\r\n
DS-Lite\u65b9\u5f0f\u306b\u3064\u3044\u3066\u306f\u4ee5\u524d\u306e\u8a18\u4e8b\u3067\u8aac\u660e\u3057\u3066\u3044\u305f\u306e\u3067\u3001\u4eca\u56de\u304b\u3082\u3081\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u518d\u8ca9\u3057\u3066\u3044\u308b\uff1av6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9<\/a>\u3092\u5951\u7d04\u3057\u305f\u306e\u3067\u3001\u5148\u305a\u306fMAP-E\u306b\u3088\u308bIPv4\u74b0\u5883\u306e\u4f7f\u3044\u52dd\u624b\u3092\u63a2\u3063\u3066\u898b\u308b\u3053\u3068\u306b\u3057\u305f\uff0e<\/p>\r\n MAP-E\u65b9\u5f0f\u306e\u5229\u7528\u306f\u4eca\u56de\u304c\u521d\u3081\u3066\u3068\u3044\u3046\u3053\u3068\u3082\u3042\u308a\u3001MAP-E\u306b\u95a2\u3059\u308b\u77e5\u8b58\u3082\u4e0d\u8db3\u3057\u3066\u3044\u305f\u306e\u3067\u5148\u305a\u306fMAP-E\u306e\u4ed5\u7d44\u307f\u304b\u3089\u7406\u89e3\u3059\u308b\u3053\u3068\u306b\u3057\u305f\uff0e<\/p>\r\n \u65e5\u672c\u3067\u306eMAP-E\u7cfb\u30b5\u30fc\u30d3\u30b9\u306eVNE\u4e8b\u696d\u8005\u3068\u3057\u3066\u8349\u5206\u3051\u7684\u306a\u5b58\u5728\u306eJPIX\uff08\u65e7JPNE\uff09\u3067\u306f\u3001\u300ev6\u30d7\u30e9\u30b9<\/a>\u300f\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001MAP-E\u306e\u5143\u7956\u3068\u8a00\u3063\u3066\u3082\u826f\u3044\u3060\u308d\u3046\uff0eJPIX\u3055\u3093\u3067\u306fv6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306e\u6280\u8853\u7684\u306a\u89e3\u8aac\u66f8\u300e\u5fb9\u5e95\u89e3\u8aac v6\u30d7\u30e9\u30b9<\/a>\u300f\u3092\u51fa\u7248\u3057\u3066\u304a\u308a\u3001\u305d\u306ePDF\u7248<\/a>\u3092\u7121\u511f\u3067\u63d0\u4f9b\u3057\u3066\u3044\u308b\uff0e<\/p>\r\n \u3053\u306e\u300e\u5fb9\u5e95\u89e3\u8aac v6\u30d7\u30e9\u30b9\u300f\u306e\u5185\u5bb9\u306f\u3001\u6280\u8853\u7684\u306a\u5c02\u9580\u66f8\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5c02\u9580\u5bb6\u3067\u306a\u304f\u3066\u3082\u89e3\u308a\u6613\u3044\u8a18\u8ff0\u3068\u306a\u3063\u3066\u3044\u308b\uff0e\u7279\u306b\u3001IPoE\u7cfb\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u304f\u306a\u3063\u305f\u80cc\u666f\u3084\u65e5\u672c\u3067\u306eFLET’S\u3068\u3044\u3046\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u306e\u7279\u6b8a\u6027\u306a\u3069\u306b\u3064\u3044\u3066\u3082\u5b66\u3079\u308b\u3068\u3066\u3082\u8208\u5473\u6df1\u3044\u5185\u5bb9\u3060\uff0e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u643a\u308f\u308b\u306e\u3067\u3042\u308c\u3070\u662f\u975e\u3068\u3082\u76ee\u3092\u901a\u3057\u3066\u304a\u304f\u3053\u3068\u3092\u304a\u85a6\u3081\u3059\u308b\uff0e<\/p>\r\n MAP-E\u306e\u5185\u5bb9\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u306f\u3001RFC 7597 \u3092\u8aad\u3080\u3057\u304b\u306a\u3044\u306e\u3060\u304c\u3001\u300e\u5fb9\u5e95\u89e3\u8aac v6\u30d7\u30e9\u30b9\u300f\u306b\u8a18\u8ff0\u304c\u3042\u308b\u3088\u3046\u306b\u3001\u6b8b\u5ff5\u306a\u304c\u3089JPIX\u306ev6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306fRFC 7597\u304c\u307e\u3060draft\u3060\u3063\u305f\u9803\u306e\u5b9f\u88c5\u3067\u3001\u6700\u7d42\u7684\u306aRFC 7597\u306e\u5185\u5bb9\u3068\u306f\u7570\u306a\u308b\u72ec\u81ea\u306e\u5b9f\u88c5\u3068\u306e\u3053\u3068\u3060\uff0eJPIX\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306e\u300e\u516c\u958b\u60c5\u5831\u300f\u306b\u3001\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u304cv6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u5bfe\u5fdc\u30eb\u30fc\u30bf\u3092\u958b\u767a\u3059\u308b\u969b\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u306e\u3060\u304c\u3001\u50c5\u304b2\u30da\u30fc\u30b8\u7a0b\u306e\u6b86\u3069\u610f\u5473\u306e\u306a\u3044\u60c5\u5831\u3060\uff0eMAP-E\u3067\u306f\u30de\u30c3\u30d7\u30eb\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d0\u304c\u9700\u8981\u306a\u5f79\u5272\u3092\u62c5\u3063\u3066\u3044\u308b\u3088\u3046\u3060\u304c\u3001\u6b8b\u5ff5\u306a\u304c\u3089\u8a73\u3057\u3044\u5185\u5bb9\u306fJPIX\u3055\u3093\u3068\u306e\u9593\u3067NDA\u5951\u7d04\u3092\u7d50\u3093\u3067\u60c5\u5831\u63d0\u4f9b\u3092\u53d7\u3051\u306a\u3044\u3068\u306a\u3089\u306a\u3044\u306e\u3067\u3001\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u4ee5\u5916\u304c\u3053\u306e\u60c5\u5831\u3092\u5165\u624b\u3059\u308b\u306e\u306f\u96e3\u3057\u305d\u3046\u3060\uff0e<\/p>\r\n MAP-E\u3067\u306f1\u3064\u306eIPv4\u30b0\u30ed\u30fc\u30d0\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u8907\u6570\u30e6\u30fc\u30b6\u3067\u5171\u6709\u3057\u3066\u3044\u308b\u304c\u3001TCP\/IP, UDP\/IP \u3067\u306fIP\u30a2\u30c9\u30ec\u30b9\u3042\u305f\u308a 65,535\u500b\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u7528\u3044\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e\u3053\u306e\u5185\u3001\u6700\u521d\u306e 0\u301c1023\u756a\u306e\u30dd\u30fc\u30c8\u306f\u30b7\u30b9\u30c6\u30e0\u30dd\u30fc\u30c8\u3068\u3057\u3066\u4f7f\u308f\u308c\u3066\u3044\u308b\u306e\u3067\u3053\u306e\u7bc4\u56f2\u3092\u9664\u304f 1,024 \u301c 65535 \u306e\u30dd\u30fc\u30c8\u304c\u30e6\u30fc\u30b6\u304c\u5229\u7528\u53ef\u80fd\u306a\u30dd\u30fc\u30c8\u306e\u7bc4\u56f2\u3068\u306a\u308b\uff0e<\/p>\r\n \u3053\u306e\u30e6\u30fc\u30b6\u5229\u7528\u53ef\u80fd\u30dd\u30fc\u30c8\u3092\u3069\u306e\u3088\u3046\u306b\u5206\u5272\u3057\u3066\u30e6\u30fc\u30b6\u6bce\u306b\u5272\u308a\u632f\u308b\u306e\u304b\u306f\u3001MAP-E\u30d7\u30ed\u30d0\u30a4\u30c0\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u304c\u3001PSID (Port-Set Identifier\uff09\u3068\u3044\u3046\u4e00\u610f\u306a\u756a\u53f7\u304b\u3089GMA\u30de\u30c3\u30d4\u30f3\u30b0\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u3088\u3063\u3066\u3001\u30e6\u30fc\u30b6\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u4e00\u9023\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u30bb\u30c3\u30c8\u304c\u6c7a\u3081\u3089\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n \u30dd\u30fc\u30c8\u756a\u53f7\u306f16bits\u306e\u6574\u6570\u5f62\u5f0f\u3067\u8868\u73fe\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u304c\u3001\u3053\u306e16bits\u3092\u6b21\u306e\u69d8\u306a3\u3064\u306e\u30d1\u30fc\u30c8\u306b\u533a\u5206\u3057\u3066\u3044\u308b\uff0e<\/p>\r\n PSID\u306f\u30e6\u30fc\u30b6\u6bce\u306b\u4e00\u610f\u3068\u306a\u308a\u3001PSID\u306ebit\u6570k\u306e\u5024\u306f\u4e00\u3064\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u6700\u5927\u4f55\u30e6\u30fc\u30b6\u3067\u5171\u6709\u3059\u308b\u304b\u306b\u3088\u3063\u3066\u5fc5\u8981\u306a\u9577\u3055\u3092\u6c7a\u3081\u308b\u3053\u3068\u306b\u306a\u308b\uff0e\u5206\u5272\u6570\uff08\u30e6\u30fc\u30b6\u6570\uff09\u3092R\u3068\u3059\u308b\u3068\u3001R = 2^k \u3068\u306a\u308b\uff0e\u6b8b\u308a\u306eMSB\u5074\u306e i \u3068LSB\u5074\u306e j \u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u3069\u306e\u3088\u3046\u306b\u5272\u308a\u632f\u308b\u306e\u304b\u6c7a\u5b9a\u3059\u308b\uff0e<\/p>\r\n i \u306f\u9023\u7d9a\u3059\u308b\u30dd\u30fc\u30c8\u306e\u30d6\u30ed\u30c3\u30af\u306b\u5bfe\u3059\u308b\u30a4\u30f3\u30c7\u30af\u30b9\u3067\u3001j \u306ebit\u6570b\u306b\u3088\u3063\u3066\u9023\u7d9a\u3059\u308b\u30dd\u30fc\u30c8\u306e\u30d6\u30ed\u30c3\u30af\u306e\u30b5\u30a4\u30ba (M = 2 ^b)\u304c\u6c7a\u307e\u308b\uff0ePSID\u306e\u30b5\u30a4\u30ba\u306f\u56fa\u5b9a\u306a\u306e\u3067\u3001i\u3068j\u306e\u30d3\u30c3\u30c8\u6570\u3092\u3069\u306e\u3088\u3046\u306b\u914d\u5206\u3059\u308b\u304b\u306b\u3088\u3063\u3066\u5272\u308a\u5f53\u3066\u308b\u30dd\u30fc\u30c8\u306e\u69cb\u6210\u304c\u6c7a\u307e\u308b\u3053\u3068\u306b\u306a\u308b\uff0e\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30dd\u30fc\u30c8\u306e\u500b\u6570\u306f\u4e00\u5b9a\u306a\u306e\u3067\u3001j\u306e\u30d3\u30c3\u30c8\u6570\u306e\u5272\u5408\u3092\u5897\u3084\u3057\u3066\u5927\u304d\u3081\u306e\u30d6\u30ed\u30c3\u30af\u30b5\u30a4\u30ba\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30d6\u30ed\u30c3\u30af\u306e\u500b\u6570\u306f\u5c11\u306a\u304f\u306a\u308b\uff0e<\/p>\r\n \u30d6\u30ed\u30c3\u30af\u306e\u30a4\u30f3\u30c7\u30af\u30b9i\u306e\u53d6\u308b\u7bc4\u56f2\u306f\u3001ceil( N \/ ( R * M ) \u301c trunc( 65536 \/ (R * M) ) – 1 \u3068\u306a\u308b N \u306f\u9664\u5916\u3059\u308b\u30dd\u30fc\u30c8\u306e\u4e0a\u9650\u5024\u3067\u30010\u301c1,023\u306e\u30b7\u30b9\u30c6\u30e0\u30dd\u30fc\u30c8\u3092\u9664\u5916\u3059\u308b\u5834\u5408\u306f N=1,024\u3068\u3059\u308b\uff0ej\u306e\u30a4\u30f3\u30c7\u30af\u30b9\u306f\u5358\u7d14\u306b0 \u301c M – 1\u3068\u306a\u308b\uff0e<\/p>\r\n PSID\u3068i\u3068j\u306e\u5272\u5f53\u304c\u6c7a\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u306f \u5f0f(1) \u306b\u3088\u3063\u3066\u7c21\u5358\u306b\u6c42\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e\u307e\u305f\u3001\u9006\u306b\u30dd\u30fc\u30c8\u756a\u53f7\u304b\u3089PSID\u306e\u5024\u3092\u5f0f(2) \u304b\u3089\u7c21\u5358\u306b\u6c42\u3081\u308b\u3053\u3068\u304c\u53ef\u80fd\u3060\uff0e<\/p>\r\n \u4f8b\u3048\u3070 a=4\u3001j=4 \u3068\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u306b\u306f16\u500b\u306e\u9023\u7d9a\u3059\u308b\u30dd\u30fc\u30c8\u306e\u30d6\u30ed\u30c3\u30af\u309215\u30d6\u30ed\u30c3\u30af\uff08\u30bb\u30c3\u30c8#1\u301c#15\uff09\u3068\u306a\u308b\uff0e\u30b7\u30b9\u30c6\u30e0\u30dd\u30fc\u30c80\u301c1023\u306f\u5272\u5f53\u304b\u3089\u5916\u3059\u306e\u3067\u3001\u6700\u521d\u306e\u30bb\u30c3\u30c8#0\u306f\u9664\u5916\u3055\u308c\u308b\uff0e\u540c\u69d8\u306ba=6, j=2 \u3068\u3059\u308b\u3068\u3001\u9023\u7d9a\u3059\u308b4\u30dd\u30fc\u30c8\u306e\u30d6\u30ed\u30c3\u30af\u304c63\u30d6\u30ed\u30c3\u30af\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u3053\u3068\u306b\u306a\u308b\uff0e<\/p>\r\n \u3053\u306e\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u5272\u308a\u632f\u308a\u306e\u65b9\u6cd5\u306fMAP-E\u30d7\u30ed\u30d0\u30a4\u30c0\u4e8b\u696d\u8005\u304c\u72ec\u81ea\u306b\u6c7a\u3081\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3001JPIX\u306ev6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u3067\u306f a=4\u3001k=8\u3001j=4 \uff08\u9023\u7d9a\u3057\u305f16\u500b\u306e\u30dd\u30fc\u30c8\u306e\u30d6\u30ed\u30c3\u30af\u309215\u30bb\u30c3\u30c8\uff1a15×16 = 240\u500b\uff09\u3068\u306a\u3063\u3066\u3044\u308b\u3088\u3046\u3060\uff0eVNE\u4e8b\u696d\u8005\u306f\u4e00\u3064\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u5272\u308a\u5f53\u3066\u308b\u30e6\u30fc\u30b6\u6570\u3092\u4efb\u610f\u306b\u8abf\u6574\u3067\u304d\u308b\u306e\u3067\u3001\u30dd\u30fc\u30c8\u6570\u306e\u5272\u5f53\u3092\u5897\u3084\u3057\u305f\u30aa\u30d7\u30b7\u30e7\u30f3\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3092\u5225\u6599\u91d1\u3067\u5c55\u958b\u3059\u308b\u3068\u3044\u3046\u3088\u3046\u306a\u4e8b\u3082\u884c\u308f\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n MAP\u30c9\u30e1\u30a4\u30f3\u3067\u30e6\u30fc\u30b6\u5074\u306e\u30eb\u30fc\u30bf\u306b\u5272\u308a\u5f53\u3066\u308bIPv6\u306e\u30c8\u30f3\u30cd\u30eb\u7d42\u7aef\u30a2\u30c9\u30ec\u30b9\u306f\u3001MAP\u30c9\u30e1\u30a4\u30f3\u3067\u4f7f\u308f\u308c\u308b\u5171\u901a\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306eprefix\u60c5\u5831\u3068IPv4\u306eprefix\u60c5\u5831\u4e26\u3073\u306bPSID\u60c5\u5831\u304b\u3089\u4e00\u610f\u306b\u6c7a\u307e\u308b\uff0e\u30e6\u30fc\u30b6\u5074\u306e\u30c8\u30f3\u30cd\u30eb\u7d42\u7aef\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30e6\u30fc\u30b6\u306b\u5272\u308a\u632f\u3089\u308c\u305fIPv6 prefix\u304c\u6c7a\u307e\u308b\u3068\u3001\u5171\u6709\u3055\u308c\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u7bc4\u56f2\u304c\u6c7a\u307e\u308b\u3053\u3068\u306b\u306a\u308b\uff0e\u4f55\u3089\u304b\u306e\u8981\u56e0\u3067FLET’S\u304b\u3089\u5272\u308a\u632f\u3089\u308c\u308bIPv6 prefix\u304c\u5909\u308f\u308b\u3068IPv4\u30a2\u30c9\u30ec\u30b9\u3068\u5272\u308a\u632f\u3089\u308c\u305f\u30dd\u30fc\u30c8\u7bc4\u56f2\u3082\u5909\u66f4\u3068\u306a\u308b\uff0e<\/p>\r\n \u30e6\u30fc\u30b6\u5074\u306e\u30c8\u30f3\u30cd\u30eb\u7d42\u7aef\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u69cb\u9020\u3092\u4e0b\u8a18\u306b\u793a\u3059\uff0e<\/p>\r\n MAP\u30c9\u30e1\u30a4\u30f3\u3067\u7528\u3044\u308bIPv4\u30a2\u30c9\u30ec\u30b9\u306fVNE\u4e8b\u696d\u8005\u304c\u6240\u6709\u3059\u308b\u30b0\u30ed\u30fc\u30d0\u30ebIPv4\u30a2\u30c9\u30ec\u30b9\u3092\u5207\u308a\u51fa\u3057\u3066MAP-E\u30e6\u30fc\u30b6\u306b\u63d0\u4f9b\u3059\u308b\u3082\u306e\u3067\u3001MAP-E\u306e\u30e6\u30fc\u30b6\u898f\u6a21\u306b\u5fdc\u3058\u3066\u3001IPv4 prefix\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u3081\u3066\u3044\u308b\uff0e\u540c\u69d8\u306bIPv6\u306eprefix\u3082MAP-E\u306e\u30e6\u30fc\u30b6\u898f\u6a21\u306b\u5fdc\u3058\u3066\u5b9a\u3081\u3066\u3044\u308b\uff0e\u5b9f\u969b\u306b\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308bIPv6\u306eprefix\u306f\u3053\u306eMAP\u30c9\u30e1\u30a4\u30f3\u306eIPv6 prefix \u304b\u3089\u5207\u308a\u51fa\u3057\u305f\u3082\u306e\u3068\u306a\u308b\uff0eFLET’S\u306e\u5834\u5408\u3001\u30e6\u30fc\u30b6\u306b\u5272\u308a\u632f\u3089\u308c\u308bprefix\u9577\u306f56bits\u304b64bits\u3068\u306a\u308b\uff0e<\/p>\r\n IPv4\u30a2\u30c9\u30ec\u30b9\u306esuffix\u90e8\u5206\u3068PSID\u304b\u3089\u306a\u308b Embedded-Address (EA) bit\u3092\u57cb\u3081\u8fbc\u3093\u3060IPv6 prefix\u304c\u30e6\u30fc\u30b6\u306b\u5272\u5f53\u3066\u3089\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u5b9f\u969b\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f IPv6 prefix\u60c5\u5831\u304b\u3089\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u3068PSID\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0eEA bit\u306e\u69cb\u6210\u306fMAP-E\u306e\u898f\u6a21\u3084\u30dd\u30fc\u30c8\u5272\u5f53\u65b9\u91dd\u306b\u5fdc\u3058\u3066\u4e88\u3081VNE\u4e8b\u696d\u8005\u5074\u3067\u5b9a\u3081\u3066\u3044\u308b\uff0e<\/p>\r\n 128bits\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u4e0b\u4f4d64bits\u90e8\u5206\u306eInterface ID\u90e8\u5206\u306e\u69cb\u6210\u306fRFC7597\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u304a\u308a\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u3068PSID\u3092\u57cb\u3081\u8fbc\u3080\u5f62\u3068\u306a\u308b\uff0e\u5c1a\u3001JPIX\u306ev6\u30d7\u30e9\u30b9\u3067\u306fInterface ID\u306e\u69cb\u9020\u306fRFC7597\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u3082\u306e\u3068\u306f\u7570\u306a\u308b\u69cb\u6210\u3068\u306a\u3063\u3066\u3044\u308b\u305d\u3046\u3060\uff0e<\/p>\r\n IPv6 prefix\u304b\u3089IPv4\u30a2\u30c9\u30ec\u30b9\u3068PSID\u304c\u6c7a\u307e\u308b\u4ed5\u7d44\u307f\u306f\u5206\u304b\u308a\u96e3\u3044\u306e\u3067\u3001\u5b9f\u969b\u306b\u5177\u4f53\u7684\u306a\u5024\u3092\u4f7f\u3063\u3066\u4f8b\u793a\u3057\u3066\u307f\u308b\uff0e<\/p>\r\n MAP-E\u3067\u7528\u3044\u3089\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u3084\u30dd\u30fc\u30c8\u30de\u30c3\u30d4\u30f3\u30b0\u306e\u4ed5\u7d44\u307f\u306f\u304a\u304a\u3088\u305d\u7406\u89e3\u3067\u304d\u305f\u304c\u3001MAP\u30c9\u30e1\u30a4\u30f3\u306eIPv4 prefix\u3001IPv6 prefix\u3084EA\u30d3\u30c3\u30c8\u9577\u306a\u3069\u306e\u60c5\u5831\u304c\u5fc5\u8981\u306b\u306a\u308b\u304c\u3001\u30e6\u30fc\u30b6\u5074\u306e\u30eb\u30fc\u30bf\u6a5f\u5668\u3067MAP-E\u306e\u8a2d\u5b9a\u3092\u884c\u3046\u305f\u3081\u306b\u5fc5\u8981\u3068\u306a\u308b\u3053\u308c\u3089\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u60c5\u5831\u306f\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u53d6\u5f97\u3059\u308c\u3070\u826f\u3044\u306e\u304b\u4e0d\u660e\u3060\uff0e<\/p>\r\n