{"id":219,"date":"2012-02-23T19:32:19","date_gmt":"2012-02-23T10:32:19","guid":{"rendered":"http:\/\/www.applabo.co.jp\/endo-blog\/?p=219"},"modified":"2012-02-23T19:37:42","modified_gmt":"2012-02-23T10:37:42","slug":"%e7%a7%81%e3%81%af%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e3%81%ae%e5%9f%ba%e6%9c%ac%e3%81%8c%e3%82%8f%e3%81%8b%e3%82%89%e3%81%aa%e3%81%8b%e3%81%a3%e3%81%9f%e6%a7%98%e3%81%a7%e3%81%99","status":"publish","type":"post","link":"https:\/\/www.applabo.co.jp\/endo-blog\/?p=219","title":{"rendered":"\u79c1\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u57fa\u672c\u304c\u308f\u304b\u3089\u306a\u304b\u3063\u305f\u69d8\u3067\u3059\uff08\u7b11\uff09"},"content":{"rendered":"

\u304b\u306a\u308a\u304a\u4e45\u3057\u3076\u308a\u306e\u6295\u7a3f\u3067\u3059\u3002<\/p>\n

iPhone4S\u3082\u3084\u3063\u3068\u677f\u306b\u3064\u3044\u3066\u304d\u305f\u4eca\u65e5\u3053\u306e\u9803\u3067\u3059\u304c\u3001\u672a\u3060\u306bSiri\u306f\u4f7f\u3044\u3053\u306a\u305b\u3066\u307e\u305b\u3093\u3002
\n\u3068\u3044\u3046\u304b\u3001\u4f7f\u3046\u30b7\u30c1\u30e5\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u601d\u3044\u6d6e\u304b\u3073\u307e\u305b\u3093\u3002<\/p>\n

\u30ec\u30b9\u30c8\u30e9\u30f3\u3092\u805e\u3044\u3066\u3082\u300c\u65e5\u672c\u3067\u306f\u3057\u3089\u3093\u300d\u7684\u306a\u4e8b\u3092\u8a00\u308f\u308c\u308b\u3093\u3067\u3001\u3069\u3046\u3057\u3088\u3046\u3082\u3042\u308a\u307e\u305b\u3093\uff08\u7b11\uff09<\/p>\n

\u305d\u3093\u306a\u306a\u304b\u3001\u4eca\u65e5\u306f\u3061\u3087\u3063\u3068\u3001\u3075\u3068\u7591\u554f\u304c\u6cb8\u3044\u305f\u306e\u3067\u3001\u3061\u3087\u3063\u3068\u8abf\u3079\u7269\u3092\u3057\u3066\u307f\u307e\u3057\u305f\u3002
\n\u305d\u308c\u3067\u3001\u79c1\u304c\u826f\u304f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u77e5\u3089\u306a\u3044\u3053\u3068\u3092\u6c17\u4ed8\u304b\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

\u7686\u3055\u3093\u306f\u3001\u304a\u5bb6\u3001\u3042\u308b\u3044\u306f\u8077\u5834\u3067\u3069\u3093\u306a\u30d7\u30ed\u30d0\u30a4\u30c0\u3092\u4f7f\u3063\u3066\u307e\u3059\u304b\u306d\uff1f<\/p>\n

\u79c1\u306f\u826f\u304fyahoo\u3092\u4f7f\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u4eca\u3067\u306f\u3069\u3046\u3067\u3082\u3088\u304f\u3001\u6c17\u306b\u3057\u306a\u3044 \u5b58\u5728\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002
\n\u3053\u308c\u306f\u3001ADSL\u306e\u6025\u901f\u306a\u666e\u53ca\u3067\u30d7\u30ed\u30d0\u30a4\u30c0\u3092\u610f\u8b58\u3059\u308b\u3088\u308a\u3001\u3082\u3063\u3068\u610f\u8b58\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3082\u306e\u304c\u5897\u3048\u305f\u305f\u3081\u3060\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002
\n# \u4f8b\u3048\u3070\u3001\u901f\u5ea6\u3068\u304b\u5024\u6bb5\u3068\u304b\u30b5\u30fc\u30d3\u30b9\u3068\u304b\u3002<\/p>\n

