{"id":13524,"date":"2023-05-10T15:09:43","date_gmt":"2023-05-10T06:09:43","guid":{"rendered":"https:\/\/www.secuavail.com\/kb\/?p=13524"},"modified":"2023-05-12T11:15:26","modified_gmt":"2023-05-12T02:15:26","slug":"arp-linux","status":"publish","type":"post","link":"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/","title":{"rendered":"ARP\u3063\u3066\u4f55\u3060\u30fb\u30fb\uff1f\u65b0\u5165\u793e\u54e1\u304c\u8abf\u3079\u3066\u307f\u305f\uff08Linux\u7248\uff09"},"content":{"rendered":"<p>\u4eca\u56de\u306f\u65b0\u5165\u793e\u54e1\u7814\u4fee\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u30ca\u30ec\u30c3\u30b8\u30b9\u30c6\u30a2\u3092\u66f8\u3053\u3046\u3068\u3044\u3046\u4e8b\u3067\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u30c6\u30fc\u30de\u306f\u300cARP\u3068\u306f\u4f55\uff1f\u300d\u3067\u3001\u7d4c\u7def\u3068\u3057\u3066\u306f\u5148\u8f29\u65b9\u304b\u3089ARP\u3001\u7279\u306bGARP\u3092\u3088\u304f\u4f7f\u3046\u3068\u306e\u4e8b\u3067\u3001\u3053\u306e\u6a5f\u4f1a\u306b\u52c9\u5f37\u3057\u306a\u304c\u3089\u66f8\u3044\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u3001\u672c\u8a18\u4e8b\u3067\u306f\u4ee5\u4e0b\u306e\u4e8b\u3092\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n<p>1.ARP\u3068\u306f\u4f55\u304b<\/p>\n<p>2.ARP\u30c6\u30fc\u30d6\u30eb\u306b\u3064\u3044\u3066<\/p>\n<p>3.\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u5b9f\u8df5<\/p>\n<p><strong>\u76ee\u7684\u30fb\u30fb<\/strong><br \/>\nARP\u3092\u77e5\u3089\u306a\u3044\u65b9\u304c\u3053\u306e\u8a18\u4e8b\u3092\u898b\u3066\u3001\u4e00\u901a\u308a\u306e\u77e5\u8b58\u3092\u5f97\u3066\u3001\u66f4\u306b\u77e5\u8b58\u3092\u6df1\u3081\u308b\u8db3\u304c\u304b\u308a\u3068\u306a\u308b\u8a18\u4e8b\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\"><p class=\"ez-toc-title\" style=\"cursor:inherit\">\u76ee\u6b21<\/p>\n<\/div><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#ARP%E3%81%A8%E3%81%AF%E4%BD%95%E3%81%8B\" >ARP\u3068\u306f\u4f55\u304b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#%E3%81%A9%E3%82%93%E3%81%AA%E7%A8%AE%E9%A1%9E%E3%81%8C%E3%81%82%E3%82%8B%E3%81%8B\" >\u3069\u3093\u306a\u7a2e\u985e\u304c\u3042\u308b\u304b<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#ARP%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\" >ARP\u30c6\u30fc\u30d6\u30eb\u306b\u3064\u3044\u3066<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#%E8%A1%A8%E7%A4%BA%E6%96%B9%E6%B3%95\" >\u8868\u793a\u65b9\u6cd5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#ARP%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AE%E8%A6%8B%E6%96%B9\" >ARP\u30c6\u30fc\u30d6\u30eb\u306e\u898b\u65b9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E5%AE%9F%E8%B7%B5\" >\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u5b9f\u8df5<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#ARP%E3%81%AE%E5%AE%9F%E8%B7%B5\" >ARP\u306e\u5b9f\u8df5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#GARP%E3%81%AE%E5%AE%9F%E8%B7%B5\" >GARP\u306e\u5b9f\u8df5<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#ARP%E3%82%92%E5%AD%A6%E3%82%93%E3%81%A7%E3%83%BB%E3%83%BB%E3%83%BB\" >ARP\u3092\u5b66\u3093\u3067\u30fb\u30fb\u30fb<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.secuavail.com\/kb\/windows-linux\/arp-linux\/#%E5%8F%82%E8%80%83\" >\u53c2\u8003<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"ARP%E3%81%A8%E3%81%AF%E4%BD%95%E3%81%8B\"><\/span>ARP\u3068\u306f\u4f55\u304b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>ARP\u306f\u300cAddress\uff08\u4f4f\u6240\uff09 Resolution\uff08\u89e3\u6c7a\uff09 