{"id":98,"date":"2025-02-10T20:43:00","date_gmt":"2025-02-10T11:43:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=98"},"modified":"2025-10-09T10:13:42","modified_gmt":"2025-10-09T01:13:42","slug":"9-arp%e3%83%bbrarp%e3%83%bbgarp","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=98","title":{"rendered":"ARP\u30fbRARP\u30fbGARP"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">ARP\u3068\u306f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><span class=\"swl-marker mark_yellow\">ARP\uff08Address Resolution Protocol\uff09<\/span><\/strong><br>\u2192 IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u3001\u901a\u4fe1\u306b\u5fc5\u8981\u306a <strong>MAC\u30a2\u30c9\u30ec\u30b9<\/strong> \u3092\u8abf\u3079\u308b\u4ed5\u7d44\u307f\u3002<\/li>\n\n\n\n<li>\u7406\u7531\uff1aLAN\u901a\u4fe1\u3067\u306f\u3001\u6700\u7d42\u7684\u306b\u300cMAC\u30a2\u30c9\u30ec\u30b9\u300d\u3067\u30c7\u30fc\u30bf\u3092\u5c4a\u3051\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\u4f8b\u3048\uff1aIP\u30a2\u30c9\u30ec\u30b9\uff1d\u90e8\u5c4b\u756a\u53f7\u3001MAC\u30a2\u30c9\u30ec\u30b9\uff1d\u90f5\u4fbf\u30dd\u30b9\u30c8\u306e\u4f4d\u7f6e\u3002\u90e8\u5c4b\u756a\u53f7\u3060\u3051\u3067\u306f\u624b\u7d19\u3092\u6295\u51fd\u3067\u304d\u306a\u3044\u306e\u3067\u3001ARP\u3067\u30dd\u30b9\u30c8\u306e\u5834\u6240\u3092\u8abf\u3079\u308b\u3002<\/p>\n\n\n<div class=\"wp-block-image is-style-border\">\n<figure class=\"alignleft size-full is-resized\"><img decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_41_04.png\" alt=\"\" class=\"wp-image-467\" style=\"width:401px;height:auto\" srcset=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_41_04.png 1024w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_41_04-300x300.png 300w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_41_04-150x150.png 150w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_41_04-768x768.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">ARP\u306e\u4ed5\u7d44\u307f\uff082\u7a2e\u985e\u306e\u30d1\u30b1\u30c3\u30c8\uff09<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><span class=\"swl-marker mark_yellow\"><strong>ARP\u30ea\u30af\u30a8\u30b9\u30c8<\/strong>\uff08Request\uff09<\/span>\n<ul class=\"wp-block-list\">\n<li>\u300c\u3053\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u6301\u3063\u3066\u3044\u308b\u306e\u306f\u8ab0\uff1fMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6559\u3048\u3066\uff01\u300d\u3068 <strong>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/strong>\uff08\u5168\u54e1\u306b\u547c\u3073\u304b\u3051\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><span class=\"swl-marker mark_yellow\"><strong>ARP\u30ea\u30d7\u30e9\u30a4<\/strong>\uff08Reply\uff09<\/span>\n<ul class=\"wp-block-list\">\n<li>\u8a72\u5f53\u3059\u308bPC\u3060\u3051\u304c\u300c\u305d\u308c\u306f\u79c1\u3067\u3059\u3002\u79c1\u306eMAC\u306f\u25cb\u25cb\u3067\u3059\u300d\u3068 <strong>\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8<\/strong>\uff08\u547c\u3073\u304b\u3051\u3066\u304d\u305fPC\u3060\u3051\u306b\u8fd4\u7b54\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udca1 <strong>\u52d5\u4f5c\u4f8b<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PC A\uff08192.168.0.1\uff09\u304cPC B\uff08192.168.0.2\uff09\u306b\u901a\u4fe1\u3057\u305f\u3044<\/li>\n\n\n\n<li>PC A \u2192 \u300c192.168.0.2 \u306eMAC\u3092\u77e5\u3063\u3066\u308b\u4eba\uff1f\u300d\u3068\u5168\u54e1\u306bARP\u30ea\u30af\u30a8\u30b9\u30c8<\/li>\n\n\n\n<li>PC B \u2192 \u300c\u306f\u3044\u3001\u79c1\u306eMAC\u306f XX-XX-XX-XX-XX-XX\u300d\u3068\u8fd4\u3059<\/li>\n\n\n\n<li>PC A \u2192 B\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u899a\u3048\u3066\u901a\u4fe1\u53ef\u80fd\u306b<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image is-style-border\">\n<figure class=\"alignleft size-full is-resized\"><img decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_48_07.png\" alt=\"\" class=\"wp-image-468\" style=\"width:401px;height:auto\" srcset=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_48_07.png 