u3066\u904b\u7528\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u6319\u3052\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u5f79\u5272\u3092\u305d\u308c\u305e\u308c\u5206\u62c5\u3057\u3066\u3001\u3072\u3068\u3064\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u52d5\u304b\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u540d\u79f0<\/th><th>\u6982\u8981<\/th><th><strong>\u4ee3\u8868\u7684\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2<\/strong><\/th><\/tr><\/thead><tbody><tr><td>MTA<br>(\u30e1\u30fc\u30eb\u8ee2\u9001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8)<\/td><td>\u5b9b\u5148\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc(MTA)\u3078<br>\u30e1\u30fc\u30eb\u3092\u8ee2\u9001\u3059\u308b<\/td><td>Postfix,Sendmail,qmail\u306a\u3069<\/td><\/tr><tr><td>MDA<br>(\u30e1\u30fc\u30eb\u914d\u4fe1\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8)<\/td><td>MTA\u304b\u3089\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308a\u3001<br>\u30e6\u30fc\u30b6\u30fc\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3078\u914d\u4fe1\u3059\u308b<\/td><td>procmail,maildrop\u306a\u3069<\/td><\/tr><tr><td>MRA<br>(\u30e1\u30fc\u30eb\u53d6\u5f97\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8)<\/td><td>\u30e6\u30fc\u30b6\u30fc\u304c\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5185\u306e\u30e1\u30fc\u30eb\u3092<br>\u53c2\u7167\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b<\/td><td>Dovecot, Cyrus IMAP\u306a\u3069<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u3092\u904b\u7528\u3059\u308b\u305f\u3081\u306e\u4e3b\u306a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2<\/figcaption><\/figure>\n\n\n\n<p>\u4e0a\u8a18\u4ee5\u5916\u306b\u3082\u3001\u305f\u3068\u3048\u3070Web\u30e1\u30fc\u30eb\u3092\u904b\u7528\u3059\u308b\u969b\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cRainLoop\u300d\u300cRoundcube\u300d\u306a\u3069\u3082\u3088\u304f\u77e5\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">MTA\uff08\u30e1\u30fc\u30eb\u8ee2\u9001\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8) | \u5b9b\u5148\u3078\u30e1\u30fc\u30eb\u3092\u8ee2\u9001<\/h3>\n\n\n\n<p>MTA\u306fMail Transfer Agent\u306e\u7565\u79f0\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u9001\u4fe1\u3057\u305f\u30e1\u30fc\u30eb\u3092\u53d7\u3051\u53d6\u308a\u3001\u5b9b\u5148\u306eMTA\u3078\u30e1\u30fc\u30eb\u3092\u8ee2\u9001\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002MTA\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u3046\u3061\u3001\u4e2d\u6838\u3068\u306a\u308b\u6a5f\u80fd\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">MDA\uff08\u30e1\u30fc\u30eb\u914d\u4fe1\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\uff09 | \u53d7\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3078\u30e1\u30fc\u30eb\u3092\u914d\u4fe1<\/h3>\n\n\n\n<p>MDA\u306fMail Delivery Agent\u306e\u7565\u79f0\u3067\u3001MTA\u304b\u3089\u53d6\u5f97\u3057\u305f\u30e1\u30fc\u30eb\u3092\u4ed5\u5206\u3051\u3066\u3001\u5404\u53d7\u4fe1\u8005\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u3078\u914d\u4fe1\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002MDA\u306f\u8ff7\u60d1\u30e1\u30fc\u30eb\u3068\u5224\u5b9a\u3055\u308c\u305f\u30e1\u30fc\u30eb\u3092\u30b4\u30df\u7bb1\u3078\u5165\u308c\u305f\u308a\u3001\u30e1\u30fc\u30eb\u53d7\u4fe1\u5f8c\u306b\u81ea\u52d5\u8fd4\u4fe1\u3057\u305f\u308a\u3059\u308b\u6a5f\u80fd\u306a\u3069\u3082\u62c5\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">MRA\uff08\u30e1\u30fc\u30eb\u53d6\u5f97\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\uff09 | \u53d7\u4fe1\u8005\u304c\u30e1\u30fc\u30eb\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b<\/h3>\n\n\n\n<p>MRA\u306fMail Retrieval Agent\u306e\u7565\u79f0\u3067\u3001\u53d7\u4fe1\u8005\u304c\u30e1\u30fc\u30eb\u3092\u53d6\u5f97\u3057\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002MRA\u3067\u306f\u4e3b\u306b\u4ee5\u4e0b2\u3064\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u6271\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>POP3<\/strong><\/td><td>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u30e1\u30fc\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u3001\u30ed\u30fc\u30ab\u30eb\u306e\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u3067\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<br>\u57fa\u672c\u7684\u306b\u306f\u3001\u30ed\u30fc\u30ab\u30eb\u306b\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30e1\u30fc\u30eb\u306f\u30b5\u30fc\u30d0\u30fc\u4e0a\u304b\u3089\u524a\u9664\u3055\u308c\u308b\u3002<br> \u203b\u30e1\u30fc\u30eb\u30bd\u30d5\u30c8\u306a\u3069\u3067\u524a\u9664\u307e\u3067\u306e\u671f\u9593\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd<\/td><\/tr><tr><td><strong>IMAP<\/strong><\/td><td>\u30e1\u30fc\u30eb\u3092\u30b5\u30fc\u30d0\u30fc\u4e0a\u3067\u53c2\u7167\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<br>IMAP\u3067\u53c2\u7167\u3057\u305f\u5834\u5408\u3001\u539f\u5247\u3068\u3057\u3066\u30e1\u30fc\u30eb\u306f\u30b5\u30fc\u30d0\u30fc\u4e0a\u306b\u4fdd\u6301\u3055\u308c\u524a\u9664\u3055\u308c\u306a\u3044\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u4f7f\u308f\u308c\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cMTA\u300d10\u9078\u3010\u6bd4\u8f03\u8868\u3011<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u540d\u79f0<\/th><th>\u958b\u767a\u5143<\/th><th>\u521d\u7248<\/th><th>\u5bfe\u5fdc\u74b0\u5883<\/th><th>\u30e9\u30a4\u30bb\u30f3\u30b9\u5f62\u614b<\/th><th>\u7279\u5fb4<\/th><\/tr><\/thead><tbody><tr><td>Postfix<\/td><td>Wietse Venema\uff08IBM\uff09<br>\/ Postfix Project<\/td><td>1999\u5e74<\/td><td>Unix\/Linux<\/td><td>IBM Public License <br>(IPL)<\/td><td>Sendmail\u3068\u9ad8\u3044\u4e92\u63db\u6027\u3092\u3082\u3064\u3002<br>\u8a2d\u8a08\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u7ba1\u7406\u3057\u3084\u3059\u3044\u3002<\/td><\/tr><tr><td>Sendmail<\/td><td>Sendmail Inc.