{"id":269,"date":"2010-05-25T23:27:46","date_gmt":"2010-05-25T14:27:46","guid":{"rendered":"http:\/\/blog.isnext.net\/issy\/?p=269"},"modified":"2010-07-07T00:28:20","modified_gmt":"2010-07-06T15:28:20","slug":"%e3%83%a1%e3%83%bc%e3%83%ab%e9%80%81%e4%bf%a1%e4%b8%8d%e5%85%b7%e5%90%88%e3%81%ae%e5%88%9d%e6%9c%9f%e8%aa%bf%e6%9f%bb%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/blog.isnext.net\/issy\/archives\/269","title":{"rendered":"\u30e1\u30fc\u30eb\u9001\u4fe1\u4e0d\u5177\u5408\u306e\u521d\u671f\u8abf\u67fb\u65b9\u6cd5"},"content":{"rendered":"

\u25a0\u30e1\u30fc\u30eb\u9001\u4fe1\u4e0d\u5177\u5408\u306e\u521d\u671f\u8abf\u67fb\u65b9\u6cd5<\/strong>
\n\u76f8\u624b\u5148\u306b\u30e1\u30fc\u30eb\u304c\u9069\u5207\u306b\u5c4a\u304b\u306a\u3044\u30b1\u30fc\u30b9\u306b\u304a\u3051\u308b\u521d\u671f\u8abf\u67fb\u624b\u6cd5\u3002
\n\u3053\u3053\u3067\u306fCommuniGate Pro\u3092\u30d9\u30fc\u30b9\u306b\u8aac\u660e\u3059\u308b\u304c\u4ed6\u306eMTA\u3067\u3082\u540c\u69d8\u3002<\/p>\n

\u300c\u30e1\u30fc\u30eb\u304c\u9069\u5207\u306b\u5c4a\u304b\u306a\u3044\u300d\u3068\u306f\u3001SMTP\u3067User unknow\u3068\u304b\u660e\u793a\u7684\u306a\u30a8\u30e9\u30fc\u304c\u5e30\u3063\u3066\u6765\u308b\u30b1\u30fc\u30b9\u3067\u306f\u306a\u304f\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u30ea\u30bb\u30c3\u30c8\u3055\u308c\u305f\u308a\u518d\u9001\u3092\u7e70\u308a\u8fd4\u3057\u3066\u3057\u307e\u3046\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3092\u60f3\u5b9a\u3059\u308b\u3002
\n\u4ee5\u4e0b\u624b\u9806\u3002<\/p>\n

\uff11\uff09STMP\u9001\u4fe1\u306e\u8a73\u7d30\u306a\u30ed\u30b0\u3092\u53d6\u5f97\u3059\u308b<\/strong>
\n\u3000CommuniGate Pro\u306e\u7ba1\u7406\u753b\u9762\u306b\u5165\u308a\u3001\u300c\u8a2d\u5b9a\u300d\uff1e\u300c\u30e1\u30fc\u30eb\u300d\uff1e\u300cSMTP\u300d\uff1e\u300c\u9001\u4fe1\u300d\u30bf\u30d6\u3092\u958b\u304d\u3001\u300c\u30ed\u30b0\u30ec\u30d9\u30eb\u300d\u3092\u300c\u5168\u60c5\u5831\u300d\u306b\u3057\u3066\u300c\u66f4\u65b0\u300d\u30dc\u30bf\u30f3\u3092\u62bc\u3059\u3002\u3053\u308c\u3067\u8a2d\u5b9a\u3057\u305f\u76f4\u5f8c\u304b\u3089\u307b\u307cSMTP\u901a\u4fe1\uff08\u9001\u4fe1\/outgoing\uff09\u306e\u307f\u304cTCP\u30c0\u30f3\u30d7\u30ec\u30d9\u30eb\u3067\u30ed\u30b0\u306b\u8a18\u9332\u3055\u308c\u308b\u3002\u3053\u306e\u8a2d\u5b9a\u3092\u3057\u3066\u554f\u984c\u306e\u767a\u751f\u3057\u3066\u3044\u308b\u76f8\u624b\u5148\u306b\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066\u307f\u308b\u3002
\n\u3000CommuniGate Pro\u3092\u4f7f\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u306b\u306f\u3001\u7d20\u76f4\u306bWireShark\u3068\u304btcpdump\u3092\u5229\u7528\u3059\u308b\u3002\u307e\u305f\u3001\u9001\u4fe1\u6642\u306bSMTP Proxy\u7d4c\u7531\u3067\u9001\u308a\u51fa\u3059\u3088\u3046\u306a\u30b1\u30fc\u30b9\u306fMTA\u3067\u30c0\u30f3\u30d7\u53d6\u5f97\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u76f8\u624b\u5148\u3068\u6700\u7d42\u7684\u306b\u901a\u4fe1\u3057\u3066\u3044\u308b\u6a5f\u5668\u3067\u53d6\u5f97\u3059\u308b\u3053\u3068\u3092\u63a8\u5968\u3059\u308b\u3002<\/p>\n