\u3044\u3084\u3001\u6c17\u306b\u3057\u306a\u3044\u3068\u3044\u3046\u8868\u73fe\u306f\u304a\u304b\u3057\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306d\u3002\u30d7\u30ed\u30d0\u30a4\u30c0\u306f\u6c17\u306b\u3057\u307e\u3059\u304c\u3001\u3069\u3046\u3084\u3063\u3066\u63a5\u7d9a\u3059\u308b\u306e\u304b\u3001\u307e\u3067\u306f\u6c17\u306b\u3057\u306a\u304f\u306a\u3063\u3066\u307e\u3059\u3002<\/p>\n

\u6614\u306f\u3001\u3084\u308c\u3069\u3053\u306e\u30e2\u30c7\u30e0\u3060\u306e\u3001\u3069\u3053\u306e\u30eb\u30fc\u30bf\u3060\u306e\u3063\u3066\u8a71\u3067\u3057\u305f\u304c\u3001\u6700\u8fd1\u306f\u305d\u3093\u306a\u306e\u3042\u3093\u307e\u308a\u6c17\u306b\u3057\u306a\u3044\u3067\u3059\u3088\u306d\uff1f<\/p>\n

NTT\u306b\u983c\u3081\u3070\u9001\u3089\u308c\u3066\u304f\u308bCTU\uff08\u3067\u3059\u304b\u306d\uff1f\uff09\u306b\u30eb\u30fc\u30bf\u306e\u6a5f\u80fd\u304c\u3064\u3044\u3066\u3044\u3066\u3001\u7dda\u3092\u7e4b\u3052\u3070\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3057\u3001Yahoo\u306a\u3093\u304b\u3001\u305f\u3060\u306eHUB\u3067\u3059\u3088\u306d\u3002\u6700\u8fd1\u306e\u30eb\u30fc\u30bf\u306f\u52dd\u624b\u306b\u30d7\u30ed\u30d0\u30a4\u30c0\u3092\u5224\u65ad\u3057\u3066\u7e4b\u304c\u3063\u3066\u3057\u307e\u3046\u3088\u3046\u3060\u3057\u3001\u975e\u5e38\u306b\u4fbf\u5229\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

\u3053\u308c\u306f\u4f7f\u3046\u65b9\u3067\u306f\u975e\u5e38\u306b\u4fbf\u5229\u3067\u5f53\u305f\u308a\u524d\u306e\u4e16\u754c\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u751f\u696d\u3068\u3057\u3066\u3044\u308b\u6211\u3005\u306b\u306f\u3001\u3082\u3046\u5c11\u3057\u6280\u8853\u7684\u306a\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3066\u304a\u304b\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u3082\u601d\u3046\u308f\u3051\u3067\u3059\u3002<\/p>\n

\u30cd\u30c3\u30c8\u306b\u7e4b\u304c\u308b\u3053\u3068\u3001\u3053\u308c\u306f\u4eca\u3067\u306f\u3054\u304f\u3054\u304f\u3042\u305f\u308a\u524d\u306e\u4e8b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3055\u3066\u3001\u3069\u3046\u3084\u3063\u3066\u3064\u306a\u304c\u3063\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002<\/p>\n

Yahoo\u306f\u3055\u3066\u304a\u304d\u3001\u307b\u3068\u3093\u3069\u306eISP\uff08\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\uff09\u306fPPPoE\u3068\u3044\u3046\u6280\u8853\u3092\u4f7f\u3063\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u7121\u304f\u3066\u306f\u306a\u3089\u306a\u3044\u901a\u4fe1\u8def\u3092\u78ba\u4fdd\u3059\u308b\u624b\u6bb5\u3067\u3001\u3044\u308f\u3086\u308b\u3001\u30c7\u30fc\u30bf\u306e\u642c\u9001\u8def\u3001\u3068\u3067\u3082\u8a00\u3046\u3079\u304d\u3082\u306e\u3067\u3059\u3002<\/p>\n

