{"id":3271,"date":"2025-03-31T09:08:04","date_gmt":"2025-03-31T00:08:04","guid":{"rendered":"http:\/\/daimaru-tech-blog.com\/?p=3271"},"modified":"2025-07-05T11:56:38","modified_gmt":"2025-07-05T02:56:38","slug":"%e3%80%90lpic%e3%83%bblinux%e3%80%91%e3%82%ab%e3%83%bc%e3%83%8d%e3%83%ab%ef%bc%88kernel%ef%bc%89%e3%81%a8%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/daimaru-tech-blog.com\/?p=3271","title":{"rendered":"\u3010LPIC\u30fbLinux\u3011\u30ab\u30fc\u30cd\u30eb\uff08Kernel\uff09\u3068\u306f\uff1f"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n<p>\u3053\u3093\u306b\u3061\u306f\u3002<strong><span class=\"swl-inline-color has-swl-deep-02-color\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u300c\u3060\u3044\u307e\u308b\u300d<\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4eca\u56de\u3082<strong>LPIC Level2\u5b66\u7fd2\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u300c\u30ab\u30fc\u30cd\u30eb\u300d\u306b\u3064\u3044\u3066\u52c9\u5f37\u3057\u3066\u307f\u305f\u306e\u3067\u3001\u307e\u3068\u3081\u3066\u3044\u304d\u305f\u3044<\/strong>\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<center><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2776062481390161\"\n     crossorigin=\"anonymous\"><\/script>\n<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-format=\"autorelaxed\"\n     data-ad-client=\"ca-pub-2776062481390161\"\n     data-ad-slot=\"3964253637\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/center>\n\n\n\n<h2 class=\"wp-block-heading\">\u30ab\u30fc\u30cd\u30eb\u3068\u306f\uff1f<\/h2>\n\n\n\n<p>\u305d\u3082\u305d\u3082<strong><span style=\"color:#ff0000\" class=\"swl-inline-color\">\u30ab\u30fc\u30cd\u30eb\u3068\u306f\u4f55\u8005\u306a\u306e\u304b\uff1f<\/span><\/strong><\/p>\n\n\n\n<p>\u306a\u3093\u3068\u306a\u304f\u308f\u304b\u3063\u3066\u3044\u305f\u6c17\u3067\u306f\u3044\u307e\u3057\u305f\u304c\u3001\u307e\u3068\u3081\u3066\u307f\u308b\u3068\u307e\u3060\u307e\u3060\u7406\u89e3\u304c\u6d45\u3044\u306a\u3068\u611f\u3058\u307e\u3057\u305f\u304c\u3001\u73fe\u72b6\u306e\u77e5\u8b58\u306e\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u3068\u3057\u3066\u307e\u3068\u3081\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"blue\"><div class=\"c-balloon__icon -circle\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2022\/12\/cropped-\u3060\u3044\u307e\u308b.webp\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><\/div><div class=\"c-balloon__body -speaking -border-on\"><div class=\"c-balloon__text\">\n<p><strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u77e5\u8b58\u306e\u6df1\u6398\u308a\u306e\u305f\u3081\u306b\u4ee5\u4e0b\u306e\u672c\u3092\u8cb7\u3063\u3066\u3001\u672c\u8a18\u4e8b\u3092\u66f4\u65b0\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\uff01<\/span><\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-image is-style-border\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/amzn.to\/405Mteb\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"http:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-1024x512.png\" alt=\"\" class=\"wp-image-3272\" style=\"width:584px;height:auto\" srcset=\"https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-1024x512.png 1024w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-300x150.png 300w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-768x384.png 768w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/div>\n\n\n<div class=\"swell-block-button green_ is-style-btn_solid\" data-id=\"99fe6d7a\"><a href=\"https:\/\/amzn.to\/405Mteb\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"swell-block-button__link\"><span>Amazon\u3067\u898b\u308b<\/span><\/a><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ab\u30fc\u30cd\u30eb\u306e\u5f79\u5272\u3068\u306f\uff1f<\/h3>\n\n\n\n<p>\u305d\u3082\u305d\u3082\u30ab\u30fc\u30cd\u30eb\u3068\u306f\u300c<strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">OS\uff08\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u30b7\u30b9\u30c6\u30e0\uff09\u306e\u57fa\u672c\u5f79\u5272\u3092\u62c5\u3046\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2<\/span><\/strong>\u300d\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u5f79\u5272\u3068\u306f\u3001\u4e3b\u306b\u4ee5\u4e0b\u306e\u300c<strong>5\u5206\u91ce\u306e\u5236\u5fa1\u30fb\u7ba1\u7406<\/strong>\u300d\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-swl-pale-04-background-color has-background has-fixed-layout\"><tbody><tr><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span><strong><span class=\"swl-inline-color has-white-color\">\u9805\u76ee<\/span><\/strong><\/td><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span><strong><span class=\"swl-inline-color has-white-color\">\u8a73\u7d30<\/span><\/strong><\/td><\/tr><tr><td>\u30e1\u30e2\u30ea\u7ba1\u7406<\/td><td>\u30e1\u30e2\u30ea\u30ea\u30bd\u30fc\u30b9\u306e\u7ba1\u7406<\/td><\/tr><tr><td>\u30d7\u30ed\u30bb\u30b9\u7ba1\u7406<\/td><td>\u5404\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u306b\u5fc5\u8981\u306a\u30d7\u30ed\u30bb\u30b9\u7ba1\u7406<\/td><\/tr><tr><td>\u30c7\u30d0\u30a4\u30b9\u30c9\u30e9\u30a4\u30d0<\/td><td>\u5404\u7a2e\u30c7\u30d0\u30a4\u30b9\u3068\u63a5\u7d9a\u3092\u884c\u3046\u305f\u3081\u306e\u30c9\u30e9\u30a4\u30d0\u7ba1\u7406<\/td><\/tr><tr><td>\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\/\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3<\/td><td>\u7279\u6a29\u30e2\u30fc\u30c9\u3067\u5229\u7528\u3067\u304d\u308b\u6a5f\u80fd\u306e\u7ba1\u7406<\/td><\/tr><tr><td>\u30d5\u30a1\u30a4\u30eb\u30b7\u30b9\u30c6\u30e0\u7ba1\u7406<\/td><td>\u30d5\u30a1\u30a4\u30eb\u30fb\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u7ba1\u7406<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u30ab\u30fc\u30cd\u30eb\u306fPC\u3084\u30b5\u30fc\u30d0\u306e\u6839\u5e79\u3068\u306a\u308b\u6a5f\u80fd<\/strong>\u306e\u305f\u3081\u3001<strong><span style=\"color:#ff0000\" class=\"swl-inline-color\">\u901a\u5e38\u306e\u4e00\u822c\u30e6\u30fc\u30b6\uff08\u79c1\u9054\uff09\u304c\u7c21\u5358\u306b\u5909\u66f4\u30fb\u5236\u5fa1\u3067\u304d\u308b\u6a29\u9650\u3092\u6301\u3063\u3066\u3044\u308b\u3068\u306f\u3061\u3083\u3081\u3061\u3083\u306a\u3053\u3068\u306b\u306a\u308a\u307e\u3059<\/span><\/strong>\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001\u300c<strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u7279\u6a29\u30e2\u30fc\u30c9<\/span><\/strong>\u300d\u3068\u547c\u3070\u308c\u308b<strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u5229\u7528\u3067\u304d\u308b\u30e6\u30fc\u30b6\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u308b\u30e2\u30fc\u30c9\u3067\u306e\u307f\u5909\u66f4\u30fb\u5236\u5fa1\u304c\u53ef\u80fd<\/span><\/strong>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<center><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-2776062481390161\"\n     crossorigin=\"anonymous\"><\/script>\n<!