<\/td><td>1982\u5e74<\/td><td>Unix\/Linux<br>\u30fbWindows<\/td><td>Sendmail License<\/td><td>\u9ad8\u3044\u666e\u53ca\u7387\u3068\u67d4\u8edf\u6027\u3092\u8a87\u308b\u304c\u8a2d\u5b9a\u304c\u8907\u96d1<\/td><\/tr><tr><td>qmail<\/td><td>Dan Bernstein<\/td><td>1997\u5e74<\/td><td>Unix\/Linux<\/td><td>Public Domain<\/td><td>\u8efd\u91cf\u30fb\u30b7\u30f3\u30d7\u30eb\u3067\u9ad8\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u8a87\u308b\u3002<br>2021\u5e741\u6708\u672b\u3067\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u3002<\/td><\/tr><tr><td>Microsoft Exchange Server<\/td><td>Microsoft<\/td><td>1996\u5e74<\/td><td>Windows Server<\/td><td>\u5546\u7528<br>(Microsoft EULA)<\/td><td>Microsoft\u304c\u4f01\u696d\u5411\u3051\u306b\u958b\u767a\u3057\u305f\u7d71\u5408\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u30b7\u30b9\u30c6\u30e0\u3002<\/td><\/tr><tr><td>Exim<\/td><td>University of Cambridge<\/td><td>1995\u5e74<\/td><td>Unix\/Linux<\/td><td>GPL<\/td><td>\u9ad8\u5ea6\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6027\u30fb\u67d4\u8edf\u6027\u3092\u8a87\u308b\u3002<br>\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u308bMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u3072\u3068\u3064\u3002<\/td><\/tr><tr><td>OpenSMTPD<\/td><td>OpenBSD<br>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8<\/td><td>2013\u5e74<\/td><td>OpenBSD\/<br>Linux\/BSD<\/td><td>ISC License<\/td><td>\u30b7\u30f3\u30d7\u30eb\u30fb\u30bb\u30ad\u30e5\u30a2\u30fbOpenBSD\u7531\u6765\u306e\u5805\u7262\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3002<\/td><\/tr><tr><td>Courier Mail Server<\/td><td>Sam Varshavchik<\/td><td>2000\u5e74<\/td><td>Unix\/Linux<\/td><td>GPL<\/td><td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u7d71\u5408\u7684\u306a\u30e1\u30fc\u30eb\u74b0\u5883\u3002<\/td><\/tr><tr><td>MailEnable<\/td><td>MailEnable Pty. Ltd.<\/td><td>2001\u5e74<\/td><td>Windows<\/td><td>\u5546\u7528\u30d7\u30ed\u30d7\u30e9\u30a4\u30a8\u30bf\u30ea<br>\u30e9\u30a4\u30bb\u30f3\u30b9<\/td><td>Windows\u5411\u3051\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<br>GUI\u306b\u3066\u7c21\u5358\u306b\u7ba1\u7406\u304c\u53ef\u80fd\u3002<\/td><\/tr><tr><td>Zimbra MTA<\/td><td>Zimbra, Inc.<\/td><td>2005\u5e74<\/td><td>Linux<\/td><td>Zimbra Public License\uff08<br>ZPL, \u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\uff09\/<br>\u5546\u7528\u7248\u3042\u308a<\/td><td>\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cZimbra Collaboration Suite\u300d\u306b\u542b\u307e\u308c\u308bMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<br>Postfix\u3092\u30d9\u30fc\u30b9\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u305f\u3002<\/td><\/tr><tr><td>PowerMTA<\/td><td>Port25 Solutions\u3000Inc.<\/td><td>1999\u5e74<\/td><td>Linux\/<br>Windows<\/td><td>\u5546\u7528<\/td><td>\u30e1\u30fc\u30eb\u30de\u30ac\u30b8\u30f3\u306a\u3069\u3001\u5927\u91cf\u30e1\u30fc\u30eb\u306e\u9ad8\u901f\u914d\u4fe1\u306b\u7279\u5316\u3057\u305f\u5546\u7528\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>MTA\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306e\u3046\u3061\u3001\u4e2d\u6838\u3068\u306a\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002Sendmail\u3084Postfix\u3068\u3044\u3063\u305f\u53e4\u304f\u304b\u3089\u3088\u304f\u4f7f\u308f\u308c\u3066\u304d\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u307b\u304b\u3001\u591a\u304f\u306e\u7a2e\u985e\u304c\u767b\u5834\u3057\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u3001\u4ee3\u8868\u7684\u306aMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Postfix<\/h3>\n\n\n\n<p>Postfix\u306f\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308bMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u3072\u3068\u3064\u3067\u3059\u3002Postfix\u304c\u958b\u767a\u3055\u308c\u308b\u307e\u3067MTA\u306b\u304a\u3051\u308b\u4e8b\u5b9f\u4e0a\u306e\u6a19\u6e96\u3068\u306a\u3063\u3066\u3044\u305fSendmail\u3068\u9ad8\u3044\u4e92\u63db\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u3046\u3048\u3067Sendmail\u306b\u6bd4\u3079\u8a2d\u8a08\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u7ba1\u7406\u3057\u3084\u3059\u304f\u3001\u9ad8\u901f\u3067\u5b89\u5168\u6027\u306b\u512a\u308c\u3066\u3044\u308b\u70b9\u304c\u30e1\u30ea\u30c3\u30c8\u3067\u3059\u3002\u305d\u306e\u53cd\u9762\u3001\u62e1\u5f35\u6027\u306fSendmail\u3092\u306f\u3058\u3081\u4ed6\u306e\u3088\u304f\u4f7f\u308f\u308c\u308bMTA\u306b\u6bd4\u3079\u52a3\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.postfix.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.postfix.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sendmail<\/h3>\n\n\n\n<p>Sendmail\u306f\u53e4\u304f\u304b\u3089\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u305fMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u9ad8\u5ea6\u306a\u62e1\u5f35\u6027\u3092\u8a87\u308a\u8907\u96d1\u306a\u30e1\u30fc\u30eb\u74b0\u5883\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u308b\u3046\u3048\u3001\u9577\u5e74\u4f7f\u308f\u308c\u3066\u304d\u305f\u5b89\u5b9a\u6027\u304c\u30e1\u30ea\u30c3\u30c8\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u304c\u8907\u96d1\u3067\u7ba1\u7406\u304c\u96e3\u3057\u304f\u3001\u521d\u5fc3\u8005\u306b\u6271\u3044\u306b\u304f\u3044\u9762\u304c\u3042\u308b\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002Postfix\u3084Exim\u306a\u3069\u3001\u3042\u3068\u304b\u3089\u767b\u5834\u3057\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u6bd4\u8f03\u3057\u3066\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u52a3\u308b\u3053\u3068\u304c\u3042\u308b\u3046\u3048\u3001\u6700\u65b0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u3082\u9045\u308c\u304c\u3061\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u70b9\u304b\u3089\u4ee5\u524d\u306b\u6bd4\u3079\u30b7\u30a7\u30a2\u306f\u4ed6\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u596a\u308f\u308c\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u62e1\u5f35\u6027\u306e\u9ad8\u3055\u3084\u5b89\u5b9a\u6027\u304b\u3089\u4eca\u3082\u5e45\u5e83\u3044\u30e6\u30fc\u30b6\u30fc\u306b\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.proofpoint.com\/jp\/products\/email-protection\/open-source-email-solution\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.proofpoint.com\/jp\/products\/email-protection\/open-source-email-solution<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">qmail<\/h3>\n\n\n\n<p>qmail\u306f\u5f93\u6765\u304b\u3089\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u304d\u305fSendmail\u306e\u8907\u96d1\u3055\u3084\u51e6\u7406\u6027\u80fd\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u3092\u6539\u5584\u3059\u308b\u76ee\u7684\u3067\u958b\u767a\u3055\u308c\u305fMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u8efd\u91cf\u3067\u9ad8\u901f\u306a\u51e6\u7406\u3092\u53ef\u80fd\u3068\u3059\u308b\u3046\u3048\u3001\u65e2\u77e5\u306e\u8106\u5f31\u6027\u304c\u975e\u5e38\u306b\u5c11\u306a\u304f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u512a\u308c\u308b\u70b9\u304c\u30e1\u30ea\u30c3\u30c8\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3057\u304b\u3057\u6a19\u6e96\u306e\u72b6\u614b\u3067\u306f\u6a5f\u80fd\u304c\u9650\u5b9a\u7684\u3067\u3001\u73fe\u4ee3\u7684\u306a\u8a2d\u5b9a\u306b\u3059\u308b\u306b\u306f\u30d1\u30c3\u30c1\u3084\u8ffd\u52a0\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u5fc5\u8981\u3068\u306a\u308b\u3053\u3068\u304c\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u306a\u304aqmail\u306f1998\u5e746\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f1.03\u304c\u6700\u65b0\u3067\u3042\u308a\u30012021\u5e741\u6708\u672b\u306b\u30b5\u30dd\u30fc\u30c8\u304c\u7d42\u4e86\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/cr.yp.to\/qmail.html\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/cr.yp.to\/qmail.html<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Microsoft Exchange Server (SMTP Edge)<\/h3>\n\n\n\n<p>Microsoft Exchange Server\u306f\u30de\u30a4\u30af\u30ed\u30bd\u30d5\u30c8\u793e\u304c\u4f01\u696d\u5411\u3051\u306b\u958b\u767a\u3057\u305f\u7d71\u5408\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002MTA\u3068\u3057\u3066\u306e\u6a5f\u80fd\u306e\u307b\u304b\u3001\u30ab\u30ec\u30f3\u30c0\u30fc\u30fb\u30bf\u30b9\u30af\u7ba1\u7406\u30fb\u9023\u7d61\u5148\u7ba1\u7406\u306a\u3069\u306e\u6a5f\u80fd\u3092\u5099\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>Outlook\u3068\u306e\u89aa\u548c\u6027\u304c\u9ad8\u304f\u3001\u5927\u898f\u6a21\u306a\u7d44\u7e54\u3067\u306e\u7d71\u5408\u904b\u7528\u306b\u306f\u9069\u3057\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u3002\u4e00\u65b9\u3067\u3001\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u304c\u9ad8\u3044\u3046\u3048\u306b\u8a2d\u5b9a\u304c\u8907\u96d1\u3067\u3001\u4e2d\u5c0f\u4f01\u696d\u306b\u306f\u9069\u3057\u3066\u3044\u306a\u3044\u70b9\u306f\u30c7\u30e1\u30ea\u30c3\u30c8\u3068\u3057\u3066\u3042\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.microsoft.com\/ja-jp\/microsoft-365\/exchange\/email\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.microsoft.com\/ja-jp\/microsoft-365\/exchange\/email<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Exim<\/h3>\n\n\n\n<p>Exim\u306f\u9ad8\u5ea6\u306a\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6027\u30fb\u67d4\u8edf\u6027\u3092\u8a87\u308a\u3001\u73fe\u5728\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u3044\u308bMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u3072\u3068\u3064\u3067\u3059\u3002\u304d\u3081\u7d30\u3084\u304b\u306a\u52d5\u4f5c\u5236\u5fa1\u304c\u53ef\u80fd\u3067\u3001\u4e2d\u898f\u6a21\u30fb\u5927\u898f\u6a21\u306a\u74b0\u5883\u3067\u3088\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002Sendmail\u306a\u3069\u3068\u6bd4\u3079\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u304c\u9ad8\u304f\u3001\u5b9a\u671f\u7684\u306b\u30d1\u30c3\u30c1\u3084\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u70b9\u3082\u7279\u5fb4\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u53cd\u9762\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u74b0\u5883\u3092\u6c42\u3081\u308b\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u7ba1\u7406\u30b3\u30b9\u30c8\u306e\u8ca0\u62c5\u304c\u5927\u304d\u304f\u5c0e\u5165\u304c\u96e3\u3057\u3044\u70b9\u306f\u5426\u3081\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.exim.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.exim.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">OpenSMTPD<\/h3>\n\n\n\n<p>OpenSMTPD\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u3067\u67d4\u8edf\u306a\u8a2d\u5b9a\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u306b\u958b\u767a\u3055\u308c\u305fMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002OpenBSD\u3092\u7531\u6765\u3068\u3057\u305f\u5805\u7262\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u3082\u672c\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u9078\u3076\u30e1\u30ea\u30c3\u30c8\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u3057Postfix\u3084Exim\u3068\u3044\u3063\u305f\u3088\u304f\u4f7f\u308f\u308c\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u308b\u3068\u6a5f\u80fd\u304c\u9650\u5b9a\u3055\u308c\u3001\u5927\u898f\u6a21\u5411\u304d\u3068\u306f\u8a00\u3048\u306a\u3044\u70b9\u306f\u5426\u3081\u307e\u305b\u3093\u3002\u305d\u306e\u6271\u3044\u3084\u3059\u3055\u304b\u3089\u4e2d\u5c0f\u898f\u6a21\u306e\u7d44\u7e54\u306b\u9069\u3057\u305fMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.opensmtpd.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.opensmtpd.