{"id":381,"date":"2025-02-15T15:53:00","date_gmt":"2025-02-15T06:53:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=381"},"modified":"2025-10-08T16:53:34","modified_gmt":"2025-10-08T07:53:34","slug":"ipv6%ef%bc%88%e5%9f%ba%e7%a4%8e%ef%bc%89","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=381","title":{"rendered":"IPv6\uff08\u57fa\u790e\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">IPv6\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u307e\u3067\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u304d\u305f\u306e\u306f<strong><span class=\"swl-marker mark_yellow\">IPv4\u30a2\u30c9\u30ec\u30b9<\/span><\/strong>\u3067\u3059\u304c\u3001\u305d\u306e\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306f<strong><span class=\"swl-marker mark_yellow\">32\u30d3\u30c3\u30c8<\/span><\/strong>\u3067\u3042\u308a\u3001\u6700\u5927\u7d0443\u5104\u500b\u307e\u3067\u3057\u304b\u5272\u308a\u5f53\u3066\u3089\u308c\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u666e\u53ca\u306b\u4f34\u3063\u3066\u30a2\u30c9\u30ec\u30b9\u306e\u4e0d\u8db3\u554f\u984c\u304c\u6df1\u523b\u5316\u3057\u307e\u3057\u305f\u3002\u305d\u3053\u3067\u767b\u5834\u3057\u305f\u306e\u304c <strong><span class=\"swl-marker mark_yellow\">IPv6\uff08Internet Protocol version 6\uff09<\/span><\/strong> \u3067\u3059\u3002IPv6\u306f\u30a2\u30c9\u30ec\u30b9\u9577\u304c<strong><span class=\"swl-marker mark_yellow\">128\u30d3\u30c3\u30c8<\/span><\/strong>\u3068\u5927\u5e45\u306b\u62e1\u5f35\u3055\u308c\u3001\u7406\u8ad6\u4e0a\u306f\u7d04340\u6f97\uff08340\u5146\u306e1\u5146\u500d\u3092\u8d85\u3048\u308b\u6570\uff09\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u5229\u7528\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u81a8\u5927\u306a\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u306b\u3088\u308a\u3001IPv4\u3067\u884c\u308f\u308c\u3066\u3044\u305fNAT\u3084PAT\u306b\u3088\u308b\u30a2\u30c9\u30ec\u30b9\u7bc0\u7d04\u306f\u57fa\u672c\u7684\u306b\u4e0d\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u306e\u7279\u5fb4<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u306b\u306fIPv4\u306b\u306f\u306a\u304b\u3063\u305f\u4fbf\u5229\u306a\u6a5f\u80fd\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u4e3b\u306a\u7279\u5fb4\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u7279\u5fb4<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u5e83\u5927\u306a\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593<\/td><td>128\u30d3\u30c3\u30c8\u30a2\u30c9\u30ec\u30b9\u306b\u3088\u308a\u3001\u4e8b\u5b9f\u4e0a\u7121\u9650\u306b\u8fd1\u3044\u6570\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u53ef\u80fd\u3002<\/td><\/tr><tr><td>\u81ea\u52d5\u8a2d\u5b9a\u6a5f\u80fd<\/td><td>DHCP\u3092\u4f7f\u308f\u306a\u304f\u3066\u3082\u3001\u81ea\u52d5\u7684\u306bIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u751f\u6210\u3057\u3066\u5229\u7528\u3067\u304d\u308b\uff08SLAAC\uff09\u3002<\/td><\/tr><tr><td>\u52b9\u7387\u7684\u306a\u7d4c\u8def\u96c6\u7d04<\/td><td>\u968e\u5c64\u7684\u306a\u30a2\u30c9\u30ec\u30b9\u8a2d\u8a08\u304c\u53ef\u80fd\u3067\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306e\u7e2e\u5c0f\u306b\u8ca2\u732e\u3002<\/td><\/tr><tr><td>\u30b7\u30f3\u30d7\u30eb\u306a\u30d8\u30c3\u30c0<\/td><td>IPv4\u3088\u308a\u3082\u7c21\u7d20\u5316\u3055\u308c\u305f\u56fa\u5b9a\u9577\u306e\u30d8\u30c3\u30c0\u306b\u3088\u308a\u3001\u30eb\u30fc\u30bf\u306e\u51e6\u7406\u304c\u9ad8\u901f\u5316\u3002<\/td><\/tr><tr><td>\u30e2\u30d3\u30ea\u30c6\u30a3<\/td><td>Mobile