-- \u30ec\u30b9\u30dd\u30f3\u30b7\u30d6 -->\n<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-client=\"ca-pub-2776062481390161\"\n     data-ad-slot=\"2830301217\"\n     data-ad-format=\"auto\"\n     data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script><\/center>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u304c\u898b\u305f\u3044\u306a\u3089\u898b\u3066\u307f\u3088\u3046\uff01<\/h3>\n\n\n\n<p>\u666e\u6bb5\u610f\u8b58\u3059\u308b\u3053\u3068\u306f\u306a\u3044\u30ab\u30fc\u30cd\u30eb\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u3001\u5b9f\u306f\u300c<a href=\"https:\/\/www.kernel.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">kernel.org<\/a>\u300d\u3067\u307f\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57fa\u672c\u306fC\u8a00\u8a9e\u3067\u4f5c\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u3053\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u30b5\u30fc\u30d0\u3084PC\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3001\u30d3\u30eb\u30c9\u3059\u308b\u3053\u3068\u3067\u5229\u7528\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3082\u3057\u3001\u81ea\u5206\u81ea\u8eab\u3067\u30ab\u30fc\u30cd\u30eb\u3092\u4f5c\u3063\u3066\u307f\u305f\u3044\u3068\u3044\u3046\u65b9\u3084\u81ea\u5206\u597d\u307f\u306e\u30ab\u30fc\u30cd\u30eb\u306b\u3057\u3066\u307f\u305f\u3044\u3068\u3044\u3046\u65b9\u306f\u3001\u53c2\u8003\u306b\u306a\u308b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"swell-block-balloon\"><div class=\"c-balloon -bln-left\" data-col=\"blue\"><div class=\"c-balloon__icon -circle\"><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2022\/12\/cropped-\u3060\u3044\u307e\u308b.webp\" alt=\"\" class=\"c-balloon__iconImg\" width=\"80px\" height=\"80px\"><\/div><div class=\"c-balloon__body -speaking -border-on\"><div class=\"c-balloon__text\">\n<p><strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u79c1\u306f\u3001\u4ee5\u4e0b\u306e\u672c\u3092\u7406\u89e3\u3057\u3066\u304b\u3089\u6311\u3093\u3067\u307f\u3088\u3046\u3068\u601d\u3063\u3066\u3044\u307e\u3059\u3002<\/span><\/strong><\/p>\n<span class=\"c-balloon__shapes\"><span class=\"c-balloon__before\"><\/span><span class=\"c-balloon__after\"><\/span><\/span><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-image is-style-border\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/amzn.to\/405Mteb\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"http:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-1024x512.png\" alt=\"\" class=\"wp-image-3272\" style=\"width:584px;height:auto\" srcset=\"https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-1024x512.png 1024w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-300x150.png 300w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads-768x384.png 768w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/kernel_linux_amazon_ads.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/div>\n\n\n<div class=\"swell-block-button green_ is-style-btn_solid\" data-id=\"8bdda197\"><a href=\"https:\/\/amzn.to\/405Mteb\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"swell-block-button__link\"><span>Amazon\u3067\u898b\u308b<\/span><\/a><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ab\u30fc\u30cd\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u898b\u3066\u307f\u3088\u3046\uff01<\/h3>\n\n\n\n<p>\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u78ba\u8a8d\u3084\u5909\u66f4\u3001\u4f5c\u6210\u306f\u4e3b\u306b\u4ee5\u4e0b3\u3064\u306e\u9069\u3057\u305f\u30d1\u30bf\u30fc\u30f3\u3067\u5b9f\u65bd\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-swl-pale-04-background-color has-background has-fixed-layout\"><tbody><tr><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span><strong><span class=\"swl-inline-color has-white-color\">\u30d1\u30bf\u30fc\u30f3<\/span><\/strong><\/td><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span><strong><span class=\"swl-inline-color has-white-color\">\u8a73\u7d30<\/span><\/strong><\/td><\/tr><tr><td>\u30d1\u30bf\u30fc\u30f3\u2460<\/td><td>\/proc\/sys\u914d\u4e0b\u306eConfig\u30d5\u30a1\u30a4\u30eb\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>\u30d1\u30bf\u30fc\u30f3\u2461<\/td><td>sysctl\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u78ba\u8a8d<\/td><\/tr><tr><td>\u30d1\u30bf\u30fc\u30f3\u2462<\/td><td>\/etc\/sysctl.conf\u306e\u78ba\u8a8d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f3\u2460\uff1a\/proc\/sys\u914d\u4e0b\u306eConfig\u30d5\u30a1\u30a4\u30eb\u78ba\u8a8d<\/h4>\n\n\n\n<p>\u6700\u521d\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u3001<strong>\u300c\/proc\/sys\u914d\u4e0b\u306b\u5b58\u5728\u3059\u308bConfig\u30d5\u30a1\u30a4\u30eb\u300d\u306e\u78ba\u8a8d<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u300c\/proc\/sys\u300d\u914d\u4e0b\u306b\u306f\u591a\u6570\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d5\u30a1\u30a4\u30eb\u306f\u3001<strong>\u30ab\u30fc\u30cd\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u7269\u304c\u591a\u3044<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306b<strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u300ccat\u30b3\u30de\u30f3\u30c9\u300d\u3067\u5185\u5bb9\u306e\u78ba\u8a8d<\/span><\/strong>\u3001<strong><span style=\"color:#ff0000\" class=\"swl-inline-color\">\u300cecho\u30b3\u30de\u30f3\u30c9\u300d\u3067\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5909\u66f4<\/span><\/strong>\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-3956a041-0\" data-onclick=\"tabControl\">cat\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u78ba\u8a8d<\/button><\/li><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"false\" aria-controls=\"tab-3956a041-1\" data-onclick=\"tabControl\">echo\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u5909\u66f4<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-3956a041-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>daimaru@raspi-test:~ $ <span style=\"color:#00ff00\" class=\"swl-inline-color\">sudo ls \/proc\/sys\/<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">debug  dev  fs\tkernel\tnet  sunrpc  user  vm<\/span>\n\ndaimaru@raspi-test:~ $ <span style=\"color:#00ff00\" class=\"swl-inline-color\">sudo cat \/proc\/sys\/kernel\/hostname<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">raspi-test<\/span><\/code><\/pre>\n<\/div>\n\n\n\n<div id=\"tab-3956a041-1\" class=\"c-tabBody__item\" aria-hidden=\"true\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>root@raspi-test:\/# <span style=\"color:#00ff00\" class=\"swl-inline-color\">cat \/proc\/sys\/kernel\/hostname<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">raspi-test<\/span>\nroot@raspi-test:\/# <span style=\"color:#00ff00\" class=\"swl-inline-color\">sudo echo \"daimaru-test\" &gt; \/proc\/sys\/kernel\/hostname<\/span>\nroot@raspi-test:\/# <span style=\"color:#00ff00\" class=\"swl-inline-color\">cat \/proc\/sys\/kernel\/hostname<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">daimaru-test<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<p>\u3057\u304b\u3057\u3001<strong><span style=\"color:#ff0000\" class=\"swl-inline-color\"><span class=\"swl-marker