Protocol\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\uff09\u300d\u3001\u306e\u7565\u3067\u300c\u30a2\u30fc\u30d7\u300d\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u5f79\u5272\u3068\u3057\u3066\u306fIP\u30a2\u30c9\u30ec\u30b9\u3092\u624b\u639b\u304b\u308a\u306bMAC\u30a2\u30c9\u30ec\u30b9\u3092\u898b\u3064\u3051\u3088\u3046\u3068\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6d41\u308c\u3068\u3057\u3066\u306f\u3001\u540c\u4e00\u30bb\u30b0\u30e1\u30f3\u30c8\u4e0a\u306e\u5404\u6a5f\u5668\u306bARP\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3055\u308c\u3001ARP\u30ea\u30af\u30a8\u30b9\u30c8\u5185\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u4e00\u81f4\u3057\u305f\u6a5f\u5668\u306e\u307f\u304cARP\u30ea\u30d7\u30e9\u30a4\u3068\u3057\u3066\u56de\u7b54\u3092\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u3067\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/29d3bc99193cb0b837fb8cc53f050ae5-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13527\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/29d3bc99193cb0b837fb8cc53f050ae5-1.png\" alt=\"\" width=\"567\" height=\"303\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/29d3bc99193cb0b837fb8cc53f050ae5-1.png 567w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/29d3bc99193cb0b837fb8cc53f050ae5-1-300x160.png 300w\" sizes=\"auto, (max-width: 567px) 100vw, 567px\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E3%81%A9%E3%82%93%E3%81%AA%E7%A8%AE%E9%A1%9E%E3%81%8C%E3%81%82%E3%82%8B%E3%81%8B\"><\/span>\u3069\u3093\u306a\u7a2e\u985e\u304c\u3042\u308b\u304b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>ARP\u306f\u5168\u90e8\u30674\u7a2e\u985e\u3042\u308a\u3001ARP\u30fbRARP\u30fbGARP\u30fbProxyARP\u3067\u305d\u308c\u305e\u308c\u6a5f\u80fd\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>ARP\u30fb\u30fb<\/strong><br \/>\nIP\u30a2\u30c9\u30ec\u30b9\u3092\u624b\u639b\u304b\u308a\u306b\u3001\u305d\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u5fdc\u3057\u305fMAC\u30a2\u30c9\u30ec\u30b9\u3092\u898b\u3064\u3051\u307e\u3059\u3002<\/p>\n<p><strong>Reverse ARP\u30fb\u30fb<\/strong><br \/>\nMAC\u30a2\u30c9\u30ec\u30b9\u3092\u624b\u639b\u304b\u308a\u306bMAC\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u5fdc\u3057\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u898b\u3064\u3051\u307e\u3059\u3002<\/p>\n<p><strong>Gratuitous-ARP\u30fb\u30fb<\/strong><br \/>\n\u81ea\u8eab\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308bIP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u305f\u81ea\u767a\u7684\u306aARP\u3002\uff08\u696d\u52d9\u3067\u3088\u304f\u4f7f\u3046\u3068\u306e\u4e8b\uff09<\/p>\n<p>\u4f8b\uff11\u30fb\u81ea\u8eab\u306eIP\u30a2\u30c9\u30ec\u30b9\u304c\u91cd\u8907\u3057\u3066\u3044\u306a\u3044\u304b\u306e\u78ba\u8a8d\u3002\uff08IP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u5f8c\u306b\u5b9f\u65bd\uff09<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/5e4896966c9944fcf00890f4502605bf-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13528\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/5e4896966c9944fcf00890f4502605bf-1.png\" alt=\"\" width=\"567\" height=\"319\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/5e4896966c9944fcf00890f4502605bf-1.png 567w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/5e4896966c9944fcf00890f4502605bf-1-300x169.png 300w\" sizes=\"auto, (max-width: 567px) 100vw, 