\uff12\uff09\u76f8\u624b\u5148\u306eIP\u30a2\u30c9\u30ec\u30b9\u3084MTA\u3092\u30ed\u30b0\u306b\u8a18\u9332\u3055\u308c\u305f\u5185\u5bb9\u306e\u30d0\u30ca\u30fc\u60c5\u5831\u7b49\u304b\u3089\u8aad\u307f\u53d6\u308b<\/strong>
\n\u3000TCP\u30c0\u30f3\u30d7\u30ec\u30d9\u30eb\u306e\u30ed\u30b0\u304c\u8a18\u9332\u3055\u308c\u308b\u306e\u3067\u3001\u76f8\u624b\u5148MTA\u306eSMTP\u5fdc\u7b54\u3082\u5168\u3066\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30d0\u30ca\u30fc\u304c\u30d5\u30a7\u30a4\u30af\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u304a\u3088\u305d\u76f8\u624b\u5148\u306eMTA\u304c\u5224\u65ad\u3067\u304d\u308b\u3002<\/p>\n

\uff13\uff09dig\u30b3\u30de\u30f3\u30c9\u3067\u5b9b\u5148\u30db\u30b9\u30c8\u304c\u6b63\u3057\u3044\u304b\u78ba\u8a8d\u3059\u308b<\/strong>\uff08\u30b5\u30fc\u30d0\u3068\u306f\u5225\u30de\u30b7\u30f3\u3067\u884c\u3046\u306e\u304c\u3088\u3044\uff09
\n\u3000$ dig \u5148\u65b9\u30c9\u30e1\u30a4\u30f3 MX<\/p>\n

\uff14\uff09dig\u30b3\u30de\u30f3\u30c9\u3067\u3067\u30db\u30b9\u30c8\u60c5\u5831\u3092\u78ba\u8a8d\u3059\u308b<\/strong>\uff08\u30b5\u30fc\u30d0\u3068\u306f\u5225\u30de\u30b7\u30f3\u3067\u884c\u3046\u306e\u304c\u3088\u3044\uff09
\n\u3000$ dig \u5148\u65b9MX\u5b9b\u5148 A <\/p>\n

\uff15\uff09\u30db\u30b9\u30c8\u60c5\u5831\u304b\u3089\u5f97\u3089\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u306e\u6240\u6709\u8005\u3092ANSI WHOIS\u7b49\u3067\u78ba\u8a8d\u3059\u308b<\/strong>
\n\u3000\uff13\uff0c\uff14\uff0c\uff15\u306e\u3053\u308c\u3089\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u30e1\u30fc\u30ebASP\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u81ea\u793e\u8a2d\u7f6e\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u304a\u304a\u3088\u305d\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308b\u3002\u81ea\u793eIP\u3001\u81ea\u793e\u30b5\u30fc\u30d0\u3067\u904b\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u7ba1\u7406\u8005\u3068\u76f4\u63a5\u30b3\u30f3\u30bf\u30af\u30c8\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u7d4c\u9a13\u4e0a\u9ad8\u3044\u3002\u81ea\u793e\u6301\u3061\u3067\u3082\u904b\u7528\u3092\u59d4\u8a17\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u306f\u3042\u308b\u306e\u3067\u5fc5\u305a\u3067\u306f\u306a\u3044\u3002<\/p>\n