mark_orange\">\u300cecho\u30b3\u30de\u30f3\u30c9\u300d\u306b\u3088\u308b\u5909\u66f4\u306fLinux\u30b5\u30fc\u30d0\u306e\u96fb\u6e90Off\/On\u3084\u518d\u8d77\u52d5\u6642\u306b\u521d\u671f\u5024\u306b\u623b\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981<\/span><\/span><\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f3\u2461\uff1asysctl\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u78ba\u8a8d<\/h4>\n\n\n\n<p>2\u3064\u76ee\u306e\u30d1\u30bf\u30fc\u30f3\u306f\u300csysctl\u30b3\u30de\u30f3\u30c9\u300d\u306b\u3088\u308b\u72b6\u614b\u78ba\u8a8d\u3084\u8a2d\u5b9a\u5909\u66f4\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u300csysctl\u30b3\u30de\u30f3\u30c9\u300d\u306e\u66f8\u5f0f\u3084\u5404\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-136743c4-0\" data-onclick=\"tabControl\">\u66f8\u5f0f<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-136743c4-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code><span style=\"color:#00ff00\" class=\"swl-inline-color\">sysctl (option) \uff08\u5909\u6570\u7b49\uff09<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-swl-pale-04-background-color has-background has-fixed-layout\"><tbody><tr><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span class=\"swl-inline-color has-white-color\"><strong><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span>\u30aa\u30d7\u30b7\u30e7\u30f3<\/strong><\/span><\/td><td data-has-cell-bg=\"1\" data-text-color=\"white\"><span style=\"--the-cell-bg: #0000ff\" data-text-color=\"white\" aria-hidden=\"true\" class=\"swl-cell-bg\">&nbsp;<\/span><strong><span class=\"swl-inline-color has-white-color\">\u8a73\u7d30<\/span><\/strong><\/td><\/tr><tr><td>-a<\/td><td>\u5168\u5909\u6570\u3068\u5024\u306e\u51fa\u529b<\/td><\/tr><tr><td>-n \uff08\u5909\u6570\u306e\u6307\u5b9a\uff09<\/td><td>\u6307\u5b9a\u3057\u305f\u5909\u6570\u306e\u51fa\u529b<\/td><\/tr><tr><td>-e<\/td><td>\u30a8\u30e9\u30fc\u306e\u5909\u6570\u306f\u975e\u8868\u793a<\/td><\/tr><tr><td>-w [\u5909\u6570\u540d] = [\u5024]<\/td><td>\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u5909\u66f4<\/td><\/tr><tr><td>-p [file\u540d\u30fb\u30d1\u30b9]<\/td><td>\u6307\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u8fbc<\/td><\/tr><tr><td>-q<\/td><td>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u51fa\u529b<\/td><\/tr><tr><td>-f <\/td><td>\u5168\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u8aad\u307f\u8fbc\u307f<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u5b9f\u6a5f\u78ba\u8a8d\u3067\u306f\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u300c-a\u300d\u306e\u51fa\u529b\u7d50\u679c\u3092\u8a18\u8f09\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-accordion\">\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">sysctl -a \u306e\u51fa\u529b\u7d50\u679c<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>daimaru@raspi-test:~ $ <strong><span style=\"color:#00ff00\" class=\"swl-inline-color\">sudo sysctl -a<\/span><\/strong>\ndebug.kprobes-optimization = 1\ndev.scsi.logging_level = 0\ndev.tty.ldisc_autoload = 1\ndev.tty.legacy_tiocsti = 1\nfs.aio-max-nr = 65536\nfs.aio-nr = 0\nfs.binfmt_misc.python3\/11 = enabled\nfs.binfmt_misc.python3\/11 = interpreter \/usr\/bin\/python3.11\nfs.binfmt_misc.python3\/11 = flags:\nfs.binfmt_misc.python3\/11 = offset 0\nfs.binfmt_misc.python3\/11 = magic a70d0d0a\nfs.binfmt_misc.status = enabled\nfs.dentry-state = 23991\t17801\t45\t0\t2808\t0\nfs.dir-notify-enable = 1\nfs.epoll.max_user_watches = 364780\nfs.fanotify.max_queued_events = 16384\nfs.fanotify.max_user_groups = 128\nfs.fanotify.max_user_marks = 11375\nfs.file-max = 2147483647\nfs.file-nr = 3264\t0\t2147483647\nfs.inode-nr = 21486\t591\nfs.inode-state = 21486\t591\t0\t0\t0\t0\t0\nfs.inotify.max_queued_events = 16384\nfs.inotify.max_user_instances = 128\nfs.inotify.max_user_watches = 10582\nfs.lease-break-time = 45\nfs.leases-enable = 1\nfs.mount-max = 100000\nfs.mqueue.msg_default = 10\nfs.mqueue.msg_max = 10\nfs.mqueue.msgsize_default = 8192\nfs.mqueue.msgsize_max = 8192\nfs.mqueue.queues_max = 256\nfs.nfs.idmap_cache_timeout = 600\nfs.nfs.nfs_callback_tcpport = 0\nfs.nfs.nfs_congestion_kb = 31040\nfs.nfs.nfs_mountpoint_timeout = 500\nfs.nfs.nlm_grace_period = 0\nfs.nfs.nlm_tcpport = 0\nfs.nfs.nlm_timeout = 10\nfs.nfs.nlm_udpport = 0\nfs.nfs.nsm_local_state = 0\nfs.nfs.nsm_use_hostnames = 0\nfs.nr_open = 1048576\nfs.overflowgid = 65534\nfs.overflowuid = 65534\nfs.pipe-max-size = 1048576\nfs.pipe-user-pages-hard = 0\nfs.pipe-user-pages-soft = 16384\nfs.protected_fifos = 1\nfs.protected_hardlinks = 1\nfs.protected_regular = 2\nfs.protected_symlinks = 1\nfs.quota.allocated_dquots = 0\nfs.quota.cache_hits = 0\nfs.quota.drops = 0\nfs.quota.free_dquots = 0\nfs.quota.lookups = 0\nfs.quota.reads = 0\nfs.quota.syncs = 0\nfs.quota.writes = 0\nfs.suid_dumpable = 0\nkernel.acct = 4\t2\t30\nkernel.arch = armv7l\nkernel.auto_msgmni = 0\nkernel.bpf_stats_enabled = 0\nkernel.cad_pid = 1\nkernel.cap_last_cap = 40\nkernel.core_pattern = core\nkernel.core_pipe_limit = 0\nkernel.core_uses_pid = 0\nkernel.ctrl-alt-del = 0\nkernel.dmesg_restrict = 0\nkernel.domainname = (none)\nkernel.ftrace_dump_on_oops = 0\nkernel.ftrace_enabled = 1\nkernel.hostname = raspi-test\nkernel.hotplug =\nkernel.hung_task_all_cpu_backtrace = 0\nkernel.hung_task_check_count = 32768\nkernel.hung_task_check_interval_secs = 0\nkernel.hung_task_panic = 0\nkernel.hung_task_timeout_secs = 120\nkernel.hung_task_warnings = 10\nkernel.io_uring_disabled = 0\nkernel.io_uring_group = -1\nkernel.keys.gc_delay = 300\nkernel.keys.maxbytes = 20000\nkernel.keys.maxkeys = 200\nkernel.keys.root_maxbytes = 25000000\nkernel.keys.root_maxkeys = 1000000\nkernel.kptr_restrict = 0\nkernel.latencytop = 0\nkernel.max_lock_depth = 1024\nkernel.max_rcu_stall_to_panic = 0\nkernel.modprobe = \/sbin\/modprobe\nkernel.modules_disabled = 0\nkernel.msgmax = 8192\nkernel.msgmnb = 16384\nkernel.msgmni = 32000\nkernel.ngroups_max = 65536\nkernel.oops_all_cpu_backtrace = 0\nkernel.oops_limit = 10000\nkernel.osrelease = 6.6.51+rpt-rpi-v7\nkernel.ostype = Linux\nkernel.overflowgid = 65534\nkernel.overflowuid = 65534\nkernel.panic = 0\nkernel.panic_on_oops = 0\nkernel.panic_on_rcu_stall = 0\nkernel.panic_on_warn = 0\nkernel.panic_print = 0\nkernel.perf_cpu_time_max_percent = 25\nkernel.perf_event_max_contexts_per_stack = 8\nkernel.perf_event_max_sample_rate = 100000\nkernel.perf_event_max_stack = 127\nkernel.perf_event_mlock_kb = 516\nkernel.perf_event_paranoid = 2\nkernel.pid_max = 32768\nkernel.poweroff_cmd = \/sbin\/poweroff\nkernel.print-fatal-signals = 0\nkernel.printk = 3\t4\t1\t3\nkernel.printk_delay = 0\nkernel.printk_devkmsg = on\nkernel.printk_ratelimit = 5\nkernel.printk_ratelimit_burst = 10\nkernel.pty.max = 4096\nkernel.pty.nr = 2\nkernel.pty.reserve = 1024\nkernel.random.boot_id = 803f350d-9591-45d5-97c5-f47fbfc7a451\nkernel.random.entropy_avail = 256\nkernel.random.poolsize = 256\nkernel.random.urandom_min_reseed_secs = 60\nkernel.random.uuid = 50f39cf4-010d-4acd-a0e0-931195c64342\nkernel.random.write_wakeup_threshold = 256\nkernel.randomize_va_space = 2\nkernel.real-root-dev = 0\nkernel.sched_autogroup_enabled = 1\nkernel.sched_cfs_bandwidth_slice_us = 5000\nkernel.sched_child_runs_first = 0\nkernel.sched_deadline_period_max_us = 4194304\nkernel.sched_deadline_period_min_us = 100\nkernel.sched_rr_timeslice_ms = 100\nkernel.sched_rt_period_us = 1000000\nkernel.sched_rt_runtime_us = 950000\nkernel.sched_schedstats = 