{"id":391,"date":"2025-04-15T16:41:00","date_gmt":"2025-04-15T07:41:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=391"},"modified":"2025-10-13T11:42:15","modified_gmt":"2025-10-13T02:42:15","slug":"ipv6%ef%bc%88%e5%9f%ba%e6%9c%ac%e8%a8%ad%e5%ae%9a%e3%81%a8acl%ef%bc%89","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=391","title":{"rendered":"IPv6\uff08\u57fa\u672c\u8a2d\u5b9a\u3068ACL\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">IPv6\u306e\u6709\u52b9\u5316<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Cisco\u30eb\u30fc\u30bf\u3067IPv6\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305aIPv6\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3092ON\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u7121\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u5fc5\u305a\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ipv6 unicast-routing<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001\u30eb\u30fc\u30bf\u304cIPv6\u30d1\u30b1\u30c3\u30c8\u3092\u4e2d\u7d99\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u8a66\u9a13\u3067\u3082\u300cIPv6\u901a\u4fe1\u304c\u3067\u304d\u306a\u3044\u539f\u56e0\u300d\u3068\u3057\u3066\u3001\u3053\u306e\u8a2d\u5b9a\u5fd8\u308c\u304c\u554f\u308f\u308c\u3084\u3059\u3044\u306e\u3067\u8981\u6ce8\u610f\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u8a2d\u5b9a\uff08\u30b0\u30ed\u30fc\u30d0\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3054\u3068\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u57fa\u672c\u306e\u8a2d\u5b9a\u306f\u6b21\u306e\u3088\u3046\u306b\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 address \u30a2\u30c9\u30ec\u30b9\/\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u9577 &#91; eui-64 ] &#91; anycast ]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3092\u6574\u7406\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u624b\u52d5\u5272\u308a\u5f53\u3066<\/strong><br>\u7ba1\u7406\u8005\u304c\u660e\u793a\u7684\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<br>\u4f8b\uff1a <code>(config-if)# ipv6 address 2001:1:1:1::1\/64<\/code><\/li>\n\n\n\n<li><strong>EUI-64\u306b\u3088\u308b\u81ea\u52d5\u751f\u6210<\/strong><br>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u57fa\u306b\u30db\u30b9\u30c8\u90e8\u304c\u81ea\u52d5\u751f\u6210\u3055\u308c\u307e\u3059\u3002<br>\u4f8b\uff1a <code>(config-if)# ipv6 address 2001:1:1:1::\/64 eui-64<\/code><\/li>\n\n\n\n<li><strong>\u30a8\u30cb\u30fc\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><br>\u8907\u6570\u306e\u6a5f\u5668\u304c\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3061\u3001\u6700\u3082\u8fd1\u3044\u6a5f\u5668\u306b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5c4a\u3051\u308b\u4ed5\u7d44\u307f\u3067\u3059\u3002<br>\u4f8b\uff1a <code>(config-if)# ipv6 address 2001:2:2:2::\/64 anycast<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a<code>eui-64<\/code> \u3068 <code>anycast<\/code> \u306e\u4f7f\u3044\u5206\u3051\u304c\u3088\u304f\u554f\u308f\u308c\u307e\u3059\u3002\u3053\u3053\u306f\u5fc5\u305a\u899a\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\u8a2d\u5b9a\uff08\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u540c\u4e00\u30ea\u30f3\u30af\u5185\u3067\u5fc5\u305a\u5fc5\u8981\u3068\u306a\u308bIPv6\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002\u901a\u5e38\u306f\u81ea\u52d5\u7684\u306b\u751f\u6210\u3055\u308c\u308b\u305f\u3081\u3001\u7279\u306b\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u904b\u7528\u4e0a\u306e\u5206\u304b\u308a\u3084\u3059\u3055\u304b\u3089\u3001\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u624b\u52d5\u8a2d\u5b9a\u306e\u4f8b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 address FE80::1234:abc:12:1 link-local<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3046\u3068\u3001\u305d\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u81ea\u52d5\u7684\u306b\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u6709\u52b9\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 