JPIX\u306ev6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306b\u3064\u3044\u3066\u306f\u3001JPIX\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u300e\u300cv6\u30d7\u30e9\u30b9\u300d\u5bfe\u5fdc\u6a5f\u7a2e<\/a>\u300f\u306bv6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306b\u5bfe\u5fdc\u53ef\u80fd\u306a\u30eb\u30fc\u30bf\u306e\u4e00\u89a7\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u308b\uff0e\u4e00\u822c\u5bb6\u5ead\u7528\u306e\u30eb\u30fc\u30bf\u304b\u3089\u696d\u52d9\u7528\u306e\u30eb\u30fc\u30bf\u307e\u3067\u7db2\u7f85\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u3053\u308c\u3089\u306e\u30eb\u30fc\u30bf\u6a5f\u5668\u3067\u306f\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u306b\u3088\u308b\u9762\u5012\u306a\u8a2d\u5b9a\u306f\u4e0d\u8981\u3067\u3001\u7c21\u5358\u306b\u8a2d\u5b9a\u53ef\u80fd\u306a\u306e\u3067ISP\u4e8b\u696d\u8005\u306f\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30b5\u30dd\u30fc\u30c8\u306e\u624b\u9593\u304c\u7701\u3051\u308b\u3068\u8aac\u660e\u3055\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n \u3053\u308c\u3089\u306e\u30eb\u30fc\u30bf\u6a5f\u5668\u30e1\u30fc\u30ab\u306fJPIX\u3068\u306e\u9593\u3067\u79d8\u5bc6\u4fdd\u6301\u5951\u7d04\u3092\u7d50\u3093\u3067\u3044\u3066\u3001v6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306eMAP-E\u8a2d\u5b9a\u306b\u95a2\u3059\u308b\u6280\u8853\u60c5\u5831\u306e\u63d0\u4f9b\u3092\u53d7\u3051\u3066\u304a\u308a\u3001v6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u3067\u5fc5\u8981\u3068\u306a\u308b\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u306a\u3069\u306e\u9762\u5012\u306a\u8a2d\u5b9a\u3092JPIX\u306e\u30de\u30c3\u30d7\u30eb\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d0\u304b\u3089\u53d6\u5f97\u3057\u3066\u3044\u308b\u304b\u3001\u6216\u3044\u306f\u30eb\u30fc\u30bf\u5074\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3060\u308d\u3046\uff0e<\/p>\r\n \u3068\u308a\u3042\u3048\u305aNEC\u306eIX\u30b7\u30ea\u30fc\u30ba\u306a\u3069\u306e\u696d\u52d9\u7528\u306e\u30eb\u30fc\u30bf\u306b\u95a2\u3057\u3066\u306f\u3001v6\u30d7\u30e9\u30b9\u7528\u306e\u30b3\u30f3\u30d5\u30a3\u30b0\u8a2d\u5b9a\u4e8b\u4f8b\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u308c\u3089\u306e\u8a2d\u5b9a\u60c5\u5831\u3092\u773a\u3081\u3066\u898b\u308b\u3053\u3068\u306b\u3059\u308b\uff0e<\/p>\r\n NEC IX\u30b7\u30ea\u30fc\u30ba\u306e\u8a2d\u5b9a\u4f8b\u3001\u300ev6\u30d7\u30e9\u30b9 \uff08MAP-E\u65b9\u5f0f\uff09 \u8a2d\u5b9a\u30ac\u30a4\u30c9<\/a>\u300f\u304b\u3089\u3001\u4e3b\u8981\u90e8\u5206\u3092\u629c\u7c8b\u3059\u308b\uff0e<\/p>\r\n \u4e0a\u8a18\u306e\u8a2d\u5b9a\u306e\u5185\u3001MAP-E\u306b\u76f4\u63a5\u95a2\u4fc2\u3059\u308b\u306e\u306f Tunnel0.0 \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u90e8\u5206\u3067\u3001ipip\u30c8\u30f3\u30cd\u30eb\u306e\u30e2\u30fc\u30c9\u3068\u3057\u3066 “map-e” \u3092\u6307\u5b9a\u3057\u3066\u3001IPv4\u30a2\u30c9\u30ec\u30b9\u3092 “map-e” \u306b\u3088\u3063\u3066\u53d6\u5f97\u3059\u308b\u3068\u3044\u3046\u8a2d\u5b9a\u3060\u3051\u3060\uff0e\u3053\u306e2\u884c\u306e\u8a2d\u5b9a\u3060\u3051\u3067\u3001\u81ea\u52d5\u7684\u306bv6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306eMAP-E\u306b\u5bfe\u5fdc\u3057\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u3068\u30dd\u30fc\u30c8\u306e\u5272\u5f53\u8a2d\u5b9a\u3092\u81ea\u52d5\u3067\u884c\u3063\u3066\u304f\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n \u3061\u306a\u307f\u306b\u3001\u4ed6\u306eVNE\u4e8b\u696d\u8005\u304c\u63d0\u4f9b\u3059\u308bMAP-E\u30b5\u30fc\u30d3\u30b9\u306eOCN\u30d0\u30fc\u30c1\u30e3\u30eb\u30b3\u30cd\u30af\u30c8<\/a>\u3068BIGLOBE IPv6\u30aa\u30d7\u30b7\u30e7\u30f3<\/a>\u306eTunnel\u8a2d\u5b9a\u3082\u8f09\u305b\u3066\u304a\u304f\uff0e<\/p>\r\n OCN\u30d0\u30fc\u30c1\u30e3\u30eb\u30b3\u30cd\u30af\u30c8\u306e\u65b9\u306f\u3000”tunnel mode map-e ocn” \u3068\u306a\u3063\u3066\u304a\u308a\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u30d1\u30e9\u30e1\u30fc\u30bf “ocn” \u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001”ocn” \u56fa\u6709\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u6709\u308b\u306e\u3060\u308d\u3046\uff0eBIGLOBE IPv6\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u65b9\u306f\u3001v6\u30d7\u30e9\u30b9\u3068\u5168\u304f\u540c\u3058\u306a\u306e\u3067\u3001\u6050\u3089\u304fv6\u30d7\u30e9\u30b9\u3068\u540c\u3058MAP-E\u306e\u4ed5\u69d8\u306a\u306e\u3060\u308d\u3046\uff0e<\/p>\r\n \u4f55\u308c\u306b\u3057\u3066\u3082\u3001\u5e02\u8ca9\u306e\u30eb\u30fc\u30bf\u306b\u95a2\u3057\u3066\u306fMAP-E\u306e\u5b9f\u88c5\u5185\u5bb9\u306f\u5b8c\u5168\u306b\u30d6\u30e9\u30c3\u30af\u30dc\u30c3\u30af\u30b9\u3067\u3001\u305d\u306e\u4ed5\u7d44\u3092\u7aba\u3044\u77e5\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3088\u3046\u3060\uff0e<\/p>\r\n \u5b9f\u969b\u306bIX-2215\u306bMAP-E\u306e\u8a2d\u5b9a\u3092\u6d41\u3057\u8fbc\u3093\u3067\u3001MAP-E\u95a2\u9023\u306eIPv4, IPv6\u30a2\u30c9\u30ec\u30b9\u3084\u30dd\u30fc\u30c8\u5272\u5f53\u304c\u3069\u306e\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u304b\u78ba\u8a8d\u3057\u3066\u307f\u305f\uff0e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e\u8a2d\u5b9a\u306e\u4e00\u90e8\u3092\u793a\u3059\uff0e<\/p>\r\n \u5b9f\u969b\u306b\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9GigaEthernet2:1.1 \u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIPv6\u30a2\u30c9\u30ec\u30b9\u3068MAP-E\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u3001\u30dd\u30fc\u30c8\u306e\u5272\u5f53\u72b6\u6cc1\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3068\u3001<\/br>\r\n \u4e0a\u8a18\u306e\u60c5\u5831\u304b\u3089\u3001JPIX\u304b\u3089\u5272\u5f53\u3092\u53d7\u3051\u305fIPv6 Prefix\u306f\u3000240b:aaaa:bbbb:f400::\/56 \u3067\u3001IPv4\u5171\u6709\u30a2\u30c9\u30ec\u30b9\u306f 106.XX.YY.108\/32\u3001\u9023\u7d9a\u3059\u308b\u30dd\u30fc\u30c8\u306e\u500b\u6570\u306f16\u500b\uff08b=4)\u3001\u30dd\u30fc\u30c8\u30d6\u30ed\u30c3\u30af\u306e\u6570\u306f15\u500b\uff08a=4\uff09\u3001PSID\u306e\u9577\u3055\u306f8bits\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u308b\uff0ePSID\u306e\u5024\u306f\u30010xf4\uff08244d) \u3067\u3042\u308b\u3053\u3068\u306f\u3001\u5b9f\u969b\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u30dd\u30fc\u30c8\u756a\u53f7\u304b\u3089\u3001\u5f0f(2)\u3092\u7528\u3044\u3066\u7b97\u51fa\u53ef\u80fd\u3060\uff0e<\/p>\r\n v6\u30d7\u30e9\u30b9\u306eMAP-E\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u306e\u5fc5\u9808\u60c5\u5831\uff08\u672a\u516c\u958b\uff1f\uff09\u3067\u3042\u308b\u3001IPv4 prefix\u3001IPv6 prefix\u3001EA bit\u306e\u9577\u3055\u3092\u4e0a\u8a18\u306e\u60c5\u5831\u304b\u3089\u63a8\u5b9a\u3057\u3088\u3046\u3068\u3057\u305f\u304c\u3001\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u60c5\u5831\u3060\u3051\u3067\u306fprefix\u9577\u304c\u5224\u3089\u306a\u3044\u306e\u3067\u3001\u7d50\u5c40\u3053\u308c\u3089\u306e3\u3064\u306e\u6b63\u78ba\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5f97\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044\uff0e<\/p>\r\n \u5c1a\u3001OpenWRT\u3067\u306e\u8a2d\u5b9a\u65b9\u6cd5\u306b\u95a2\u3059\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u60c5\u5831\u306a\u3069\u304b\u3089\u3001v6\u30d7\u30e9\u30b9\u306eMAP-E\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001EA bit\u9577 25bits\uff08 IPv4 prefix\u9577 15bits,\u3000PSID\u9577 8bits \uff09\u3001 IPv6 prefix\u9577 31bits \u3068\u8a00\u3046\u4e8b\u306e\u3088\u3046\u3060\uff0e<\/p>\r\n MAP\u30eb\u30fc\u30eb\u3092DHCPv6\u3092\u7528\u3044\u3066\u53d6\u5f97\u3059\u308b\u65b9\u6cd5\u304c\u3001\"DHCPv6 Options for Configuration of Softwire Address and Port-Mapped Clients\"<\/a> RFC 7598 \u3067\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001DHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u7528\u3044\u3066\u30eb\u30fc\u30bf\u304cMAP\u30eb\u30fc\u30eb\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3042\u308b\u304c\u3001\u6b8b\u5ff5\u306a\u304c\u3089JPIX\u306ev6\u30d7\u30e9\u30b9\u3067\u306fDHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306b\u3088\u308bMAP\u30eb\u30fc\u30eb\u306e\u63d0\u4f9b\u306f\u884c\u308f\u308c\u3066\u3044\u306a\u3044\uff0e<\/p>\r\n