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Courier Mail Server<\/h3>\n\n\n\n<p>Courier Mail Server\u306f\u3001SMTP\u306e\u307b\u304bPOP\u30fbIMAP\u306a\u3069\u306e\u6a5f\u80fd\u3082\u5099\u3048\u305f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u7d71\u5408\u7684\u306a\u30e1\u30fc\u30eb\u74b0\u5883\u3067\u3059\u3002qmail\u306e\u66f4\u65b0\u304c\u6b62\u307e\u3063\u305f\u3053\u3068\u3092\u53d7\u3051\u3001qmail\u306e\u5805\u7262\u6027\u30fb\u7c21\u4fbf\u6027\u3092\u6c42\u3081\u308b\u4eba\u3005\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u307e\u3057\u305f\u3002\u3053\u3046\u3044\u3063\u305f\u80cc\u666f\u3082\u3042\u308a\u3001Maildir\u5f62\u5f0f\u306e\u63a1\u7528\u3092\u306f\u3058\u3081\u3001qmail\u306b\u5023\u3063\u3066\u3044\u308b\u90e8\u5206\u304c\u591a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u8efd\u91cf\u3067\u9ad8\u901f\u306a\u3046\u3048\u306b\u8a2d\u5b9a\u3082\u6bd4\u8f03\u7684\u7c21\u5358\u3067\u3001\u5c0f\u4e2d\u898f\u6a21\u306e\u7d44\u7e54\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u4e00\u65b9\u3067\u307b\u304b\u306e\u6709\u540d\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u6a5f\u80fd\u6027\u3084\u67d4\u8edf\u6027\u306b\u6b20\u3051\u3001\u5927\u898f\u6a21\u7d44\u7e54\u3067\u306f\u63a1\u7528\u304c\u96e3\u3057\u3044\u5834\u5408\u3082\u3042\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.courier-mta.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.courier-mta.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">MailEnable<\/h3>\n\n\n\n<p>MailEnable\u306fWindows\u5411\u3051\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3001\u5c02\u7528GUI\u306b\u3066\u7c21\u5358\u306b\u7ba1\u7406\u3067\u304d\u308b\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002MailEnable\u306fMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3042\u308b\u3060\u3051\u3067\u306a\u304f\u3001POP\u30fbIMAP\u30fbWeb\u30e1\u30fc\u30eb\u30fb\u30ab\u30ec\u30f3\u30c0\u30fc\u306a\u3069\u306e\u6a5f\u80fd\u3082\u7d71\u5408\u7684\u306b\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u307e\u305fActive Directory\u3068\u306e\u7d71\u5408\u3084Exchange\u4e92\u63db\u6a5f\u80fd\u3092\u5099\u3048\u3001Windows\u74b0\u5883\u306e\u7d44\u7e54\u306b\u306f\u9069\u3057\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u3002\u305f\u3060\u3057Postfix\u3084Exim\u306e\u3088\u3046\u306aLinux\u74b0\u5883\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u3001\u67d4\u8edf\u6027\u30fb\u62e1\u5f35\u6027\u306b\u52a3\u308b\u70b9\u306f\u5426\u3081\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.mailenable.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.mailenable.com\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Zimbra MTA<\/h3>\n\n\n\n<p>Zimbra MTA\u306f\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cZimbra Collaboration Suite\u300d\u306b\u542b\u307e\u308c\u308bMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3001Postfix\u3092\u30d9\u30fc\u30b9\u3068\u3057\u3066\u3044\u307e\u3059\u3002Zimbra\u306f\u30e1\u30fc\u30eb\u6a5f\u80fd\u306e\u307b\u304b\u3001\u30ab\u30ec\u30f3\u30c0\u30fc\u3084\u30bf\u30b9\u30af\u7ba1\u7406\u3068\u3044\u3063\u305f\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u6a5f\u80fd\u3092\u5099\u3048\u3001\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u4fc3\u9032\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u307b\u304b\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb\u304c\u5927\u304d\u304f\u3001\u5c0e\u5165\u3084\u8a2d\u5b9a\u304c\u8907\u96d1\u306a\u70b9\u306f\u628a\u63e1\u3057\u3066\u304a\u304b\u306a\u304f\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u5358\u72ec\u306eMTA\u3068\u3057\u3066\u4f7f\u3046\u5834\u5408\u3001\u8a2d\u5b9a\u306e\u81ea\u7531\u5ea6\u3084\u8efd\u91cf\u6027\u304c\u52a3\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.zimbra.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.zimbra.com\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">PowerMTA<\/h3>\n\n\n\n<p>PowerMTA\u306f\u5927\u91cf\u30e1\u30fc\u30eb\u306e\u9ad8\u901f\u914d\u4fe1\u306b\u7279\u5316\u3057\u305f\u5546\u7528\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3001\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306e\u73fe\u5834\u306a\u3069\u3067\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002\u9ad8\u901f\u51e6\u7406\u3092\u5b9f\u73fe\u3059\u308b\u3046\u3048\u3001IP\u30ec\u30d4\u30e5\u30c6\u30fc\u30b7\u30e7\u30f3\u7ba1\u7406\u3001\u30d0\u30a6\u30f3\u30b9\u51e6\u7406\u306a\u3069\u3001\u5b89\u5b9a\u7684\u306b\u5927\u91cf\u914d\u4fe1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306e\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u308b\u70b9\u304c\u7279\u5fb4\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u5546\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3042\u308a\u9ad8\u984d\u306a\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3001\u307b\u304b\u306eMTA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u306f\u7528\u9014\u304c\u7570\u306a\u308b\u70b9\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/bird.com\/en-us\/reach\/email\/email-on-prem\/power-mta\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/bird.com\/en-us\/reach\/email\/email-on-prem\/power-mta<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u4f7f\u308f\u308c\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cMDA\u300d5\u9078\u3010\u6bd4\u8f03\u8868\u3011<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u540d\u79f0<\/th><th>\u958b\u767a\u5143<\/th><th>\u521d\u7248<\/th><th>\u30e9\u30a4\u30bb\u30f3\u30b9\u5f62\u614b<\/th><th>\u5bfe\u5fdc\u74b0\u5883<\/th><th>\u7279\u5fb4<\/th><\/tr><\/thead><tbody><tr><td>procmail<\/td><td>Stephen <br>R. van den Berg<\/td><td>1989\u5e74\u9803<\/td><td>GPL<\/td><td>Unix\/Linux<\/td><td>UNIX\u7cfb\u30b7\u30b9\u30c6\u30e0\u3067\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u3066\u304d\u305f\u3002<br>\u30b9\u30af\u30ea\u30d7\u30c8\u30d9\u30fc\u30b9\u3067\u5f37\u529b\u306a\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3084\u632f\u308a\u5206\u3051\u3092\u5b9f\u73fe\u3002<\/td><\/tr><tr><td>maildrop<\/td><td>Sam Varshavchik<\/td><td>1998\u5e74\u9803<\/td><td>GPL<\/td><td>Unix\/Linux<\/td><td>\u72ec\u81ea\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u306b\u3088\u3063\u3066\u8907\u96d1\u306a\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3002<\/td><\/tr><tr><td>Dovecot<\/td><td>Dovecot Oy<\/td><td>2002\u5e74<\/td><td>MIT\/ISC<\/td><td>Unix\/Linux<\/td><td>\u9ad8\u6027\u80fd\u30fb\u9ad8\u30bb\u30ad\u30e5\u30a2\u306aIMAP\u30fbPOP3\u30b5\u30fc\u30d0\u30fc\u517cMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<br>maildrop\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u9ad8\u5ea6\u306a\u30e1\u30fc\u30eb\u632f\u308a\u5206\u3051\u3082\u5b9f\u73fe\u53ef\u80fd\u3002<\/td><\/tr><tr><td>Postfix