0\nkernel.seccomp.actions_avail = kill_process kill_thread trap errno user_notif trace log allow\nkernel.seccomp.actions_logged = kill_process kill_thread trap errno user_notif trace log\nkernel.sem = 32000\t1024000000\t500\t32000\nkernel.shm_rmid_forced = 0\nkernel.shmall = 4278190079\nkernel.shmmax = 4278190079\nkernel.shmmni = 4096\nkernel.stack_tracer_enabled = 0\nkernel.sysctl_writes_strict = 1\nkernel.sysrq = 502\nkernel.tainted = 1024\nkernel.task_delayacct = 0\nkernel.threads-max = 10375\nkernel.timer_migration = 1\nkernel.traceoff_on_warning = 0\nkernel.tracepoint_printk = 0\nkernel.unprivileged_bpf_disabled = 2\nkernel.usermodehelper.bset = 4294967295\t511\nkernel.usermodehelper.inheritable = 4294967295\t511\nkernel.version = #1 SMP Raspbian 1:6.6.51-1+rpt3 (2024-10-08)\nkernel.warn_limit = 0\nnet.core.busy_poll = 0\nnet.core.busy_read = 0\nnet.core.default_qdisc = pfifo_fast\nnet.core.dev_weight = 64\nnet.core.dev_weight_rx_bias = 1\nnet.core.dev_weight_tx_bias = 1\nnet.core.devconf_inherit_init_net = 0\nnet.core.fb_tunnels_only_for_init_net = 0\nnet.core.flow_limit_cpu_bitmap = 0\nnet.core.flow_limit_table_len = 4096\nnet.core.gro_normal_batch = 8\nnet.core.high_order_alloc_disable = 0\nnet.core.max_skb_frags = 17\nnet.core.mem_pcpu_rsv = 256\nnet.core.message_burst = 10\nnet.core.message_cost = 5\nnet.core.netdev_budget = 300\nnet.core.netdev_budget_usecs = 20000\nnet.core.netdev_max_backlog = 1000\nnet.core.netdev_rss_key = 00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00\nnet.core.netdev_tstamp_prequeue = 1\nnet.core.netdev_unregister_timeout_secs = 10\nnet.core.optmem_max = 10240\nnet.core.rmem_default = 180224\nnet.core.rmem_max = 180224\nnet.core.rps_default_mask = 0\nnet.core.rps_sock_flow_entries = 0\nnet.core.skb_defer_max = 64\nnet.core.somaxconn = 4096\nnet.core.tstamp_allow_data = 1\nnet.core.txrehash = 1\nnet.core.warnings = 0\nnet.core.wmem_default = 180224\nnet.core.wmem_max = 180224\nnet.core.xfrm_acq_expires = 30\nnet.core.xfrm_aevent_etime = 10\nnet.core.xfrm_aevent_rseqth = 2\nnet.core.xfrm_larval_drop = 1\nnet.ipv4.conf.all.accept_local = 0\nnet.ipv4.conf.all.accept_redirects = 1\nnet.ipv4.conf.all.accept_source_route = 0\nnet.ipv4.conf.all.arp_accept = 0\nnet.ipv4.conf.all.arp_announce = 0\nnet.ipv4.conf.all.arp_evict_nocarrier = 1\nnet.ipv4.conf.all.arp_filter = 0\nnet.ipv4.conf.all.arp_ignore = 0\nnet.ipv4.conf.all.arp_notify = 0\nnet.ipv4.conf.all.bc_forwarding = 0\nnet.ipv4.conf.all.bootp_relay = 0\nnet.ipv4.conf.all.disable_policy = 0\nnet.ipv4.conf.all.disable_xfrm = 0\nnet.ipv4.conf.all.drop_gratuitous_arp = 0\nnet.ipv4.conf.all.drop_unicast_in_l2_multicast = 0\nnet.ipv4.conf.all.force_igmp_version = 0\nnet.ipv4.conf.all.forwarding = 0\nnet.ipv4.conf.all.igmpv2_unsolicited_report_interval = 10000\nnet.ipv4.conf.all.igmpv3_unsolicited_report_interval = 1000\nnet.ipv4.conf.all.ignore_routes_with_linkdown = 0\nnet.ipv4.conf.all.log_martians = 0\nnet.ipv4.conf.all.mc_forwarding = 0\nnet.ipv4.conf.all.medium_id = 0\nnet.ipv4.conf.all.promote_secondaries = 0\nnet.ipv4.conf.all.proxy_arp = 0\nnet.ipv4.conf.all.proxy_arp_pvlan = 0\nnet.ipv4.conf.all.route_localnet = 0\nnet.ipv4.conf.all.rp_filter = 0\nnet.ipv4.conf.all.secure_redirects = 1\nnet.ipv4.conf.all.send_redirects = 1\nnet.ipv4.conf.all.shared_media = 1\nnet.ipv4.conf.all.src_valid_mark = 0\nnet.ipv4.conf.all.tag = 0\nnet.ipv4.conf.default.accept_local = 0\nnet.ipv4.conf.default.accept_redirects = 1\nnet.ipv4.conf.default.accept_source_route = 1\nnet.ipv4.conf.default.arp_accept = 0\nnet.ipv4.conf.default.arp_announce = 0\nnet.ipv4.conf.default.arp_evict_nocarrier = 1\nnet.ipv4.conf.default.arp_filter = 0\nnet.ipv4.conf.default.arp_ignore = 0\nnet.ipv4.conf.default.arp_notify = 0\nnet.ipv4.conf.default.bc_forwarding = 0\nnet.ipv4.conf.default.bootp_relay = 0\nnet.ipv4.conf.default.disable_policy = 0\nnet.ipv4.conf.default.disable_xfrm = 0\nnet.ipv4.conf.default.drop_gratuitous_arp = 0\nnet.ipv4.conf.default.drop_unicast_in_l2_multicast = 0\nnet.ipv4.conf.default.force_igmp_version = 0\nnet.ipv4.conf.default.forwarding = 0\nnet.ipv4.conf.default.igmpv2_unsolicited_report_interval = 10000\nnet.ipv4.conf.default.igmpv3_unsolicited_report_interval = 1000\nnet.ipv4.conf.default.ignore_routes_with_linkdown = 0\nnet.ipv4.conf.default.log_martians = 0\nnet.ipv4.conf.default.mc_forwarding = 0\nnet.ipv4.conf.default.medium_id = 0\nnet.ipv4.conf.default.promote_secondaries = 0\nnet.ipv4.conf.default.proxy_arp = 0\nnet.ipv4.conf.default.proxy_arp_pvlan = 0\nnet.ipv4.conf.default.route_localnet = 0\nnet.ipv4.conf.default.rp_filter = 0\nnet.ipv4.conf.default.secure_redirects = 1\nnet.ipv4.conf.default.send_redirects = 1\nnet.ipv4.conf.default.shared_media = 1\nnet.ipv4.conf.default.src_valid_mark = 0\nnet.ipv4.conf.default.tag = 0\nnet.ipv4.conf.eth0.accept_local = 0\nnet.ipv4.conf.eth0.accept_redirects = 1\nnet.ipv4.conf.eth0.accept_source_route = 1\nnet.ipv4.conf.eth0.arp_accept = 0\nnet.ipv4.conf.eth0.arp_announce = 0\nnet.ipv4.conf.eth0.arp_evict_nocarrier = 1\nnet.ipv4.conf.eth0.arp_filter = 0\nnet.ipv4.conf.eth0.arp_ignore = 0\nnet.ipv4.conf.eth0.arp_notify = 0\nnet.ipv4.conf.eth0.bc_forwarding = 0\nnet.ipv4.conf.eth0.bootp_relay = 0\nnet.ipv4.conf.eth0.disable_policy = 0\nnet.ipv4.conf.eth0.disable_xfrm = 0\nnet.ipv4.conf.eth0.drop_gratuitous_arp = 0\nnet.ipv4.conf.eth0.drop_unicast_in_l2_multicast = 0\nnet.ipv4.conf.eth0.force_igmp_version = 0\nnet.ipv4.conf.eth0.forwarding = 0\nnet.ipv4.conf.eth0.igmpv2_unsolicited_report_interval = 10000\nnet.ipv4.conf.eth0.igmpv3_unsolicited_report_interval = 1000\nnet.ipv4.conf.eth0.ignore_routes_with_linkdown = 0\nnet.ipv4.conf.eth0.log_martians = 0\nnet.ipv4.conf.eth0.mc_forwarding = 0\nnet.ipv4.conf.eth0.medium_id = 0\nnet.ipv4.conf.eth0.promote_secondaries = 0\nnet.ipv4.conf.eth0.proxy_arp = 0\nnet.ipv4.conf.eth0.proxy_arp_pvlan = 0\nnet.ipv4.conf.eth0.route_localnet = 0\nnet.ipv4.conf.eth0.rp_filter = 0\nnet.ipv4.conf.eth0.secure_redirects = 1\nnet.ipv4.conf.eth0.send_redirects = 1\nnet.ipv4.conf.eth0.shared_media = 1\nnet.ipv4.conf.eth0.src_valid_mark = 0\nnet.ipv4.conf.eth0.tag = 0\nnet.ipv4.conf.lo.accept_local = 0\nnet.ipv4.conf.lo.accept_redirects = 1\nnet.ipv4.conf.lo.accept_source_route = 1\nnet.ipv4.conf.lo.arp_accept = 0\nnet.ipv4.conf.lo.arp_announce = 0\nnet.ipv4.conf.lo.arp_evict_nocarrier = 1\nnet.ipv4.conf.lo.arp_filter = 0\nnet.ipv4.conf.lo.arp_ignore = 0\nnet.ipv4.conf.lo.arp_notify = 0\nnet.ipv4.conf.lo.bc_forwarding = 0\nnet.ipv4.conf.lo.bootp_relay = 0\nnet.ipv4.conf.lo.disable_policy = 1\nnet.ipv4.conf.lo.disable_xfrm = 1\nnet.ipv4.conf.lo.drop_gratuitous_arp = 0\nnet.ipv4.conf.lo.drop_unicast_in_l2_multicast = 0\nnet.ipv4.conf.lo.force_igmp_version = 0\nnet.ipv4.conf.lo.forwarding = 0\nnet.ipv4.conf.lo.igmpv2_unsolicited_report_interval = 10000\nnet.ipv4.conf.lo.igmpv3_unsolicited_report_interval = 1000\nnet.ipv4.conf.lo.ignore_routes_with_linkdown = 0\nnet.ipv4.conf.lo.log_martians = 0\nnet.ipv4.conf.lo.mc_forwarding = 0\nnet.ipv4.conf.lo.medium_id = 0\nnet.ipv4.conf.lo.promote_secondaries = 0\nnet.ipv4.conf.lo.proxy_arp = 0\nnet.ipv4.conf.lo.proxy_arp_pvlan = 0\nnet.ipv4.conf.lo.route_localnet = 