FLET'S\u3092\u5229\u7528\u3057\u305fMAP-E\u7cfb\u306e\u30b5\u30fc\u30d3\u30b9\u3067DHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u7528\u3044\u305fMAP\u60c5\u5831\u306e\u63d0\u4f9b\u304c\u884c\u308f\u308c\u3066\u3044\u306a\u3044\u306e\u306f\u3001DHCPv6\u914d\u4fe1\u30b5\u30fc\u30d0\u3084RA\u3092\u914d\u4fe1\u3059\u308b\u30eb\u30fc\u30bf\u8a2d\u5099\u304cVNE\u4e8b\u696d\u8005\u5074\u3067\u306f\u306a\u304fNTT\u306eFLET'S\u5074\u306e\u8a2d\u5099\u3067\u884c\u308f\u308c\u3066\u3044\u308b\u306e\u3067\u3001VNE\u4e8b\u696d\u8005\u5074\u3067\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u3044\u305f\u3081\u3060\uff0e\u3053\u306e\u305f\u3081\u3001VNE\u4e8b\u696d\u8005\u5074\u304cMAP\u30eb\u30fc\u30eb\u914d\u4fe1\u30b5\u30fc\u30d0\u3092\u5225\u9014\u7528\u610f\u3057\u3066\u3001\u3053\u306e\u30b5\u30fc\u30d0\u304b\u3089\u30de\u30c3\u30d7\u30eb\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u4ed5\u7d44\u307f\u306b\u306a\u3063\u3066\u3044\u308b\uff0e<\/p>\r\n NTT\u8b39\u88fd\u306e\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3067\u306f\u3001\u30d5\u30ec\u30c3\u30c4\u30fb\u30b8\u30e7\u30a4\u30f3\u30c8<\/a>\u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u304c\u3042\u3063\u3066\u3001MAP-E\u306a\u3069\u306e\u8a2d\u5b9a\u304c\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u5074\u3067\u81ea\u52d5\u3067\u8a2d\u5b9a\u3055\u308c\u308b\u3088\u3046\u3060\u304c\u3001\u3053\u306e\u6a5f\u80fd\u3092\u4f7f\u3046\u3068\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u914d\u4e0b\u306b\u8a2d\u7f6e\u3057\u305f\u30e6\u30fc\u30b6\u306e\u30eb\u30fc\u30bf\u3067MAP-E\u306b\u3088\u308b\u63a5\u7d9a\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u3088\u3046\u3060\uff0e\uff08\u300e\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304b\u3089UNI\u51fa\u3057\u3092\u3057\u305f\u3089MAP-E\u304c\u52d5\u304b\u306a\u304b\u3063\u305f\u8a71<\/a>\u300f\uff1a RyotaK's Blog \uff09<\/p>\r\n VNE\u4e8b\u696d\u8005\u5074\u3067\u306f\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30d5\u30ec\u30c3\u30c4\u30fb\u30b8\u30e7\u30a4\u30f3\u30c8\u306b\u3088\u308b\u81ea\u52d5\u8a2d\u5b9a\u30e2\u30fc\u30c9\u3067\u30de\u30c3\u30d7\u30eb\u30fc\u30eb\u3092\u914d\u4fe1\u3059\u308b\u4ed5\u69d8\u306b\u306a\u3063\u3066\u3044\u308b\u3089\u3057\u304f\u3001\u3053\u306e\u8a2d\u5b9a\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u3001\u5e02\u8ca9\u306e\u30eb\u30fc\u30bf\u304cVNE\u4e8b\u696d\u8005\u306e\u30de\u30c3\u30d7\u30eb\u30fc\u30eb\u30b5\u30fc\u30d0\u306eAPI\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066MAP-E\u306e\u30eb\u30fc\u30eb\u60c5\u5831\u3092\u53d6\u5f97\u3059\u308b\u969b\u306b\u30a8\u30e9\u30fc\u3068\u306a\u3063\u3066\u53d6\u5f97\u3067\u304d\u306a\u304f\u306a\u308b\u3068\u3044\u3046\u3053\u3068\u3089\u3057\u3044\uff0e<\/p>\r\n \u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3067\u306e\u81ea\u52d5\u8a2d\u5b9a\u3092\u884c\u308f\u306a\u3044\u3088\u3046\u306b\u8a2d\u5b9a\u3092\u5207\u308a\u66ff\u3048\u308b\u306b\u306fVNE\u4e8b\u696d\u8005\u5074\u306e\u8a2d\u5b9a\u5909\u66f4\u304c\u5fc5\u8981\u306b\u306a\u308b\u306e\u3067\u3001I.S.P.\u3092\u901a\u3058\u3066VNE\u4e8b\u696d\u8005\u306b\u8a2d\u5b9a\u5909\u66f4\u3092\u4f9d\u983c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\uff0een\u3072\u304b\u308a\u3055\u3093\u3067\u306f\u3053\u306e\u8a2d\u5b9a\u5909\u66f4\u306e\u624b\u6570\u6599\u306f2,200\u5186\u639b\u304b\u308b\u306e\u3067\u3001\u81ea\u524d\u306e\u30eb\u30fc\u30bf\u3067IPoE\u7cfb\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306b\u306f\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u5229\u7528\u3092\u907f\u3051\u305f\u65b9\u304c\u826f\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n \u304b\u3082\u3081\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8<\/a>\u306ev6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306e\u7533\u3057\u8fbc\u307f\u753b\u9762\u3067\u306f\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304b\u81ea\u524d\u306ev6\u30d7\u30e9\u30b9\u5bfe\u5fdc\u30eb\u30fc\u30bf\u306e\u3069\u3061\u3089\u304b\u3092\u9078\u629e\u3059\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u9078\u629e\u3057\u305f\u5834\u5408\u306f\u3001\u914d\u4e0b\u306b\u63a5\u7d9a\u3057\u305f\u81ea\u524d\u306e\u30eb\u30fc\u30bf\u3067\u306eMAP-E\u63a5\u7d9a\u306f\u3067\u304d\u306a\u304f\u306a\u308b\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3060\uff0e<\/p>\r\n NTT\u304c\u5909\u3066\u3053\u308a\u3093\u306a\u4ed5\u69d8\u306e\u4e2d\u9014\u534a\u7aef\u306a\u30b5\u30fc\u30d3\u30b9\u3092\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u306b\u62bc\u3057\u4ed8\u3051\u3088\u3046\u3068\u3059\u308b\u306e\u306f\u56f0\u3063\u305f\u3082\u306e\u3060\uff0eNTT\u306f\u571f\u7ba1\u3084\u3055\u3093\u306b\u5fb9\u3057\u3066\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u3088\u3046\u306a\u4f59\u8a08\u306a\u304a\u7bc0\u4ecb\u30eb\u30fc\u30bf\u3092\u30e6\u30fc\u30b6\u306b\u62bc\u3057\u4ed8\u3051\u308b\u3053\u3068\u3092\u8f9e\u3081\u308b\u3079\u304d\u3060\uff0eNTT\u304c\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u306b\u63d0\u4f9b\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u306f\u3069\u308c\u3082\u3053\u308c\u3082\u9177\u3044\u3082\u306e\u3070\u304b\u308a\u3067\u3001\u5168\u304f\u4f7f\u3044\u7269\u306b\u306a\u3089\u306a\u3044\u306e\u306f\u8a00\u3046\u307e\u3067\u3082\u306a\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n \u79c1\u306f\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u4e00\u5ea6\u3082\u5c0e\u5165\u3057\u305f\u3053\u3068\u304c\u306a\u3044\u306e\u3067\u3001\u5b9f\u969b\u306bONU\u3068\u81ea\u524d\u306e\u30eb\u30fc\u30bf\u306e\u9593\u306b\u5165\u308c\u308b\u3068\u3069\u306e\u3088\u3046\u306a\u632f\u308b\u821e\u3044\u3092\u3059\u308b\u306e\u304b\u304c\u826f\u304f\u308f\u304b\u3089\u306a\u3044\u304c\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c\u9593\u306b\u4ecb\u5728\u3059\u308b\u3068\u304b\u306a\u308a\u5384\u4ecb\u306a\u30c8\u30e9\u30d6\u30eb\u306b\u898b\u821e\u308f\u308c\u308b\u3053\u3068\u306f\u9593\u9055\u3044\u306a\u3044\u3088\u3046\u3060\uff0e<\/p>\r\n YAMAHA\u306eNVR\u30b7\u30ea\u30fc\u30ba\u3092\u7528\u3044\u308b\u3068NVR\u5358\u4f53\u3067\u3082\u3072\u304b\u308a\u96fb\u8a71\u3082\u4f7f\u3048\u308b\u306e\u3067\u3001\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304c\u7121\u304f\u3066\u3082MAP-E\u3084\u56fa\u5b9aIP\u30b5\u30fc\u30d3\u30b9\u306a\u3069\u3092NVR\u3060\u3051\u3067\u3067\u7c21\u5358\u306b\u5229\u7528\u53ef\u80fd\u306b\u306a\u308b\uff0e\u305f\u3060\u3001YAMAHA\u306eNVR\u30b7\u30ea\u30fc\u30ba\u306fNEC\u306eIX\u30b7\u30ea\u30fc\u30ba\u3068\u8f03\u3079\u308b\u3068\u3001\u6a5f\u80fd\u304c\u8ca7\u5f31\u3067\u6211\u304c\u5bb6\u306e\u30e1\u30a4\u30f3\u30eb\u30fc\u30bf\u3068\u3057\u3066\u306f\u7d04\u4e0d\u8db3\u3060\u3063\u305f\u306e\u3067\u3001ONU <--> IX-2215 <--> NVR <--> \u30a2\u30ca\u30ed\u30b0\u96fb\u8a71\u3000\u3068\u3044\u3046\u69cb\u6210\u3067\u3072\u304b\u308a\u96fb\u8a71\u3092\u5229\u7528\u3057\u3066\u3044\u305f\u3053\u3068\u304c\u3042\u308b\uff0e<\/p>\r\n NVR\u306e\u4ee3\u308f\u308a\u306b\u3000ONU <--> IX-2215 <--> HGW <--> \u30a2\u30ca\u30ed\u30b0\u96fb\u8a71\u3000\u306e\u3088\u3046\u306a\u69cb\u6210\u3082\u53ef\u80fd\u306a\u3088\u3046\u3060\u304c\u3001IX-2215\u5074\u3067 HGW\u306b\u5bfe\u3057\u3066DHCPv6\u3092\u7528\u3044\u3066\u3072\u304b\u308a\u96fb\u8a71\u63a5\u7d9a\u306e\u305f\u3081\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306e\u3067\u3001\u305d\u306e\u305f\u3081\u306b\u304b\u306a\u308a\u9762\u5012\u3067\u624b\u9593\u306e\u639b\u304b\u308b\u4f5c\u696d\u304c\u5fc5\u8981\u306b\u306a\u308b\uff0e<\/p>\r\n