IPv6\u306b\u3088\u308a\u3001\u79fb\u52d5\u4e2d\u3067\u3082\u540c\u3058IP\u30a2\u30c9\u30ec\u30b9\u3092\u7dad\u6301\u3057\u3066\u901a\u4fe1\u304c\u53ef\u80fd\u3002<\/td><\/tr><tr><td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/td><td>IPv6\u306fIPsec\u304c\u6a19\u6e96\u5b9f\u88c5\u3055\u308c\u3066\u304a\u308a\u3001\u8ffd\u52a0\u6a5f\u5668\u3092\u7528\u610f\u305b\u305a\u306b\u6697\u53f7\u5316\u901a\u4fe1\u304c\u5229\u7528\u53ef\u80fd\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001IPv6\u306e\u5927\u304d\u306a\u9055\u3044\u3068\u3057\u3066\u300c\u30a2\u30c9\u30ec\u30b9\u7a7a\u9593\u300d\u300c\u81ea\u52d5\u8a2d\u5b9a\u300d\u300cIPsec\u306e\u6a19\u6e96\u5316\u300d\u306e3\u70b9\u3092\u5fc5\u305a\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u306e\u30d8\u30c3\u30c0\u69cb\u9020<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u8ee2\u9001\u306b\u5fc5\u9808\u306e\u60c5\u5831\u3060\u3051\u309240\u30d0\u30a4\u30c8\u306e\u300c\u57fa\u672c\u30d8\u30c3\u30c0\u300d\u306b\u307e\u3068\u3081\u3001\u8ffd\u52a0\u6a5f\u80fd\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u300c\u62e1\u5f35\u30d8\u30c3\u30c0\u300d\u3068\u3057\u3066\u4ed8\u52a0\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u30eb\u30fc\u30bf\u306f\u57fa\u672c\u30d8\u30c3\u30c0\u3060\u3051\u3092\u8aad\u307f\u53d6\u308a\u3001\u52b9\u7387\u3088\u304f\u8ee2\u9001\u51e6\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3068\u6bd4\u8f03\u3059\u308b\u3068\u3001IPv6\u3067\u306f\u6b21\u306e\u3088\u3046\u306a\u5909\u66f4\u304c\u884c\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u524a\u9664\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9<\/strong><br>\u30fb\u30d8\u30c3\u30c0\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\uff08TCP\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u30c1\u30a7\u30c3\u30af\u3059\u308b\u305f\u3081\u4e0d\u8981\uff09<br>\u30fb\u30aa\u30d7\u30b7\u30e7\u30f3\uff08\u62e1\u5f35\u30d8\u30c3\u30c0\u306b\u5206\u96e2\uff09<\/li>\n\n\n\n<li><strong>\u8ffd\u52a0\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9<\/strong><br>\u30fb\u30d5\u30ed\u30fc\u30e9\u30d9\u30eb\uff08QoS\u3084\u7d4c\u8def\u5236\u5fa1\u306e\u305f\u3081\u306e\u8b58\u5225\u5b50\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u306a\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30d5\u30a3\u30fc\u30eb\u30c9<\/th><th>\u30d3\u30c3\u30c8\u6570<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>\u30d0\u30fc\u30b8\u30e7\u30f3<\/td><td>4<\/td><td>IPv6\u3092\u8868\u3059\u300c0110\u300d\u3002<\/td><\/tr><tr><td>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30af\u30e9\u30b9<\/td><td>8<\/td><td>IPv4\u306eToS\u306b\u76f8\u5f53\u3002QoS\u7528\u9014\u3002<\/td><\/tr><tr><td>\u30d5\u30ed\u30fc\u30e9\u30d9\u30eb<\/td><td>20<\/td><td>\u901a\u4fe1\u7d4c\u8def\u306e\u512a\u5148\u5236\u5fa1\u3001QoS\u3092\u5b9f\u73fe\u3002<\/td><\/tr><tr><td>\u30da\u30a4\u30ed\u30fc\u30c9\u9577<\/td><td>16<\/td><td>IPv6\u30d8\u30c3\u30c0\u3092\u9664\u3044\u305f\u30c7\u30fc\u30bf\u90e