local<\/td><td>Wietse Venema\uff08IBM\uff09\/ <br>Postfix Project<\/td><td>1999\u5e74<\/td><td>IBM Public<br>License (IPL)<\/td><td>Unix\/Linux<\/td><td>Postfix\u306b\u542b\u307e\u308c\u308bMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<br>\u8a2d\u5b9a\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u521d\u5fc3\u8005\u3067\u3082\u6271\u3044\u3084\u3059\u3044\u3002<\/td><\/tr><tr><td>Cyrus IMAP<\/td><td>Carnegie Mellon <br>University<\/td><td>1994\u5e74<\/td><td>BSD\u30e9\u30a4\u30bb\u30f3\u30b9<\/td><td>Unix\/Linux<\/td><td>\u5927\u898f\u6a21\u306a\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u306b\u958b\u767a\u3055\u308c\u305f\u3001IMAP\u30b5\u30fc\u30d0\u30fc\u517cMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>MDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306fprocmail\u3084Dovecot\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u304c\u3001\u7d44\u7e54\u306b\u3088\u3063\u3066\u306f\u307b\u304b\u306e\u7a2e\u985e\u304c\u9078\u3070\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u3001\u3088\u304f\u4f7f\u308f\u308c\u308bMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">procmail<\/h3>\n\n\n\n<p>procmail\u306fUNIX\u7cfb\u30b7\u30b9\u30c6\u30e0\u3067\u6700\u3082\u3088\u304f\u63a1\u7528\u3055\u308c\u3066\u304d\u305f\u7121\u6599\u306eMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u30d9\u30fc\u30b9\u3067\u3001\u5f37\u529b\u306a\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3084\u632f\u308a\u5206\u3051\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u9ad8\u901f\u30fb\u8efd\u91cf\u3067\u52d5\u4f5c\u3059\u308b\u306e\u306b\u52a0\u3048\u3001\u9577\u5e74\u4f7f\u308f\u308c\u3066\u304d\u305f\u3053\u3068\u304b\u3089\u6bd4\u8f03\u7684\u60c5\u5831\u304c\u8c4a\u5bcc\u306b\u305d\u308d\u3046\u70b9\u3082\u30e1\u30ea\u30c3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u53cd\u9762\u3001\u5f8c\u767a\u306eMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u8a2d\u5b9a\u304c\u8907\u96d1\u3067\u5b66\u7fd2\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308b\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002\u305d\u306e\u8907\u96d1\u3055\u304b\u3089\u3001\u30c7\u30d0\u30c3\u30b0\u3057\u3065\u3089\u304f\u4fdd\u5b88\u6027\u306b\u6b20\u3051\u308b\u70b9\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u307e\u305f\u5927\u898f\u6a21\u306a\u30e1\u30fc\u30eb\u30b7\u30b9\u30c6\u30e0\u3067\u63a1\u7528\u3055\u308c\u308bMDA\u3068\u6bd4\u8f03\u3057\u3066\u3001\u62e1\u5f35\u6027\u306f\u52a3\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/github.com\/BuGlessRB\/procmail\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/BuGlessRB\/procmail<\/a><\/p>\n\n\n\n<p class=\"has-red-color has-text-color has-link-color has-small-font-size wp-elements-6221d92854fd57f1155563614228289a\">\uff08\u5f93\u6765\u306e\u516c\u5f0f\u30b5\u30a4\u30c8\u300c<a href=\"https:\/\/www.procmail.org\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.procmail.org<\/a>\u300d\u304c\u53c2\u7167\u3067\u304d\u306a\u3044\u72b6\u614b\u3067\u3059\u306e\u3067\u3001\u4e0a\u8a18\u3092\u516c\u5f0f\u30b5\u30a4\u30c8\u3068\u3057\u3066\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002\uff09<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">maildrop<\/h3>\n\n\n\n<p>maildrop\u306f\u67d4\u8edf\u306a\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u3092\u5099\u3048\u305f\u3001\u9ad8\u6027\u80fd\u30fb\u5805\u7262\u306aMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u72ec\u81ea\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u306b\u3088\u3063\u3066\u8907\u96d1\u306a\u30e1\u30fc\u30eb\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb\u304c\u5c11\u306a\u3044\u306e\u3082\u7279\u5fb4\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u3088\u304f\u6bd4\u8f03\u3055\u308c\u308bprocmail\u306a\u3069\u3068\u6bd4\u8f03\u3057\u3066\u8907\u96d1\u306a\u4e0a\u306b\u72ec\u81ea\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7fd2\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u5b66\u7fd2\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u304c\u3061\u3067\u3059\u3002\u6c4e\u7528\u6027\u306e\u9762\u304b\u3089\u307f\u3066\u3082\u3001\u4ed6MDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u6bd4\u3079\u308b\u3068\u52a3\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.courier-mta.org\/maildrop\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.courier-mta.org\/maildrop\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dovecot<\/h3>\n\n\n\n<p>Dovecot\u306f\u9ad8\u6027\u80fd\u30fb\u9ad8\u30bb\u30ad\u30e5\u30a2\u306aIMAP\u30fbPOP3\u30b5\u30fc\u30d0\u30fc\u517cMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u9ad8\u901f\u306a\u51e6\u7406\u3092\u5b9f\u73fe\u3059\u308b\u72ec\u81ea\u306e\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5f62\u5f0f\u306e\u307b\u304b\u3001\u6c4e\u7528\u7684\u306ambox\u5f62\u5f0f\u30fbMaildir\u5f62\u5f0f\u306b\u3082\u5bfe\u5fdc\u3057\u307e\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3084\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306b\u512a\u308c\u3001\u5927\u898f\u6a21\u306a\u30e1\u30fc\u30eb\u74b0\u5883\u3067\u3082\u5b89\u5b9a\u7684\u306b\u52d5\u4f5c\u3059\u308b\u3067\u3057\u3087\u3046\u3002\u307e\u305fmaildrop\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u9ad8\u5ea6\u306a\u30e1\u30fc\u30eb\u632f\u308a\u5206\u3051\u3082\u5b9f\u73fe\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u7d14\u7c8b\u306aMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3057\u3066\u307f\u308b\u3068\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u306f\u9650\u5b9a\u7684\u306a\u3046\u3048\u306b\u8a2d\u5b9a\u304c\u8907\u96d1\u306a\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002\u521d\u3081\u3066\u5b66\u3076\u65b9\u306f\u3001\u5b66\u7fd2\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308b\u50be\u5411\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.dovecot.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.dovecot.