IX-2215\u306eDHCPv6\u30b5\u30fc\u30d0\u6a5f\u80fd\u3067\u306f\u3072\u304b\u308a\u96fb\u8a71\u63a5\u7d9a\u306e\u305f\u3081\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u60c5\u5831\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u5225\u9014\u81ea\u524d\u306eDHCPv6\u30b5\u30fc\u30d0\u3092\u7acb\u3066\u3066\u3001\u3072\u304b\u308a\u96fb\u8a71\u306b\u95a2\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u60c5\u5831\u3092\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u6e21\u3057\u3066\u3042\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u3088\u3046\u3060\uff0e\uff08\u8a73\u7d30\u306f\u3001\u300eIX2215\u76f4\u4e0b\u306bHGW\u3092\u7f6e\u3044\u3066\u3072\u304b\u308a\u96fb\u8a71\u3092\u3059\u308b\u30102024\u5e74\u590f\u7248\u3011<\/a>\u300f\u3092\u53c2\u7167\u3057\u3066\u6b32\u3057\u3044\uff09<\/p>\r\n \u81ea\u524d\u306e\u30eb\u30fc\u30bf\u3067\u307e\u3068\u3082\u306aIPv6\/IPv4\u30c7\u30e5\u30a2\u30eb\u30b9\u30bf\u30c3\u30af\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u7d44\u307f\u305f\u3051\u308c\u3070\u3001\u9593\u9055\u3063\u3066\u3082\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u81ea\u524d\u306e\u30eb\u30fc\u30bf\u306e\u524d\u306b\u63a5\u7d9a\u3057\u3066\u306f\u3044\u3051\u306a\u3044\uff0e\u6b63\u4f53\u4e0d\u660e\u306e\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u4ed5\u69d8\u3084\u632f\u308b\u821e\u3044\u306b\u60a9\u307e\u3055\u308c\u308b\u3053\u3068\u306b\u306a\u308b\u3060\u308d\u3046\uff0e\u5371\u3046\u304d\u306b\u8fd1\u5bc4\u3089\u305a\uff01\uff01\uff01<\/p>\r\n NTT\u306eFLET\u2019S\u306e\u74b0\u5883\u3067\u306fDHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u7528\u3044\u305fMAP\u30eb\u30fc\u30eb\u60c5\u5831\u53d6\u5f97\u306f\u76f4\u3050\u306b\u306f\u5b9f\u73fe\u3057\u305d\u3046\u306b\u306a\u3044\u304c\u3001NURO\u5149\u306a\u3069\u3067\u3082MAP-E\u5316\u304c\u9032\u3093\u3067\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001DHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u7528\u3044\u305fMAP\u30eb\u30fc\u30eb\u60c5\u5831\u306e\u53d6\u5f97\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3001\"DHCPv6 Options for Configuration of Softwire Address and Port-Mapped Clients\" (RFC 7598)\u306e\u5185\u5bb9\u3092\u3056\u3063\u3068\u773a\u3081\u3066\u307f\u308b\u3053\u3068\u306b\u3059\u308b\uff0e<\/p>\r\n RFC 7598\u306fIETF\u306e Softwire Working Group \u306b\u3088\u3063\u3066\u4f5c\u6210\u3055\u308c\u305f\u3082\u306e\u3067\u3001Softwire Working Group\u3067\u306f\u3001IP\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u6280\u8853\u3092\u7528\u3044\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7db2\u3092\u69cb\u7bc9\u3059\u308b\u624b\u6cd5\u306b\u53d6\u308a\u7d44\u3093\u3067\u3044\u308b\uff0e\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f \"Softwire46\" \u3068\u3044\u3046\u7528\u8a9e\u304c\u4f7f\u308f\u308c\u3066\u3044\u308b\u304c\u3001IPv6\u3078\u306e\u79fb\u884c\u306e\u305f\u3081\u306b\u3001IPv6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067IPv4\u63a5\u7d9a\u3092\u884c\u3046\u79fb\u884c\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306e\u7dcf\u79f0\u7684\u306a\u7528\u8a9e\u3060\u3068\u601d\u3048\u3070\u826f\u3044\u3060\u308d\u3046.<\/p>\r\n \u3053\u306eRFC 7598\u3067\u306f\u3001\u4e3b\u306b MAP-E (RFC 7597)\u3001\"Mapping of Address and Port using Translation\" (MAP-T : RFC 7599 )\u3001\"Lightweight 4over6\"\uff08lw4o6: RFC 7596) \u306b\u3064\u3044\u3066\u3001DHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u3057\u3066\u5b9f\u88c5\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a18\u3055\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n MAP-E\u3068MAP-T\u3067\u306f \"OPTION_S46_RULE\" \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3057\u3001lw4o6\u3067\u306f \"OPTION_S46_V4V6BIND\" \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3059\u308b\uff0e\u30e6\u30fc\u30b6\u5074\u306e\u30eb\u30fc\u30bf\u304c A+P \u30c9\u30e1\u30a4\u30f3\uff08MAP\u30c9\u30e1\u30a4\u30f3\uff09\u306e\u5916\u5074\u306e\u4e16\u754c\uff08\u4e16\u9593\u4e00\u822c\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff09\u3068\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u306f\u3001BR\u306e\u30a2\u30c9\u30ec\u30b9\u3084prefix\u304c\u5fc5\u8981\u3068\u306a\u308b\u304c\u3001\u3053\u306e\u60c5\u5831\u306f \"OPTION_S46_BR\" \u3092\u5229\u7528\u3059\u308b\uff0e<\/p>\r\n MAP-T \u3067\u306f \"OPTION_S46_DMR\" \u3068\u3044\u3046IPv6\u30a2\u30c9\u30ec\u30b9\u3068IPv4\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u3059\u308b\u305f\u3081\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u306b\u95a2\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5f93\u3048\u308b\uff0e\u3053\u306e\u4ed6\u306b\u3001\"OPTION_S46_PORTPARAMS\" \u3068\u3044\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\u304c\u6709\u308a\u3001\u30dd\u30fc\u30c8\u30bb\u30c3\u30c8\u306e\u30dd\u30fc\u30c8\u7bc4\u56f2\u3092\u6c7a\u3081\u308b\u305f\u3081\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u60c5\u5831\u3068\u3057\u3066\u7528\u3044\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e<\/p>\r\n \u3053\u308c\u3089\u306eDHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u9805\u76ee\u304c\u30e6\u30fc\u30b6\u5074\u306e\u30eb\u30fc\u30bf\u306b\u63d0\u4f9b\u3055\u308c\u308b\u3068\u3001\u30eb\u30fc\u30bf\u5074\u3067\u306fMAP-E\u95a2\u9023\u306e\u8a2d\u5b9a\u304c\u7c21\u5358\u306b\u306a\u308a\u3001\u30eb\u30fc\u30bf\u306e\u30b3\u30b9\u30c8\u3082\u4e0b\u304c\u308b\u3053\u3068\u3060\u308d\u3046\uff0eOpenWRT\u306a\u3069\u306e\u30d5\u30ea\u30fc\u306e\u30eb\u30fc\u30bf\u30bd\u30d5\u30c8\u3067\u3082\u3088\u308a\u7c21\u5358\u306bMAP-E\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u53ef\u80fd\u3068\u306a\u308b\u3060\u308d\u3046\uff0e<\/p>\r\n \u73fe\u72b6\u3067\u306f\u3001\u30a2\u30af\u30bb\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u3057\u3066FLET'S\u3092\u4f7f\u308f\u3056\u308b\u8ca0\u3048\u306a\u3044\u306e\u3067\u3001\u3053\u308c\u3089\u306eDHCPv6\u30aa\u30d7\u30b7\u30e7\u30f3\u304cNTT\u5074\u304b\u3089\u63d0\u4f9b\u3055\u308c\u308b\u898b\u8fbc\u307f\u306f\u8584\u3044\u304c\u3001VNE\u4e8b\u696d\u8005\u304b\u3089\u306eIPV6\u30a2\u30c9\u30ec\u30b9\u306e\u6255\u3044\u51fa\u3057\u3092NTT\u306e\u8a2d\u5099\u304c\u8acb\u3051\u8ca0\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u540c\u69d8\u306a\u4ed5\u7d44\u307f\u3067DHCPv6\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u6255\u3044\u51fa\u3057\u3082\u5b9f\u73fe\u53ef\u80fd\u3060\u308d\u3046\uff0e<\/p>\r\n \u73fe\u72b6\u3067\u3001\u65e5\u672c\u306eMAP-E\u30b5\u30fc\u30d3\u30b9\u304cDHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3057\u305fMAP\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u306a\u3044\u306e\u3067\u3001\u5e02\u8ca9\u306e\u30eb\u30fc\u30bf\u3067\u3082\u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3057\u305f\u3082\u306e\u306f\u307e\u3060\u306a\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u601d\u3046\uff0eNEC\u306eIX\u30eb\u30fc\u30bf\u306e\u6a5f\u80fd\u8aac\u660e\u66f8\u3092\u898b\u308b\u9650\u308a\u3001\u307e\u3060\u3053\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u5b9f\u88c5\u3055\u308c\u3066\u3044\u306a\u304b\u3063\u305f\uff0e<\/p>\r\n \u7dcf\u52d9\u7701\u304c2015\u5e74\u306b\u51fa\u3057\u305f\u300eIPv4 \u30a2\u30c9\u30ec\u30b9\u306e\u67af\u6e07\u6642\u306b\u751f\u3058\u308b\u8af8\u8ab2\u984c\u306b\u9069\u5207\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306e\u624b\u9806\u66f8 (Vol. 2)\u300f<\/a>\u3068\u3044\u3046\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304c\u516c\u958b\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u4e3b\u306bI.S.P.