{"id":387,"date":"2025-04-15T16:31:00","date_gmt":"2025-04-15T07:31:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=387"},"modified":"2025-10-12T17:05:37","modified_gmt":"2025-10-12T08:05:37","slug":"ipv6%ef%bc%88%e3%82%a2%e3%83%89%e3%83%ac%e3%82%b9%e8%a8%ad%e5%ae%9a%e6%96%b9%e6%b3%95%ef%bc%89","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=387","title":{"rendered":"IPv6\uff08\u30a2\u30c9\u30ec\u30b9\u8a2d\u5b9a\u65b9\u6cd5\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">IPv6\u30eb\u30fc\u30bf\u3078\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u5272\u308a\u5f53\u3066<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30eb\u30fc\u30bf\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u306f3\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002IPv4\u3067\u306f\u624b\u52d5\u8a2d\u5b9a\u304c\u57fa\u672c\u3067\u3057\u305f\u304c\u3001IPv6\u3067\u306f\u81ea\u52d5\u5316\u306e\u4ed5\u7d44\u307f\u304c\u6a19\u6e96\u5316\u3055\u308c\u3066\u304a\u308a\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u4f7f\u3044\u5206\u3051\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u5272\u308a\u5f53\u3066\u65b9\u6cd5<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u624b\u52d5\u306b\u3088\u308b\u5272\u308a\u5f53\u3066<\/td><td>\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3068\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u3092\u7ba1\u7406\u8005\u304c\u76f4\u63a5\u6307\u5b9a<\/td><\/tr><tr><td>EUI-64\u306b\u3088\u308b\u5272\u308a\u5f53\u3066<\/td><td>\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u624b\u52d5\u3067\u6307\u5b9a\u3057\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u3092MAC\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u81ea\u52d5\u751f\u6210<\/td><\/tr><tr><td>autoconfig\u306b\u3088\u308b\u5272\u308a\u5f53\u3066<\/td><td>\u30eb\u30fc\u30bf\u5e83\u544a\uff08RA\uff09\u306e\u60c5\u5831\u306b\u57fa\u3065\u304d\u30a2\u30c9\u30ec\u30b9\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u81ea\u52d5\u8a2d\u5b9a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u624b\u52d5\u5272\u308a\u5f53\u3066<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ba1\u7406\u8005\u304c\u30a2\u30c9\u30ec\u30b9\u5168\u4f53\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u3082\u3063\u3068\u3082\u78ba\u5b9f\u3067\u3001\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3088\u304f\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Router(config)# interface g0\/0\nRouter(config-if)# ipv6 address 2001:db8:1::1\/64<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306eEUI-64\u306b\u3088\u308b\u5272\u308a\u5f53\u3066<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">EUI-64\u65b9\u5f0f\u3067\u306f\u3001MAC\u30a2\u30c9\u30ec\u30b9\u3092\u57fa\u306b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u304c\u81ea\u52d5\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u8a2d\u5b9a\u306e\u624b\u9593\u304c\u6e1b\u308a\u3001\u30a2\u30c9\u30ec\u30b9\u306e\u4e00\u610f\u6027\u304c\u78ba\u4fdd\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Router(config)# interface g0\/0\nRouter(config-if)# ipv6 address 2001:db8:1::\/64 eui-64<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u81ea\u52d5\u53d6\u5f97<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30bf\u3067\u3082\u30db\u30b9\u30c8\u3068\u540c\u3058\u3088\u3046\u306b\u3001RA\u3092\u5229\u7528\u3057\u3066\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4e00\u822c\u7684\u306a\u30eb\u30fc\u30bf\u904b\u7528\u3067\u306f\u3042\u307e\u308a\u4f7f\u308f\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Router(config)# interface g0\/0\nRouter(config-if)# ipv6 address autoconfig<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3055\u3089\u306b <code>default<\/code> \u3092\u4ed8\u3051\u308b\u3068\u3001RA\u60c5\u5831\u306b\u57fa\u3065\u304d\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3082\u81ea\u52d5\u3067\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Router(config-if)# ipv6 