\uff16\uff09\u30e1\u30fc\u30ebASP\u7b49\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u306fASP\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u8abf\u67fb\u3059\u308b<\/strong>
\n\u3000MX\u3084IP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5225\u30c9\u30e1\u30a4\u30f3\u3060\u3063\u305f\u308a\u5225\u4f1a\u793e\u540d\u7fa9\u3060\u3063\u305f\u308a\u3059\u308b\u5834\u5408\u306b\u306f\u3001\u4ed6\u793e\u59d4\u8a17\u3084ASP\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u304f\u3001\u3053\u306e\u30b1\u30fc\u30b9\u306f\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u7ba1\u7406\u8005\u3068\u30b3\u30f3\u30bf\u30af\u30c8\u3067\u304d\u306a\u3044\u7387\u304c\u591a\u5c11\u9ad8\u3044\u3002\u5927\u624bASP\u306a\u3069\u306f\u7279\u5b9a\u30e1\u30fc\u30eb\u306e\u30c8\u30e9\u30d6\u30eb\u306b\u306f\u307b\u3068\u3093\u3069\u53d6\u308a\u5408\u3063\u3066\u304f\u308c\u306a\u3044\u306e\u3067\u3001\u4e16\u306e\u4e2d\u306e\u4e8b\u4f8b\u691c\u7d22\u306b\u983c\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n

\u203b\u3053\u3053\u307e\u3067\u306e\u60c5\u5831\u3067\u3001\u767a\u751f\u3057\u305f\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8\u7b49\u3067\u691c\u7d22\u3057\u3066\u985e\u4f3c\u4e8b\u4f8b\u3092\u63a2\u3059
\n\u3000\u5148\u65b9\u306b\u554f\u3044\u5408\u308f\u305b\u3057\u306a\u3044\u3067\u3067\u304d\u308b\u7bc4\u56f2\u306f\u3053\u3053\u307e\u3067
\n\u3000\u4ee5\u4e0b\u306f\u76f8\u624b\u5148\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u7ba1\u7406\u8005\u3068\u9023\u7d61\u304c\u53d6\u308c\u305f\u5834\u5408\u3002<\/p>\n

\uff17\uff09\u76f8\u624b\u5148\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u7ba1\u7406\u8005\u306b\u72b6\u6cc1\u3092\u5831\u544a\u3059\u308b<\/strong>
\n\u3000\u8d77\u304d\u3066\u3044\u308b\u4e8b\u8c61\u3092\u7684\u78ba\u306b\u3001\u3067\u304d\u308c\u3070\u30ed\u30b0\u3092\u6dfb\u3048\u3066\u76f8\u624b\u65b9\u306b\u4f1d\u3048\u308b\u3002\u7279\u306b\u8907\u6570\u56de\u78ba\u8a8d\u3067\u304d\u3066\u3044\u308b\u3053\u3068\u3001\u53d6\u5f15\u4e0a\u306e\u652f\u969c\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u306a\u3069\u3092\u6dfb\u3048\u308b\u3068\u52b9\u679c\u306f\u9ad8\u3044\u3002\u30ed\u30b0\u3092\u63d0\u51fa\u3059\u308b\u306e\u306f\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u7b49\u3092\u6bd4\u8f03\u3057\u3066\u5148\u65b9\u306e\u8abf\u67fb\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u3002<\/p>\n

\uff18\uff09\u53ef\u80fd\u3067\u3042\u308c\u3070\u5148\u65b9\u306e\u30e1\u30fc\u30eb\u30b5\u30fc\u30d0\u30ed\u30b0\u3092\u8abf\u67fb\u3057\u3066\u3044\u305f\u3060\u304f<\/strong>
\n\u3000\u81ea\u793e\u6301\u3061\u3067\u3082\u5916\u90e8\u306b\u7ba1\u7406\u3092\u59d4\u8a17\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308b\u306e\u3067\u3001\u3042\u304f\u307e\u3067\u8abf\u67fb\u53ef\u80fd\u304b\u4f3a\u3044\u3092\u7acb\u3066\u305f\u4e0a\u3067\u4f9d\u983c\u3059\u308b\u3002\u3053\u306e\u6642\u306b\u3053\u3061\u3089\u306e\u30ed\u30b0\u3092\u63d0\u51fa\u3057\u3066\u3044\u308b\u3068\u30b9\u30e0\u30fc\u30ba\u306b\u3084\u3063\u3066\u3082\u3089\u3048\u308b\u3053\u3068\u304c\u591a\u3044\u3002\u305f\u3060\u3057\u7d4c\u9a13\u4e0a\u5916\u8cc7\u7cfb\u306f\u307b\u3068\u3093\u3069\u30c0\u30e1\u3002\u8abf\u67fb\u306f\u3057\u3066\u304f\u308c\u3066\u3082\u7d50\u679c\u3092\u6559\u3048\u3066\u3082\u3089\u3048\u306a\u3044\u3068\u304b…\u7d50\u69cb\u3042\u3063\u305f…\u3002<\/p>\n