8\u5206\u306e\u9577\u3055\u3002<\/td><\/tr><tr><td>\u30cd\u30af\u30b9\u30c8\u30d8\u30c3\u30c0<\/td><td>8<\/td><td>\u62e1\u5f35\u30d8\u30c3\u30c0\u307e\u305f\u306f\u4e0a\u4f4d\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u6307\u5b9a\u3002<\/td><\/tr><tr><td>\u30db\u30c3\u30d7\u30ea\u30df\u30c3\u30c8<\/td><td>8<\/td><td>IPv4\u306eTTL\u306b\u76f8\u5f53\u3002\u901a\u904e\u3067\u304d\u308b\u30eb\u30fc\u30bf\u6570\u306e\u4e0a\u9650\u3002<\/td><\/tr><tr><td>\u9001\u4fe1\u5143\u30a2\u30c9\u30ec\u30b9<\/td><td>128<\/td><td>\u9001\u4fe1\u5143IPv6\u30a2\u30c9\u30ec\u30b9\u3002<\/td><\/tr><tr><td>\u5b9b\u5148\u30a2\u30c9\u30ec\u30b9<\/td><td>128<\/td><td>\u5b9b\u5148IPv6\u30a2\u30c9\u30ec\u30b9\u3002<\/td><\/tr><tr><td>\u62e1\u5f35\u30d8\u30c3\u30c0<\/td><td>\u53ef\u5909<\/td><td>\u57fa\u672c\u30d8\u30c3\u30c0\u306e\u5f8c\u306b\u8ffd\u52a0\u3055\u308c\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u6a5f\u80fd\u306e\u30d8\u30c3\u30c0\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u300cIPv6\u30d8\u30c3\u30c0\u306f\u56fa\u5b9a\u957740\u30d0\u30a4\u30c8\u300d\u300c\u30d5\u30ed\u30fc\u30e9\u30d9\u30eb\u304c\u8ffd\u52a0\u300d\u300c\u30d8\u30c3\u30c0\u30c1\u30a7\u30c3\u30af\u30b5\u30e0\u304c\u524a\u9664\u300d\u3068\u3044\u3046\u70b9\u304c\u3088\u304f\u554f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30fb\u30e2\u30d3\u30ea\u30c6\u30a3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u306f <strong><span class=\"swl-marker mark_yellow\">IPsec\u304c\u6a19\u6e96\u30b5\u30dd\u30fc\u30c8<\/span><\/strong> \u3055\u308c\u3066\u3044\u308b\u70b9\u304c\u5927\u304d\u306a\u7279\u5fb4\u3067\u3059\u3002IPv4\u3067\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u6271\u3044\u3060\u3063\u305f\u6697\u53f7\u5316\u901a\u4fe1\u304c\u3001IPv6\u3067\u306f\u3059\u3079\u3066\u306e\u30ce\u30fc\u30c9\u3067\u5229\u7528\u53ef\u80fd\u3068\u306a\u308a\u3001\u3088\u308a\u5b89\u5168\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001<strong><span class=\"swl-marker mark_yellow\">Mobile IPv6<\/span><\/strong> \u3067\u306f\u79fb\u52d5\u4e2d\u306e\u7aef\u672b\u3067\u3082\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3044\u7d9a\u3051\u3089\u308c\u308b\u4ed5\u7d44\u307f\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u5207\u65ad\u305b\u305a\u306b\u901a\u4fe1\u3092\u7d99\u7d9a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e2\u30d0\u30a4\u30eb\u74b0\u5883\u3067\u306e\u63a5\u7d9a\u5b89\u5b9a\u6027\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001<strong>\u300cIPv6\u306fIPsec\u3092\u6a19\u6e96\u3067\u30b5\u30dd\u30fc\u30c8\u300d\u300cMobile IP\u3067\u79fb\u52d5\u901a\u4fe1\u304c\u53ef\u80fd\u300d<\/strong> \u3068\u3044\u30462\u70b9\u3092\u5fc5\u305a\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u8868\u8a18\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u306f<strong><span class=\"swl-marker mark_yellow\">32\u30d3\u30c3\u30c8\u30928\u30d3\u30c3\u30c8\u3054\u3068\u306b\u533a\u5207\u308a\u300110\u9032\u6570\u3067\u8868\u8a18<\/span><\/strong>\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001IPv6\u30a2\u30c9\u30ec\u30b9\u306f<strong><span class=\"swl-marker mark_yellow\">128\u30d3\u30c3\u30c8\u309216\u30d3\u30c3\u30c8\u5358\u4f4d\u3067\u533a\u5207\u308a\u300116\u9032\u6570\u3067\u8868\u8a18<\/span><\/strong>\u3057\u307e\u3059\u3002\u533a\u5207\u308a\u8a18\u53f7\u3068\u3057\u3066\u306f <strong>\u30b3\u30ed\u30f3\uff08:\uff09<\/strong> \u3092\u4f7f\u3044\u3001\u5168\u90e8\u30678\u3064\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u5206\u3051\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:0db8:0000:0000:abcd:0000:1234:5678<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u306a\u304a\u3001IPv6\u3067\u306f16\u9032\u6570\u306e\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\uff08A\uff5eF\uff09\u306f <strong>\u5927\u6587\u5b57\u30fb\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3057\u307e\u305b\u3093<\/strong>\u3002<code>ABCD<\/code> \u3082 <code>abcd<\/code> \u3082\u540c\u3058\u6271\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u7701\u7565\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30a2\u30c9\u30ec\u30b9\u306f\u9577\u3044\u305f\u3081\u3001\u7701\u7565\u30eb\u30fc\u30eb\u304c3\u3064\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5148\u982d\u306e0\u306f\u7701\u7565\u53ef\u80fd<\/strong>\n<ul class=\"wp-block-list\">\n<li><code>01DA<\/code> \u2192 <code>1DA<\/code><\/li>\n\n\n\n<li><code>0012<\/code> \u2192 <code>12<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5168\u3066\u304c0\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u300c0\u300d\u3067\u8868\u8a18\u53ef\u80fd<\/strong>\n<ul class=\"wp-block-list\">\n<li><code>0000<\/code> \u2192 <code>0<\/code><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u9023\u7d9a\u3059\u308b0\u306e\u30d5\u30a3\u30fc\u30eb\u30c9\u306f\u300c::\u300d\u3067\u307e\u3068\u3081\u3066\u7701\u7565\u53ef\u80fd<\/strong>\n<ul class=\"wp-block-list\">\n<li><code>2001:0000:0000:0000:aaaa:bbbb:cccc:1111<\/code><\/li>\n\n\n\n<li>\u2192 <code>2001::aaaa:bbbb:cccc:1111<\/code><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001<strong>\u300c::\u300d\u306f1\u3064\u306e\u30a2\u30c9\u30ec\u30b9\u306b1\u56de\u3057\u304b\u4f7f\u3048\u307e\u305b\u3093<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d7 \u8aa4\u308a\u306e\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:0000:0000:1111:aaaa:0000:0000:1111 \u2192 2001::1111:aaaa::1111<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u25cb \u6b63\u3057\u3044\u7701\u7565\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:0000:0000:1111:aaaa:0000:0000:1111 \u2192 2001::1111:aaaa:0:0:1111<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30eb\u30fc\u30eb\u306f\u8a66\u9a13\u3067\u3088\u304f\u51fa\u984c\u3055\u308c\u308b\u305f\u3081\u3001\u7701\u7565\u306e\u6b63\u8aa4\u3092\u5224\u65ad\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u306e\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3068\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u30a2\u30c9\u30ec\u30b9\u304c\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u300d\u3068\u300c\u30db\u30b9\u30c8\u90e8\u300d\u306b\u5206\u304b\u308c\u3066\u3044\u308b\u306e\u3068\u540c\u69d8\u306b\u3001IPv6\u30a2\u30c9\u30ec\u30b9\u3082 <strong><span class=\"swl-marker mark_yellow\">\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9<\/span><\/strong> \u3068 <strong><span class=\"swl-marker