address autoconfig default<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a<br>\u30fb\u624b\u52d5\u5272\u308a\u5f53\u3066\u306f\u3082\u3063\u3068\u3082\u4e00\u822c\u7684\u3067\u7ba1\u7406\u3057\u3084\u3059\u3044<br>\u30fbEUI-64\u306fMAC\u30a2\u30c9\u30ec\u30b9\u3092\u3082\u3068\u306b64\u30d3\u30c3\u30c8\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u3092\u751f\u6210\u3059\u308b<br>\u30fbautoconfig\u306f\u30eb\u30fc\u30bf\u3067\u3082\u5229\u7528\u53ef\u80fd\u3060\u304c\u3001\u5b9f\u52d9\u3067\u306f\u307b\u3068\u3093\u3069\u4f7f\u308f\u308c\u306a\u3044<br>\u30fb<code>autoconfig default<\/code> \u3092\u6307\u5b9a\u3059\u308b\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u304c\u81ea\u52d5\u8ffd\u52a0\u3055\u308c\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30db\u30b9\u30c8\u3078\u306eIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u5272\u308a\u5f53\u3066<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30db\u30b9\u30c8\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u65b9\u6cd5\u306f\u3001IPv4\u3088\u308a\u67d4\u8edf\u3067\u5927\u304d\u304f5\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002\u624b\u52d5\u3067\u306e\u8a2d\u5b9a\u304b\u3089\u3001\u81ea\u52d5\u3067\u5168\u3066\u3092\u53d6\u5f97\u3059\u308b\u65b9\u5f0f\u307e\u3067\u7528\u610f\u3055\u308c\u3066\u304a\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u898f\u6a21\u3084\u904b\u7528\u65b9\u91dd\u306b\u3088\u3063\u3066\u9078\u629e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u5272\u308a\u5f53\u3066\u65b9\u6cd5<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>\u624b\u52d5\u8a2d\u5b9a<\/td><td>\u7ba1\u7406\u8005\u304c\u3059\u3079\u3066\u306e\u8a2d\u5b9a\u3092\u76f4\u63a5\u5165\u529b\uff08\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001DNS \u306a\u3069\uff09<\/td><\/tr><tr><td>RA + \u624b\u52d5\u8a2d\u5b9a<\/td><td>RA\u306b\u3088\u308a\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u53d6\u5f97\u3002DNS\u306f\u624b\u52d5\u3067\u8a2d\u5b9a<\/td><\/tr><tr><td>RA\u306e\u307f\uff08\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\uff09<\/td><td>RA\u306b\u3088\u308a\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001DNS\uff08RFC6106\u6e96\u62e0\uff09\u3092\u81ea\u52d5\u53d6\u5f97<\/td><\/tr><tr><td>RA + DHCPv6\uff08\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\uff09<\/td><td>RA\u3067\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u53d6\u5f97\u3002DHCPv6\u3067DNS\u3092\u81ea\u52d5\u53d6\u5f97\uff08\u73fe\u5728\u306e\u4e3b\u6d41\uff09<\/td><\/tr><tr><td>DHCPv6\uff08\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\uff09<\/td><td>DHCPv6\u3067\u30db\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001DNS\u3092\u53d6\u5f97\u3002\u305f\u3060\u3057\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u53d6\u5f97\u3067\u304d\u306a\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u5272\u308a\u5f53\u3066\u65b9\u5f0f\u306e\u7279\u5fb4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u624b\u52d5\u8a2d\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3082\u3063\u3068\u3082\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u304c\u904b\u7528\u8ca0\u62c5\u304c\u5927\u304d\u304f\u3001\u898f\u6a21\u306e\u5927\u304d\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u975e\u52b9\u7387\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7ba1\u7406\u8005\u304c\u3059\u3079\u3066\u306e\u60c5\u5831\u3092\u5165\u529b<\/li>\n\n\n\n<li>\u5c0f\u898f\u6a21\u306a\u691c\u8a3c\u74b0\u5883\u3067\u5229\u7528\u3055\u308c\u3084\u3059\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">RA\u3068\u624b\u52d5\u8a2d\u5b9a\u306e\u4f75\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RA\u306b\u3088\u3063\u3066\u30a2\u30c9\u30ec\u30b9\u3084\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u81ea\u52d5\u8a2d\u5b9a\u3055\u308c\u3001DNS\u306e\u307f\u624b\u52d5\u3067\u5165\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IPv4\u3067\u8a00\u3046\u300cIP\u3068\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u81ea\u52d5\u3001DNS\u306f\u56fa\u5b9a\u300d\u8a2d\u5b9a\u306b\u8fd1\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">RA\u306b\u3088\u308b\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RA\uff08Router