{"id":276,"date":"2007-12-07T02:29:05","date_gmt":"2007-12-06T17:29:05","guid":{"rendered":"https:\/\/y2tech.net\/blog\/computer\/sysadmin\/iee8021x-276\/"},"modified":"2007-12-07T02:29:05","modified_gmt":"2007-12-06T17:29:05","slug":"iee8021x","status":"publish","type":"post","link":"https:\/\/y2tech.net\/blog\/computer\/sysadmin\/iee8021x-276\/","title":{"rendered":"Leopard\u30b5\u30fc\u30d0\u306eRADIUS #2 : IEEE802.1X\u306e\u304a\u3055\u3089\u3044"},"content":{"rendered":"

IEEE802.1X \u306e\u6982\u8981 <\/h4>\r\n
\r\n

IEEE802.1X\u306f Institute of Electrical and Electronics Engineers\uff08\u901a\u79f0 \u30a2\u30a4\u30c8\u30ea\u30d7\u30eb\u30a4\u30fc\uff09\u304c\u5b9a\u3081\u305f”Port-Based Network Access Control”\u3068\u3044\u3046\u540d\u79f0\u306e\u898f\u683c\u3067\u3001LAN\u306b\u63a5\u7d9a\u3057\u305f\u30e6\u30fc\u30b6\u3092\u8a8d\u8a3c\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u63a5\u7d9a\u3092\u8a31\u53ef\u30fb\u4e0d\u8a31\u53ef\u3059\u308b\u3068\u3044\u3046\u76ee\u7684\u3067\u4f5c\u6210\u3055\u308c\u305f\u3082\u306e\u3067\u3059\uff0e<\/p>\r\n

802.1X\u306e\u5834\u5408\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306ePC\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u3084\u7121\u7ddaLAN\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306a\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u88c5\u7f6e\u3001RADIUS\u30b5\u30fc\u30d0\u306a\u3069\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u304c\u7d61\u3093\u3067\u304a\u308a\u3001\u3055\u3089\u306b\u8a8d\u8a3c\u306e\u305f\u3081\u306bPKI\uff08\u516c\u958b\u9375\u57fa\u76e4\u30b7\u30b9\u30c6\u30e0\uff09\u304c\u7d61\u3093\u3067\u304f\u308b\u305f\u3081\u3001802.1X\u306e\u4ed5\u7d44\u307f\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001802.1X\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u306e\u306f\u56f0\u96e3\u3067\u3059\uff0e\u305d\u3053\u3067\u4eca\u56de\u306f\u3001802.1X\u306e\u304a\u3055\u3089\u3044\u3068\u3044\u3046\u610f\u5473\u3082\u542b\u3081\u3066\u3001802.1X\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\uff0e<\/p>\r\n

\u307e\u305a\u3001802.1X\u306e\u57fa\u672c\u3067\u3042\u308b\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u3001\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u3001\u8a8d\u8a3c\u30b5\u30fc\u30d0\u306e\u95a2\u4fc2\u3092\u628a\u63e1\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\uff0e\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u306f\u7121\u7ddaLAN\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3057\u3001\u8a8d\u8a3c\u3092\u53d7\u3051\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5229\u7528\u3059\u308b\u5074\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u4e8b\u3067\u3059\uff0e\u901a\u5e38\u306fWindows\u3084Mac OS X \u306a\u3069\u306eOS\u306e\u4e2d\u306b\u6700\u521d\u304b\u3089\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u6b86\u3069\u3067\u3059\u304c\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30d9\u30f3\u30c0\u5074\u3067\u5c02\u7528\u306e\u63a5\u7d9a\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u7528\u610f\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\uff0e\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306f\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u3092\u63a5\u7d9a\u3055\u305b\u308b\u5074\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u88c5\u7f6e\u306e\u4e8b\u3067\u3001\u8a8d\u8a3c\u30b9\u30a4\u30c3\u30c1\u3084\u7121\u7ddaLAN\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u304c\u76f8\u5f53\u3057\u307e\u3059\uff0e\u8a8d\u8a3c\u30b5\u30fc\u30d0\u306f\u500b\u3005\u306e\u30e6\u30fc\u30b6\u8a8d\u8a3c\u3057\u3066\u901a\u4fe1\u3092\u8a31\u53ef\u3059\u308b\u304b\u3069\u3046\u304b\u5224\u5b9a\u3059\u308b\u30b5\u30fc\u30d0\u3067\u3001\u4e00\u822c\u7684\u306b\u306fRADIUS\u30b5\u30fc\u30d0\u304c\u7528\u3044\u3089\u308c\u308b\uff0e<\/p>\r\n

