{"id":190,"date":"2025-02-11T11:46:00","date_gmt":"2025-02-11T02:46:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=190"},"modified":"2025-10-09T11:10:43","modified_gmt":"2025-10-09T02:10:43","slug":"ip%e3%82%a2%e3%83%89%e3%83%ac%e3%82%b9","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=190","title":{"rendered":"IP\u30a2\u30c9\u30ec\u30b9"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">IP\u30a2\u30c9\u30ec\u30b9\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">IP\u30a2\u30c9\u30ec\u30b9<\/span><\/strong>\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3084LAN\u306a\u3069\u306eIP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u63a5\u7d9a\u3055\u308c\u305f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3084\u30eb\u30fc\u30bf\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u300c\u8b58\u5225\u756a\u53f7\u300d\u3067\u3059\u3002\u96fb\u8a71\u756a\u53f7\u3084\u4f4f\u6240\u306e\u3088\u3046\u306b\u3001\u901a\u4fe1\u76f8\u624b\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e\u5f79\u5272\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306f\u672c\u6765 <strong><span class=\"swl-marker mark_yellow\">32\u30d3\u30c3\u30c8\u306e2\u9032\u6570 <\/span><\/strong>\u3067\u8868\u3055\u308c\u307e\u3059\u304c\u3001\u4eba\u9593\u306b\u3068\u3063\u3066\u8aad\u307f\u3084\u3059\u304f\u3059\u308b\u305f\u3081\u306b8\u30d3\u30c3\u30c8\u3054\u3068\u306b\u533a\u5207\u308a\u300110\u9032\u6570\u306b\u5909\u63db\u3057\u3066\u300c192.168.0.1\u300d\u306e\u3088\u3046\u306b\u8868\u8a18\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">32\u30d3\u30c3\u30c8\u306e\u7d44\u307f\u5408\u308f\u305b\u306f <strong><span class=\"swl-marker mark_yellow\">2\u306e32\u4e57\uff08\u7d0443\u5104\u901a\u308a\uff09<\/span><\/strong> \u3042\u308a\u3001\u3053\u306e\u6570\u3060\u3051IP\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IPv4\u3068IPv6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306b\u306f2\u3064\u306e\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><span class=\"swl-marker mark_yellow\">IPv4<\/span><\/strong>\uff1a\u5f93\u6765\u304b\u3089\u5229\u7528\u3055\u308c\u3066\u3044\u308b32\u30d3\u30c3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3002\u73fe\u5728\u3082\u6700\u3082\u591a\u304f\u4f7f\u308f\u308c\u3066\u3044\u308b\u3002<\/li>\n\n\n\n<li><strong><span class=\"swl-marker mark_yellow\">IPv6<\/span><\/strong>\uff1aIPv4\u30a2\u30c9\u30ec\u30b9\u306e\u67af\u6e07\u3092\u89e3\u6d88\u3059\u308b\u305f\u3081\u306b\u958b\u767a\u3055\u308c\u305f128\u30d3\u30c3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u3002\u8868\u8a18\u306f\u300c2001:db8::1\u300d\u306e\u3088\u3046\u306b16\u9032\u6570\u3067\u8868\u3055\u308c\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u72b6\u3067\u306fIPv4\u304c\u4e3b\u6d41\u3067\u3059\u304c\u3001\u5c11\u3057\u305a\u3064IPv6\u306e\u5229\u7528\u3082\u5e83\u304c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Windows\u3067\u81ea\u5206\u306ePC\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b9\u30bf\u30fc\u30c8\u30e1\u30cb\u30e5\u30fc\u3067\u300ccmd\u300d\u3068\u5165\u529b\u3057\u3001\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u3092\u958b\u304f<\/li>\n\n\n\n<li><code>ipconfig<\/code> \u3068\u5165\u529b\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u300c192.168.0.1\u300d\u3068\u8868\u793a\u3055\u308c\u308c\u3070\u3001\u305d\u308c\u304c\u73fe\u5728\u306eIP\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u69cb\u6210<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306f\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u300d\u3068\u300c\u30db\u30b9\u30c8\u90e8\u300d\u306e2\u3064\u306b\u5206\u304b\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><span class=\"swl-marker