Advertisement\uff09\u306b\u3088\u308a\u3059\u3079\u3066\u306e\u60c5\u5831\u304c\u81ea\u52d5\u914d\u5e03\u3055\u308c\u307e\u3059\u3002RFC6106\u306b\u3088\u308aDNS\u3082\u901a\u77e5\u53ef\u80fd\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b8c\u5168\u306b\u81ea\u52d5\u5316\u53ef\u80fd<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u6a5f\u5668\u3084\u6700\u65b0OS\u3067\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">RA + DHCPv6\u306b\u3088\u308b\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a\uff08\u4e3b\u6d41\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RA\u3067\u30a2\u30c9\u30ec\u30b9\u3068\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u53d6\u5f97\u3057\u3001DNS\u306fDHCPv6\u3067\u53d6\u5f97\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b9f\u969b\u306eIPv6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3088\u304f\u63a1\u7528\u3055\u308c\u308b<\/li>\n\n\n\n<li>\u904b\u7528\u3068\u4e92\u63db\u6027\u306e\u30d0\u30e9\u30f3\u30b9\u304c\u3088\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">DHCPv6\u306b\u3088\u308b\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u81ea\u52d5\u8a2d\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">DHCPv6\u3067\u30a2\u30c9\u30ec\u30b9\u3084DNS\u3092\u4e00\u62ec\u914d\u5e03\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u914d\u5e03\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IPv4\u306eDHCP\u306b\u8fd1\u3044\u52d5\u4f5c<\/li>\n\n\n\n<li>\u30eb\u30fc\u30bf\u5e83\u544a\u304c\u5fc5\u8981\u306b\u306a\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">RA\u3068DHCPv6\u306e\u5f79\u5272\u306e\u9055\u3044<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u914d\u5e03\u9805\u76ee<\/th><th>RA<\/th><th>DHCPv6<\/th><\/tr><\/thead><tbody><tr><td>\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<\/td><td>\u25cb<\/td><td>\u00d7\uff08\u914d\u5e03\u4e0d\u53ef\u3001\u30c9\u30e9\u30d5\u30c8\u6bb5\u968e\uff09<\/td><\/tr><tr><td>DNS\u30b5\u30fc\u30d0<\/td><td>\u25cb\uff08RFC6106\u3067\u6a19\u6e96\u5316\uff09<\/td><td>\u25cb<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a<br>\u30fbIPv6\u3067\u306f <strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fRA\u3067\u3057\u304b\u914d\u5e03\u3067\u304d\u306a\u3044<\/strong><br>\u30fbDNS\u60c5\u5831\u306f\u4ee5\u524d\u306fDHCPv6\u3067\u3057\u304b\u914d\u5e03\u3067\u304d\u306a\u304b\u3063\u305f\u304c\u3001RFC6106\u306b\u3088\u308aRA\u3067\u3082\u914d\u5e03\u53ef\u80fd\u306b\u306a\u3063\u305f<br>\u30fb\u5b9f\u969b\u306e\u904b\u7528\u3067\u306f\u300cRA + DHCPv6\u300d\u306e\u7d44\u307f\u5408\u308f\u305b\u304c\u6700\u3082\u3088\u304f\u4f7f\u308f\u308c\u308b<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9 &#8211; RA\u306b\u3088\u308b\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u306e\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a\uff08\u30aa\u30fc\u30c8\u30b3\u30f3\u30d5\u30a3\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\uff09\u306f\u3001\u30eb\u30fc\u30bf\u3068\u30db\u30b9\u30c8\u304cICMPv6\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u3084\u308a\u53d6\u308a\u3059\u308b\u3053\u3068\u3067\u81ea\u52d5\u7684\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u751f\u6210\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002\u30eb\u30fc\u30bf\u304b\u3089\u306fRA\uff08Router