\u3084VNE\u4e8b\u696d\u8005\u3001\u30eb\u30fc\u30bf\u6a5f\u5668\u30e1\u30fc\u30ab\u306a\u3069\u304c IPv4 over IPv6 \u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3084\u30ad\u30e3\u30ea\u30a2\u30b0\u30ec\u30fc\u30c9NAT\u306a\u3069\u306e\u5b9f\u88c5\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8ff0\u3079\u3089\u308c\u3066\u3044\u308b\uff0e<\/p>\r\n \u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u8aad\u3080\u3068DS-Lite\u3084MAP-E\u306a\u3069\u304c\u3069\u306e\u3088\u3046\u306b\u5b9f\u88c5\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u3092\u77e5\u308b\u624b\u639b\u308a\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\u3001\u4e00\u5ea6\u76ee\u3092\u901a\u3057\u3066\u304a\u304f\u3068\u826f\u3044\u3060\u308d\u3046\uff0eDS-Lite\u3084MAP-E\u3067\u554f\u984c\u3068\u306a\u308b\u3001TCP-MSS\u30b5\u30a4\u30ba\u306e\u5024\u306e\u8a2d\u5b9a\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\uff0e\uff08 3.1.6 \u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u51e6\u7406\u6642\u306e\u6700\u5927 IPv6 \u30d1\u30b1\u30c3\u30c8\u30b5\u30a4\u30ba\u306e\u8a2d\u5b9a p.p. 39-41 ) <\/p>\r\n IPv6\u901a\u4fe1\u7d4c\u8def\u304cMTU=1,500\u3067\u901a\u4fe1\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001MAP-E, DS-Lite\u306e\u5834\u5408\u306b\u306fTCP MSS\u30aa\u30d7\u30b7\u30e7\u30f3\u3092 1,420 \u30aa\u30af\u30c6\u30c3\u30c8\u306b\u8a2d\u5b9a\u3059\u308b\u306e\u304c\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u3092\u56de\u907f\u3057\u3066\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u4e0a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u3060\uff0e<\/p>\r\n \u65e5\u672c\u306e\u4ee3\u8868\u7684\u306aVNE\u4e8b\u696d\u8005\u304c\u6240\u6709\u3059\u308bIPv6prefix\u306e\u7bc4\u56f2\u3092\u8abf\u3079\u3066\u307f\u305f\uff0eNTT\u6771\u897f\u306fVNE\u4e8b\u696d\u8005\u3068\u306f\u8a00\u3048\u306a\u3044\u304c\u3001\u3053\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u3066\u4e00\u5fdc\u30e6\u30fc\u30b6\u5411\u3051\u30b5\u30fc\u30d3\u30b9\u3092\u884c\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u4e00\u7dd2\u306b\u8f09\u305b\u3066\u304a\u304f\uff0e<\/p>\r\n OpenWRT\u95a2\u9023\u306e\u60c5\u5831\u3092\u62fe\u3044\u96c6\u3081\u3066\u3044\u305f\u3089\u3001\u6687\u4eba\u3055\u3093\u306e\u300e\u6687\u4e8b\uff1aOpenWrt\u3092\u4f7f\u7528\u3057\u305fv6\u30d7\u30e9\u30b9\u3068\u56fa\u5b9aIP\u300f<\/a>\u3068\u3044\u3046\u8a18\u4e8b\u5185\u306b\u3001\u65e5\u672c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u5354\u4f1a\u304c\u63d0\u5531\u3059\u308b\u300eIPv6\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u306e\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f \u3010\u7b2c1.2\u7248\u3011\u300f<\/a>\u3068\u3044\u3046\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3078\u306e\u30ea\u30f3\u30af\u304c\u8f09\u3063\u3066\u3044\u305f\uff0e<\/p>\r\n \u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3001\u73fe\u72b6\u306eVNE\u4e8b\u696d\u8005\u6bce\u306b\u7570\u306a\u308bIPv4 over IPv6\u65b9\u5f0f\u306e\u9055\u3044\u3084\u5b9f\u88c5\u65b9\u6cd5\u304c\u30d0\u30e9\u30d0\u30e9\u306a\u305f\u3081\u306b\u3001\u30eb\u30fc\u30bf\u6a5f\u5668\u306e\u958b\u767a\u3084\u30e6\u30fc\u30b6\u30b5\u30dd\u30fc\u30c8\u306a\u3069\u306b\u591a\u5927\u306a\u8cbb\u7528\u3068\u52b4\u529b\u304c\u639b\u304b\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u308c\u3092\u4f55\u3068\u304b\u89e3\u6d88\u3057\u305f\u3044\u3068\u3044\u3046\u76ee\u7684\u3067\u7b56\u5b9a\u3055\u308c\u305f\u3082\u306e\u3067\u3001VNE\u4e8b\u696d\u8005\u3068\u30eb\u30fc\u30bf\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u5074\u304c\u4eca\u5f8c\u306f\u3053\u306e\u4ed5\u69d8\u306b\u5408\u308f\u305b\u3066\u5b9f\u88c5\u3057\u3066\u884c\u304d\u307e\u3057\u3087\u3046\u3068\u3044\u3046\u5185\u5bb9\u306e\u3082\u306e\u3060\uff0e<\/p>\r\n \u65e2\u306b\u30eb\u30fc\u30bf\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u306fVNE\u4e8b\u696d\u8005\u306e\u72ec\u81ea\u306e\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u5408\u308f\u305b\u3066\u5b9f\u88c5\u3057\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u76f4\u3050\u306b\u3053\u306e\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u79fb\u884c\u3059\u308b\u3068\u306f\u601d\u3048\u306a\u3044\u304c\u3001\u3053\u308c\u304b\u3089\u53c2\u5165\u3059\u308bVNE\u4e8b\u696d\u8005\u3084I.S.P.\u4e8b\u696d\u8005\u306f\u3053\u306e\u4ed5\u69d8\u306b\u6cbf\u3063\u305f\u5b9f\u88c5\u304c\u5f90\u3005\u306b\u9032\u3093\u3067\u3044\u308b\u3088\u3046\u3060\uff0e<\/p>\r\n JANOG<\/a>\u306e\u30da\u30fc\u30b8\u306b\u300e\u3053\u308c\u304b\u3089\u306eIPv4 over IPv6\u306e\u8a71\u3092\u3057\u3088\u3046\u300f<\/a>\u3068\u3044\u3046\u30bf\u30a4\u30c8\u30eb\u3067\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306e\u7b56\u5b9a\u306b\u643a\u308f\u3063\u305f\u5f53\u4e8b\u8005\u5074\u304b\u3089\u306e\u80cc\u666f\u8aac\u660e\u8cc7\u6599\u304c\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u76ee\u3092\u901a\u3057\u3066\u304a\u304f\u3068\u826f\u3044\u3060\u308d\u3046\uff0e<\/p>\r\n \u30bd\u30d5\u30c8\u30d0\u30f3\u30af\u7cfb\u5217\u306e BBIX \u304c\u63d0\u4f9b\u3059\u308bVNE\u30b5\u30fc\u30d3\u30b9\u306b OCX\u5149 v6IX \u3068\u3044\u3046\u30b5\u30fc\u30d3\u30b9\u304c\u3042\u308b\u304c\u3001\u3053\u3061\u3089\u306eIPv4 over IPv6\u65b9\u5f0f\u306f\u3001MAP-E\u3084DS-Lite\u3067\u306f\u306a\u304fipip\u65b9\u5f0f\u306a\u306e\u3067MAP-E\u3084DS-Lite\u306e\u3088\u3046\u306a\u30dd\u30fc\u30c8\u6570\u4e0d\u8db3\u554f\u984c\u3084IP\u30a2\u30c9\u30ec\u30b9\u306e\u5171\u6709\u306b\u3088\u308b\u30c8\u30e9\u30d6\u30eb\u306e\u5fc3\u914d\u306f\u306a\u3044\u304c\u3001\u6cd5\u4eba\u5411\u3051\u306e\u30b5\u30fc\u30d3\u30b9\u306a\u306e\u3067\u4e00\u822c\u5bb6\u5ead\u3067\u306e\u5c0e\u5165\u306f\u96e3\u3057\u3044\u304b\u3082\u3057\u308c\u306a\u3044\uff0e<\/p>\r\n OCX\u5149\u306e\u6280\u8853\u60c5\u5831<\/a>\u306b\u300eIPv4 over IPv6\u306e\u63a5\u7d9a\u306e\u4ed5\u69d8\u300f\u304c\u8f09\u3063\u3066\u304a\u308a\u3001v6plus\u3084Transix\u306e\u56fa\u5b9aIP\u30b5\u30fc\u30d3\u30b9\u3068\u540c\u3058ipip\u65b9\u5f0f\u3067\u3042\u308b\u3053\u3068\u304c\u5224\u308b\uff0e<\/p>\r\n \u3053\u306e\u30da\u30fc\u30b8\u306e\u4e2d\u306b\u300e\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u3064\u3044\u3066\u300f\u306e\u8a18\u8ff0\u304c\u3042\u308a\u3001\u201dIPv4 over IPv6\u63a5\u7d9a\u306b\u5fc5\u8981\u306a\u60c5\u5831\u306f\u300cIPv6 \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u306e\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u300d\uff08HB46PP\uff09\u3067\u3082\u53d6\u5f97\u3067\u304d\u307e\u3059\u201d\u3000\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001OCX\u5149 v6IX \u306f\u73fe\u6642\u70b9\u3067\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u6570\u5c11\u306a\u3044VNE(I.S.P.)\u4e8b\u696d\u8005\u306e\u4e00\u3064\u306e\u3088\u3046\u3060\uff0e\u4ed6\u306b\u306fBIGLOBE IPv6\u30b5\u30fc\u30d3\u30b9\uff08IPIP\uff09<\/a>\u3082\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3088\u3046\u3060\u304c\u3001\u3053\u3061\u3089\u3082\u30d3\u30b8\u30cd\u30b9\u7cfb\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u4e00\u822c\u5bb6\u5ead\u30e6\u30fc\u30b6\u5411\u3051\u3067\u306f\u306a\u3044\u3088\u3046\u3060\uff0e<\/p>\r\n \u30fb\u300eBIGLOBE\u304cIPv6\u79fb\u884c\u4fc3\u9032\u306b\u5411\u3051\u3066\u300c\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u300d\u3092\u5c0e\u5165\u300f<\/a>\u3000(\u30d3\u30c3\u30b0\u30ed\u30fc\u30d6 News\uff09<\/p>\r\n \u4e00\u822c\u5bb6\u5ead\u5411\u3051\u306e\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001ASAHI\u30cd\u30c3\u30c8\u306e \"IPv4 over IPv6\u63a5\u7d9a\uff08DS-Lite\uff09\"<\/a>\u30b5\u30fc\u30d3\u30b9\u304c\u73fe\u6642\u70b9\u3067\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u6a21\u69d8\uff0eASAHI\u30cd\u30c3\u30c8\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306b\u306f\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u95a2\u3059\u308b\u8a00\u53ca\u304c\u306a\u3055\u308c\u3066\u3044\u306a\u3044\u304c\u3001\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u5bfe\u5fdc\u3057\u305f\u30eb\u30fc\u30bf\u6a5f\u5668\u306e\u5834\u5408\u306f\u30e6\u30fc\u30b6\u5074\u3067\u306f\u81ea\u52d5\u3067\u63a5\u7d9a\u8a2d\u5b9a\u304c\u884c\u308f\u308c\u308b\u3088\u3046\u3060\uff0e<\/p>\r\n \u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u30b5\u30fc\u30d0\u304b\u3089\u306e\u5fdc\u7b54\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306aJSON\u5f62\u5f0f\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\u3001\u3053\u306e\u65b9\u5f0f\u306a\u3089\u30e6\u30fc\u30b6\u5074\u306eC.P.E.