\uff19\uff09\u5148\u65b9\u306e\u30e1\u30fc\u30eb\u53d7\u4fe1\u69cb\u6210\uff08SPAM\u5bfe\u7b56\u306a\u3069\uff09\u3092\u3067\u304d\u308b\u3060\u3051\u8a73\u3057\u304f\u805e\u304f<\/strong>
\n\u3000\u554f\u984c\u304cMTA\u306a\u306e\u304bSMTP proxy\u3084\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u7b49\u4e2d\u7d99\u3057\u3066\u3044\u308b\u7d4c\u8def\u306b\u3042\u308b\u306e\u304b\u53ef\u80fd\u6027\u3092\u5e83\u3052\u3066\u691c\u8a0e\u3092\u884c\u3046\u305f\u3081\u3001\u53ef\u80fd\u306a\u9650\u308a\u69cb\u6210\u306b\u3064\u3044\u3066\u30d2\u30a2\u30ea\u30f3\u30b0\u3092\u884c\u3046\u3002\u3053\u308c\u3082\u5927\u624b\u306b\u306a\u308c\u3070\u306a\u308b\u307b\u3069\u6559\u3048\u3066\u3082\u3089\u3048\u306a\u3044\u7387\u304c\u9ad8\u3044\u3002<\/p>\n

10\uff09\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u306b\u5225\u30b5\u30fc\u30d0\u304b\u3089\u540c\u3058\u30e1\u30fc\u30eb\u3092\u9001\u4fe1\u3057\u3066TCP\u30c0\u30f3\u30d7\u3057\u305f\u7d50\u679c\u3092\u6bd4\u8f03\u3059\u308b<\/strong>
\n\u3000\u76f8\u624b\u5148\u3068\u5354\u8abf\u3057\u3066\u3001\u8907\u6570\u30d1\u30bf\u30fc\u30f3\u3067\u9001\u4fe1\u30c6\u30b9\u30c8\u3092\u884c\u3044\u3001\u53d7\u4fe1\u53ef\u80fd\u306a\u30d1\u30bf\u30fc\u30f3\u3068\u4e0d\u53ef\u80fd\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u6d17\u3044\u51fa\u3059\u3002\u3053\u306e\u6642\u53cc\u65b9\u3067TCP\u30ec\u30d9\u30eb\u306e\u30c0\u30f3\u30d7\u30c7\u30fc\u30bf\u3092\u7a81\u304d\u5408\u308f\u305b\u308b\u3068\u610f\u5916\u306a\u3053\u3068\u304c\u308f\u304b\u3063\u305f\u308a\u3059\u308b\u3002\uff08TCP\u306e\u30c0\u30f3\u30d7\u3092\u884c\u3046\u306e\u306f\u3001\u5927\u62b5SMTP\u30ec\u30d9\u30eb\u3067\u89e3\u6c7a\u3057\u306a\u3044\u304b\u3089\uff09<\/p>\n

\u203b\u518d\u5ea6\u3001\u767a\u751f\u3057\u305f\u5fdc\u7b54\u30e1\u30c3\u30bb\u30fc\u30b8\u7b49\u3067\u691c\u7d22\u3057\u3066\u985e\u4f3c\u4e8b\u4f8b\u3092\u63a2\u3059
\n\u3000\u3053\u3053\u307e\u3067\u3057\u3066\u308f\u304b\u3089\u306a\u3044\u30b1\u30fc\u30b9\u306f\u304a\u624b\u4e0a\u3052\u306a\u306e\u3060\u304c\u3001\u305d\u3046\u3044\u3046\u30ec\u30d9\u30eb\u306e\u30c8\u30e9\u30d6\u30eb\u306fMTA\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001OS\u306eTCP\u8a2d\u5b9a\u3084Firewall\/\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306a\u3069\u8907\u6570\u306e\u8981\u56e0\u304c\u95a2\u308f\u3063\u3066\u3044\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u3001\u69cb\u6210\u304c\u30d2\u30a2\u30ea\u30f3\u30b0\u3067\u304d\u3066\u3044\u308b\u3068\u69cb\u6210\u6a5f\u5668\u306e\u30d0\u30b0\u60c5\u5831\u3092\u63a2\u3059\u3053\u3068\u3067\u539f\u56e0\u304c\u5224\u660e\u3057\u305f\u308a\u3059\u308b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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