567px\" \/><\/a><\/p>\n<p>\u4f8b2\u30fb\u540c\u4e00\u30bb\u30b0\u30e1\u30f3\u30c8\u4e0a\u306eARP\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u66f4\u65b0<\/p>\n<p>\uff08Act-Stb\u306e\u5197\u9577\u69cb\u6210\u306a\u3069\u3067\u30de\u30b9\u30bf\u30fc\u6a5f\u304c\u5207\u66ff\u308f\u3063\u305f\u4e8b\u3092\u901a\u77e5\uff09<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/1efad1b5aa917a846fa5b3fc11367269-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13529\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/1efad1b5aa917a846fa5b3fc11367269-1.png\" alt=\"\" width=\"567\" height=\"319\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/1efad1b5aa917a846fa5b3fc11367269-1.png 567w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/1efad1b5aa917a846fa5b3fc11367269-1-300x169.png 300w\" sizes=\"auto, (max-width: 567px) 100vw, 567px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7d6fddc4d5f4457e598413974089fe73-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13530\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7d6fddc4d5f4457e598413974089fe73-1.png\" alt=\"\" width=\"800\" height=\"450\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7d6fddc4d5f4457e598413974089fe73-1.png 800w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7d6fddc4d5f4457e598413974089fe73-1-300x169.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7d6fddc4d5f4457e598413974089fe73-1-768x432.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><\/p>\n<p><strong>ProxyARP\u30fb\u30fb<\/strong><br \/>\n\u30eb\u30fc\u30bf\u30fc\u304c\u7570\u306a\u308b\u30bb\u30b0\u30e1\u30f3\u30c8\u5b9b\u3066\u306eARP\u8981\u6c42\u306b\u5bfe\u3057\u3001\u5bfe\u8c61\u306eIP\u30a2\u30c9\u30ec\u30b9\u5b9b\u306e\u30eb\u30fc\u30c8\u3092\u77e5\u3063\u3066\u3044\u308c\u3070\u3001\u305d\u306e\u5bfe\u8c61\u306eIP\u30a2\u30c9\u30ec\u30b9\u306e\u4ee3\u308f\u308a\u306bARP\u5fdc\u7b54\u3092\u8fd4\u3059\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n<p>\u203bARP\u30ad\u30e3\u30c3\u30b7\u30e5\u30fb\u30fbARP\u30c6\u30fc\u30d6\u30eb\u306e\u5225\u540d<\/p>\n<h2><span class=\"ez-toc-section\" id=\"ARP%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AB%E3%81%A4%E3%81%84%E3%81%A6\"><\/span>ARP\u30c6\u30fc\u30d6\u30eb\u306b\u3064\u3044\u3066<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>ARP\u3092\u884c\u3046\u969b\u306b\u3001\u4f55\u5ea6\u3082\u554f\u3044\u5408\u308f\u305b\u3092\u884c\u308f\u306a\u304f\u3066\u3082\u6e08\u3080\u3088\u3046\u306b\u3001\u56de\u7b54\u3092\u4e00\u6642\u7684\u306b\u8a18\u9332\u3057\u3066\u304a\u304f\u8868\u304cARP\u30c6\u30fc\u30d6\u30eb\u3067\u3059\u3002\u5c1a\u3001ARP\u30c6\u30fc\u30d6\u30eb\u306b\u306f\u6709\u52b9\u671f\u9650\u304c\u3042\u308a\u3001\u671f\u9650\u304c\u6765\u308b\u3068\u7834\u68c4\u3055\u308c\u3001\u518d\u5ea6\u554f\u3044\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A1%A8%E7%A4%BA%E6%96%B9%E6%B3%95\"><\/span>\u8868\u793a\u65b9\u6cd5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u74b0\u5883\u30fb\u30fb<\/strong><br \/>\nAlmaLinux 8.7<\/p>\n<p><strong>\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">ip n\u53c8\u306fip neigh show<\/pre>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7adfed136bf50c6b1f5c23f5919c3a0a-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13532\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7adfed136bf50c6b1f5c23f5919c3a0a-1.png\" alt=\"\" width=\"774\" height=\"146\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7adfed136bf50c6b1f5c23f5919c3a0a-1.png 774w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7adfed136bf50c6b1f5c23f5919c3a0a-1-300x57.