\u6b21\u306e\u56f3\u306b\u793a\u3059\u3088\u3046\u306b\u3001\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u304c\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u3092\u4ecb\u3057\u3066\u8a8d\u8a3c\u30b5\u30fc\u30d0\u3068\u4ea4\u4fe1\u3059\u308b\u3053\u3068\u306b\u306a\u308b\uff0e\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306f\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u3068\u8a8d\u8a3c\u30b5\u30fc\u30d0\u306e\u9593\u3092\u53d6\u308a\u6301\u3061\u3001\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u3068\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306e\u9593\u306f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0(MAC\u30d5\u30ec\u30fc\u30e0\uff09\u5185\u306bEAP\u30d1\u30b1\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b\u8a8d\u8a3c\u60c5\u5831\u3092\u3084\u308a\u3068\u308a\u3059\u308b\u305f\u3081\u306e\u4e00\u9023\u306e\u30c7\u30fc\u30bf\u3092\u57cb\u3081\u8fbc\u3093\u3067\u4f1d\u9001\u3059\u308b\uff0e\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u3068\u8a8d\u8a3c\u30b5\u30fc\u30d0\u306e\u9593\u306fUDP\u306eRADIUS\u30d1\u30b1\u30c3\u30c8\u5185\u306bEAP\u30d1\u30b1\u30c3\u30c8\u3092\u57cb\u3081\u8fbc\u3093\u3067\u4f1d\u9001\u3057\u3066\u3044\u308b\uff0e<\/p>\r\n

EAP\u306f Extensible Authentication Protocol \u306e\u7565\u3067\u3001\u5f93\u6765\u306ePPP\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u6a5f\u80fd\u62e1\u5f35\u3067\u3001PPP\u30d7\u30ed\u30c8\u30b3\u30eb\u4e0a\u3067\u5404\u7a2e\u306e\u8a8d\u8a3c\u65b9\u5f0f\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u3057\u305f\u3082\u306e\u3067\u3042\u308b\uff0e<\/p>\r\n