\u3067\u306e\u5b9f\u88c5\u306f\u304b\u306a\u308a\u697d\u306a\u7269\u306b\u306a\u308a\u305d\u3046\u306a\u611f\u3058\u3060\uff0e<\/p>\r\n \u5bfe\u5fdcCPE\u7b49\u4e00\u89a7<\/a>\u306e\u30da\u30fc\u30b8\u304b\u3089\u3001\u3053\u306e\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\uff08HB46PP\uff09\u306b\u5bfe\u5fdc\u53ef\u80fd\u306a\u30eb\u30fc\u30bf\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\uff0e\u73fe\u6642\u70b9\u3067\u306f\u3001 \u610f\u5916\u306b\u30eb\u30fc\u30bf\u30fc\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u5074\u306e\u5bfe\u5fdc\u306f\u9032\u3093\u3067\u3044\u308b\u3088\u3046\u3060\uff0e<\/p>\r\n
\r\n
\r\nMAP-E\u306e\u6982\u8981<\/h4>\r\n
\r\n![\"v6Plus](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/v6Plus-MAP-E.png\")
\r\n
\r\nJPIX v6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\uff08MAP-E\u65b9\u5f0f\uff09\u306e\u5229\u7528\u30a4\u30e1\u30fc\u30b8<\/span>\r\n
\r\n<\/div>\r\n
\r\n
\r\n
\r\n
\r\n\u3000\u30fbv6\u30d7\u30e9\u30b9\u5bfe\u5fdc\u88fd\u54c1\u958b\u767a\u30ac\u30a4\u30c9<\/a>\u3000https:\/\/www.jpix.ad.jp\/files\/developer_guide_v6plus_v1.3.pdf\u3000
\r\n
\r\n\u3000\u30fb\u300cv6\u30d7\u30e9\u30b9\u300d\u56fa\u5b9aIP\u30b5\u30fc\u30d3\u30b9\u5bfe\u5fdc\u88fd\u54c1\u958b\u767a\u30ac\u30a4\u30c9<\/a>
\r\n
\r\n
\r\n\u30e6\u30fc\u30b6\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u30dd\u30fc\u30c8\u3092\u6c7a\u3081\u308b\u4ed5\u7d44\u307f<\/h5>\r\n
\r\n
\r\n
\r\n
\r\n![\"Bit](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/BitRepresentationOfPortNumber.png\")
\r\n
\r\n16bits\u306e\u6574\u6570\u3067\u8868\u3055\u308c\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u5185\u90e8\u69cb\u6210<\/span>\r\n
\r\n<\/div>\r\n
\r\n
\r\n
\r\n
\r\n
\r\n
\r\n
\r\nMAP-E\u306e\u30e6\u30fc\u30b6\u5074\u306eIPv6\u30c8\u30f3\u30cd\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u69cb\u9020<\/h5>\r\n
\r\n
\r\n
\r\n
\r\n![\"MAP-E](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/MAP-IPv6-Address-Scheme.png\")
\r\n
\r\nMAP-E\u3067\u306e\u30e6\u30fc\u30b6\u5074IPV6\u30c8\u30f3\u30cd\u30eb\u7d42\u7aef\u30a2\u30c9\u30ec\u30b9\u306e\u69cb\u9020<\/span>\r\n
\r\n<\/div>\r\n
\r\n
\r\n
\r\n
\r\n
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\r\n![\"MAP-E](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/MAP-IPv6-Address-Exsample.png\")
\r\n
\r\nMAP-E\u306eIPv4\u30a2\u30c9\u30ec\u30b9\u3068PSID\u306e\u8a08\u7b97\u4f8b<\/span>\r\n
\r\n<\/div>\r\n
\r\nMAP-E\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u3092\u5f97\u308b\u306b\u306f\u3069\u306e\u3088\u3046\u306b\u3057\u305f\u3089\u826f\u3044\u306e\u3060\u308d\u3046\u304b\uff1f<\/h4>\r\n
\r\n
\r\n
\r\n
\r\n
\r\n![\"v6plus](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/v6plus-sequence.png\")
\r\n
\r\nv6\u30d7\u30e9\u30b9\u306e\u30eb\u30fc\u30bf\u63a5\u7d9a\u306e\u6d41\u308c<\/span>\r\n
\r\n<\/div>\r\n
\r\n
\r\n
\r\n\r\n
\r\nip route default Tunnel0.0\r\nip dhcp enable\r\n!\r\nipv6 dhcp enable\r\n!\r\nproxy-dns ip enable\r\nproxy-dns ip request both\r\n!\r\nip dhcp profile dhcpv4-sv\r\n dns-server 192.168.1.1\r\n!\r\nipv6 dhcp client-profile dhcpv6-cl\r\n option-request dns-servers\r\n ia-pd subscriber GigaEthernet1.0 ::\/64 eui-64\r\n!\r\nipv6 dhcp server-profile dhcpv6-sv\r\n dns-server dhcp\r\n!\r\ninterface GigaEthernet0.0\r\n no ip address\r\n ipv6 enable\r\n ipv6 traffic-class tos 0\r\n ipv6 autoselect enable\r\n ipv6 autoselect ra-delay 0\r\n ipv6 dhcp client dhcpv6-cl\r\n ipv6 nd proxy GigaEthernet1.0\r\n no shutdown\r\n!\r\ninterface GigaEthernet1.0\r\n ip address 192.168.1.1\/24\r\n ip dhcp binding dhcpv4-sv\r\n ipv6 enable\r\n ipv6 dhcp server dhcpv6-sv\r\n ipv6 nd ra enable\r\n ipv6 nd ra other-config-flag\r\n no shutdown\r\n!\r\ninterface Tunnel0.0\r\n tunnel mode map-e\r\n ip address map-e\r\n ip tcp adjust-mss auto\r\n ip napt enable\r\n no shutdown\r\n\r\n<\/code>\r\n<\/pre>\r\n
\r\n
\r\n
\r\n\r\n
\r\n\r\n[ OCN\u30d0\u30fc\u30c1\u30e3\u30eb\u30b3\u30cd\u30af\u30c8 ]\r\ninterface Tunnel0.0\r\n tunnel mode map-e ocn\r\n ip address map-e\r\n ip tcp adjust-mss auto\r\n ip napt enable\r\n no shutdown\r\n!\r\n\r\n[ BIGLOBE IPv6\u30aa\u30d7\u30b7\u30e7\u30f3 ]\r\ninterface Tunnel0.0\r\n tunnel mode map-e\r\n ip address map-e\r\n ip tcp adjust-mss auto\r\n ip napt enable\r\n no shutdown\r\n!\r\n\r\n<\/code>\r\n<\/pre>\r\n
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\r\n
\r\n
\r\n\r\n
\r\n\r\nipv6 dhcp client-profile dhcpv6pd-client\r\n option-request dns-servers\r\n option-request ntp-servers\r\n ia-pd subscriber GigaEthernet2:1.1 ::fe\/64\u3000\u3000\u3000<=== GigaEthernet2:1.1\u306b\u8a2d\u5b9a\u3059\u308bIPv6\u30a2\u30c9\u30ec\u30b9\r\n ...\r\n! \r\n ...\r\n \r\ninterface GigaEthernet2:1.1\r\n description v6plus-mape\r\n encapsulation dot1q 200 tpid 8100\r\n auto-connect\r\n ip address 172.25.200.254\/24\r\n ip dhcp binding vlan200profile\r\n ipv6 enable\r\n ipv6 dhcp server dhcpv6pd-sv200\r\n ipv6 nd ra enable\r\n ipv6 nd ra other-config-flag\r\n shutdown\r\n! \r\n\r\n ...\r\n \r\ninterface Tunnel0.0\r\n description JPIX v6plus MAP-E\r\n tunnel mode map-e\r\n ip address map-e\r\n ip tcp adjust-mss auto\r\n ip napt enable\r\n no shutdown\r\n! \r\n<\/code>\r\n<\/pre>\r\n
\r\n
\r\n\r\n
\r\n\r\nInterface GigaEthernet0.0 is up, line protocol is up\r\n Global address(es):\r\n 240b:xxxx:xx6c:f400:: prefixlen 56 anycast <=== DHCPv6-PD\u306b\u3088\u308a\u5272\u308a\u632f\u3089\u308c\u305f IPv6 prefix\r\n Link-local address(es):\r\n fe80::260:b9ff:fee2:4624 prefixlen 64\r\n fe80:: prefixlen 64 anycast\r\n\r\n\u3000 ...\r\n\r\nInterface GigaEthernet2:1.1 is up, line protocol is up <=== MAP-E IPv6\u30c8\u30f3\u30cd\u30eb\u3092\u5f35\u308b\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\r\n Global address(es):\r\n 240b:xxxx:xx6c:f400::fe prefixlen 64\u3000\u3000\u3000\u3000\u3000<=== GigaEthernet2:1.1\u306b\u8a2d\u5b9a\u3055\u308c\u305fIPv6\u30a2\u30c9\u30ec\u30b9\r\n Valid lifetime 14318, preferred lifetime 12518\r\n 240b:xxxx:xx6c:f400:6a:xxxx:6c00:f400 prefixlen 64\u3000<=== MAP-E\u30c8\u30f3\u30cd\u30eb\u7528\u306b\u81ea\u52d5\u8a2d\u5b9a\u3055\u308c\u305fIPv6\u30a2\u30c9\u30ec\u30b9\r\n 240b:xxxx:xx6c:f400:: prefixlen 64 anycast\r\n Link-local address(es):\r\n fe80::26a:fbff:fee2:4624 prefixlen 64\r\n fe80:: prefixlen 64 anycast\r\n\r\n ...