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/7adfed136bf50c6b1f5c23f5919c3a0a-1-768x145.png 768w\" sizes=\"auto, (max-width: 774px) 100vw, 774px\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"ARP%E3%83%86%E3%83%BC%E3%83%96%E3%83%AB%E3%81%AE%E8%A6%8B%E6%96%B9\"><\/span>ARP\u30c6\u30fc\u30d6\u30eb\u306e\u898b\u65b9<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u69cb\u6210\u30fb\u30fb<\/strong><\/p>\n<ul>\n<li>IP\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>dev\u3000\u81ea\u30ce\u30fc\u30c9\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d<\/li>\n<li>lladdr\u3000MAC\u30a2\u30c9\u30ec\u30b9<\/li>\n<li>\u30b9\u30c6\u30fc\u30bf\u30b9\u3000STALE(\u66f4\u65b0\u3057\u3066\u304b\u3089\u3057\u3070\u3089\u304f\u7d4c\u3063\u3066\u3044\u307e\u3059\u3088)<\/li>\n<li>REACHABLE\uff08\u6700\u8fd1\u66f4\u65b0\u3055\u308c\u307e\u3057\u305f\u3088\uff09<\/li>\n<\/ul>\n<p>\u73fe\u5728\u3053\u306eLinux\u30b5\u30fc\u30d0\u306fMAC\u30a2\u30c9\u30ec\u30b9\u3092\uff14\u3064\u77e5\u3063\u3066\u3044\u308b\u3068\u3044\u3046\u4e8b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89%E3%82%92%E4%BD%BF%E3%81%A3%E3%81%A6%E5%AE%9F%E8%B7%B5\"><\/span>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u5b9f\u8df5<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5b9f\u969b\u306b\u5404\u7a2e\u985e\u306eARP\u3092\u5b9f\u8df5\u3057\u307e\u3059\u3002<\/p>\n<p>\u74b0\u5883\u56f3<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/b12c8b7e401505670006e9aa6ee0e2d0-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13533\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/b12c8b7e401505670006e9aa6ee0e2d0-1.png\" alt=\"\" width=\"750\" height=\"159\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/b12c8b7e401505670006e9aa6ee0e2d0-1.png 750w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/b12c8b7e401505670006e9aa6ee0e2d0-1-300x64.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/p>\n<p>\u203bProxy ARP\u3068RARP\u306f\u691c\u8a3c\u74b0\u5883\u306e\u90fd\u5408\u4e0a\u3001\u4eca\u56de\u306f\u5272\u611b\u3057\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"ARP%E3%81%AE%E5%AE%9F%E8%B7%B5\"><\/span>ARP\u306e\u5b9f\u8df5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u76ee\u7684\u30fb\u30b5\u30fc\u30d0\u30fc03\u3067\u30b5\u30fc\u30d0\u30fc04\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u5fdc\u3057\u305fMAC\u30a2\u30c9\u30ec\u30b9\u3092\u6c42\u3081\u307e\u3059\u3002<\/p>\n<p><strong>\u4f7f\u7528\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">arping\u3000-c(\u9001\u4fe1\u56de\u6570) IP\u30a2\u30c9\u30ec\u30b9<\/pre>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/695e432aa0b80e914efae12cd0be2a70-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13534\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/695e432aa0b80e914efae12cd0be2a70-1.png\" alt=\"\" width=\"835\" height=\"200\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/695e432aa0b80e914efae12cd0be2a70-1.png 835w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/695e432aa0b80e914efae12cd0be2a70-1-300x72.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/695e432aa0b80e914efae12cd0be2a70-1-768x184.png 768w\" sizes=\"auto, (max-width: 835px) 100vw, 835px\" \/><\/a><\/p>\n<p>IP\u30a2\u30c9\u30ec\u30b9\u306b\u7d10\u3065\u3044\u3066\u3044\u308bMAC\u30a2\u30c9\u30ec\u30b9\u304c\u8868\u793a\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"GARP%E3%81%AE%E5%AE%9F%E8%B7%B5\"><\/span>GARP\u306e\u5b9f\u8df5<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>\u624b\u52d5\u306e\u5834\u5408<\/strong><\/p>\n<p><strong>\u76ee\u7684\u30fb\u30fb<\/strong><br \/>\n\u30b5\u30fc\u30d0\u30fc03\u3067\u4f7f\u7528\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u306e\u91cd\u8907\u304c\u7121\u3044\u304b\u78ba\u8a8d<\/p>\n<p><strong>\u4f7f\u7528\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">arping -D \u00a0-c (\u9001\u4fe1\u56de\u6570)\u00a0 -I \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u3000IP\u30a2\u30c9\u30ec\u30b9<\/pre>\n<p>\u203b\u2015D\u306fIP\u30a2\u30c9\u30ec\u30b9\u306e\u91cd\u8907\u691c\u77e5\u3000\uff0dI\u306f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u8907\u6570\u3042\u308b\u969b\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002\u5358\u4f53\u3057\u304b\u306a\u3051\u308c\u3070\u7701\u7565\u3057\u3066\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/184e1fbbe38c6fb97ef918a7cd7090a8-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13535\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/184e1fbbe38c6fb97ef918a7cd7090a8-1.png\" alt=\"\" width=\"806\" height=\"175\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/184e1fbbe38c6fb97ef918a7cd7090a8-1.png 806w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/184e1fbbe38c6fb97ef918a7cd7090a8-1-300x65.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/184e1fbbe38c6fb97ef918a7cd7090a8-1-768x167.png 768w\" sizes=\"auto, (max-width: 806px) 100vw, 806px\" \/><\/a><\/p>\n<p>\u30b5\u30fc\u30d0\u30fc04\u3067\u8a72\u5f53\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u70ba\u3001\u8fd4\u7b54\u304c\u6765\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u5b58\u5728\u3057\u306a\u3044IP\u30a2\u30c9\u30ec\u30b9\u3060\u3068\u30fb\u30fb\u30fb\u30fb<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/6d58f877a83b152a3c3b13756107b189-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13536\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/6d58f877a83b152a3c3b13756107b189-1.png\" alt=\"\" width=\"733\" height=\"122\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/6d58f877a83b152a3c3b13756107b189-1.png 733w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/6d58f877a83b152a3c3b13756107b189-1-300x50.png 300w\" sizes=\"auto, (max-width: 733px) 100vw, 733px\" \/><\/a><\/p>\n<p>\u8ab0\u3082\u4f7f\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u8fd4\u7b54\u304c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><strong>IP<\/strong><strong>\u30a2\u30c9\u30ec\u30b9\u5909\u66f4\u306e\u5834\u5408<\/strong><\/p>\n<p><strong>\u76ee\u7684\u30fb\u30fb<\/strong><br \/>\n\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u4f7f\u7528\u3057\u3066server03\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u66f4\u3057\u305f\u969b\u306bGARP\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u4e8b\u306e\u78ba\u8a8d<\/p>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3092\u8d77\u52d5<\/p>\n<p><strong>\u4f7f\u7528\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">nmtui<\/pre>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/150959d4ab52349cdf0bcb83e72c980e-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13537\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/150959d4ab52349cdf0bcb83e72c980e-1.png\" alt=\"\" width=\"346\" height=\"35\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/150959d4ab52349cdf0bcb83e72c980e-1.png 346w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/150959d4ab52349cdf0bcb83e72c980e-1-300x30.png 300w\" sizes=\"auto, (max-width: 346px) 100vw, 346px\" \/><\/a><\/p>\n<p>IP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u66f4<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/f470ecac932000fe5a8dfd123084d891-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13538\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/f470ecac932000fe5a8dfd123084d891-1.png\" alt=\"\" width=\"777\" height=\"566\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/f470ecac932000fe5a8dfd123084d891-1.png 777w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/f470ecac932000fe5a8dfd123084d891-1-300x219.