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Postfix local<\/h3>\n\n\n\n<p>Postfix local\u306f\u524d\u8ff0\u306ePostfix\u306b\u542b\u307e\u308c\u308bMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002Postfix\u306b\u540c\u68b1\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001MTA\u3068\u3057\u3066Postfix\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u9023\u643a\u3057\u8ffd\u52a0\u306e\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u4e92\u63db\u6027\u306e\u554f\u984c\u3082\u7279\u306b\u3042\u308a\u307e\u305b\u3093\u3002\u8a2d\u5b9a\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u3001\u521d\u5fc3\u8005\u306b\u3082\u6271\u3044\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067Procmail\u306a\u3069\u3068\u6bd4\u3079\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3084\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u6a5f\u80fd\u306f\u9650\u3089\u308c\u307e\u3059\u3002\u307e\u305fPostfix\u3068\u5207\u308a\u96e2\u3057\u3066\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.postfix.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.postfix.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cyrus IMAP<\/h3>\n\n\n\n<p>Cyrus IMAP\u306f\u5927\u898f\u6a21\u306a\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u306b\u958b\u767a\u3055\u308c\u305f\u3001IMAP\u30b5\u30fc\u30d0\u30fc\u517cMDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u9ad8\u3044\u5805\u7262\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a87\u308b\u3046\u3048\u306b\u3001\u7ba1\u7406\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u8907\u96d1\u306a\u69cb\u6210\u306e\u7d44\u7e54\u306b\u3082\u5bfe\u5fdc\u3067\u304d\u5927\u91cf\u306e\u30e1\u30fc\u30eb\u51e6\u7406\u306b\u3082\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u65b9\u3067\u8a2d\u5b9a\u3084\u904b\u7528\u304c\u8907\u96d1\u3067\u3042\u308a\u521d\u5fc3\u8005\u306f\u624b\u3092\u51fa\u3057\u3065\u3089\u3044\u306e\u306b\u52a0\u3048\u3001\u4ed6MDA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u5c0e\u5165\u30b3\u30b9\u30c8\u304c\u9ad8\u3044\u3067\u3059\u3002\u307e\u305fMaildir\u5f62\u5f0f\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u3053\u3068\u304b\u3089\u3001\u4e92\u63db\u6027\u304c\u554f\u984c\u306b\u306a\u308a\u3084\u3059\u3044\u70b9\u306f\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u5411\u3051\u3067\u3042\u308a\u3001\u5c0f\u898f\u6a21\u306a\u74b0\u5883\u5411\u3051\u3068\u3057\u3066\u306f\u6a5f\u80fd\u304c\u904e\u5270\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.cyrusimap.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.cyrusimap.org\/<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u4f7f\u308f\u308c\u308b\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u300cMRA\u300d5\u9078\u3010\u6bd4\u8f03\u8868\u3011<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u540d\u79f0<\/th><th>\u958b\u767a\u5143<\/th><th>\u521d\u7248<\/th><th>\u5bfe\u5fdc\u74b0\u5883<\/th><th>\u30e9\u30a4\u30bb\u30f3\u30b9\u5f62\u614b<\/th><th>\u7279\u5fb4<\/th><\/tr><\/thead><tbody><tr><td>Dovecot<\/td><td>Dovecot Oy<\/td><td>2002\u5e74<\/td><td>Unix\/Linux<\/td><td>MIT\u30e9\u30a4\u30bb\u30f3\u30b9<\/td><td>\u8efd\u91cf\u304b\u3064\u9ad8\u901f\u3067\u30bb\u30ad\u30e5\u30a2\u306aIMAP\/POP3\u30b5\u30fc\u30d0\u30fc<\/td><\/tr><tr><td>Cyrus IMAP<\/td><td>Carnegie Mellon <br>University<\/td><td>1994\u5e74<\/td><td>Unix\/Linux<\/td><td>IBM Public License<\/td><td>\u5805\u7262\u3067\u9ad8\u3044\u62e1\u5f35\u6027\u3092\u8a87\u308b\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u5411\u3051\u306eMRA<\/td><\/tr><tr><td>Courier-IMAP\/POP3<\/td><td>Double <br>Precision, Inc.<\/td><td>1999\u5e74<\/td><td>Unix\/Linux<\/td><td>GPL<\/td><td>\u30b7\u30f3\u30d7\u30eb\u306a\u8a2d\u5b9a\u3068\u8efd\u91cf\u304b\u3064\u9ad8\u901f\u306a\u52d5\u4f5c\u304c\u7279\u5fb4\u306eMRA<\/td><\/tr><tr><td>Zimbra<\/td><td>Synacor, Inc.<\/td><td>2005\u5e74<\/td><td>Unix\/Linux<br>\u4e00\u90e8Windows\u5bfe\u5fdc<\/td><td>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9<br>\uff0b\u5546\u7528\u7248\u3042\u308a<\/td><td>\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u7d71\u5408\u578b\u30e1\u30fc\u30eb\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0<\/td><\/tr><tr><td>Microsoft Exchange Server<\/td><td>Microsoft<\/td><td>1996\u5e74<\/td><td>Windows<\/td><td>\u5546\u7528\u30e9\u30a4\u30bb\u30f3\u30b9<\/td><td>\u4f01\u696d\u5411\u3051\u7d71\u5408\u30e1\u30fc\u30eb\u30fb\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u30b5\u30fc\u30d0\u30fc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3082\u3044\u304f\u3064\u304b\u306e\u9078\u629e\u80a2\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u3001\u3088\u304f\u4f7f\u308f\u308c\u308b\u7a2e\u985e\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dovecot<\/h3>\n\n\n\n<p>Dovecot\u306f\u9ad8\u6027\u80fd\u30fb\u9ad8\u30bb\u30ad\u30e5\u30a2\u306aIMAP\u30fbPOP3\u30b5\u30fc\u30d0\u30fc\u517cMRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u524d\u8ff0\u3057\u305f\u3068\u304a\u308a\u3001MDA\u306e\u6a5f\u80fd\u3082\u5099\u3048UNIX\/Linux\u5411\u3051\u306e\u30e1\u30fc\u30eb\u74b0\u5883\u3068\u3057\u3066\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Maildir\u3084mbox\u306a\u3069\u591a\u69d8\u306a\u30e1\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u5f62\u5f0f\u306b\u5bfe\u5fdc\u3059\u308b\u3046\u3048\u3001\u8a8d\u8a3c\u3084\u6697\u53f7\u5316\u306e\u6a5f\u80fd\u306b\u512a\u308c\u3066\u3044\u308b\u70b9\u304c\u7279\u5fb4\u7684\u3067\u3059\u3002\u8c4a\u5bcc\u306a\u30d7\u30e9\u30b0\u30a4\u30f3\u306b\u3088\u308a\u3001\u9ad8\u3044\u62e1\u5f35\u6027\u3092\u8a87\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u8a2d\u5b9a\u304c\u8907\u96d1\u3067\u3001\u521d\u5fc3\u8005\u306b\u306f\u30cf\u30fc\u30c9\u30eb\u304c\u9ad8\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u307e\u305f\u975e\u5e38\u306b\u8907\u96d1\u306a\u8a2d\u5b9a\u3092\u5fc5\u8981\u3068\u3059\u308b\u5927\u898f\u6a21\u5411\u3051\u3068\u3057\u3066\u8003\u3048\u308b\u3068\u3001\u4ed6MRA\u306b\u6bd4\u3079\u6a5f\u80fd\u304c\u7269\u8db3\u308a\u306a\u3044\u3068\u611f\u3058\u308b\u3067\u3057\u3087\u3046\u3002\u4e2d\u5c0f\u304b\u3089\u5927\u898f\u6a21\u5411\u3051\u307e\u3067\u3001\u5e45\u5e83\u304f\u4f7f\u3044\u3084\u3059\u3044MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.dovecot.