Advertisement\uff09\u304c\u9001\u4fe1\u3055\u308c\u3001\u30db\u30b9\u30c8\u306f\u81ea\u8eab\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u5229\u7528\u3057\u3066EUI-64\u5f62\u5f0f\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u3092\u751f\u6210\u3057\u3001\u30a2\u30c9\u30ec\u30b9\u3092\u69cb\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30e1\u30c3\u30bb\u30fc\u30b8<\/th><th>\u5b9b\u5148\u30a2\u30c9\u30ec\u30b9<\/th><th>\u5185\u5bb9<\/th><\/tr><\/thead><tbody><tr><td>RS\uff08Router Solicitation\uff09<\/td><td>FF02::2<\/td><td>\u30db\u30b9\u30c8\u304b\u3089\u30eb\u30fc\u30bf\u3078\u306e\u8981\u8acb\u3002\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3084\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306e\u60c5\u5831\u3092\u8981\u6c42<\/td><\/tr><tr><td>RA\uff08Router Advertisement\uff09<\/td><td>FF02::1<\/td><td>\u30eb\u30fc\u30bf\u304b\u3089\u30db\u30b9\u30c8\u3078\u306e\u901a\u77e5\u3002\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001\u6709\u52b9\u671f\u9650\u306a\u3069\u3092\u914d\u5e03<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a\u306e\u6d41\u308c<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30db\u30b9\u30c8\u306f\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u3059\u308b\u3068\u81ea\u52d5\u7684\u306b\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u751f\u6210<\/li>\n\n\n\n<li>\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u9001\u4fe1\u5143\u3068\u3057\u3066\u3001\u30bb\u30b0\u30e1\u30f3\u30c8\u4e0a\u306e\u30eb\u30fc\u30bf\u5b9b\u3066\u306bRS\u3092\u9001\u4fe1<\/li>\n\n\n\n<li>\u30eb\u30fc\u30bf\u306fRA\u3067\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3084\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u60c5\u5831\u3092\u8fd4\u4fe1<\/li>\n\n\n\n<li>\u30db\u30b9\u30c8\u306fRA\u3092\u53d7\u3051\u53d6\u308a\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9 + EUI-64\u3067\u751f\u6210\u3057\u305f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u8a2d\u5b9a<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco\u30eb\u30fc\u30bf\u3067\u306f <code>ipv6 unicast-routing<\/code> \u3092\u30b0\u30ed\u30fc\u30d0\u30eb\u8a2d\u5b9a\u3059\u308b\u3068\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304b\u3089RA\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3054\u3068\u306bRA\u306e\u9001\u4fe1\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Cisco(config-if)# ipv6 nd ra suppress<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u5b9a\u671f\u7684\u306b\u9001\u4fe1\u3055\u308c\u308bRA\u3092\u505c\u6b62\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Cisco(config-if)# ipv6 nd ra suppress all<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u5b9a\u671fRA\u9001\u4fe1\u3068RS\u3078\u306e\u5fdc\u7b54RA\u3082\u505c\u6b62\uff09<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9 &#8211; \u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u81ea\u52d5\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u81ea\u52d5\u8a2d\u5b9a\u306f\u3001DHCPv6\u30b5\u30fc\u30d0\u304b\u3089IPv6\u30a2\u30c9\u30ec\u30b9\u3084\u305d\u306e\u4ed6\u306e\u60c5\u5831\u3092\u914d\u5e03\u3059\u308b\u65b9\u5f0f\u3067\u3059\u3002IPv4\u306eDHCP\u3068\u307b\u307c\u540c\u3058\u52d5\u4f5c\u3092\u3057\u307e\u3059\u3002DHCPv6\u30b5\u30fc\u30d0\u306fDNS\u30b5\u30fc\u30d0\u306a\u3069\u306e\u60c5\u5831\u3082\u63d0\u4f9b\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001DHCPv6\u3060\u3051\u3067\u306f\u5b8c\u5168\u306b\u306f\u6a5f\u80fd\u305b\u305a\u3001\u30eb\u30fc\u30bf\u304c\u9001\u4fe1\u3059\u308bRA\u306b\u542b\u307e\u308c\u308b <strong>M\u30d5\u30e9\u30b0<\/strong> \u3068 <strong>O\u30d5\u30e9\u30b0<\/strong> \u3092\u53c2\u7167\u3057\u3066\u52d5\u4f5c\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30d5\u30e9\u30b0<\/th><th>\u610f\u5473<\/th><\/tr><\/thead><tbody><tr><td>M\u30d5\u30e9\u30b0\uff08Managed\uff09<\/td><td>\u30a2\u30c9\u30ec\u30b9\u3092DHCPv6\u304b\u3089\u53d6\u5f97\u3059\u308b\u304b\u3069\u3046\u304b\uff08ON\u3067DHCPv6\u304b\u3089\u53d6\u5f97\uff09<\/td><\/tr><tr><td>O\u30d5\u30e9\u30b0\uff08Other