enable<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u5b9f\u52d9\u3084\u8a66\u9a13\u3067\u306f\u300c\u30b0\u30ed\u30fc\u30d0\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308c\u3070\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u306f\u81ea\u52d5\u751f\u6210\u3055\u308c\u308b\u300d\u3068\u3044\u3046\u7406\u89e3\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30a2\u30c9\u30ec\u30b9\u306e\u81ea\u52d5\u53d6\u5f97\uff08\u30aa\u30d7\u30b7\u30e7\u30f3\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30bf\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u3082\u3001\u30db\u30b9\u30c8\u3068\u540c\u69d8\u306b\u81ea\u52d5\u8a2d\u5b9a\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3042\u307e\u308a\u4e00\u822c\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u77e5\u8b58\u3068\u3057\u3066\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 address autoconfig default<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>default<\/code> \u3092\u4ed8\u3051\u308b\u3068\u3001RA\uff08\u30eb\u30fc\u30bf\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u30e1\u30f3\u30c8\uff09\u306e\u60c5\u5831\u3092\u3082\u3068\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3082\u767b\u9332\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u8a2d\u5b9a\u306f1\u53f0\u306e\u30eb\u30fc\u30bf\u306b1\u3064\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3057\u304b\u6709\u52b9\u306b\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306eIPv6\u78ba\u8a8d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u3057\u305f\u5185\u5bb9\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># show ipv6 interface<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u8868\u793a\u3055\u308c\u308b\u5185\u5bb9\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b0\u30ed\u30fc\u30d0\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/li>\n\n\n\n<li>\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9<\/li>\n\n\n\n<li>\u53c2\u52a0\u3057\u3066\u3044\u308b\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30b0\u30eb\u30fc\u30d7<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u7269\u7406\u7684\u306b\u30c0\u30a6\u30f3\u3057\u3066\u3044\u308b\u5834\u5408\u3001IPv6\u30a2\u30c9\u30ec\u30b9\u306f\u300ctentative\uff08\u66ab\u5b9a\uff09\u300d\u3068\u8868\u793a\u3055\u308c\u308b\u70b9\u3082\u8a66\u9a13\u3067\u72d9\u308f\u308c\u3084\u3059\u3044\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Catalyst\u30b9\u30a4\u30c3\u30c1\u3067\u306eIPv6\u6709\u52b9\u5316<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30a4\u30c3\u30c1\u3067\u306f\u3001IPv6\u3092\u6709\u52b9\u5316\u3059\u308b\u524d\u306b\u300cSDM\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u300d\u306e\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002Catalyst3750\u30b7\u30ea\u30fc\u30ba\u306a\u3069\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# sdm prefer dual-ipv4-and-ipv6 { default | routing | vlan }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u9078\u629e\u80a2\u306e\u610f\u5473\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>default<\/strong> \u2026 IPv4\/IPv6\u306eL2\u30fbL3\u6a5f\u80fd\u3092\u30d0\u30e9\u30f3\u30b9\u3088\u304f\u5229\u7528<\/li>\n\n\n\n<li><strong>routing<\/strong> \u2026 IPv4\/IPv6\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3092\u6700\u5927\u9650\u5229\u7528<\/li>\n\n\n\n<li><strong>vlan<\/strong> \u2026 VLAN\u6a5f\u80fd\u3092\u6700\u5927\u9650\u5229\u7528<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1aIPv6\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u91cd\u8996\u3059\u308b\u5834\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Catalyst(config)# sdm prefer dual-ipv4-and-ipv6 routing\nCatalyst# copy run start\nCatalyst# reload<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u306f\u518d\u8d77\u52d5\u5f8c\u306b\u53cd\u6620\u3055\u308c\u308b\u305f\u3081\u3001\u5fd8\u308c\u305a\u306b <code>reload<\/code> \u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u6d41\u308c\u3092\u3057\u3063\u304b\u308a\u62bc\u3055\u3048\u308b\u3068\u3001IPv6\u306e\u57fa\u672c\u8a2d\u5b9a\u306f\u307b\u307c\u30de\u30b9\u30bf\u30fc\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u300cunicast-routing \u306e\u6709\u52b9\u5316\u300d\u300cEUI-64 \u306e\u4ed5\u7d44\u307f\u300d\u300c\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u306e\u81ea\u52d5\u751f\u6210\u300d\u306e3\u70b9\u306f\u8a66\u9a13\u3067\u983b\u51fa\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 RA\uff08Router Advertisement\uff09\u306e\u57fa\u672c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u30eb\u30fc\u30bf\u304c\u9001\u4fe1\u3059\u308bRA\u30e1\u30c3\u30bb\u30fc\u30b8\uff08Router