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.dovecot.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cyrus IMAP<\/h3>\n\n\n\n<p>Cyrus IMAP\u306f\u5805\u7262\u3067\u9ad8\u3044\u62e1\u5f35\u6027\u3092\u8a87\u308b\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u5411\u3051\u306eMRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u4ed6MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u7d30\u3084\u304b\u306a\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u304c\u53ef\u80fd\u3067\u3042\u308b\u3046\u3048\u7ba1\u7406\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u3001\u5927\u898f\u6a21\u306a\u904b\u7528\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u53cd\u9762\u3001\u8a2d\u5b9a\u304c\u8907\u96d1\u306a\u3046\u3048\u306b\u5c0e\u5165\u6642\u306e\u521d\u671f\u8a2d\u5b9a\u304c\u96e3\u3057\u304f\u3001\u5c0f\u898f\u6a21\u306a\u7d44\u7e54\u306b\u306f\u30aa\u30fc\u30d0\u30fc\u30b9\u30da\u30c3\u30af\u306b\u306a\u308a\u304c\u3061\u306a\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.cyrusimap.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.cyrusimap.org\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Courier-IMAP\/POP3<\/h3>\n\n\n\n<p>Courier-IMAP\/POP3\u306f\u30b7\u30f3\u30d7\u30eb\u306a\u8a2d\u5b9a\u3068\u8efd\u91cf\u304b\u3064\u9ad8\u901f\u306a\u52d5\u4f5c\u304c\u7279\u5fb4\u306eMRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u3059\u3002\u524d\u8ff0\u3057\u305fCourier mail server\u306e\u4e00\u90e8\u3068\u3057\u3066\u958b\u767a\u3055\u308c\u307e\u3057\u305f\u304c\u3001\u5358\u72ec\u3067\u5229\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u8a2d\u5b9a\u304c\u6bd4\u8f03\u7684\u5bb9\u6613\u3067\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u306b\u9069\u3057\u3066\u3044\u308b\u3046\u3048\u3001Maildir\u5f62\u5f0f\u306b\u5bfe\u5fdc\u3057\u540c\u6642\u306b\u591a\u6570\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3082\u5b89\u5b9a\u7684\u306b\u52d5\u4f5c\u53ef\u80fd\u3067\u3059\u3002\u4e00\u65b9\u3067\u4ed6MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u62e1\u5f35\u6027\u3084\u7ba1\u7406\u6a5f\u80fd\u306e\u8c4a\u5bcc\u3055\u3067\u306f\u52a3\u308a\u3001\u5927\u898f\u6a21\u306a\u30e1\u30fc\u30eb\u74b0\u5883\u7528\u3068\u3057\u3066\u306f\u9069\u3057\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.courier-mta.org\/imap\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.courier-mta.org\/imap\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Zimbra<\/h3>\n\n\n\n<p>Zimbra\u306fWeb\u30e1\u30fc\u30eb\u30fb\u30ab\u30ec\u30f3\u30c0\u30fc\u30fb\u30bf\u30b9\u30af\u7ba1\u7406\u306a\u3069\u306e\u6a5f\u80fd\u3092\u642d\u8f09\u3059\u308b\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u3067\u3042\u308a\u3001MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306e\u6a5f\u80fd\u3082\u6301\u3061\u307e\u3059\u3002\u30e1\u30fc\u30eb\u306e\u307b\u304b\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306e\u6a5f\u80fd\u304c\u30aa\u30fc\u30eb\u30a4\u30f3\u30ef\u30f3\u3067\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u904b\u7528\u306b\u3088\u3063\u3066\u306f\u4f7f\u3044\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u307e\u305f\u5c02\u7528\u306eGUI\u3092\u4f7f\u3063\u3066\u7ba1\u7406\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u4ed6MRA\u3068\u6bd4\u3079\u308b\u3068\u5c0e\u5165\u3084\u8a2d\u5b9a\u304c\u5bb9\u6613\u3067\u3059\u3002\u305d\u306e\u53cd\u9762\u3001\u7d14\u7c8b\u306aMRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3057\u3066\u307f\u308b\u3068\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u6d88\u8cbb\u304c\u6fc0\u3057\u304f\u3001\u8a2d\u5b9a\u304c\u8907\u96d1\u306a\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.zimbra.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.zimbra.com\/<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Microsoft Exchange Server<\/h3>\n\n\n\n<p>Microsoft Exchange Server\u306f\u3001\u30ab\u30ec\u30f3\u30c0\u30fc\u30fb\u9023\u7d61\u5148\u30fb\u30bf\u30b9\u30af\u7ba1\u7406\u306a\u3069\u306e\u6a5f\u80fd\u3092\u642d\u8f09\u3057\u305f\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u3067\u3042\u308a\u3001MRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306e\u6a5f\u80fd\u3082\u642d\u8f09\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Outlook\u3092\u306f\u3058\u3081Microsoft Office\u30b9\u30a4\u30fc\u30c8\u3068\u5b8c\u5168\u306a\u4e92\u63db\u6027\u3092\u6301\u3061\u3001\u9023\u643a\u304c\u53ef\u80fd\u306a\u6a5f\u80fd\u304c\u8c4a\u5bcc\u3067\u3059\u3002Active Directory\u3068\u306e\u7d71\u5408\u306b\u3088\u3063\u3066\u30b7\u30f3\u30b0\u30eb\u30b5\u30a4\u30f3\u30aa\u30f3\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u305d\u306e\u8c4a\u5bcc\u306a\u6a5f\u80fd\u6027\u3068\u9ad8\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u3001\u5145\u5b9f\u3057\u305f\u30b5\u30dd\u30fc\u30c8\u304b\u3089\u5927\u898f\u6a21\u5411\u3051\u306e\u9078\u629e\u80a2\u3068\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p>\u305f\u3060\u5c0e\u5165\u3084\u7dad\u6301\u30b3\u30b9\u30c8\u3067\u307f\u308b\u3068\u3001\u4ed6\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3068\u6bd4\u3079\u9ad8\u984d\u306a\u306e\u306f\u5426\u3081\u307e\u305b\u3093\u3002\u307e\u305f\u7d71\u5408\u7684\u306a\u30b0\u30eb\u30fc\u30d7\u30a6\u30a7\u30a2\u3068\u3057\u3066\u306e\u63d0\u4f9b\u3067\u3042\u308b\u3053\u3068\u304b\u3089\u3001\u7d14\u7c8b\u306aMRA\u3068\u3057\u3066\u6c42\u3081\u308b\u5834\u5408\u306f\u30aa\u30fc\u30d0\u30fc\u30b9\u30da\u30c3\u30af\u3067\u3059\u3002\u5358\u4f53\u306eMRA\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u6bd4\u3079\u308b\u3068\u3001\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u6d88\u8cbb\u3082\u6fc0\u3057\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u516c\u5f0f\u30b5\u30a4\u30c8\uff1a<a