1024w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_48_07-300x300.png 300w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_48_07-150x150.png 150w, https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ChatGPT-Image-2025\u5e7410\u67083\u65e5-14_48_07-768x768.png 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u901a\u4fe1\u6642\u306eARP<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u76f8\u624b\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u5225\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5834\u5408\uff08\u4f8b\uff1a172.16.0.1\uff09<\/li>\n\n\n\n<li>PC\u306f\u76f4\u63a5\u305d\u306e\u76f8\u624b\u306eMAC\u3092\u63a2\u3055\u305a\u3001<strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff08\u30eb\u30fc\u30bf\uff09<\/strong> \u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u3066\u901a\u4fe1\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\"><strong>\u4f8b\u3048<\/strong>\uff1a\u9055\u3046\u753a\u306e\u4eba\u306b\u624b\u7d19\u3092\u51fa\u3059\u3068\u304d\u3001\u76f4\u63a5\u63a2\u3055\u305a\u3001\u307e\u305a\u90f5\u4fbf\u5c40\uff08\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09\u306b\u6e21\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">RARP\u3068\u306f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><span class=\"swl-marker mark_yellow\">RARP\uff08Reverse ARP\uff09<\/span><\/strong>\uff1aARP\u306e\u9006\u3002<\/li>\n\n\n\n<li><strong>MAC\u30a2\u30c9\u30ec\u30b9 \u2192 IP\u30a2\u30c9\u30ec\u30b9<\/strong> \u3092\u8abf\u3079\u308b\u4ed5\u7d44\u307f\u3002<\/li>\n\n\n\n<li>\u4f7f\u308f\u308c\u65b9\uff1aIP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u5206\u3067\u6301\u3066\u306a\u3044\u6a5f\u5668\uff08\u53e4\u3044\u7aef\u672b\u306a\u3069\uff09\u304c\u3001\u8d77\u52d5\u6642\u306b\u300c\u79c1\u306eIP\u306f\u4f55\u3067\u3059\u304b\uff1f\u300d\u3068\u805e\u304d\u3001RARP\u30b5\u30fc\u30d0\u304b\u3089\u5272\u308a\u5f53\u3066\u3066\u3082\u3089\u3046\u3002<\/li>\n\n\n\n<li>\u203b\u73fe\u5728\u306fDHCP\u304c\u4e3b\u6d41\u306a\u306e\u3067\u3001RARP\u306f\u307b\u307c\u4f7f\u308f\u308c\u306a\u3044\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">GARP\u3068\u306f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><span class=\"swl-marker mark_yellow\">GARP\uff08Gratuitous ARP\uff09<\/span><\/strong> \u306f\u3001ARP\u306e\u4e00\u7a2e\u3002<\/li>\n\n\n\n<li>\u901a\u5e38\u306eARP\u306f\u300c\u76f8\u624b\u306eIP \u2192 MAC\u3092\u77e5\u308b\u300d\u305f\u3081\u306b\u4f7f\u3046\u304c\u3001GARP\u306f\u300c\u81ea\u5206\u306eIP\u306b\u5bfe\u3057\u3066\u3001\u81ea\u5206\u306eMAC\u3092\u901a\u77e5\u3059\u308b\u300d\u4ed5\u7d44\u307f\u3002<\/li>\n\n\n\n<li>\u4e3b\u306a\u5f79\u5272\u306f\u6b21\u306e2\u3064\u3002\n<ol class=\"wp-block-list\">\n<li><strong>IP\u30a2\u30c9\u30ec\u30b9\u306e\u91cd\u8907\u691c\u51fa<\/strong>\uff08\u540c\u3058IP\u3092\u4f7f\u3063\u3066\u3044\u308b\u6a5f\u5668\u304c\u306a\u3044\u304b\u78ba\u8a8d\uff09<\/li>\n\n\n\n<li><strong>ARP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u66f4\u65b0<\/strong>\uff08\u5468\u56f2\u306e\u6a5f\u5668\u306b\u81ea\u5206\u306eMAC\u3092\u77e5\u3089\u305b\u308b\uff09<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\ud83d\udca1 <strong>\u521d\u5fc3\u8005\u30dd\u30a4\u30f3\u30c8<\/strong>\uff1aGARP\u306f\u300c\u81ea\u5df1\u7d39\u4ecb\u300d\u3068\u300c\u4f4f\u6240\u304b\u3076\u308a\u30c1\u30a7\u30c3\u30af\u300d\u306e\u5f79\u5272\u3092\u6301\u3064\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">GARP\u306e\u5f79\u5272\u2460 IP\u30a2\u30c9\u30ec\u30b9\u91cd\u8907\u306e\u691c\u51fa<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6a5f\u5668\u304c\u65b0\u3057\u3044IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u304d\u3001\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u3067\u540c\u3058\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3063\u3066\u3044\u308b\u4eba\u304c\u3044\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3002<\/li>\n\n\n\n<li>\u6d41\u308c\uff08\u4f8b\uff09\uff1a\n<ol