EAP\u8a8d\u8a3c\u306e\u6d41\u308c\u3092\u7c21\u5358\u306b\u793a\u3059\uff0e\u307e\u305a\u3001\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u304c\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306b\u3064\u306a\u304c\u308b\u3068\u3001\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u3068\u8a8d\u8a3c\u30b5\u30fc\u30d0\u3068\u306e\u9593\u3067\u8a8d\u8a3c\u65b9\u5f0f\u306e\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3046\uff0e\u305d\u306e\u5f8c\u3001EAP-TLS, EAP-PEAP, EAP-TTLS\u306a\u3069\u306e\u8a8d\u8a3c\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u5f93\u3063\u3066\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u306e\u30e6\u30fc\u30b6\u8a8d\u8a3c\u3092\u884c\u3044\u3001\u305d\u306e\u7d50\u679c\u306b\u3088\u3063\u3066\u8a8d\u8a3c\u30b5\u30fc\u30d0\u304c\u8a31\u53ef\u304b\u4e0d\u8a31\u53ef\u306e\u901a\u77e5\u3092\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306b\u9001\u308b\uff0e\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306f\u8a31\u53ef\u3055\u308c\u305f\u5834\u5408\u306f\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u304c\u901a\u4fe1\u53ef\u80fd\u3068\u306a\u308b\u3088\u3046\u306b\u30b2\u30fc\u30c8\u3092\u958b\u3051\u308b\uff0e\u3053\u306e\u969b\u306b\u3001\u8a8d\u8a3cVLAN\u306a\u3069\u3067\u306f\u30e6\u30fc\u30b6\u304c\u6240\u5c5e\u3059\u308bVLAN\u756a\u53f7\u304c\u901a\u77e5\u3055\u308c\u3001\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u306f\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u304c\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u30dd\u30fc\u30c8\u306eVLAN\u3092\u5909\u66f4\u3059\u308b\uff0e\u7121\u7ddaLAN\u306e\u5834\u5408\u306b\u306f\u3001\u6697\u53f7\u901a\u4fe1\u7528\u306e\u30ad\u30fc\u3092\u914d\u5e03\u3059\u308b\u30e1\u30c3\u30bb\u30fc\u30b8(\u30ad\u30fc\u30fb\u30d5\u30ec\u30fc\u30e0\uff09\u304c\u30aa\u30fc\u30bb\u30f3\u30c6\u30a3\u30b1\u30fc\u30bf\u304b\u3089\u30b5\u30d7\u30ea\u30ab\u30f3\u30c8\u306b\u9001\u3089\u308c\u308b\uff0e<\/p>\n

\nIEEE802.1X<\/a>","protected":false},"excerpt":{"rendered":"IEEE802.1X \u306e\u6982\u8981 IEEE802.1X\u306f Institute of Electrical and Electronics Engineers\uff08\u901a\u79f0 \u30a2\u30a4\u30c8\u30ea\u30d7\u30eb\u30a4\u30fc\uff09\u304c\u5b9a\u3081\u305f”Port-Based Network Access Control”\u3068\u3044\u3046\u540d\u79f0\u306e\u898f\u683c\u3067\u3001LAN\u306b\u63a5\u7d9a\u3057\u305f\u30e6\u30fc\u30b6\u3092\u8a8d\u8a3c\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u63a5\u7d9a\u3092\u8a31\u53ef\u30fb\u4e0d\u8a31\u53ef\u3059\u308b\u3068\u3044\u3046\u76ee\u7684\u3067\u4f5c\u6210\u3055\u308c\u305f\u3082\u306e\u3067\u3059\uff0e 802.1X\u306e\u5834\u5408\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u306ePC\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1\u3084\u7121\u7ddaLAN\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306a\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u88c5\u7f6e\u3001RADIUS\u30b5\u30fc\u30d0\u306a\u3069\u306e\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u304c\u7d61\u3093\u3067\u304a\u308a\u3001\u3055\u3089\u306b\u8a8d\u8a3c\u306e\u305f\u3081\u306bPKI\uff08\u516c\u958b\u9375\u57fa\u76e4\u30b7\u30b9\u30c6\u30e0\uff09\u304c\u7d61\u3093\u3067\u304f\u308b\u305f\u3081\u3001802.1X\u306e\u4ed5\u7d44\u307f\u3092\u304d\u3061\u3093\u3068\u7406\u89e3\u3057\u3066\u3044\u306a\u3044\u3068\u3001802.1X\u8a8d\u8a3c\u30b7\u30b9\u30c6\u30e0\u3092\u69cb\u7bc9\u3059\u308b\u306e\u306f\u56f0\u96e3\u3067\u3059\uff0e\u305d\u3053\u3067\u4eca\u56de\u306f\u3001802.1X\u306e\u304a\u3055\u3089\u3044\u3068\u3044\u3046\u610f\u5473\u3082\u542b\u3081\u3066\u3001802.1X\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u305f\u3044\u3068\u601d\u3044\u307e\u3059\uff0e 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