0\nnet.ipv4.conf.lo.rp_filter = 0\nnet.ipv4.conf.lo.secure_redirects = 1\nnet.ipv4.conf.lo.send_redirects = 1\nnet.ipv4.conf.lo.shared_media = 1\nnet.ipv4.conf.lo.src_valid_mark = 0\nnet.ipv4.conf.lo.tag = 0\nnet.ipv4.conf.wlan0.accept_local = 0\nnet.ipv4.conf.wlan0.accept_redirects = 1\nnet.ipv4.conf.wlan0.accept_source_route = 1\nnet.ipv4.conf.wlan0.arp_accept = 0\nnet.ipv4.conf.wlan0.arp_announce = 0\nnet.ipv4.conf.wlan0.arp_evict_nocarrier = 1\nnet.ipv4.conf.wlan0.arp_filter = 0\nnet.ipv4.conf.wlan0.arp_ignore = 0\nnet.ipv4.conf.wlan0.arp_notify = 0\nnet.ipv4.conf.wlan0.bc_forwarding = 0\nnet.ipv4.conf.wlan0.bootp_relay = 0\nnet.ipv4.conf.wlan0.disable_policy = 0\nnet.ipv4.conf.wlan0.disable_xfrm = 0\nnet.ipv4.conf.wlan0.drop_gratuitous_arp = 0\nnet.ipv4.conf.wlan0.drop_unicast_in_l2_multicast = 0\nnet.ipv4.conf.wlan0.force_igmp_version = 0\nnet.ipv4.conf.wlan0.forwarding = 0\nnet.ipv4.conf.wlan0.igmpv2_unsolicited_report_interval = 10000\nnet.ipv4.conf.wlan0.igmpv3_unsolicited_report_interval = 1000\nnet.ipv4.conf.wlan0.ignore_routes_with_linkdown = 0\nnet.ipv4.conf.wlan0.log_martians = 0\nnet.ipv4.conf.wlan0.mc_forwarding = 0\nnet.ipv4.conf.wlan0.medium_id = 0\nnet.ipv4.conf.wlan0.promote_secondaries = 0\nnet.ipv4.conf.wlan0.proxy_arp = 0\nnet.ipv4.conf.wlan0.proxy_arp_pvlan = 0\nnet.ipv4.conf.wlan0.route_localnet = 0\nnet.ipv4.conf.wlan0.rp_filter = 0\nnet.ipv4.conf.wlan0.secure_redirects = 1\nnet.ipv4.conf.wlan0.send_redirects = 1\nnet.ipv4.conf.wlan0.shared_media = 1\nnet.ipv4.conf.wlan0.src_valid_mark = 0\nnet.ipv4.conf.wlan0.tag = 0\nnet.ipv4.fib_multipath_hash_fields = 7\nnet.ipv4.fib_multipath_hash_policy = 0\nnet.ipv4.fib_multipath_use_neigh = 0\nnet.ipv4.fib_notify_on_flag_change = 0\nnet.ipv4.fib_sync_mem = 524288\nnet.ipv4.fwmark_reflect = 0\nnet.ipv4.icmp_echo_enable_probe = 0\nnet.ipv4.icmp_echo_ignore_all = 0\nnet.ipv4.icmp_echo_ignore_broadcasts = 1\nnet.ipv4.icmp_errors_use_inbound_ifaddr = 0\nnet.ipv4.icmp_ignore_bogus_error_responses = 1\nnet.ipv4.icmp_msgs_burst = 50\nnet.ipv4.icmp_msgs_per_sec = 1000\nnet.ipv4.icmp_ratelimit = 1000\nnet.ipv4.icmp_ratemask = 6168\nnet.ipv4.igmp_link_local_mcast_reports = 1\nnet.ipv4.igmp_max_memberships = 20\nnet.ipv4.igmp_max_msf = 10\nnet.ipv4.igmp_qrv = 2\nnet.ipv4.inet_peer_maxttl = 600\nnet.ipv4.inet_peer_minttl = 120\nnet.ipv4.inet_peer_threshold = 65664\nnet.ipv4.ip_autobind_reuse = 0\nnet.ipv4.ip_default_ttl = 64\nnet.ipv4.ip_dynaddr = 0\nnet.ipv4.ip_early_demux = 1\nnet.ipv4.ip_forward = 0\nnet.ipv4.ip_forward_update_priority = 1\nnet.ipv4.ip_forward_use_pmtu = 0\nnet.ipv4.ip_local_port_range = 32768\t60999\nnet.ipv4.ip_local_reserved_ports =\nnet.ipv4.ip_no_pmtu_disc = 0\nnet.ipv4.ip_nonlocal_bind = 0\nnet.ipv4.ip_unprivileged_port_start = 1024\nnet.ipv4.ipfrag_high_thresh = 4194304\nnet.ipv4.ipfrag_low_thresh = 3145728\nnet.ipv4.ipfrag_max_dist = 64\nnet.ipv4.ipfrag_secret_interval = 0\nnet.ipv4.ipfrag_time = 30\nnet.ipv4.neigh.default.anycast_delay = 100\nnet.ipv4.neigh.default.app_solicit = 0\nnet.ipv4.neigh.default.base_reachable_time_ms = 30000\nnet.ipv4.neigh.default.delay_first_probe_time = 5\nnet.ipv4.neigh.default.gc_interval = 30\nnet.ipv4.neigh.default.gc_stale_time = 60\nnet.ipv4.neigh.default.gc_thresh1 = 128\nnet.ipv4.neigh.default.gc_thresh2 = 512\nnet.ipv4.neigh.default.gc_thresh3 = 1024\nnet.ipv4.neigh.default.interval_probe_time_ms = 5000\nnet.ipv4.neigh.default.locktime = 100\nnet.ipv4.neigh.default.mcast_resolicit = 0\nnet.ipv4.neigh.default.mcast_solicit = 3\nnet.ipv4.neigh.default.proxy_delay = 80\nnet.ipv4.neigh.default.proxy_qlen = 64\nnet.ipv4.neigh.default.retrans_time_ms = 1000\nnet.ipv4.neigh.default.ucast_solicit = 3\nnet.ipv4.neigh.default.unres_qlen = 91\nnet.ipv4.neigh.default.unres_qlen_bytes = 180224\nnet.ipv4.neigh.eth0.anycast_delay = 100\nnet.ipv4.neigh.eth0.app_solicit = 0\nnet.ipv4.neigh.eth0.base_reachable_time_ms = 30000\nnet.ipv4.neigh.eth0.delay_first_probe_time = 5\nnet.ipv4.neigh.eth0.gc_stale_time = 60\nnet.ipv4.neigh.eth0.interval_probe_time_ms = 5000\nnet.ipv4.neigh.eth0.locktime = 100\nnet.ipv4.neigh.eth0.mcast_resolicit = 0\nnet.ipv4.neigh.eth0.mcast_solicit = 3\nnet.ipv4.neigh.eth0.proxy_delay = 80\nnet.ipv4.neigh.eth0.proxy_qlen = 64\nnet.ipv4.neigh.eth0.retrans_time_ms = 1000\nnet.ipv4.neigh.eth0.ucast_solicit = 3\nnet.ipv4.neigh.eth0.unres_qlen = 91\nnet.ipv4.neigh.eth0.unres_qlen_bytes = 180224\nnet.ipv4.neigh.lo.anycast_delay = 100\nnet.ipv4.neigh.lo.app_solicit = 0\nnet.ipv4.neigh.lo.base_reachable_time_ms = 30000\nnet.ipv4.neigh.lo.delay_first_probe_time = 5\nnet.ipv4.neigh.lo.gc_stale_time = 60\nnet.ipv4.neigh.lo.interval_probe_time_ms = 5000\nnet.ipv4.neigh.lo.locktime = 100\nnet.ipv4.neigh.lo.mcast_resolicit = 0\nnet.ipv4.neigh.lo.mcast_solicit = 3\nnet.ipv4.neigh.lo.proxy_delay = 80\nnet.ipv4.neigh.lo.proxy_qlen = 64\nnet.ipv4.neigh.lo.retrans_time_ms = 1000\nnet.ipv4.neigh.lo.ucast_solicit = 3\nnet.ipv4.neigh.lo.unres_qlen = 91\nnet.ipv4.neigh.lo.unres_qlen_bytes = 180224\nnet.ipv4.neigh.wlan0.anycast_delay = 100\nnet.ipv4.neigh.wlan0.app_solicit = 0\nnet.ipv4.neigh.wlan0.base_reachable_time_ms = 30000\nnet.ipv4.neigh.wlan0.delay_first_probe_time = 5\nnet.ipv4.neigh.wlan0.gc_stale_time = 60\nnet.ipv4.neigh.wlan0.interval_probe_time_ms = 5000\nnet.ipv4.neigh.wlan0.locktime = 100\nnet.ipv4.neigh.wlan0.mcast_resolicit = 0\nnet.ipv4.neigh.wlan0.mcast_solicit = 3\nnet.ipv4.neigh.wlan0.proxy_delay = 80\nnet.ipv4.neigh.wlan0.proxy_qlen = 64\nnet.ipv4.neigh.wlan0.retrans_time_ms = 1000\nnet.ipv4.neigh.wlan0.ucast_solicit = 3\nnet.ipv4.neigh.wlan0.unres_qlen = 91\nnet.ipv4.neigh.wlan0.unres_qlen_bytes = 180224\nnet.ipv4.nexthop_compat_mode = 1\nnet.ipv4.ping_group_range = 0\t2147483647\nnet.ipv4.raw_l3mdev_accept = 1\nnet.ipv4.route.error_burst = 500\nnet.ipv4.route.error_cost = 100\nnet.ipv4.route.gc_elasticity = 8\nnet.ipv4.route.gc_interval = 60\nnet.ipv4.route.gc_min_interval = 0\nnet.ipv4.route.gc_min_interval_ms = 500\nnet.ipv4.route.gc_thresh = -1\nnet.ipv4.route.gc_timeout = 300\nnet.ipv4.route.max_size = 2147483647\nnet.ipv4.route.min_adv_mss = 256\nnet.ipv4.route.min_pmtu = 552\nnet.ipv4.route.mtu_expires = 600\nnet.ipv4.route.redirect_load = 2\nnet.ipv4.route.redirect_number = 9\nnet.ipv4.route.redirect_silence = 2048\nnet.ipv4.tcp_abort_on_overflow = 0\nnet.ipv4.tcp_adv_win_scale = 1\nnet.ipv4.tcp_allowed_congestion_control = reno cubic\nnet.ipv4.tcp_app_win = 31\nnet.ipv4.tcp_autocorking = 1\nnet.ipv4.tcp_available_congestion_control = reno cubic\nnet.ipv4.tcp_available_ulp =\nnet.ipv4.tcp_base_mss = 1024\nnet.ipv4.tcp_challenge_ack_limit = 2147483647\nnet.ipv4.tcp_child_ehash_entries = 0\nnet.ipv4.tcp_comp_sack_delay_ns = 1000000\nnet.ipv4.tcp_comp_sack_nr = 44\nnet.ipv4.tcp_comp_sack_slack_ns = 100000\nnet.ipv4.tcp_congestion_control = cubic\nnet.ipv4.tcp_dsack = 1\nnet.ipv4.tcp_early_demux = 1\nnet.ipv4.tcp_early_retrans = 3\nnet.ipv4.tcp_ecn = 2\nnet.ipv4.tcp_ecn_fallback = 1\nnet.ipv4.tcp_ehash_entries = 8192\nnet.ipv4.tcp_fack = 0\nnet.ipv4.tcp_fastopen = 1\nnet.ipv4.tcp_fastopen_blackhole_timeout_sec = 0\nnet.ipv4.tcp_fastopen_key = 00000000-00000000-00000000-00000000\nnet.ipv4.tcp_fin_timeout = 60\nnet.ipv4.tcp_frto = 