mark_yellow\">\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID<\/span><\/strong> \u306b\u5206\u304b\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9<\/strong>\uff1aIPv4\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u306b\u76f8\u5f53<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID<\/strong>\uff1aIPv4\u306e\u30db\u30b9\u30c8\u90e8\u306b\u76f8\u5f53<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u306f\u4e00\u822c\u7684\u306b <strong><span class=\"swl-marker mark_yellow\">64\u30d3\u30c3\u30c8\u304c\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3001\u6b8b\u308a\u306e64\u30d3\u30c3\u30c8\u304c\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9ID<\/span><\/strong> \u3068\u3057\u3066\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:1111:2222:abcd:aaaa:bbbb:cccc:1111\/64<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u5834\u5408\u3001\u5148\u982d64\u30d3\u30c3\u30c8\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8868\u3057\u3001\u5f8c\u534a64\u30d3\u30c3\u30c8\u304c\u30db\u30b9\u30c8\u8b58\u5225\u5b50\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u3060\u3051\u3092\u8868\u8a18\u3059\u308b\u5834\u5408\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:1111:2222:abcd::\/64<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u7d4c\u8def\u96c6\u7d04<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4\u3067\u306f\u3001\u4f8b\u3048\u3070\u300c192.168.0.0\/24 \uff5e 192.168.255.0\/24\u300d\u306e\u7bc4\u56f2\u3092\u300c192.168.0.0\/16\u300d\u3068\u3057\u3066\u96c6\u7d04\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u3082\u540c\u69d8\u306b\u3001\u8907\u6570\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u30921\u3064\u306b\u307e\u3068\u3081\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:1111:01DB:0001::\/64 \uff5e 2001:1111:01DB:FFFF::\/64<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e65535\u500b\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u306f\u3001\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u4e0a\u4f4d16\u30d3\u30c3\u30c8\u3092\u5229\u7528\u3057\u3066\u6b21\u306e\u3088\u3046\u306b\u96c6\u7d04\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2001:1111:01DB::\/48<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u3001<strong>\u300cIPv6\u3067\u3082IPv4\u3068\u540c\u3058\u8003\u3048\u65b9\u3067\u30b5\u30d6\u30cd\u30c3\u30c8\u3092\u307e\u3068\u3081\u3089\u308c\u308b\u300d<\/strong> \u3068\u3044\u3046\u70b9\u3092\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25c6\u307e\u3068\u3081\u30b9\u30e9\u30a4\u30c9<\/h2>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/IPv6\uff08\u57fa\u790e\uff09.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"IPv6\uff08\u57fa\u790e\uff09\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-344e9feb-5423-40a5-b787-3507c51f66c9\" 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[11],"tags":[],"class_list":["post-381","post","type-post","status-publish","format-standard","hentry","category-network"],"_links":{"self":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=381"}],"version-history":[{"count":2,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/381\/revisions"}],"predecessor-version":[{"id":535,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/381\/revisions\/535"}],"wp:attachment":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}