Config\uff09<\/td><td>DNS\u306a\u3069\u306e\u30a2\u30c9\u30ec\u30b9\u4ee5\u5916\u306e\u60c5\u5831\u3092DHCPv6\u304b\u3089\u53d6\u5f97\u3059\u308b\u304b\u3069\u3046\u304b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30e9\u30b0\u7d44\u307f\u5408\u308f\u305b\u3068\u52d5\u4f5c<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30d1\u30bf\u30fc\u30f3<\/th><th>M\u30d5\u30e9\u30b0<\/th><th>O\u30d5\u30e9\u30b0<\/th><th>\u52d5\u4f5c<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>ON<\/td><td>ON<\/td><td>\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u8a2d\u5b9a\u3002DHCPv6\u304b\u3089\u30a2\u30c9\u30ec\u30b9\u3001DNS\u3092\u53d6\u5f97\u3002\u305f\u3060\u3057\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306f\u914d\u5e03\u4e0d\u53ef<\/td><\/tr><tr><td>2<\/td><td>ON<\/td><td>OFF<\/td><td>\u30a2\u30c9\u30ec\u30b9\u306fDHCPv6\u304b\u3089\u53d6\u5f97\u3001\u305d\u306e\u4ed6\u306f\u624b\u52d5\u8a2d\u5b9a<\/td><\/tr><tr><td>3<\/td><td>OFF<\/td><td>ON<\/td><td>\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u8a2d\u5b9a\u3002\u30a2\u30c9\u30ec\u30b9\u3068\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fRA\u3001DNS\u306fDHCPv6\u304b\u3089\u53d6\u5f97\uff08\u73fe\u5728\u4e3b\u6d41\uff09<\/td><\/tr><tr><td>4<\/td><td>OFF<\/td><td>OFF<\/td><td>RA\u306e\u307f\u3067\u8a2d\u5b9a\u3002\u30a2\u30c9\u30ec\u30b9\u3068\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306fRA\u3001DNS\u306f\u624b\u52d5\u3002\u305f\u3060\u3057RFC6106\u5bfe\u5fdc\u3067DNS\u3082RA\u304b\u3089\u53d6\u5f97\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco\u30eb\u30fc\u30bf\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067M\u30d5\u30e9\u30b0\u3001O\u30d5\u30e9\u30b0\u3068\u3082\u306bOFF\uff08\u30d1\u30bf\u30fc\u30f34\uff09\u3067\u3059\u3002\u5909\u66f4\u306f\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3067\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Cisco(config-if)# ipv6 nd managed-config-flag\nCisco(config-if)# ipv6 nd other-config-flag<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u904b\u7528\u4e0a\u306e\u7279\u5fb4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30bf\u30fc\u30f31\uff1aDHCPv6\u3060\u3051\u3067\u5b8c\u7d50\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u5b9f\u969b\u306b\u306f\u3042\u307e\u308a\u4f7f\u308f\u308c\u306a\u3044<\/li>\n\n\n\n<li>\u30d1\u30bf\u30fc\u30f32\uff1a\u624b\u9593\u304c\u591a\u304f\u3001\u307b\u307c\u5229\u7528\u3055\u308c\u306a\u3044<\/li>\n\n\n\n<li>\u30d1\u30bf\u30fc\u30f33\uff1a\u73fe\u5728\u306eIPv6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u6700\u3082\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u308b<\/li>\n\n\n\n<li>\u30d1\u30bf\u30fc\u30f34\uff1aRFC6106\u306b\u3088\u308aDNS\u3082\u914d\u5e03\u53ef\u80fd\u306b\u306a\u308a\u3001\u4eca\u5f8c\u666e\u53ca\u304c\u898b\u8fbc\u307e\u308c\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">DHCPv6-PD\u306b\u3088\u308b\u30a2\u30c9\u30ec\u30b9\u914d\u5e03<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DHCPv6\u306b\u306f <strong>Prefix Delegation\uff08PD\uff09<\/strong> \u3068\u3044\u3046\u4ed5\u7d44\u307f\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u30eb\u30fc\u30bf\u3084\u30db\u30b9\u30c8\u306b\u300c\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3060\u3051\u300d\u3092\u6255\u3044\u51fa\u3057\u3001\u305d\u306e\u6a5f\u5668\u304c\u3055\u3089\u306b\u4e0b\u6d41\u306e\u30db\u30b9\u30c8\u3078\u30b5\u30d6\u30cd\u30c3\u30c8\u3092\u5c55\u958b\u3067\u304d\u308b\u65b9\u5f0f\u3067\u3059\u3002ISP\u304b\u3089\u5bb6\u5ead\u7528\u30eb\u30fc\u30bf\u3078\/56\u3084\/60\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3001\u305d\u306e\u30eb\u30fc\u30bf\u304cLAN\u5074\u306e\u30db\u30b9\u30c8\u306b\/64\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u3092\u914d\u5e03\u3059\u308b\u3068\u3044\u3063\u305f\u5229\u7528\u4f8b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen 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