Advertisement\uff09\u304c\u3001\u30db\u30b9\u30c8\u5074\u306e\u81ea\u52d5\u8a2d\u5b9a\u306b\u5927\u304d\u306a\u5f79\u5272\u3092\u6301\u3061\u307e\u3059\u3002RA\u306b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u306e\u60c5\u5831\u3084\u5229\u7528\u53ef\u80fd\u306a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u542b\u307e\u308c\u3001\u30db\u30b9\u30c8\u306f\u305d\u308c\u3092\u57fa\u306b\u30a2\u30c9\u30ec\u30b9\u3084\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u81ea\u52d5\u7684\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u3053\u3053\u3067\u306fRA\u306b\u95a2\u3059\u308b\u4e3b\u306a\u8a2d\u5b9a\u30b3\u30de\u30f3\u30c9\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u8a66\u9a13\u3067\u306f\u300cRA\u306e\u52d5\u4f5c\u3068\u8abf\u6574\u9805\u76ee\u300d\u304c\u983b\u51fa\u3067\u3059\u306e\u3067\u3001\u4ed5\u7d44\u307f\u3068\u4ee3\u8868\u7684\u306a\u30b3\u30de\u30f3\u30c9\u306f\u78ba\u5b9f\u306b\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RA\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u9001\u4fe1\u9593\u9694\u306e\u8abf\u6574<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30bf\u304c\u5b9a\u671f\u7684\u306bRA\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3059\u308b\u9593\u9694\u3092\u8abf\u6574\u3067\u304d\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306f<span class=\"swl-marker mark_yellow\"> <strong>200\u79d2<\/strong><\/span> \u3067\u3059\u304c\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u5909\u66f4\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 nd ra interval \u6700\u5927\u5024 &#91;\u6700\u5c0f\u5024]<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u5927\u5024\uff1a4\uff5e1800\u79d2<\/li>\n\n\n\n<li>\u6700\u5c0f\u5024\uff1a3\uff5e150\u79d2\uff08\u7701\u7565\u53ef\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u30df\u30ea\u79d2\u5358\u4f4d\u3067\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f <code>msec<\/code> \u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a300\u79d2\u3054\u3068\u306bRA\u3092\u9001\u4fe1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface g0\/0\n(config-if)# ipv6 nd ra interval 300<\/code><\/pre>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u304c200\u79d2\u3067\u3042\u308b\u70b9\u3001\u6700\u5927\u30fb\u6700\u5c0f\u306e\u7bc4\u56f2\u3092\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30eb\u30fc\u30bf\u30e9\u30a4\u30d5\u30bf\u30a4\u30e0\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30eb\u30fc\u30bf\u30e9\u30a4\u30d5\u30bf\u30a4\u30e0\u306f\u3001\u300c\u3053\u306e\u30eb\u30fc\u30bf\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u3068\u3057\u3066\u5229\u7528\u3067\u304d\u308b\u6642\u9593\u300d\u3092\u8868\u3057\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u306f <strong><span class=\"swl-marker mark_yellow\">1800\u79d2\uff0830\u5206\uff09<\/span><\/strong> \u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 nd ra lifetime \u79d2\u6570<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a3600\u79d2\uff081\u6642\u9593\uff09\u306b\u5909\u66f4\u3059\u308b\u5834\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface g0\/0\n(config-if)# ipv6 nd ra lifetime 3600<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30db\u30b9\u30c8\u306f\u3001\u3053\u306e\u5024\u3092\u3082\u3068\u306b\u300c\u3069\u306e\u30eb\u30fc\u30bf\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u3068\u3057\u3066\u4f7f\u3046\u304b\u300d\u3092\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RA\u901a\u77e5\u306e\u505c\u6b62<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u3042\u308b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304b\u3089RA\u3092\u9001\u4fe1\u3057\u305f\u304f\u306a\u3044\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u969b\u306f\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 nd ra suppress &#91;all]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1ag0\/0\u3067RA\u3092\u5b8c\u5168\u306b\u7121\u52b9\u5316<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface g0\/0\n(config-if)# ipv6 nd ra suppress all<\/code><\/pre>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1aRA\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u6709\u52b9\u3001\u7121\u52b9\u5316\u3057\u305f\u3044\u5834\u5408\u306b suppress \u3092\u4f7f\u3046\u3001\u3068\u3044\u3046\u70b9\u3092\u3057\u3063\u304b\u308a\u62bc\u3055\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u306e\u512a\u5148\u5ea6\uff08DRP\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8907\u6570\u306e\u30eb\u30fc\u30bf\u304c\u540c\u4e00\u30ea\u30f3\u30af\u4e0a\u306b\u3042\u308b\u5834\u5408\u3001\u30db\u30b9\u30c8\u304c\u3069\u306e\u30eb\u30fc\u30bf\u3092\u512a\u5148\u3057\u3066\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u306b\u9078\u3076\u304b\u3092\u8abf\u6574\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 nd router-preference { high | medium | low }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30d5\u30a9\u30eb\u30c8\u306f <strong><span class=\"swl-marker mark_yellow\">medium<\/span><\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a\u3053\u306e\u30eb\u30fc\u30bf\u3092\u6700\u512a\u5148\u306b\u3059\u308b\u5834\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface g0\/0\n(config-if)# ipv6 nd router-preference high<\/code><\/pre>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u8907\u6570\u306e\u30eb\u30fc\u30bf\u304c\u3042\u308b\u3068\u304d\u306b\u300c\u3069\u3061\u3089\u3092\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068\u3057\u3066\u9078\u3076\u304b\u300d\u3092\u6c7a\u3081\u308b\u8a2d\u5b9a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RA\u3067\u901a\u77e5\u3059\u308b\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u5b9a\u7fa9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RA\u306b\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u8a2d\u5b9a\u3055\u308c\u305f\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u81ea\u52d5\u7684\u306b\u542b\u307e\u308c\u307e\u3059\u304c\u3001\u6709\u52b9\u671f\u9593\uff08lifetime\uff09\u3092\u8abf\u6574\u3057\u305f\u3044\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config-if)# ipv6 nd prefix \u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\/\u9577\u3055 \u6709\u52b9\u671f\u9593 \u63a8\u5968\u671f\u9593<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>valid lifetime<\/strong>\uff1a\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u304c\u6709\u52b9\u3068\u3055\u308c\u308b\u6642\u9593\uff08\u30c7\u30d5\u30a9\u30eb\u30c8 30\u65e5\uff09<\/li>\n\n\n\n<li><strong>preferred lifetime<\/strong>\uff1a\u63a8\u5968\u3055\u308c\u308b\u6642\u9593\uff08\u30c7\u30d5\u30a9\u30eb\u30c8 7\u65e5\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a\u6709\u52b9\u671f\u959360\u65e5\u3001\u63a8\u5968\u671f\u959314\u65e5\u3068\u3059\u308b\u5834\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# interface g0\/0\n(config-if)# ipv6 nd prefix 2001:1:2:3::\/64 5184000 1209600<\/code><\/pre>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\uff08valid\uff1d30\u65e5\u3001preferred\uff1d7\u65e5\uff09\u304c\u3088\u304f\u554f\u308f\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">RA\u8a2d\u5b9a\u3067\u306f\u3001\u300c\u9001\u4fe1\u9593\u9694\u300d\u300c\u30eb\u30fc\u30bf\u30e9\u30a4\u30d5\u30bf\u30a4\u30e0\u300d\u300c\u901a\u77e5\u306e\u6709\u7121\u300d\u300c\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30bf\u512a\u5148\u5ea6\u300d\u300c\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u306e\u6709\u52b9\u671f\u9593\u300d\u306e5\u3064\u304c\u4ee3\u8868\u7684\u306a\u8abf\u6574\u9805\u76ee\u3067\u3059\u3002\u7279\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3084\u6307\u5b9a\u53ef\u80fd\u306a\u7bc4\u56f2\u306f\u8a66\u9a13\u554f\u984c\u306b\u51fa\u3084\u3059\u3044\u306e\u3067\u3001\u4e38\u6697\u8a18\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u62bc\u3055\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u74b0\u5883\u3067\u3082\u3001IPv4\u3068\u540c\u69d8\u306b\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30b3\u30de\u30f3\u30c9\u306e\u57fa\u672c\u69cb\u6587\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ipv6 route prefix\/length &#91; nexthop | interface ] &#91;distance]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u6307\u5b9a\u3067\u304d\u308b\u8981\u7d20\u3092\u6574\u7406\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>prefix\/length<\/strong><br>\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u9577\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u4f8b\uff1a<code>2001:1:2:3::\/64<\/code><\/li>\n\n\n\n<li><strong>nexthop<\/strong><br>\u5b9b\u5148\u306b\u5230\u9054\u3059\u308b\u305f\u3081\u306e\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<br>IPv6\u3067\u306f\u3001<strong>\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u63a8\u5968<\/strong>\u3055\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>interface<\/strong><br>\u51fa\u529b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u7279\u306b\u30b7\u30ea\u30a2\u30eb\u306a\u3069\u306e <strong>\u30dd\u30a4\u30f3\u30c8\u30c4\u30fc\u30dd\u30a4\u30f3\u30c8\u63a5\u7d9a<\/strong> \u3067\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u6307\u5b9a\u304c\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>distance<\/strong><br>\u30a2\u30c9\u30df\u30cb\u30b9\u30c8\u30ec\u30fc\u30c6\u30a3\u30d6\u30c7\u30a3\u30b9\u30bf\u30f3\u30b9\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002\u7701\u7565\u3059\u308b\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u306e <strong>1<\/strong> \u304c\u4f7f\u308f\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u5b9a\u4f8b\uff1a\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u306e\u767b\u9332<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ipv6 route 2001:1:2:3::\/64 gigabitethernet0\/0 fe80::2<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4f8b\u3067\u306f\u3001\u5b9b\u5148 <code>2001:1:2:3::\/64<\/code> \u3078\u5230\u9054\u3059\u308b\u305f\u3081\u306b\u3001\u51fa\u529b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092 <strong>GigabitEthernet0\/0<\/strong>\u3001\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u3092\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9 <strong>fe80::2<\/strong> \u3068\u3057\u3066\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6ce8\u610f\u70b9<\/strong>\uff1a\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u306b\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u6307\u5b9a\u3059\u308b\u5834\u5408\u3001\u5fc5\u305a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3082\u4f75\u305b\u3066\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7406\u7531\u306f\u3001\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u304c\u540c\u4e00\u30ea\u30f3\u30af\u5185\u3067\u91cd\u8907\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6\u3067\u306f\u3001\u5168\u3066\u306e\u5b9b\u5148\u3092\u8868\u3059\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3068\u3057\u3066 <strong><code>::\/0<\/code><\/strong> \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u3053\u308c\u3092\u4f7f\u3063\u3066\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u3092\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9 <code>fe80::1<\/code> \u3068\u3057\u3066\u6307\u5b9a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ipv6 route ::\/0 gigabitethernet0\/0 fe80::1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u306b\u3088\u308a\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306b\u660e\u793a\u7684\u306a\u30eb\u30fc\u30c8\u304c\u5b58\u5728\u3057\u306a\u3044\u5b9b\u5148\u306f\u3059\u3079\u3066\u3001\u3053\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u3092\u7d4c\u7531\u3059\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u8a66\u9a13\u3067\u306f\u300cIPv6\u306b\u304a\u3051\u308b\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306e\u8868\u8a18\u306f <code>::\/0<\/code>\u300d\u3068\u3044\u3046\u70b9\u304c\u72d9\u308f\u308c\u3084\u3059\u3044\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 Null\u30eb\u30fc\u30c8\u306e\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u5b9a\u306e\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u7834\u68c4\u3057\u305f\u3044\u5834\u5408\u3001\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u3068\u3057\u3066 <strong><span class=\"swl-marker mark_yellow\">null0<\/span><\/strong> \u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5f37\u5236\u7684\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u6368\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u300c\u30d6\u30e9\u30c3\u30af\u30db\u30fc\u30eb\u30eb\u30fc\u30c8\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<code>2001:1:2:3::\/64<\/code> \u5b9b\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5168\u3066\u7834\u68c4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>(config)# ipv6 route 2001:1:2:3::\/64 null0<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306a\u8a2d\u5b9a\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u3084\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30eb\u30fc\u30d7\u9632\u6b62\u306e\u305f\u3081\u306b\u5229\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1aIPv6\u306e\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u3067\u306f\u7279\u306b <strong>\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30a2\u30c9\u30ec\u30b9\u6307\u5b9a\u6642\u306b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3082\u5fc5\u8981<\/strong> \u3068\u3044\u3046\u70b9\u3001\u305d\u3057\u3066 <strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8\u306f <code>::\/0<\/code><\/strong> \u3068\u3044\u3046\u70b9\u304c\u8a66\u9a13\u3067\u306e\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 ACL\u306e\u57fa\u672c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6 ACL\uff08\u30a2\u30af\u30bb\u30b9\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30ea\u30b9\u30c8\uff09\u306f\u3001IPv6\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5236\u5fa1\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3001IPv4 ACL\u3068\u307b\u307c\u540c\u3058\u8003\u3048\u65b9\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002\u6761\u4ef6\u3068\u3057\u3066\u6307\u5b9a\u3067\u304d\u308b\u306e\u306f\u4ee5\u4e0b\u306e\u8981\u7d20\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9001\u4fe1\u5143IPv6\u30a2\u30c9\u30ec\u30b9<\/li>\n\n\n\n<li>\u5b9b\u5148IPv6\u30a2\u30c9\u30ec\u30b9<\/li>\n\n\n\n<li>\u30cd\u30af\u30b9\u30c8\u30d8\u30c3\u30c0\uff08IPv4\u306b\u304a\u3051\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u30d5\u30a3\u30fc\u30eb\u30c9\u306b\u76f8\u5f53\uff09<\/li>\n\n\n\n<li>\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7<\/li>\n\n\n\n<li>\u5b9b\u5148\u30dd\u30fc\u30c8\u756a\u53f7<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u7279\u5b9a\u306e\u901a\u4fe1\u3092\u8a31\u53ef\u307e\u305f\u306f\u62d2\u5426\u3059\u308b\u30eb\u30fc\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 ACL\u306e\u300c\u6697\u9ed9\u306epermit\u300d\u3068\u300c\u6697\u9ed9\u306edeny\u300d<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv4 ACL\u306b\u306f\u300c\u6700\u5f8c\u306b\u3059\u3079\u3066\u62d2\u5426\u3059\u308b\u6697\u9ed9\u306edeny\u300d\u304c\u5b58\u5728\u3057\u307e\u3059\u304c\u3001IPv6 ACL\u3067\u306f\u305d\u308c\u306b\u52a0\u3048\u3066\u3001\u8fd1\u96a3\u63a2\u7d22\uff08Neighbor Discovery, ND\uff09\u3092\u78ba\u5b9f\u306b\u52d5\u4f5c\u3055\u305b\u308b\u305f\u3081\u306e\u300c\u6697\u9ed9\u306epermit\u300d\u3082\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u4ee5\u4e0b\u306e3\u884c\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u3068\u8003\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>permit icmp any any nd-ns\npermit icmp any any nd-na\ndeny ipv6 any any<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>nd-ns<\/code> \u2026 Neighbor Solicitation\uff08\u8fd1\u96a3\u8981\u8acb\uff09<\/li>\n\n\n\n<li><code>nd-na<\/code> \u2026 Neighbor Advertisement\uff08\u8fd1\u96a3\u901a\u77e5\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001IPv6 ACL\u3092\u4f5c\u308b\u3068\u304d\u306f\u3001\u6700\u5f8c\u306b\u300c\u5168\u3066\u62d2\u5426\u300d\u3057\u3066\u3057\u307e\u3046\u3068ND\u30e1\u30c3\u30bb\u30fc\u30b8\u307e\u3067\u906e\u65ad\u3057\u3066\u3057\u307e\u3046\u5371\u967a\u304c\u3042\u308b\u305f\u3081\u3001<strong>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u660e\u793a\u7684\u306bpermit\u6587\u3092\u8ffd\u52a0<\/strong>\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 ACL\u306e\u8a2d\u5b9a\u624b\u9806<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IPv6 ACL\u306f\u3001\u6b21\u306e\u624b\u9806\u3067\u8a2d\u5b9a\u30fb\u9069\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30d5\u30a3\u30b0\u30e2\u30fc\u30c9\u3067 <code>ipv6 access-list<\/code> \u3092\u4f7f\u3044\u3001ACL\u30eb\u30fc\u30eb\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n\n\n\n<li>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30e2\u30fc\u30c9\u3067 <code>ipv6 traffic-filter<\/code> \u3092\u4f7f\u3044\u3001ACL\u3092\u9069\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u5b9a\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b7\u30ca\u30ea\u30aa\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30db\u30b9\u30c8 <code>2001:1:1:10::11<\/code> \u304b\u3089\u306e <strong>SSH(22\u756a\u30dd\u30fc\u30c8)<\/strong> \u3068 <strong>Telnet(23\u756a\u30dd\u30fc\u30c8)<\/strong> \u3092\u62d2\u5426<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af <code>2001:1:1:10::\/64<\/code> \u304b\u3089\u30db\u30b9\u30c8 <code>2001:2:2:20::22<\/code> \u3078\u306e <strong>PING(ICMP echo-request)<\/strong> \u3092\u62d2\u5426<\/li>\n\n\n\n<li>\u305d\u308c\u4ee5\u5916\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306f\u8a31\u53ef<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">ACL\u540d\u306f <code>TEST-V6ACL<\/code> \u3068\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>R1(config)# ipv6 access-list TEST-V6ACL\nR1(config-ipv6-acl)# deny tcp host 2001:1:1:10::11 any eq 22\nR1(config-ipv6-acl)# deny tcp host 2001:1:1:10::11 any eq 23\nR1(config-ipv6-acl)# deny icmp 2001:1:1:10::\/64 host 2001:2:2:20::22 echo-request\nR1(config-ipv6-acl)# permit ipv6 any any\n\nR1(config)# interface GigabitEthernet0\/0\nR1(config-if)# ipv6 traffic-filter TEST-V6ACL in<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u4e0d\u8981\u306a\u901a\u4fe1\u3092\u5236\u5fa1\u3057\u3064\u3064\u3001\u5fc5\u8981\u306a\u901a\u4fe1\u306f\u901a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 ACL\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u5b9a\u5f8c\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067ACL\u306e\u52d5\u4f5c\u72b6\u6cc1\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>ACL\u306e\u30d2\u30c3\u30c8\u56de\u6570\u78ba\u8a8d<\/strong> <code>show ipv6 access-list<\/code> \u203b \u30ab\u30a6\u30f3\u30bf\u3092\u30ea\u30bb\u30c3\u30c8\u3057\u305f\u3044\u3068\u304d\u306f <code>clear access-list counters<\/code> \u3092\u4f7f\u7528<\/li>\n\n\n\n<li><strong>ACL\u306e\u9069\u7528\u72b6\u6cc1\u78ba\u8a8d<\/strong> <code>show ipv6 interface<\/code> \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u3069\u306eACL\u304c\u3069\u306e\u65b9\u5411\uff08in\/out\uff09\u3067\u9069\u7528\u3055\u308c\u3066\u3044\u308b\u304b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">IPv6 ACL\u3067\u6ce8\u610f\u3059\u3079\u304d\u70b9<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u8981\u6700\u4f4e\u9650\u306edeny\u30eb\u30fc\u30eb\u3060\u3051\u3092\u66f8\u304d\u305f\u3044\u5834\u5408\u306f\u3001\u6700\u5f8c\u306b <code>permit icmp any any nd-na permit icmp any any nd-ns<\/code> \u3092\u5165\u308c\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/li>\n\n\n\n<li>\u660e\u793a\u7684\u306b\u300cpermit ipv6 any any\u300d\u3092\u5165\u308c\u3066\u304a\u304f\u3068\u3001\u4e0d\u8981\u306a\u906e\u65ad\u3092\u907f\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\uff1a\u300cIPv6 ACL\u306b\u306f\u6697\u9ed9\u306epermit\u3068\u6697\u9ed9\u306edeny\u304c\u5171\u5b58\u3059\u308b\u300d\u3068\u3044\u3046\u70b9\u304c\u554f\u308f\u308c\u3084\u3059\u3044\u3067\u3059\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\/04\/IPv6\uff08\u57fa\u672c\u8a2d\u5b9a\u3068ACL\uff09.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"IPv6\uff08\u57fa\u672c\u8a2d\u5b9a\u3068ACL\uff09\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-519cf775-231e-4d82-925e-7f47dc78c0f6\" href=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/04\/IPv6\uff08\u57fa\u672c\u8a2d\u5b9a\u3068ACL\uff09.pdf\">IPv6\uff08\u57fa\u672c\u8a2d\u5b9a\u3068ACL\uff09<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>IPv6\u306e\u6709\u52b9\u5316 Cisco\u30eb\u30fc\u30bf\u3067IPv6\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305aIPv6\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3092ON\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u7121\u52b9\u5316\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u5fc5\u305a\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u3053\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f [&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":[13],"tags":[],"class_list":["post-391","post","type-post","status-publish","format-standard","hentry","category-ip-connect"],"_links":{"self":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/391","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=391"}],"version-history":[{"count":3,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/391\/revisions"}],"predecessor-version":[{"id":708,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/391\/revisions\/708"}],"wp:attachment":[{"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=391"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=391"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ccna-curriculum.tech-village.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=391"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}