\u826f\u304f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3068\u3044\u3046\u8a00\u8449\u3092\u805e\u304f\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3053\u306eIP\u30a2\u30c9\u30ec\u30b9\u306f\u5404\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306b\u3075\u3089\u308c\u308b\u4f4f\u6240\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u304c\u3001\u305d\u306e\u4f4f\u6240\u307e\u3067\u30c7\u30fc\u30bf\u3092\u5c4a\u3051\u308b\u305f\u3081\u306e\u30d9\u30fc\u30b9\u306e\u901a\u4fe1\u8def\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308aIP\u30a2\u30c9\u30ec\u30b9\u3081\u304c\u3051\u3066\u98db\u3093\u3067\u3086\u304fIP\uff08\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30c8\u30b3\u30eb\uff09\u306e\u8ad6\u7406\u7684\u306a\u901a\u4fe1\u8def\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u6280\u8853\u7684\u306a\u8a73\u7d30\u306f\u5272\u611b\u3057\u307e\u3059\u304c\u3001\u3053\u306ePPPoE\u306b\u3064\u3044\u3066\u3001\u79c1\u81ea\u8eab\u306e\u7406\u89e3\u304c\u7518\u304b\u3063\u305f\u306e\u3067\u3059\u3002<\/p>\n

PPPoE\u306fPPP(Point-to-Point Protocol) over Ethernet \u3068\u547c\u3070\u308c\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\uff08\u901a\u4fe1\u624b\u9806\uff09\u3067PPP\u3092\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3067\u30ab\u30d7\u30bb\u30ea\u30f3\u30b0\u3057\u305f\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002PPP\u306fSLIP(Serial Line Internet Protocol)\u306e\u5f8c\u7d99\u3068\u3057\u3066\u7b56\u5b9a\u3055\u308c\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3001TCP\/IP\u4ee5\u5916\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3082\u30ab\u30d7\u30bb\u30ea\u30f3\u30b0\u3059\u308b\u69d8\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3064\u307e\u308a\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u306f(EtherFrame(PPPoE(PPP(IP(TCP\/UDP(HTTP \u3068\u304b FTP \u3068\u304b\u30fb\u30fb\u30fb))))))\u3063\u3066\u5177\u5408\u306b\u30ab\u30d7\u30bb\u30eb\u3055\u308c\u3066\u3001\u5b9f\u969b\u306e\u4f1d\u9001\u8def\uff08ADSL\u7b49\u306e\u7269\u7406\u56de\u7dda\u4e0a\uff09\u306b\u4e57\u3063\u3066\u76ee\u7684\u5730\u307e\u3067\u98db\u3093\u3067\u3086\u304d\u307e\u3059\u3002
\n# \u5b9f\u969b\u306f\u3082\u3063\u3068\u4e0b\u5c64\u3067\u3084\u3084\u3053\u3057\u3044\u7269\u7406\u5c64\u3068\u3057\u3066\u306e\u30ab\u30d7\u30bb\u30ea\u30f3\u30b0\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u5272\u611b<\/p>\n

\u57fa\u672c\u7684\u306b\u62e0\u70b9\u9593\u3092\u63a5\u7d9a\u3059\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u306a\u306e\u3067\u3059\u304c\u3001\u3088\u304f\u3088\u304f\u8003\u3048\u308b\u3068\u3001\u3068\u3066\u3082\u7591\u554f\u306b\u601d\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u30a4\u30fc\u30b5\u30fc\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u9593\u3067\u901a\u4fe1\u3092\u3059\u308b\u6642\u3001\u5f53\u7136\u3067\u3059\u304c\u3001MAC\u30a2\u30c9\u30ec\u30b9\u304c\u308f\u304b\u3089\u306a\u3044\u3068\u901a\u4fe1\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u4e00\u5ea6\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u884c\u3044\u3001\u63a5\u7d9a\u5bfe\u8c61\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u305d\u306e\u306e\u3061\u3001PPPoE\u30b5\u30fc\u30d0\u3068\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u78ba\u7acb\u3057\u3001\u901a\u4fe1\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n

\u3053\u3053\u3067\u7591\u554f\u3067\u3059\u3002<\/p>\n

\uff11\uff0eISP\u306b\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30d1\u30b1\u30c3\u30c8\u306f\u5c4a\u304f\u306e\u3067\u3057\u3087\u3046\u304b\u3002
\n\uff12\uff0e\u63a5\u7d9a\u30c4\u30fc\u30eb\u306b\u30d7\u30ed\u30d0\u30a4\u30c0\u540d\u3068\u304b\u8a18\u8ff0\u3059\u308b\u3051\u3069\u3001IP\u30d7\u30ed\u30c8\u30b3\u30eb\u78ba\u7acb\u524d\u306b\u3069\u3046\u4f7f\u3046\u306e\u304b\u3002<\/p>\n