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/f470ecac932000fe5a8dfd123084d891-1-768x559.png 768w\" sizes=\"auto, (max-width: 777px) 100vw, 777px\" \/><\/a><\/p>\n<p>\u8a2d\u5b9a\u3057\u305f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u518d\u8d77\u52d5<\/p>\n<p><strong>\u4f7f\u7528\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">nmcli con up \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d<\/pre>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/cb79e4279c41f852ca70d64e3b88ed04-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13539\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/cb79e4279c41f852ca70d64e3b88ed04-1.png\" alt=\"\" width=\"503\" height=\"39\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/cb79e4279c41f852ca70d64e3b88ed04-1.png 503w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/cb79e4279c41f852ca70d64e3b88ed04-1-300x23.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/cb79e4279c41f852ca70d64e3b88ed04-1-500x39.png 500w\" sizes=\"auto, (max-width: 503px) 100vw, 503px\" \/><\/a><\/p>\n<p>\u30b5\u30fc\u30d0\u30fc04\u304b\u3089tcpdump\u3092\u7528\u3044\u3066\u518d\u8d77\u52d5\u6642\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u78ba\u8a8d<\/p>\n<p>\uff08\u4e00\u90e8\u629c\u7c8b\u30fb\u5fc5\u8981\u306b\u5fdc\u3058\u3066tcpdump\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff09<\/p>\n<p><strong>\u4f7f\u7528\u30b3\u30de\u30f3\u30c9\u30fb\u30fb<\/strong><\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">tcpdump -I \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u540d\u3000\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u6307\u5b9a\uff09<\/pre>\n<p>\u203b\u4eca\u56de\u306f\u5206\u304b\u308a\u6613\u304f\u3059\u308b\u70ba\u306bgrep\u3067\u5fc5\u8981\u306a\u90e8\u5206\u306e\u307f\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/c1afbf4162ab12ae0b90d81b40760587-1.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-13540\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/c1afbf4162ab12ae0b90d81b40760587-1.png\" alt=\"\" width=\"878\" height=\"241\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/c1afbf4162ab12ae0b90d81b40760587-1.png 878w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/c1afbf4162ab12ae0b90d81b40760587-1-300x82.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2023\/05\/c1afbf4162ab12ae0b90d81b40760587-1-768x211.png 768w\" sizes=\"auto, (max-width: 878px) 100vw, 878px\" \/><\/a><\/p>\n<p>\u30d1\u30b1\u30c3\u30c8\u304b\u3089\u300c172.23.61.163\u3092\u6301\u3063\u3066\u3044\u308b\u6a5f\u5668\u306f\u3042\u308b\u306e\u304b\uff1f\u3042\u308c\u3070172.23.61.163\u3078\u4f1d\u3048\u308b\u4e8b\u300d\u3068\u8aad\u307f\u53d6\u308c\u307e\u3059\u3002<\/p>\n<p>GARP\u306e\u7279\u5fb4\u3068\u3057\u3066\u3001\u91cd\u8907\u3092\u78ba\u8a8d\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u3068\u56de\u7b54\u3092\u8fd4\u3059IP\u30a2\u30c9\u30ec\u30b9\u304c\u540c\u3058\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308aIP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u66f4\u3059\u308b\u969b\u306e\u6a5f\u80fd\u306e1\u3064\u3068\u3057\u3066GARP\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u4e8b\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"ARP%E3%82%92%E5%AD%A6%E3%82%93%E3%81%A7%E3%83%BB%E3%83%BB%E3%83%BB\"><\/span>ARP\u3092\u5b66\u3093\u3067\u30fb\u30fb\u30fb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>ARP\u306f\u77e5\u8b58\u3068\u3057\u3066\u