\r\n \r\nix2215-01(config)# show map status <=== MAP-E\u306e\u72b6\u6cc1\u8868\u793a\u30b3\u30de\u30f3\u30c9\r\nTunnel interface: Tunnel0.0\r\n Vendor Name: JPIX\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000<=== VNE\u4e8b\u696d\u8005\u60c5\u5831\u304c\u5224\u5225\u3055\u308c\u3066\u3044\u308b\r\n Status: active\r\n Transport information:\r\n CE IPv4 address is 106.XX.YY.108\/32\u3000\u3000<=== MAP-E\u7528IPv4\u30a2\u30c9\u30ec\u30b9\r\n CE IPv6 address is 240b:xxxx:xx6c:f400:6a:xxxx:6c00:f400\/64\u3000\u3000<=== MAP-E\u7528IPv6\u30a2\u30c9\u30ec\u30b9\r\n NAPT translation port:\r\n 8000-8015, 12096-12111, 16192-16207\u3000\u3000\u3000<=== \u30e6\u30fc\u30b6\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u30dd\u30fc\u30c8\u306e\u7bc4\u56f2\r\n 20288-20303, 24384-24399, 28480-28495\r\n 32576-32591, 36672-36687, 40768-40783\r\n 44864-44879, 48960-48975, 53056-53071\r\n 57152-57167, 61248-61263, 65344-65359\r\n Request statistics:\r\n Last Request: -\r\n Last Update : -\r\n 0 request, 0 success, 0 failure\r\n\r\nix2215-01(config)# show int Tunnel0.0\u3000\u3000<=== MAP-E\u7528\u306e\u30c8\u30f3\u30cd\u30eb\u306e\u72b6\u6cc1\u8868\u793a\r\nInterface Tunnel0.0 is up\r\n Description: JPIX v6plus MAP-E\r\n Fundamental MTU is 1460 octets\r\n Current bandwidth 1G b\/s, QoS is disabled\r\n Datalink header cache type is ipv6-tunnel: 0\/0 (standby\/dynamic)\r\n IPv4 subsystem connected, physical layer is up, 0:02:04\r\n Dialer auto-connect is enabled\r\n Inbound call is enabled\r\n Outbound call is enabled\r\n Dial on demand restraint is disabled, 0 disconnect\r\n SNMP MIB-2:\r\n ifIndex is 1205\r\n Logical INTERFACE:\r\n Elapsed time after clear counters 0:02:25\r\n 1 packets input, 116 bytes, 0 errors\r\n 1 unicasts, 0 non-unicasts, 0 unknown protos\r\n 0 drops, 0 misc errors\r\n 1 output requests, 116 bytes, 0 errors\r\n 1 unicasts, 0 non-unicasts\r\n 0 overflows, 0 neighbor unreachable, 0 misc errors\r\n 1 link-up detected, 0 link-down detected\r\n Encapsulation TUNNEL:\r\n Tunnel mode is map-e\r\n Tunnel is ready\r\n Destination address is 2404:9200:225:100::64\u3000\u3000\u3000\u3000<=== JPIX MAP-E BR\u306e\u30a2\u30c9\u30ec\u30b9\r\n Source address is 240b:xxxx:xx6c:f400:6a:xxxxx:6c00:f400\r\n Nexthop address is fe80::d677:98ff:fe1c:6f53\r\n Outgoing interface is GigaEthernet0.0\r\n Interface MTU is 1460\r\n Path MTU is 1500\r\n NAPT translation port:\r\n 8000-8015, 12096-12111, 16192-16207\r\n 20288-20303, 24384-24399, 28480-28495\r\n 32576-32591, 36672-36687, 40768-40783\r\n 44864-44879, 48960-48975, 53056-53071\r\n 57152-57167, 61248-61263, 65344-65359\r\n Statistics:\r\n 1 packets input, 116 bytes, 0 errors\r\n 1 packets output, 116 bytes, 0 errors\r\n Received ICMP messages:\r\n 0 errors\r\nix2215-01(config)# \r\n<\/code>\r\n<\/pre>\r\n
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\r\n![\"v6plus](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/v6plus-Example.png\")
\r\nJPIX v6\u30d7\u30e9\u30b9\u306eMAP-E\u30b5\u30fc\u30d3\u30b9\u3067\u306eIPv6\u30c8\u30f3\u30cd\u30eb\u30a2\u30c9\u30ec\u30b9\u306e\u30de\u30c3\u30d4\u30f3\u30b0\u72b6\u6cc1<\/span>\r\n
\r\n<\/div>\r\n
\r\nMAP-E\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306fNTT\u306e\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u6ce8\u610f\uff01\uff01\uff01<\/h4>\r\n
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\r\n![\"](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/Witthout-HGW.png\")
\r\n
\r\nv6\u30d7\u30e9\u30b9\u30b5\u30fc\u30d3\u30b9\u306e\u7533\u3057\u8fbc\u307f\u753b\u9762\u3067\u306f\u30db\u30fc\u30e0\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u4f7f\u7528\u306e\u6709\u7121\u3092\u9078\u629e\u53ef\u80fd<\/span>\r\n
\r\n<\/div>\r\n
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\r\n
\r\nDHCPv6\u306b\u3088\u308bMAP\u30eb\u30fc\u30eb\u306e\u53d6\u5f97\u65b9\u6cd5\u306b\u3064\u3044\u3066<\/h4>\r\n
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\r\n![\"DHCPv6](\"https:\/\/y2tech.net\/blog\/wp-content\/uploads\/2025\/12\/DHCPv6-Options.png\")
\r\n
\r\nMAP-E\u3067\u7528\u3044\u3089\u308c\u308b\u30de\u30c3\u30d4\u30f3\u30b0\u30eb\u30fc\u30eb\u3092\u63d0\u4f9b\u3059\u308bDHCPv6\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u30d1\u30e9\u30e1\u30fc\u30bf<\/span>\r\n
\r\n<\/div>\r\n
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\r\n\r\n\r\n
\r\n\r\n 2.21.1 \u30b5\u30dd\u30fc\u30c8\u30e1\u30c3\u30bb\u30fc\u30b8\r\n\r\n IX2000\/IX3000 \u30b7\u30ea\u30fc\u30ba\u3067\u306f\u3001\u73fe\u5728\u4ee5\u4e0b\u306eDHCPv6 \u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\r\n\r\n \u2022 \u30e1\u30c3\u30bb\u30fc\u30b8\r\n \u27a2 Solicit (1)\r\n \u27a2 Advertise (2)\r\n \u27a2 Request (3)\r\n \u27a2 Renew (5)\r\n \u27a2 Rebind (6)\r\n \u27a2 Reply (7)\r\n \u27a2 Reconfigure (10)\r\n \u27a2 Information Request (11)\r\n\r\n \u2022 \u30aa\u30d7\u30b7\u30e7\u30f3\r\n \u27a2 Client Identifier (1)\r\n \u27a2 Server Identifier (2)\r\n \u27a2 Option Request Option (6)\r\n \u27a2 Preference (7)\r\n \u27a2 Elapsed Time (8)\r\n \u27a2 Status Code (13)\r\n \u27a2 Rapid Commit (14)\r\n \u27a2 Reconfigure Message (19)\r\n \u27a2 Reconfigure Accept (20)\r\n \u27a2 Domain Name Servers (23)\r\n \u27a2 IA PD (25)\u3001IA Prefix (26)\r\n \u27a2 NTP Servers (31)\r\n\r\n<\/code>\r\n<\/pre>\r\n
\r\nhttps:\/\/www.support.nec.co.jp\/View.aspx?id=3170102598<\/a>)<\/span>\r\n<\/div>\r\n
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\r\n
\r\n\u304a\u307e\u3051\uff1a I.S.P\uff0e(VNE)\u4e8b\u696d\u8005\u3084\u30eb\u30fc\u30bf\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u5411\u3051\u306b\u8a18\u8f09\u3055\u308c\u305fDS-Lite\u3084MAP-E\u306a\u3069\u306e\u5c0e\u5165\u624b\u5f15\u66f8<\/h4>\r\n
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\r\n
\r\n
\r\n
\r\n\u3010\u65e5\u672c\u306e\u4ee3\u8868\u7684\u306aVNE\u4e8b\u696d\u8005\u304c\u7528\u3044\u3066\u3044\u308bIPv6 prefix\u60c5\u5831\u3011<\/h4>\r\n
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\r\n\r\n
\r\n\r\n \u30a2\u30eb\u30c6\u30ea\u30a2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9: \"2001:f70::\/29\"\r\n OCN\uff1a\"2400:4050::\/30\", \"2400:4150::\/30\"\r\n NTT\u897f\u65e5\u672c : \"2401::\/16\"\r\n BIGLOBE\uff1a\"2404:7a80::\/30\", \"2404:7a84::\/30\"\r\n ASAHI\u30cd\u30c3\u30c8\uff1a\"2405:6580::\/29\"\r\n NTT\u6771\u65e5\u672c : \"2408::\/16\"\r\n Internet\u3000Multifeed\uff1a \"2409:10::\/30\", \"2409:250::\/30\"\r\n JPIX\uff1a\"240b::\/16\"\r\n\r\n<\/code>\r\n<\/pre>\r\n
\r\n
\r\n\u65e5\u672c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u5354\u4f1a\u304c\u63d0\u5531\u3059\u308b\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u306b\u3064\u3044\u3066<\/h4>\r\n
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\r\n{\r\n \"enabler_name\": \"BBIX\",\r\n \"service_name\": \"v6IX\",\r\n \"ttl\": 86400,\r\n \"order\": [\r\n \"ipip\"\r\n ],\r\n \"ipip\": [\r\n {\r\n \"ipv6_local\": \"2001:db8:1000:2000:c6:3364:7b00:0\",\r\n \"ipv6_remote\": \"3fff::1\",\r\n \"ipv4\": \"198.51.100.123\/32\"\r\n }\r\n ]\r\n}\r\n<\/code>\r\n<\/pre>\r\n
\r\n
\r\n
\r\n\u3000\u30fb\u30a2\u30a4\u30fb\u30aa\u30fc\u30fb\u30c7\u30fc\u30bf\u6a5f\u5668\u3000
\r\n\u3000\u30fb\u30a2\u30e9\u30a4\u30c9\u30c6\u30ec\u30b7\u30b9\u3000\u300eIPv6 \/ \u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u300f<\/a>
\r\n\u3000\u30fb\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30a4\u30cb\u30b7\u30a2\u30c6\u30a3\u30d6(IIJ)
\r\n\u3000\u30fb\u30a8\u30ec\u30b3\u30e0\u3000
\r\n\u3000\u30fb\u65e5\u672c\u96fb\u6c17(NEC)\u3000\u300e\u300cOCX\u5149 \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u300d\u304a\u3088\u3073\u300cv6IX\u300d\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u8a2d\u5b9a\u30ac\u30a4\u30c9\u300f<\/a>
\r\n\u3000\u30fb\u30d0\u30c3\u30d5\u30a1\u30ed\u30fc\u3000
\r\n\u3000\u30fb\u53e4\u6cb3\u96fb\u6c17\u5de5\u696d\u3000\u300eHB46PP\u306b\u3088\u308b\u56fd\u5185\u6a19\u6e96\u65b9\u5f0f\u3092\u5229\u7528\u3059\u308b\u300f<\/a>
\r\n\u3000\u30fb\u30cd\u30af\u30b9\u30c6\u30c3\u30af
\r\n\u3000\u30fb\u30e4\u30de\u30cf\u3000\u300eIPv6 \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u6280\u8853\u306e\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\u5bfe\u5fdc\u6a5f\u80fd\u300f<\/a>
\r\n\u3000\u30fbLinksys
\r\n\u306a\u3069\u306e\u30e1\u30fc\u30ab\u30fc\u88fd\u30eb\u30fc\u30bf\u306e\u4e00\u90e8\u306e\u6a5f\u7a2e\u304c\u56fd\u5185\u6a19\u6e96\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u65b9\u5f0f\uff08HB46PP\uff09\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3088\u3046\u3060\uff0e<\/p>\r\n
\r\n
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