class=\"wp-block-list\">\n<li>\u6a5f\u5668\u304c\u300c\u3053\u306eIP\u306f\u79c1\u304c\u4f7f\u3063\u3066\u3044\u3044\uff1f\u300d\u3068GARP\u3092\u9001\u4fe1<\/li>\n\n\n\n<li>\u4ed6\u306b\u540c\u3058IP\u3092\u4f7f\u3063\u3066\u3044\u308b\u6a5f\u5668\u304c\u3044\u308c\u3070\u5fdc\u7b54\u304c\u8fd4\u308b<\/li>\n\n\n\n<li>\u5fdc\u7b54\u304c\u306a\u3051\u308c\u3070\u305d\u306eIP\u3092\u5229\u7528\u958b\u59cb\u3067\u304d\u308b<\/li>\n<\/ol>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\ud83d\udca1 <strong>\u4f8b\u3048<\/strong>\uff1a\u6559\u5ba4\u3067\u300c\u3053\u306e\u5e2d\u4f7f\u3063\u3066\u3044\u3044\uff1f\u300d\u3068\u58f0\u3092\u304b\u3051\u3001\u8ab0\u3082\u53cd\u5fdc\u3057\u306a\u3051\u308c\u3070\u5ea7\u308c\u308b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">GARP\u306e\u5f79\u5272\u2461 ARP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u66f4\u65b0<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u306f\u300cARP\u30ad\u30e3\u30c3\u30b7\u30e5\u300d\u3068\u3044\u3046\u8868\u3092\u6301\u3063\u3066\u304a\u308a\u3001IP\u3068MAC\u306e\u5bfe\u5fdc\u3092\u899a\u3048\u3066\u3044\u308b\u3002<\/li>\n\n\n\n<li>GARP\u3092\u9001\u4fe1\u3059\u308b\u3068\u3001\u3053\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4e00\u6589\u306b\u66f4\u65b0\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5229\u7528\u4f8b<\/strong>\uff1aVRRP\u3084HSRP\u3068\u3044\u3063\u305f\u5197\u9577\u5316\u6280\u8853\u3067\u3001\u30eb\u30fc\u30bf\u304c\u5207\u308a\u66ff\u308f\u3063\u305f\u3068\u304d\u306b\u300c\u65b0\u3057\u3044MAC\u30a2\u30c9\u30ec\u30b9\u3060\u3088\u300d\u3068\u5468\u56f2\u306b\u77e5\u3089\u305b\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"is-style-icon_pen wp-block-paragraph\">\ud83d\udca1 <strong>\u4f8b\u3048<\/strong>\uff1a\u5f15\u3063\u8d8a\u3057\u3092\u3057\u305f\u3068\u304d\u306b\u3001\u8fd1\u6240\u306b\u300c\u65b0\u3057\u3044\u4f4f\u6240\u306f\u3053\u3061\u3089\u300d\u3068\u6328\u62f6\u3057\u3066\u56de\u308b\u30a4\u30e1\u30fc\u30b8\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ARP \/ RARP \/ GARP \u306e\u9055\u3044<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u30d7\u30ed\u30c8\u30b3\u30eb<\/th><th>\u5f79\u5272<\/th><\/tr><\/thead><tbody><tr><td><strong>ARP<\/strong><\/td><td>IP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u76f8\u624b\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u77e5\u308b<\/td><\/tr><tr><td><strong>RARP<\/strong><\/td><td>\u81ea\u5206\u306eMAC\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u81ea\u5206\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u77e5\u308b<\/td><\/tr><tr><td><strong>GARP<\/strong><\/td><td>\u81ea\u5206\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u91cd\u8907\u3057\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b &amp; \u5468\u56f2\u306eARP\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u66f4\u65b0\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\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\/ARP\u30fbRARP\u30fbGARP.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"ARP\u30fbRARP\u30fbGARP\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-81a63bd4-ddce-44a4-9ae4-7e81a8a33e6a\" href=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/ARP\u30fbRARP\u30fbGARP.pdf\">ARP\u30fbRARP\u30fbGARP<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>ARP\u3068\u306f \u4f8b\u3048\uff1aIP\u30a2\u30c9\u30ec\u30b9\uff1d\u90e8\u5c4b\u756a\u53f7\u3001MAC\u30a2\u30c9\u30ec\u30b9\uff1d\u90f5\u4fbf\u30dd\u30b9\u30c8\u306e\u4f4d\u7f6e\u3002\u90e8\u5c4b\u756a\u53f7\u3060\u3051\u3067\u306f\u624b\u7d19\u3092\u6295\u51fd\u3067\u304d\u306a\u3044\u306e\u3067\u3001ARP\u3067\u30dd\u30b9\u30c8\u306e\u5834\u6240\u3092\u8abf\u3079\u308b\u3002 ARP\u306e\u4ed5\u7d44\u307f\uff082\u7a2e\u985e\u306e\u30d1\u30b1\u30c3\u30c8\uff09 \ud83d\udca1 \u52d5\u4f5c\u4f8b \u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u901a\u4fe1\u6642\u306eAR 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