mark_yellow\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8<\/span><\/strong>\uff1a\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5c5e\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3059\u90e8\u5206<\/li>\n\n\n\n<li><strong><span class=\"swl-marker mark_yellow\">\u30db\u30b9\u30c8\u90e8<\/span><\/strong>\uff1a\u305d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u3067\u3069\u306e\u6a5f\u5668\u304b\u3092\u8b58\u5225\u3059\u308b\u90e8\u5206<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<code>192.168.5.200\/16<\/code><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>\/16<\/code> \u306f\u5148\u982d16\u30d3\u30c3\u30c8\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3059<\/li>\n\n\n\n<li><code>192.168.5<\/code> \u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8<\/li>\n\n\n\n<li>\u6b8b\u308a\u306e <code>200<\/code> \u304c\u30db\u30b9\u30c8\u90e8<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3064\u307e\u308a\u3001\u3053\u306e\u5834\u5408\u300c192.168.5\u300d\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8868\u3057\u3001\u305d\u306e\u4e2d\u306e\u300c.200\u300d\u304c\u7279\u5b9a\u306e\u30db\u30b9\u30c8\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u30af\u30e9\u30b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u7528\u9014\u3084\u898f\u6a21\u306b\u5fdc\u3058\u3066\u30af\u30e9\u30b9\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30af\u30e9\u30b9<\/th><th>\u30a2\u30c9\u30ec\u30b9\u7bc4\u56f2<\/th><th>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 \/ \u30db\u30b9\u30c8\u90e8<\/th><th>\u4e3b\u306a\u7528\u9014<\/th><\/tr><\/thead><tbody><tr><td>\u30af\u30e9\u30b9A<\/td><td>0.0.0.0 \uff5e 127.255.255.255<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 8bit \/ \u30db\u30b9\u30c8\u90e8 24bit<\/td><td>\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B<\/td><td>128.0.0.0 \uff5e 191.255.255.255<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 16bit \/ \u30db\u30b9\u30c8\u90e8 16bit<\/td><td>\u4e2d\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/td><\/tr><tr><td>\u30af\u30e9\u30b9C<\/td><td>192.0.0.0 \uff5e 223.255.255.255<\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 24bit \/ \u30db\u30b9\u30c8\u90e8 8bit<\/td><td>\u5c0f\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/td><\/tr><tr><td>\u30af\u30e9\u30b9D<\/td><td>224.0.0.0 \uff5e 239.255.255.255<\/td><td>\u4e0b\u4f4d28bit\u304c\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8ID<\/td><td>\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8<\/td><\/tr><tr><td>\u30af\u30e9\u30b9E<\/td><td>240.0.0.0 \uff5e 255.255.255.255<\/td><td>\u5b9a\u7fa9\u306a\u3057<\/td><td>\u5b9f\u9a13\u7528<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u5404\u30af\u30e9\u30b9\u306e\u7279\u5fb4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30b9A<\/strong>\uff1a\u30db\u30b9\u30c8\u90e8\u304c24\u30d3\u30c3\u30c8\u3042\u308b\u306e\u3067\u30011\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067 <strong>\u7d041677\u4e07\u53f0<\/strong> \u306e\u30db\u30b9\u30c8\u3092\u53ce\u5bb9\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30af\u30e9\u30b9B<\/strong>\uff1a\u30db\u30b9\u30c8\u90e8\u304c16\u30d3\u30c3\u30c8\u3067\u30011\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b <strong>\u7d046\u4e075\u5343\u53f0<\/strong> \u306e\u30db\u30b9\u30c8\u3092\u53ce\u5bb9\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30af\u30e9\u30b9C<\/strong>\uff1a\u30db\u30b9\u30c8\u90e8\u304c8\u30d3\u30c3\u30c8\u3067\u30011\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b <strong>254\u53f0<\/strong> \u306e\u30db\u30b9\u30c8\u3092\u53ce\u5bb9\u53ef\u80fd<\/li>\n\n\n\n<li><strong>\u30af\u30e9\u30b9D<\/strong>\uff1a\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u901a\u4fe1\u306b\u5229\u7528\u3055\u308c\u308b\u7279\u5225\u306a\u30a2\u30c9\u30ec\u30b9<\/li>\n\n\n\n<li><strong>\u30af\u30e9\u30b9E<\/strong>\uff1a\u4e88\u7d04\u30a2\u30c9\u30ec\u30b9\u3067\u3001\u901a\u5e38\u306f\u4f7f\u7528\u3055\u308c\u306a\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2\u9032\u6570\u3067\u899a\u3048\u308b\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306e\u30af\u30e9\u30b9\u309210\u9032\u6570\u3067\u6697\u8a18\u3059\u308b\u306e\u306f\u5927\u5909\u3067\u3059\u304c\u30012\u9032\u6570\u306e\u5148\u982d\u30d3\u30c3\u30c8\u3092\u898b\u308b\u3068\u7c21\u5358\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30af\u30e9\u30b9<\/th><th>\u5148\u982d\u306e\u30d3\u30c3\u30c8\u5217<\/th><th>\u958b\u59cb\u30a2\u30c9\u30ec\u30b9<\/th><\/tr><\/thead><tbody><tr><td>\u30af\u30e9\u30b9A<\/td><td>0xxxxxxx<\/td><td>0.0.0.0 \uff5e<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B<\/td><td>10xxxxxx<\/td><td>128.0.0.0 \uff5e<\/td><\/tr><tr><td>\u30af\u30e9\u30b9C<\/td><td>110xxxxx<\/td><td>192.0.0.0 \uff5e<\/td><\/tr><tr><td>\u30af\u30e9\u30b9D<\/td><td>1110xxxx<\/td><td>224.0.0.0 \uff5e<\/td><\/tr><tr><td>\u30af\u30e9\u30b9E<\/td><td>1111xxxx<\/td><td>240.0.0.0 \uff5e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u300c\u3069\u306e\u7bc4\u56f2\u304c\u3069\u306e\u30af\u30e9\u30b9\u304b\u300d\u300c\u30db\u30b9\u30c8\u6570\u306f\u3044\u304f\u3064\u304b\u300d\u304c\u3088\u304f\u554f\u308f\u308c\u308b\u306e\u3067\u3001<strong>\u30af\u30e9\u30b9\u306e\u59cb\u307e\u308a\u306e\u30d3\u30c3\u30c8\u5217\u3092\u899a\u3048\u308b<\/strong> \u3068\u52b9\u7387\u3088\u304f\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e88\u7d04\u6e08\u307fIP\u30a2\u30c9\u30ec\u30b9\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306b\u306f\u3001\u901a\u5e38\u306e\u30db\u30b9\u30c8\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u306a\u3044\u300c\u7279\u5225\u306a\u7528\u9014\u300d\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u3092 <strong><span class=\"swl-marker mark_yellow\">\u4e88\u7d04\u6e08\u307fIP\u30a2\u30c9\u30ec\u30b9<\/span><\/strong> \u3068\u547c\u3073\u307e\u3059\u3002\u4ee3\u8868\u7684\u306a\u306e\u306f <strong><span class=\"swl-marker mark_yellow\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u3001\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3001\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c9\u30ec\u30b9<\/span><\/strong> \u306e3\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"swl-marker mark_yellow\">\u30db\u30b9\u30c8\u90e8\u306e\u30d3\u30c3\u30c8\u304c\u3059\u3079\u3066 <strong>0<\/strong> \u306e\u30a2\u30c9\u30ec\u30b9<\/span>\u3067\u3059\u3002<br>\u305d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u81ea\u4f53\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u308f\u308c\u3001\u500b\u3005\u306e\u30db\u30b9\u30c8\u306b\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<code>192.168.1.0\/24<\/code><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9 \u2192 <code>192.168.1.0<\/code><\/li>\n\n\n\n<li>\u3053\u306e\u5834\u5408\u3001<code>.0<\/code> \u306f\u30db\u30b9\u30c8\u306b\u5272\u308a\u5f53\u3066\u4e0d\u53ef<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"swl-marker mark_yellow\">\u30db\u30b9\u30c8\u90e8\u306e\u30d3\u30c3\u30c8\u304c\u3059\u3079\u3066 <strong>1<\/strong> \u306e\u30a2\u30c9\u30ec\u30b9<\/span>\u3067\u3059\u3002<br>\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5c5e\u3059\u308b\u5168\u30db\u30b9\u30c8\u306b\u4e00\u6589\u9001\u4fe1\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\uff1a<code>192.168.1.0\/24<\/code><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9 \u2192 <code>192.168.1.255<\/code><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c9\u30ec\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><code>127.0.0.0\/8<\/code> \u306e\u7bc4\u56f2\u306f\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u7528\u306b\u4e88\u7d04\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3082 <strong><span class=\"swl-marker mark_yellow\">127.0.0.1<\/span><\/strong> \u304c\u7279\u306b\u6709\u540d\u3067\u3001\u81ea\u5206\u81ea\u8eab\u3092\u6307\u3059\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001PC\u3067 <code>ping 127.0.0.1<\/code> \u3092\u5b9f\u884c\u3057\u5fdc\u7b54\u304c\u8fd4\u3063\u3066\u304f\u308c\u3070\u3001TCP\/IP\u30b9\u30bf\u30c3\u30af\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b \u8a66\u9a13\u3067\u3088\u304f\u51fa\u308b\u6ce8\u610f\u70b9\uff1a<code>172.16.1.0\/16<\/code> \u306f\u898b\u305f\u76ee\u304c\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u300d\u306b\u898b\u3048\u307e\u3059\u304c\u3001\u30db\u30b9\u30c8\u90e8\u304c\u3059\u3079\u30660\u3067\u306f\u306a\u3044\u305f\u3081\u30db\u30b9\u30c8\u306b\u5272\u308a\u5f53\u3066\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u306e\u7a2e\u985e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306b\u306f\u5927\u304d\u304f\u5206\u3051\u3066<strong><span class=\"swl-marker mark_yellow\">\u30ed\u30fc\u30ab\u30eb\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/span><\/strong>\u3068<strong><span class=\"swl-marker mark_yellow\">\u30c0\u30a4\u30ec\u30af\u30c8\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/span><\/strong>\u306e2\u7a2e\u985e\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ed\u30fc\u30ab\u30eb\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u5206\u304c\u6240\u5c5e\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5411\u3051\u305f\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3067\u3059\u3002<br>\u4f8b\u3048\u3070 <code>172.16.0.0\/16<\/code> \u306b\u304a\u3051\u308b\u30ed\u30fc\u30ab\u30eb\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u306f\u3001<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>172.16.255.255<\/code><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u306a\u308a\u3001\u3053\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u5168\u30db\u30b9\u30c8\u304c\u5bfe\u8c61\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c0\u30a4\u30ec\u30af\u30c8\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u5206\u304c\u6240\u5c5e\u3057\u3066\u3044\u306a\u3044\u5225\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5411\u3051\u305f\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3067\u3059\u3002<br>\u4f8b\u3048\u3070\u3001\u81ea\u5206\u304c <code>172.16.0.0\/16<\/code> \u306b\u3044\u308b\u72b6\u614b\u3067\u3001<code>172.17.255.255<\/code> \u306b\u5411\u3051\u3066\u9001\u4fe1\u3059\u308b\u5834\u5408\u3001\u3053\u308c\u306f\u30c0\u30a4\u30ec\u30af\u30c8\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001\u3053\u306e\u4ed5\u7d44\u307f\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4e0a\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u305f\u3081\u3001\u591a\u304f\u306e\u30eb\u30fc\u30bf\u3067\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8ee2\u9001\u304c\u7981\u6b62\u3055\u308c\u3066\u3044\u307e\u3059\u3002Cisco\u30eb\u30fc\u30bf\u3067\u3082 <strong><span class=\"swl-marker mark_yellow\">IOS 12.0\u4ee5\u964d\u306f\u7121\u52b9\u5316<\/span><\/strong> \u3055\u308c\u3066\u304a\u308a\u3001\u5fc5\u8981\u306a\u5834\u5408\u306e\u307f\u6b21\u306e\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Router(config-if)# ip directed-broadcast<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a2d\u5b9a\u306f\u30ea\u30e2\u30fc\u30c8\u304b\u3089\u306e <strong><span class=\"swl-marker mark_yellow\">Wake on