\u8a66\u3057\u306bPPPoE\u30b5\u30fc\u30d0\u3092\u7acb\u3066\u3066\u5b9f\u9a13\u3001\u3068\u601d\u3063\u3066\u3082\u3001\u305d\u308c\u306f\u5168\u7136\u610f\u5473\u304c\u9055\u3046\u3002
\nPPPoE\u30b5\u30fc\u30d0\u3092\u5b9f\u9a13\u7684\u306b\u7acb\u3066\u308b\u3068\u304d\u306f\u3001\u901a\u5e38LAN\u3002MAC\u30a2\u30c9\u30ec\u30b9\u306fAPR\u3067\u308f\u304b\u3063\u3061\u3083\u3063\u3066\u308b\uff08\u5b9f\u969b\u306f\u3069\u3046\u306a\u306e\u304b\u308f\u304b\u3093\u306a\u3044\u3051\u3069\uff09\u3002<\/p>\n

\u8abf\u3079\u3066\u307f\u308b\u3068\u3001\u610f\u5916\u3084\u610f\u5916\u3002\u3053\u3093\u306a\u6240\u306b\u56de\u7b54\u304c\u3042\u308a\u307e\u3057\u305f\u3002
\nhttp:\/\/itpro.nikkeibp.co.jp\/article\/lecture\/20061128\/255021\/<\/a><\/p>\n

\u7d50\u5c40\u3001\u56de\u7dda\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30d7\u30ed\u30d0\u30a4\u30c0\uff08\u4f8b\u3048\u3070\u30d5\u30ec\u30c3\u30c4\u306a\u3089NTT\u3001eo\u5149\u306a\u3089\u30b1\u30a4\u30fb\u30aa\u30d7\u30c6\u30a3\u30b3\u30e0\u3068\u304b\uff09\u304cPPPoE\u3068PPP\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u7ba1\u7406\u3057\u3001\u7279\u306b\u8a8d\u8a3c\u306b\u95a2\u3057\u3066\u306f\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u3068\u8a8d\u8a3c\u306e\u4ed5\u7d44\u307f\u3092\u5171\u6709\u3059\u308b\uff08\u5b9f\u969b\u306f\u3061\u3087\u3063\u3068\u9055\u3046\u3051\u3069\uff09\u3068\u3044\u3046\u65b9\u6cd5\u3067\u5b9f\u73fe\u3057\u3066\u3044\u308b\u4e8b\u304c\u308f\u304b\u308a\u307e\u3057\u305f\u3002<\/p>\n

\u5f53\u305f\u308a\u524d\u3063\u3061\u3083\u5f53\u305f\u308a\u524d\u306a\u3093\u3067\u3059\u304c\u3001\u96f2\u304c\u6674\u308c\u305f\u3088\u3046\u306a\u611f\u3058\u304c\u3057\u307e\u3057\u305f\u3002<\/p>\n

\u3044\u3084\u3001\u666e\u901a\u306b\u56de\u7dda\u3068ISP\u304c\u72ec\u7acb\u3057\u3066\u308b\u306a\u3089\u52dd\u624b\u306bISP\u7acb\u3061\u4e0a\u3052\u308b\u4e8b\u51fa\u6765\u308b\u306e\u304b\u306a\u3041\u3001\u3068\u304b\u601d\u3063\u305f\u306e\u304c\u305d\u3082\u305d\u3082\u306e\u59cb\u307e\u308a\u3067\u3059\u3002<\/p>\n

\u52dd\u624b\u30b5\u30a4\u30c8\u306a\u3089\u306c\u3001\u52dd\u624bISP\u304c\u51fa\u6765\u306a\u3044\u304b\u3068\u601d\u3044\u307e\u3057\u305f\u304c\u3001\u51fa\u6765\u306a\u3044\u3093\u3067\u3059\u306d\uff08\u7b11\uff09<\/p>\n

\u4eca\u56de\u306f\u6587\u5b57\u3070\u3063\u304b\u308a\u3067\u3059\u3093\u307e\u305b\u3093\u3002
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