306f\u77e5\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u5177\u4f53\u7684\u306b\u3069\u306e\u69d8\u306b\u6271\u3046\u306e\u304b\u3092\u3053\u306e\u6a5f\u4f1a\u306b\u5b9f\u8df5\u3057\u306a\u304c\u3089\u5b66\u3073\u3001\u6539\u3081\u3066ARP\u306e\u7528\u9014\u3001\u4ed5\u7d44\u307f\u3001\u7a2e\u985e\u306a\u3069\u3092\u77e5\u308a\u307e\u3057\u305f\u3002\u305d\u306e\u4e0a\u3067\u696d\u52d9\u3067\u306f\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b\u3092\u8003\u3048\u308b\u826f\u3044\u6a5f\u4f1a\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%8F%82%E8%80%83\"><\/span>\u53c2\u8003<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/milestone-of-se.nesuke.com\/nw-basic\/ethernet\/gratuitous-arp\/\" target=\"_blank\" rel=\"noopener\">\u3010\u56f3\u89e3\u3011GARP \u306e\u6a5f\u80fd\u3084\u4ed5\u7d44\u307f \u301c Linux \u3067\u306e\u52d5\u4f5c\u3084cisco\u3067\u306e\u8a2d\u5b9a\u301c<\/a><\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/practical-post\/fortigate_garpgratuitous-arp\/\" target=\"_blank\" rel=\"noopener\">FortiGate\u306eGARP(Gratuitous ARP)\u306e\u9001\u4fe1\u30bf\u30a4\u30df\u30f3\u30b0\u306b\u3064\u3044\u3066\u691c\u8a3c\u3057\u3066\u307f\u305f\uff01<\/a><\/p>\n<p><a href=\"https:\/\/atmarkit.itmedia.co.jp\/ait\/articles\/1710\/05\/news012.html\" target=\"_blank\" rel=\"noopener\">\u3010 ip \u3011\u30b3\u30de\u30f3\u30c9\uff08\u5fdc\u7528\u7de8\uff09\u2015\u2015ARP\u30c6\u30fc\u30d6\u30eb\u3092\u7ba1\u7406\u3059\u308b<\/a><\/p>\n<p><a href=\"https:\/\/wa3.i-3-i.info\/word174.html\" target=\"_blank\" rel=\"noopener\">\u300c\u5206\u304b\u308a\u305d\u3046\u300d\u3067\u300c\u5206\u304b\u3089\u306a\u3044\u300d\u3067\u3082\u300c\u5206\u304b\u3063\u305f\u300d\u6c17\u306b\u306a\u308c\u308bIT\u7528\u8a9e\u8f9e\u5178<\/a><\/p>\n<p><a href=\"https:\/\/hana-shin.hatenablog.com\/entry\/2022\/05\/05\/203852\" target=\"_blank\" rel=\"noopener\">arping\u30b3\u30de\u30f3\u30c9\u306e\u4f7f\u3044\u65b9<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"\u4eca\u56de\u306f\u65b0\u5165\u793e\u54e1\u7814\u4fee\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u30ca\u30ec\u30c3\u30b8\u30b9\u30c6\u30a2\u3092\u66f8\u3053\u3046\u3068\u3044\u3046\u4e8b\u3067\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002 \u30c6\u30fc\u30de\u306f\u300cARP\u3068\u306f\u4f55\uff1f\u300d\u3067\u3001\u7d4c\u7def\u3068\u3057\u3066\u306f\u5148\u8f29\u65b9\u304b\u3089ARP\u3001\u7279\u306bGARP\u3092\u3088\u304f\u4f7f\u3046\u3068\u306e\u4e8b\u3067\u3001\u3053\u306e\u6a5f\u4f1a\u306b\u52c9\u5f37\u3057\u306a\u304c\u3089\u66f8\u3044\u3066\u307f\u3088\u3046\u3068\u601d\u3044\u3001\u672c\u8a18\u4e8b [&hellip;]","protected":false},"author":31,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[50],"tags":[9],"class_list":["post-13524","post","type-post","status-publish","format-standard","hentry","category-windows-linux","tag-linux"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/13524","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/users\/31"}],"replies":[{"embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/comments?post=13524"}],"version-history":[{"count":12,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/13524\/revisions"}],"predecessor-version":[{"id":13608,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/13524\/revisions\/13608"}],"wp:attachment":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/media?parent=13524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/categories?post=13524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/tags?post=13524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}