LAN\uff08WoL\uff09<\/span><\/strong> \u306a\u3069\u306b\u5229\u7528\u3055\u308c\u308b\u30b1\u30fc\u30b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30ea\u30df\u30c6\u30c3\u30c9\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9b\u5148\u30a2\u30c9\u30ec\u30b9\u304c <span class=\"swl-marker mark_yellow\"><strong>255.255.255.255<\/strong> \u306e\u5834\u5408\u3092 <strong>\u30ea\u30df\u30c6\u30c3\u30c9\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/strong> <\/span>\u3068\u547c\u3073\u307e\u3059\u3002<br>\u3053\u308c\u306f\u300c\u73fe\u5728\u63a5\u7d9a\u3057\u3066\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u300d\u306b\u5bfe\u3059\u308b\u7279\u5225\u306a\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3067\u3059\u3002\u30eb\u30fc\u30bf\u3092\u8d8a\u3048\u3066\u4ed6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u5c4a\u304f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u7279\u306b\u6b21\u306e\u70b9\u304c\u3088\u304f\u51fa\u984c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\uff08\u30db\u30b9\u30c8\u90e8\u304c\u51680\uff09\u3068\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\uff08\u30db\u30b9\u30c8\u90e8\u304c\u51681\uff09\u306e\u5b9a\u7fa9<\/li>\n\n\n\n<li>\u30eb\u30fc\u30d7\u30d0\u30c3\u30af\u30a2\u30c9\u30ec\u30b9\uff08127.0.0.1\uff09\u306e\u5f79\u5272<\/li>\n\n\n\n<li>\u30ed\u30fc\u30ab\u30eb\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3068\u30c0\u30a4\u30ec\u30af\u30c8\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306e\u9055\u3044<\/li>\n\n\n\n<li>\u30ea\u30df\u30c6\u30c3\u30c9\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\uff08255.255.255.255\uff09\u306e\u5b58\u5728<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u3068\u3001IP\u30a2\u30c9\u30ec\u30b9\u95a2\u9023\u306e\u554f\u984c\u306b\u5f37\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">IP\u30a2\u30c9\u30ec\u30b9\u306f\u5927\u304d\u304f\u5206\u3051\u3066 <span class=\"swl-marker mark_yellow\"><strong>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9<\/strong> <\/span>\u3068 <span class=\"swl-marker mark_yellow\"><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9<\/strong> <\/span>\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\u3002\u4e21\u8005\u306e\u9055\u3044\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8a2d\u8a08\u3084CCNA\u8a66\u9a13\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u306f\u3001<strong><span class=\"swl-marker mark_yellow\">\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u4e00\u610f\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308bIP\u30a2\u30c9\u30ec\u30b9<\/span><\/strong> \u306e\u3053\u3068\u3067\u3059\u3002<br>\u5168\u4e16\u754c\u3067\u91cd\u8907\u3057\u306a\u3044\u3088\u3046\u306b\u3001ICANN\uff08\u56fd\u969b\u6a5f\u95a2\uff09\u304c\u7ba1\u7406\u3057\u3001\u65e5\u672c\u3067\u306fJPNIC\u304c\u5272\u308a\u5f53\u3066\u696d\u52d9\u3092\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u9664\u3044\u305f\u9818\u57df\u304c\u30b0\u30ed\u30fc\u30d0\u30ebIP\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30af\u30e9\u30b9<\/th><th>\u30a2\u30c9\u30ec\u30b9\u7bc4\u56f2<\/th><\/tr><\/thead><tbody><tr><td>\u30af\u30e9\u30b9A<\/td><td>1.0.0.0 \uff5e 9.255.255.255 \/ 11.0.0.0 \uff5e 126.255.255.255<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B<\/td><td>128.0.0.0 \uff5e 172.15.255.255 \/ 172.32.0.0 \uff5e 191.255.255.255<\/td><\/tr><tr><td>\u30af\u30e9\u30b9C<\/td><td>192.0.0.0 \uff5e 192.167.255.255 \/ 192.169.0.0 \uff5e 223.255.255.255<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u7686\u3055\u3093\u304c\u81ea\u5b85\u306ePC\u3067Web\u30b5\u30a4\u30c8\u3092\u95b2\u89a7\u3057\u3066\u3044\u308b\u3068\u304d\u3001\u30d7\u30ed\u30d0\u30a4\u30c0\u306e\u30eb\u30fc\u30bf\u306b\u306f\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u304c\u5272\u308a\u5f53\u3066\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5bb6\u5ead\u306ePC\u305d\u306e\u3082\u306e\u306b\u306f\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u304c\u8a2d\u5b9a\u3055\u308c\u3001\u30eb\u30fc\u30bf\u306b\u3088\u3063\u3066 <strong>NAT\/NAPT<\/strong> \u3067\u30b0\u30ed\u30fc\u30d0\u30ebIP\u306b\u5909\u63db\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u306f\u3001<strong><span class=\"swl-marker mark_yellow\">\u4f01\u696d\u3084\u5bb6\u5ead\u306a\u3069\u306e\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c02\u7528\u306b\u4f7f\u3048\u308bIP\u30a2\u30c9\u30ec\u30b9<\/span><\/strong> \u3067\u3059\u3002<br>\u3053\u306e\u7bc4\u56f2\u306e\u30a2\u30c9\u30ec\u30b9\u306f\u81ea\u7531\u306b\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u540c\u3058\u7d44\u7e54\u5185\u3067\u91cd\u8907\u3057\u306a\u3044\u3088\u3046\u306b\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3092\u6301\u3064\u6a5f\u5668\u306f\u3001\u305d\u306e\u307e\u307e\u3067\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3067\u304d\u307e\u305b\u3093\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u51fa\u308b\u969b\u306b\u306f\u3001\u30eb\u30fc\u30bf\u306a\u3069\u304c <strong><span class=\"swl-marker mark_yellow\">\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3057\u3066\u4ee3\u7406\u901a\u4fe1<\/span><\/strong> \u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u306e\u7bc4\u56f2<\/h4>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30af\u30e9\u30b9<\/th><th>\u30a2\u30c9\u30ec\u30b9\u7bc4\u56f2<\/th><\/tr><\/thead><tbody><tr><td>\u30af\u30e9\u30b9A<\/td><td>10.0.0.0 \uff5e 10.255.255.255<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B<\/td><td>172.16.0.0 \uff5e 172.31.255.255<\/td><\/tr><tr><td>\u30af\u30e9\u30b9C<\/td><td>192.168.0.0 \uff5e 192.168.255.255<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001<strong><span class=\"swl-marker mark_yellow\">\u3053\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u306e\u7bc4\u56f2\u3060\u3051\u899a\u3048\u3066\u304a\u304d\u3001\u305d\u308c\u4ee5\u5916\u306f\u3059\u3079\u3066\u30b0\u30ed\u30fc\u30d0\u30ebIP\u3068\u5224\u65ad\u3059\u308b<\/span><\/strong> \u306e\u304c\u52b9\u7387\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30dd\u30a4\u30f3\u30c8\u6574\u7406<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b0\u30ed\u30fc\u30d0\u30ebIP<\/strong>\uff1a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3067\u552f\u4e00\u306e\u30a2\u30c9\u30ec\u30b9\u3002ICANN\/JPNIC\u304c\u7ba1\u7406\u3002<\/li>\n\n\n\n<li><strong>\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP<\/strong>\uff1a\u7d44\u7e54\u5185\u90e8\u3067\u81ea\u7531\u306b\u5229\u7528\u53ef\u80fd\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u306b\u306fNAT\u304c\u5fc5\u8981\u3002<\/li>\n\n\n\n<li><strong>\u6697\u8a18\u306e\u30b3\u30c4<\/strong>\uff1a\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u306e\u7bc4\u56f2\uff0810.0.0.0\/8\u3001172.16.0.0\/12\u3001192.168.0.0\/16\uff09\u3060\u3051\u899a\u3048\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u9055\u3044\u306f\u8a66\u9a13\u3067\u3082\u983b\u51fa\u306a\u306e\u3067\u3001\u3057\u3063\u304b\u308a\u6574\u7406\u3057\u3066\u899a\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\/IP\u30a2\u30c9\u30ec\u30b9.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"IP\u30a2\u30c8\u3099\u30ec\u30b9\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-cb4fd5fb-ddcd-4c2e-9231-cccfe253b6ac\" href=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/IP\u30a2\u30c9\u30ec\u30b9.pdf\">IP\u30a2\u30c8\u3099\u30ec\u30b9<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>IP\u30a2\u30c9\u30ec\u30b9\u3068\u306f 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