href=\"https:\/\/www.microsoft.com\/ja-jp\/microsoft-365\/exchange\/email\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.microsoft.com\/ja-jp\/microsoft-365\/exchange\/email<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u9078\u3076\u969b\u306e\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/list.jpeg\" alt=\"\" class=\"wp-image-11133\"\/><\/figure>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u9078\u3076\u969b\u306f\u3055\u307e\u3056\u307e\u306a\u70b9\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306a\u9078\u5b9a\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u4ee5\u4e0b\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u3010\u5bfe\u5fdc\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30fb\u4e92\u63db\u6027\u3011<\/strong><br>\u5bfe\u5fdcOS\u3084\u4ed6\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u9023\u643a\u53ef\u5426\u306a\u3069\u306f\u7b2c\u4e00\u306b\u78ba\u8a8d\u3059\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u3010\u4fe1\u983c\u6027\/\u5b89\u5b9a\u6027\u3011<\/strong><br>\u5927\u5bb9\u91cf\u306e\u30e1\u30fc\u30eb\u9001\u4fe1\u3084\u5927\u91cf\u306e\u540c\u6642\u30a2\u30af\u30bb\u30b9\u306b\u8010\u3048\u3046\u308b\u304b\u306a\u3069\u3001\u4fe1\u983c\u6027\u30fb\u5b89\u5b9a\u6027\u306f\u91cd\u8981\u306a\u9078\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong>\u3010\u62e1\u5f35\u6027\u30fb\u67d4\u8edf\u6027\u3011<\/strong><br>\u62e1\u5f35\u6027\u306e\u9ad8\u3055\u3084\u67d4\u8edf\u6027\u3082\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u81ea\u793e\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u9078\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>\u3010\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u3011<\/strong><br>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u7528\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306f\u305d\u308c\u305e\u308c\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u914d\u616e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5bfe\u8c61\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u95a2\u3059\u308b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6027\u304c\u3001\u81ea\u793e\u306e\u904b\u7528\u306b\u5408\u3046\u304b\u3082\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>\u3010\u8a2d\u5b9a\u30fb\u7ba1\u7406\u306e\u3057\u3084\u3059\u3055\u3011<\/strong><br>GUI\u306f\u3042\u308b\u304b\u3001\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u8a18\u8ff0\u65b9\u6cd5\u306f\u7c21\u5358\u304b\u306a\u3069\u3001\u8a2d\u5b9a\u30fb\u7ba1\u7406\u306e\u3057\u3084\u3059\u3055\u3082\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u305d\u308c\u305e\u308c\u3067\u3059\u3002\u81ea\u793e\u306e\u904b\u7528\u7ba1\u7406\u30ec\u30d9\u30eb\u306b\u5408\u3046\u304b\u3001\u8a2d\u5b9a\u30fb\u7ba1\u7406\u306b\u3069\u306e\u304f\u3089\u3044\u5de5\u6570\u3092\u78ba\u4fdd\u3067\u304d\u308b\u304b\u3068\u3044\u3063\u305f\u70b9\u304b\u3089\u691c\u8a0e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p><strong>\u3010\u30e9\u30a4\u30bb\u30f3\u30b9\u30fb\u30b3\u30b9\u30c8\u3011<\/strong><br>\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3067\u7121\u6599\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304b\u3089\u3001\u9ad8\u3044\u30e9\u30a4\u30bb\u30f3\u30b9\u8cbb\u7528\u3092\u5fc5\u8981\u3068\u3059\u308b\u3082\u306e\u3068\u3067\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u81ea\u793e\u3067\u78ba\u4fdd\u3067\u304d\u308b\u4e88\u7b97\u3092\u78ba\u8a8d\u3057\u3064\u3064\u3001\u30e9\u30a4\u30bb\u30f3\u30b9\u3084\u30b3\u30b9\u30c8\u3082\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u3010\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30fb\u30b5\u30dd\u30fc\u30c8\u3011<\/strong><br>\u30c8\u30e9\u30d6\u30eb\u767a\u751f\u6642\u306b\u53c2\u7167\u3067\u304d\u308b\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u3084\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u60c5\u5831\u306f\u5145\u5b9f\u3057\u3066\u3044\u308b\u304b\u3001\u30d9\u30f3\u30c0\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\u304c\u53d7\u3051\u3089\u308c\u308b\u304b\u3082\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u6d3b\u767a\u3055\u3084\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u5145\u5b9f\u5ea6\u306f\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u5927\u304d\u306a\u5dee\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u30d9\u30f3\u30c0\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\u6709\u7121\u3084\u54c1\u8cea\u3082\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u3088\u3063\u3066\u307e\u3061\u307e\u3061\u3067\u3059\u3002\u81ea\u793e\u306b\u9ad8\u3044\u30b9\u30ad\u30eb\u3092\u6301\u3064\u62c5\u5f53\u8005\u304c\u3044\u306a\u3044\u5834\u5408\u3001\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306a\u3069\u306e\u60c5\u5831\u3084\u30b5\u30dd\u30fc\u30c8\u304c\u5145\u5b9f\u3057\u305f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u9078\u3093\u3060\u65b9\u304c\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u307e\u3068\u3081<\/h2>\n\n\n\n<p>\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u4ee5\u4e0b\u306b\u6319\u3052\u308b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306a\u3069\u304c\u5f79\u5272\u5206\u62c5\u3092\u3057\u3066\u904b\u55b6\u3055\u308c\u307e\u3059\u3002\uff08\u3072\u3068\u3064\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u304c\u3001\u4ee5\u4e0b\u6a5f\u80fd\u3092\u5168\u3066\u540c\u68b1\u3059\u308b\u30b1\u30fc\u30b9\u3082\u591a\u3044\u3067\u3059\u3002\uff09<\/p>\n\n\n\n<ul 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target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"728\" height=\"90\" src=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png\" alt=\"\" class=\"wp-image-14327\" srcset=\"https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7.png 728w, https:\/\/www.kagoya.jp\/howto\/wp-content\/uploads\/c0d5f3c905ab8673bd3286aaef85b3d7-300x37.png 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" 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