2\nnet.ipv4.tcp_fwmark_accept = 0\nnet.ipv4.tcp_invalid_ratelimit = 500\nnet.ipv4.tcp_keepalive_intvl = 75\nnet.ipv4.tcp_keepalive_probes = 9\nnet.ipv4.tcp_keepalive_time = 7200\nnet.ipv4.tcp_l3mdev_accept = 0\nnet.ipv4.tcp_limit_output_bytes = 1048576\nnet.ipv4.tcp_low_latency = 0\nnet.ipv4.tcp_max_orphans = 4096\nnet.ipv4.tcp_max_reordering = 300\nnet.ipv4.tcp_max_syn_backlog = 128\nnet.ipv4.tcp_max_tw_buckets = 4096\nnet.ipv4.tcp_mem = 10785\t14381\t21570\nnet.ipv4.tcp_migrate_req = 0\nnet.ipv4.tcp_min_rtt_wlen = 300\nnet.ipv4.tcp_min_snd_mss = 48\nnet.ipv4.tcp_min_tso_segs = 2\nnet.ipv4.tcp_moderate_rcvbuf = 1\nnet.ipv4.tcp_mtu_probe_floor = 48\nnet.ipv4.tcp_mtu_probing = 0\nnet.ipv4.tcp_no_metrics_save = 0\nnet.ipv4.tcp_no_ssthresh_metrics_save = 1\nnet.ipv4.tcp_notsent_lowat = 4294967295\nnet.ipv4.tcp_orphan_retries = 0\nnet.ipv4.tcp_pacing_ca_ratio = 120\nnet.ipv4.tcp_pacing_ss_ratio = 200\nnet.ipv4.tcp_plb_cong_thresh = 128\nnet.ipv4.tcp_plb_enabled = 0\nnet.ipv4.tcp_plb_idle_rehash_rounds = 3\nnet.ipv4.tcp_plb_rehash_rounds = 12\nnet.ipv4.tcp_plb_suspend_rto_sec = 60\nnet.ipv4.tcp_probe_interval = 600\nnet.ipv4.tcp_probe_threshold = 8\nnet.ipv4.tcp_recovery = 1\nnet.ipv4.tcp_reflect_tos = 0\nnet.ipv4.tcp_reordering = 3\nnet.ipv4.tcp_retrans_collapse = 1\nnet.ipv4.tcp_retries1 = 3\nnet.ipv4.tcp_retries2 = 15\nnet.ipv4.tcp_rfc1337 = 0\nnet.ipv4.tcp_rmem = 4096\t131072\t6291456\nnet.ipv4.tcp_sack = 1\nnet.ipv4.tcp_shrink_window = 0\nnet.ipv4.tcp_slow_start_after_idle = 1\nnet.ipv4.tcp_stdurg = 0\nnet.ipv4.tcp_syn_linear_timeouts = 4\nnet.ipv4.tcp_syn_retries = 6\nnet.ipv4.tcp_synack_retries = 5\nnet.ipv4.tcp_syncookies = 1\nnet.ipv4.tcp_thin_linear_timeouts = 0\nnet.ipv4.tcp_timestamps = 1\nnet.ipv4.tcp_tso_rtt_log = 9\nnet.ipv4.tcp_tso_win_divisor = 3\nnet.ipv4.tcp_tw_reuse = 2\nnet.ipv4.tcp_window_scaling = 1\nnet.ipv4.tcp_wmem = 4096\t16384\t4194304\nnet.ipv4.tcp_workaround_signed_windows = 0\nnet.ipv4.udp_child_hash_entries = 0\nnet.ipv4.udp_early_demux = 1\nnet.ipv4.udp_hash_entries = 512\nnet.ipv4.udp_l3mdev_accept = 0\nnet.ipv4.udp_mem = 21570\t28763\t43140\nnet.ipv4.udp_rmem_min = 4096\nnet.ipv4.udp_wmem_min = 4096\nnet.ipv4.xfrm4_gc_thresh = 32768\nnet.ipv6.anycast_src_echo_reply = 0\nnet.ipv6.auto_flowlabels = 1\nnet.ipv6.bindv6only = 0\nnet.ipv6.conf.all.accept_dad = 0\nnet.ipv6.conf.all.accept_ra = 1\nnet.ipv6.conf.all.accept_ra_defrtr = 1\nnet.ipv6.conf.all.accept_ra_from_local = 0\nnet.ipv6.conf.all.accept_ra_min_hop_limit = 1\nnet.ipv6.conf.all.accept_ra_min_lft = 0\nnet.ipv6.conf.all.accept_ra_mtu = 1\nnet.ipv6.conf.all.accept_ra_pinfo = 1\nnet.ipv6.conf.all.accept_ra_rt_info_max_plen = 0\nnet.ipv6.conf.all.accept_ra_rt_info_min_plen = 0\nnet.ipv6.conf.all.accept_ra_rtr_pref = 1\nnet.ipv6.conf.all.accept_redirects = 1\nnet.ipv6.conf.all.accept_source_route = 0\nnet.ipv6.conf.all.accept_untracked_na = 0\nnet.ipv6.conf.all.addr_gen_mode = 0\nnet.ipv6.conf.all.autoconf = 1\nnet.ipv6.conf.all.dad_transmits = 1\nnet.ipv6.conf.all.disable_ipv6 = 0\nnet.ipv6.conf.all.disable_policy = 0\nnet.ipv6.conf.all.drop_unicast_in_l2_multicast = 0\nnet.ipv6.conf.all.drop_unsolicited_na = 0\nnet.ipv6.conf.all.enhanced_dad = 1\nnet.ipv6.conf.all.force_mld_version = 0\nnet.ipv6.conf.all.force_tllao = 0\nnet.ipv6.conf.all.forwarding = 0\nnet.ipv6.conf.all.hop_limit = 64\nnet.ipv6.conf.all.ignore_routes_with_linkdown = 0\nnet.ipv6.conf.all.ioam6_enabled = 0\nnet.ipv6.conf.all.ioam6_id = 65535\nnet.ipv6.conf.all.ioam6_id_wide = 4294967295\nnet.ipv6.conf.all.keep_addr_on_down = 0\nnet.ipv6.conf.all.max_addresses = 16\nnet.ipv6.conf.all.max_desync_factor = 600\nnet.ipv6.conf.all.mc_forwarding = 0\nnet.ipv6.conf.all.mldv1_unsolicited_report_interval = 10000\nnet.ipv6.conf.all.mldv2_unsolicited_report_interval = 1000\nnet.ipv6.conf.all.mtu = 1280\nnet.ipv6.conf.all.ndisc_evict_nocarrier = 1\nnet.ipv6.conf.all.ndisc_notify = 0\nnet.ipv6.conf.all.ndisc_tclass = 0\nnet.ipv6.conf.all.proxy_ndp = 0\nnet.ipv6.conf.all.ra_defrtr_metric = 1024\nnet.ipv6.conf.all.regen_max_retry = 3\nnet.ipv6.conf.all.router_probe_interval = 60\nnet.ipv6.conf.all.router_solicitation_delay = 1\nnet.ipv6.conf.all.router_solicitation_interval = 4\nnet.ipv6.conf.all.router_solicitation_max_interval = 3600\nnet.ipv6.conf.all.router_solicitations = -1\nnet.ipv6.conf.all.rpl_seg_enabled = 0\nnet.ipv6.conf.all.seg6_enabled = 0\nnet.ipv6.conf.all.suppress_frag_ndisc = 1\nnet.ipv6.conf.all.temp_prefered_lft = 86400\nnet.ipv6.conf.all.temp_valid_lft = 604800\nnet.ipv6.conf.all.use_oif_addrs_only = 0\nnet.ipv6.conf.all.use_tempaddr = 0\nnet.ipv6.conf.default.accept_dad = 1\nnet.ipv6.conf.default.accept_ra = 1\nnet.ipv6.conf.default.accept_ra_defrtr = 1\nnet.ipv6.conf.default.accept_ra_from_local = 0\nnet.ipv6.conf.default.accept_ra_min_hop_limit = 1\nnet.ipv6.conf.default.accept_ra_min_lft = 0\nnet.ipv6.conf.default.accept_ra_mtu = 1\nnet.ipv6.conf.default.accept_ra_pinfo = 1\nnet.ipv6.conf.default.accept_ra_rt_info_max_plen = 0\nnet.ipv6.conf.default.accept_ra_rt_info_min_plen = 0\nnet.ipv6.conf.default.accept_ra_rtr_pref = 1\nnet.ipv6.conf.default.accept_redirects = 1\nnet.ipv6.conf.default.accept_source_route = 0\nnet.ipv6.conf.default.accept_untracked_na = 0\nnet.ipv6.conf.default.addr_gen_mode = 0\nnet.ipv6.conf.default.autoconf = 1\nnet.ipv6.conf.default.dad_transmits = 1\nnet.ipv6.conf.default.disable_ipv6 = 0\nnet.ipv6.conf.default.disable_policy = 0\nnet.ipv6.conf.default.drop_unicast_in_l2_multicast = 0\nnet.ipv6.conf.default.drop_unsolicited_na = 0\nnet.ipv6.conf.default.enhanced_dad = 1\nnet.ipv6.conf.default.force_mld_version = 0\nnet.ipv6.conf.default.force_tllao = 0\nnet.ipv6.conf.default.forwarding = 0\nnet.ipv6.conf.default.hop_limit = 64\nnet.ipv6.conf.default.ignore_routes_with_linkdown = 0\nnet.ipv6.conf.default.ioam6_enabled = 0\nnet.ipv6.conf.default.ioam6_id = 65535\nnet.ipv6.conf.default.ioam6_id_wide = 4294967295\nnet.ipv6.conf.default.keep_addr_on_down = 0\nnet.ipv6.conf.default.max_addresses = 16\nnet.ipv6.conf.default.max_desync_factor = 600\nnet.ipv6.conf.default.mc_forwarding = 0\nnet.ipv6.conf.default.mldv1_unsolicited_report_interval = 10000\nnet.ipv6.conf.default.mldv2_unsolicited_report_interval = 1000\nnet.ipv6.conf.default.mtu = 1280\nnet.ipv6.conf.default.ndisc_evict_nocarrier = 1\nnet.ipv6.conf.default.ndisc_notify = 0\nnet.ipv6.conf.default.ndisc_tclass = 0\nnet.ipv6.conf.default.proxy_ndp = 0\nnet.ipv6.conf.default.ra_defrtr_metric = 1024\nnet.ipv6.conf.default.regen_max_retry = 3\nnet.ipv6.conf.default.router_probe_interval = 60\nnet.ipv6.conf.default.router_solicitation_delay = 1\nnet.ipv6.conf.default.router_solicitation_interval = 4\nnet.ipv6.conf.default.router_solicitation_max_interval = 3600\nnet.ipv6.conf.default.router_solicitations = -1\nnet.ipv6.conf.default.rpl_seg_enabled = 0\nnet.ipv6.conf.default.seg6_enabled = 0\nnet.ipv6.conf.default.suppress_frag_ndisc = 1\nnet.ipv6.conf.default.temp_prefered_lft = 86400\nnet.ipv6.conf.default.temp_valid_lft = 604800\nnet.ipv6.conf.default.use_oif_addrs_only = 0\nnet.ipv6.conf.default.use_tempaddr = 0\nnet.ipv6.conf.eth0.accept_dad = 1\nnet.ipv6.conf.eth0.accept_ra = 0\nnet.ipv6.conf.eth0.accept_ra_defrtr = 1\nnet.ipv6.conf.eth0.accept_ra_from_local = 0\nnet.ipv6.conf.eth0.accept_ra_min_hop_limit = 1\nnet.ipv6.conf.eth0.accept_ra_min_lft = 0\nnet.ipv6.conf.eth0.accept_ra_mtu = 1\nnet.ipv6.conf.eth0.accept_ra_pinfo = 1\nnet.ipv6.conf.eth0.accept_ra_rt_info_max_plen = 0\nnet.ipv6.conf.eth0.accept_ra_rt_info_min_plen = 0\nnet.ipv6.conf.eth0.accept_ra_rtr_pref = 1\nnet.ipv6.conf.eth0.accept_redirects = 1\nnet.ipv6.conf.eth0.accept_source_route = 0\nnet.ipv6.conf.eth0.accept_untracked_na = 0\nnet.ipv6.conf.eth0.addr_gen_mode = 1\nnet.ipv6.conf.eth0.autoconf = 1\nnet.ipv6.conf.eth0.dad_transmits = 1\nnet.ipv6.conf.eth0.disable_ipv6 = 0\nnet.ipv6.conf.eth0.disable_policy = 0\nnet.ipv6.conf.eth0.drop_unicast_in_l2_multicast = 0\nnet.ipv6.conf.eth0.drop_unsolicited_na = 0\nnet.ipv6.conf.eth0.enhanced_dad = 1\nnet.ipv6.conf.eth0.force_mld_version = 0\nnet.ipv6.conf.eth0.force_tllao = 0\nnet.ipv6.conf.eth0.forwarding = 0\nnet.ipv6.conf.eth0.hop_limit = 64\nnet.ipv6.conf.eth0.ignore_routes_with_linkdown = 0\nnet.ipv6.conf.eth0.ioam6_enabled = 0\nnet.ipv6.conf.eth0.ioam6_id = 65535\nnet.ipv6.conf.eth0.ioam6_id_wide = 4294967295\nnet.ipv6.conf.eth0.keep_addr_on_down = 0\nnet.ipv6.conf.eth0.max_addresses = 16\nnet.ipv6.conf.eth0.max_desync_factor = 600\nnet.ipv6.conf.eth0.mc_forwarding = 0\nnet.ipv6.conf.eth0.mldv1_unsolicited_report_interval = 10000\nnet.ipv6.conf.eth0.mldv2_unsolicited_report_interval = 1000\nnet.ipv6.conf.eth0.mtu = 1500\nnet.ipv6.conf.eth0.ndisc_evict_nocarrier = 1\nnet.ipv6.conf.eth0.ndisc_notify = 0\nnet.ipv6.conf.eth0.ndisc_tclass = 0\nnet.ipv6.conf.eth0.proxy_ndp = 0\nnet.ipv6.conf.eth0.ra_defrtr_metric = 1024\nnet.ipv6.conf.eth0.regen_max_retry = 3\nnet.ipv6.conf.eth0.router_probe_interval = 60\nnet.ipv6.conf.eth0.router_solicitation_delay = 1\nnet.ipv6.conf.eth0.router_solicitation_interval = 4\nnet.ipv6.conf.eth0.router_solicitation_max_interval = 3600\nnet.ipv6.conf.eth0.router_solicitations = -1\nnet.ipv6.conf.eth0.rpl_seg_enabled = 0\nnet.ipv6.conf.eth0.seg6_enabled = 0\nnet.ipv6.conf.eth0.suppress_frag_ndisc = 1\nnet.ipv6.conf.eth0.temp_prefered_lft = 86400\nnet.ipv6.conf.eth0.temp_valid_lft = 604800\nnet.ipv6.conf.eth0.use_oif_addrs_only = 0\nnet.ipv6.conf.eth0.use_tempaddr = 0\nnet.ipv6.conf.lo.accept_dad = -1\nnet.ipv6.conf.lo.accept_ra = 1\nnet.ipv6.conf.lo.accept_ra_defrtr = 1\nnet.ipv6.conf.lo.accept_ra_from_local = 0\nnet.ipv6.conf.lo.accept_ra_min_hop_limit = 1\nnet.ipv6.conf.lo.accept_ra_min_lft = 0\nnet.ipv6.conf.lo.accept_ra_mtu = 1\nnet.ipv6.conf.lo.accept_ra_pinfo = 1\nnet.ipv6.conf.lo.accept_ra_rt_info_max_plen = 0\nnet.ipv6.conf.lo.accept_ra_rt_info_min_plen = 0\nnet.ipv6.conf.lo.accept_ra_rtr_pref = 1\nnet.ipv6.conf.lo.accept_redirects = 1\nnet.ipv6.conf.lo.accept_source_route = 0\nnet.ipv6.conf.lo.accept_untracked_na = 0\nnet.ipv6.conf.lo.addr_gen_mode = 0\nnet.ipv6.conf.lo.autoconf = 1\nnet.ipv6.conf.lo.dad_transmits = 1\nnet.ipv6.conf.lo.disable_ipv6 = 0\nnet.ipv6.conf.lo.disable_policy = 0\nnet.ipv6.conf.lo.drop_unicast_in_l2_multicast = 0\nnet.ipv6.conf.lo.drop_unsolicited_na = 0\nnet.ipv6.conf.lo.enhanced_dad = 1\nnet.ipv6.conf.lo.force_mld_version = 0\nnet.ipv6.conf.lo.force_tllao = 0\nnet.ipv6.conf.lo.forwarding = 0\nnet.ipv6.conf.lo.hop_limit = 64\nnet.ipv6.conf.lo.ignore_routes_with_linkdown = 0\nnet.ipv6.conf.lo.ioam6_enabled = 0\nnet.ipv6.conf.lo.ioam6_id = 65535\nnet.ipv6.conf.lo.ioam6_id_wide = 4294967295\nnet.ipv6.conf.lo.keep_addr_on_down = 0\nnet.ipv6.conf.lo.max_addresses = 16\nnet.ipv6.conf.lo.max_desync_factor = 600\nnet.ipv6.conf.lo.mc_forwarding = 0\nnet.ipv6.conf.lo.mldv1_unsolicited_report_interval = 10000\nnet.ipv6.conf.lo.mldv2_unsolicited_report_interval = 1000\nnet.ipv6.conf.lo.mtu = 65536\nnet.ipv6.conf.lo.ndisc_evict_nocarrier = 1\nnet.ipv6.conf.lo.ndisc_notify = 0\nnet.ipv6.conf.lo.ndisc_tclass = 0\nnet.ipv6.conf.lo.proxy_ndp = 0\nnet.ipv6.conf.lo.ra_defrtr_metric = 1024\nnet.ipv6.conf.lo.regen_max_retry = 3\nnet.ipv6.conf.lo.router_probe_interval = 60\nnet.ipv6.conf.lo.router_solicitation_delay = 1\nnet.ipv6.conf.lo.router_solicitation_interval = 4\nnet.ipv6.conf.lo.router_solicitation_max_interval = 3600\nnet.ipv6.conf.lo.router_solicitations = -1\nnet.ipv6.conf.lo.rpl_seg_enabled = 0\nnet.ipv6.conf.lo.seg6_enabled = 0\nnet.ipv6.conf.lo.suppress_frag_ndisc = 1\nnet.ipv6.conf.lo.temp_prefered_lft = 86400\nnet.ipv6.conf.lo.temp_valid_lft = 604800\nnet.ipv6.conf.lo.use_oif_addrs_only = 0\nnet.ipv6.conf.lo.use_tempaddr = -1\nnet.ipv6.conf.wlan0.accept_dad = 1\nnet.ipv6.conf.wlan0.accept_ra = 0\nnet.ipv6.conf.wlan0.accept_ra_defrtr = 1\nnet.ipv6.conf.wlan0.accept_ra_from_local = 0\nnet.ipv6.conf.wlan0.accept_ra_min_hop_limit = 1\nnet.ipv6.conf.wlan0.accept_ra_min_lft = 0\nnet.ipv6.conf.wlan0.accept_ra_mtu = 1\nnet.ipv6.conf.wlan0.accept_ra_pinfo = 1\nnet.ipv6.conf.wlan0.accept_ra_rt_info_max_plen = 0\nnet.ipv6.conf.wlan0.accept_ra_rt_info_min_plen = 0\nnet.ipv6.conf.wlan0.accept_ra_rtr_pref = 1\nnet.ipv6.conf.wlan0.accept_redirects = 1\nnet.ipv6.conf.wlan0.accept_source_route = 0\nnet.ipv6.conf.wlan0.accept_untracked_na = 0\nnet.ipv6.conf.wlan0.addr_gen_mode = 1\nnet.ipv6.conf.wlan0.autoconf = 1\nnet.ipv6.conf.wlan0.dad_transmits = 1\nnet.ipv6.conf.wlan0.disable_ipv6 = 0\nnet.ipv6.conf.wlan0.disable_policy = 0\nnet.ipv6.conf.wlan0.drop_unicast_in_l2_multicast = 0\nnet.ipv6.conf.wlan0.drop_unsolicited_na = 0\nnet.ipv6.conf.wlan0.enhanced_dad = 1\nnet.ipv6.conf.wlan0.force_mld_version = 0\nnet.ipv6.conf.wlan0.force_tllao = 0\nnet.ipv6.conf.wlan0.forwarding = 0\nnet.ipv6.conf.wlan0.hop_limit = 64\nnet.ipv6.conf.wlan0.ignore_routes_with_linkdown = 0\nnet.ipv6.conf.wlan0.ioam6_enabled = 0\nnet.ipv6.conf.wlan0.ioam6_id = 65535\nnet.ipv6.conf.wlan0.ioam6_id_wide = 4294967295\nnet.ipv6.conf.wlan0.keep_addr_on_down = 0\nnet.ipv6.conf.wlan0.max_addresses = 16\nnet.ipv6.conf.wlan0.max_desync_factor = 600\nnet.ipv6.conf.wlan0.mc_forwarding = 0\nnet.ipv6.conf.wlan0.mldv1_unsolicited_report_interval = 10000\nnet.ipv6.conf.wlan0.mldv2_unsolicited_report_interval = 1000\nnet.ipv6.conf.wlan0.mtu = 1500\nnet.ipv6.conf.wlan0.ndisc_evict_nocarrier = 1\nnet.ipv6.conf.wlan0.ndisc_notify = 0\nnet.ipv6.conf.wlan0.ndisc_tclass = 0\nnet.ipv6.conf.wlan0.proxy_ndp = 0\nnet.ipv6.conf.wlan0.ra_defrtr_metric = 1024\nnet.ipv6.conf.wlan0.regen_max_retry = 3\nnet.ipv6.conf.wlan0.router_probe_interval = 60\nnet.ipv6.conf.wlan0.router_solicitation_delay = 1\nnet.ipv6.conf.wlan0.router_solicitation_interval = 4\nnet.ipv6.conf.wlan0.router_solicitation_max_interval = 3600\nnet.ipv6.conf.wlan0.router_solicitations = -1\nnet.ipv6.conf.wlan0.rpl_seg_enabled = 0\nnet.ipv6.conf.wlan0.seg6_enabled = 0\nnet.ipv6.conf.wlan0.suppress_frag_ndisc = 1\nnet.ipv6.conf.wlan0.temp_prefered_lft = 86400\nnet.ipv6.conf.wlan0.temp_valid_lft = 604800\nnet.ipv6.conf.wlan0.use_oif_addrs_only = 0\nnet.ipv6.conf.wlan0.use_tempaddr = 0\nnet.ipv6.fib_multipath_hash_fields = 7\nnet.ipv6.fib_multipath_hash_policy = 0\nnet.ipv6.fib_notify_on_flag_change = 0\nnet.ipv6.flowlabel_consistency = 1\nnet.ipv6.flowlabel_reflect = 0\nnet.ipv6.flowlabel_state_ranges = 0\nnet.ipv6.fwmark_reflect = 0\nnet.ipv6.icmp.echo_ignore_all = 0\nnet.ipv6.icmp.echo_ignore_anycast = 0\nnet.ipv6.icmp.echo_ignore_multicast = 0\nnet.ipv6.icmp.error_anycast_as_unicast = 0\nnet.ipv6.icmp.ratelimit = 1000\nnet.ipv6.icmp.ratemask = 0-1,3-127\nnet.ipv6.idgen_delay = 1\nnet.ipv6.idgen_retries = 3\nnet.ipv6.ioam6_id = 16777215\nnet.ipv6.ioam6_id_wide = 4294967295\t16777215\nnet.ipv6.ip6frag_high_thresh = 4194304\nnet.ipv6.ip6frag_low_thresh = 3145728\nnet.ipv6.ip6frag_secret_interval = 0\nnet.ipv6.ip6frag_time = 60\nnet.ipv6.ip_nonlocal_bind = 0\nnet.ipv6.max_dst_opts_length = 2147483647\nnet.ipv6.max_dst_opts_number = 8\nnet.ipv6.max_hbh_length = 2147483647\nnet.ipv6.max_hbh_opts_number = 8\nnet.ipv6.mld_max_msf = 64\nnet.ipv6.mld_qrv = 2\nnet.ipv6.neigh.default.anycast_delay = 100\nnet.ipv6.neigh.default.app_solicit = 0\nnet.ipv6.neigh.default.base_reachable_time_ms = 30000\nnet.ipv6.neigh.default.delay_first_probe_time = 5\nnet.ipv6.neigh.default.gc_interval = 30\nnet.ipv6.neigh.default.gc_stale_time = 60\nnet.ipv6.neigh.default.gc_thresh1 = 128\nnet.ipv6.neigh.default.gc_thresh2 = 512\nnet.ipv6.neigh.default.gc_thresh3 = 1024\nnet.ipv6.neigh.default.interval_probe_time_ms = 5000\nnet.ipv6.neigh.default.locktime = 0\nnet.ipv6.neigh.default.mcast_resolicit = 0\nnet.ipv6.neigh.default.mcast_solicit = 3\nnet.ipv6.neigh.default.proxy_delay = 80\nnet.ipv6.neigh.default.proxy_qlen = 64\nnet.ipv6.neigh.default.retrans_time_ms = 1000\nnet.ipv6.neigh.default.ucast_solicit = 3\nnet.ipv6.neigh.default.unres_qlen = 91\nnet.ipv6.neigh.default.unres_qlen_bytes = 180224\nnet.ipv6.neigh.eth0.anycast_delay = 100\nnet.ipv6.neigh.eth0.app_solicit = 0\nnet.ipv6.neigh.eth0.base_reachable_time_ms = 30000\nnet.ipv6.neigh.eth0.delay_first_probe_time = 5\nnet.ipv6.neigh.eth0.gc_stale_time = 60\nnet.ipv6.neigh.eth0.interval_probe_time_ms = 5000\nnet.ipv6.neigh.eth0.locktime = 0\nnet.ipv6.neigh.eth0.mcast_resolicit = 0\nnet.ipv6.neigh.eth0.mcast_solicit = 3\nnet.ipv6.neigh.eth0.proxy_delay = 80\nnet.ipv6.neigh.eth0.proxy_qlen = 64\nnet.ipv6.neigh.eth0.retrans_time_ms = 1000\nnet.ipv6.neigh.eth0.ucast_solicit = 3\nnet.ipv6.neigh.eth0.unres_qlen = 91\nnet.ipv6.neigh.eth0.unres_qlen_bytes = 180224\nnet.ipv6.neigh.lo.anycast_delay = 100\nnet.ipv6.neigh.lo.app_solicit = 0\nnet.ipv6.neigh.lo.base_reachable_time_ms = 30000\nnet.ipv6.neigh.lo.delay_first_probe_time = 5\nnet.ipv6.neigh.lo.gc_stale_time = 60\nnet.ipv6.neigh.lo.interval_probe_time_ms = 5000\nnet.ipv6.neigh.lo.locktime = 0\nnet.ipv6.neigh.lo.mcast_resolicit = 0\nnet.ipv6.neigh.lo.mcast_solicit = 3\nnet.ipv6.neigh.lo.proxy_delay = 80\nnet.ipv6.neigh.lo.proxy_qlen = 64\nnet.ipv6.neigh.lo.retrans_time_ms = 1000\nnet.ipv6.neigh.lo.ucast_solicit = 3\nnet.ipv6.neigh.lo.unres_qlen = 91\nnet.ipv6.neigh.lo.unres_qlen_bytes = 180224\nnet.ipv6.neigh.wlan0.anycast_delay = 100\nnet.ipv6.neigh.wlan0.app_solicit = 0\nnet.ipv6.neigh.wlan0.base_reachable_time_ms = 30000\nnet.ipv6.neigh.wlan0.delay_first_probe_time = 5\nnet.ipv6.neigh.wlan0.gc_stale_time = 60\nnet.ipv6.neigh.wlan0.interval_probe_time_ms = 5000\nnet.ipv6.neigh.wlan0.locktime = 0\nnet.ipv6.neigh.wlan0.mcast_resolicit = 0\nnet.ipv6.neigh.wlan0.mcast_solicit = 3\nnet.ipv6.neigh.wlan0.proxy_delay = 80\nnet.ipv6.neigh.wlan0.proxy_qlen = 64\nnet.ipv6.neigh.wlan0.retrans_time_ms = 1000\nnet.ipv6.neigh.wlan0.ucast_solicit = 3\nnet.ipv6.neigh.wlan0.unres_qlen = 91\nnet.ipv6.neigh.wlan0.unres_qlen_bytes = 180224\nnet.ipv6.route.gc_elasticity = 9\nnet.ipv6.route.gc_interval = 30\nnet.ipv6.route.gc_min_interval = 0\nnet.ipv6.route.gc_min_interval_ms = 500\nnet.ipv6.route.gc_thresh = 1024\nnet.ipv6.route.gc_timeout = 60\nnet.ipv6.route.max_size = 2147483647\nnet.ipv6.route.min_adv_mss = 1220\nnet.ipv6.route.mtu_expires = 600\nnet.ipv6.route.skip_notify_on_dev_down = 0\nnet.ipv6.seg6_flowlabel = 0\nnet.ipv6.xfrm6_gc_thresh = 32768\nnet.netfilter.nf_hooks_lwtunnel = 0\nnet.netfilter.nf_log.0 = NONE\nnet.netfilter.nf_log.1 = NONE\nnet.netfilter.nf_log.10 = NONE\nnet.netfilter.nf_log.2 = NONE\nnet.netfilter.nf_log.3 = NONE\nnet.netfilter.nf_log.4 = NONE\nnet.netfilter.nf_log.5 = NONE\nnet.netfilter.nf_log.6 = NONE\nnet.netfilter.nf_log.7 = NONE\nnet.netfilter.nf_log.8 = NONE\nnet.netfilter.nf_log.9 = NONE\nnet.netfilter.nf_log_all_netns = 0\nnet.unix.max_dgram_qlen = 512\nsunrpc.max_resvport = 1023\nsunrpc.min_resvport = 665\nsunrpc.tcp_fin_timeout = 15\nsunrpc.tcp_max_slot_table_entries = 65536\nsunrpc.tcp_slot_table_entries = 2\nsunrpc.udp_slot_table_entries = 16\nuser.max_cgroup_namespaces = 5187\nuser.max_fanotify_groups = 128\nuser.max_fanotify_marks = 11375\nuser.max_inotify_instances = 128\nuser.max_inotify_watches = 10582\nuser.max_ipc_namespaces = 5187\nuser.max_mnt_namespaces = 5187\nuser.max_net_namespaces = 5187\nuser.max_pid_namespaces = 5187\nuser.max_time_namespaces = 5187\nuser.max_user_namespaces = 5187\nuser.max_uts_namespaces = 5187\nvm.admin_reserve_kbytes = 8192\nvm.compact_unevictable_allowed = 1\nvm.compaction_proactiveness = 20\nvm.dirty_background_bytes = 0\nvm.dirty_background_ratio = 10\nvm.dirty_bytes = 0\nvm.dirty_expire_centisecs = 3000\nvm.dirty_ratio = 20\nvm.dirty_writeback_centisecs = 500\nvm.dirtytime_expire_seconds = 43200\nvm.extfrag_threshold = 500\nvm.laptop_mode = 0\nvm.legacy_va_layout = 0\nvm.lowmem_reserve_ratio = 256\t32\t0\nvm.max_map_count = 65530\nvm.memfd_noexec = 0\nvm.min_free_kbytes = 16384\nvm.mmap_min_addr = 4096\nvm.mmap_rnd_bits = 8\nvm.oom_dump_tasks = 1\nvm.oom_kill_allocating_task = 0\nvm.overcommit_kbytes = 0\nvm.overcommit_memory = 0\nvm.overcommit_ratio = 50\nvm.page-cluster = 3\nvm.page_lock_unfairness = 5\nvm.panic_on_oom = 0\nvm.percpu_pagelist_high_fraction = 0\nvm.stat_interval = 1\nvm.swappiness = 60\nvm.user_reserve_kbytes = 28751\nvm.vfs_cache_pressure = 100\nvm.watermark_boost_factor = 15000\nvm.watermark_scale_factor = 10<\/code><\/pre>\n<\/div><\/details>\n<\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u30d1\u30bf\u30fc\u30f3\u2462\uff1a\/etc\/sysctl.conf\u306e\u78ba\u8a8d<\/h4>\n\n\n\n<p>\u6700\u5f8c\u306e\u30d1\u30bf\u30fc\u30f3\u306f<strong>\u300c\/etc\/sysctl.conf\u300d\u306e\u78ba\u8a8d<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p><strong>\u300c\/etc\/sysctl.conf\u300d<\/strong>\u306f\u3001<strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u300c\/proc\/sys\u300d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u914d\u4e0b\u306b\u5b58\u5728\u3059\u308b\u30d5\u30a1\u30a4\u30eb\u306e\u521d\u671f\u5024\u3092\u8a2d\u5b9a\u3059\u308b\u969b\u306b\u5229\u7528<\/span><\/strong>\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u308c\u306f\u3001\u30d1\u30bf\u30fc\u30f3\u2460\u3067\u5148\u8ff0\u3057\u305f\u901a\u308a\u3001\u300cproc\/sys\u300d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u914d\u4e0b\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u300cecho\u30b3\u30de\u30f3\u30c9\u300d\u306b\u3088\u308b\u5909\u66f4\u3092\u884c\u306a\u3063\u305f\u5834\u5408\u3001<strong>Linux\u30b5\u30fc\u30d0\u306eOff\/On\u3084\u518d\u8d77\u52d5\u306b\u3088\u308a\u521d\u671f\u5024\u306b\u623b\u308b\u3053\u3068\u3092\u9632\u3050\u305f\u3081<\/strong>\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u305d\u306e\u305f\u3081\u3001<strong>\u6700\u521d\u306e\u72b6\u614b\u3067\u306f\u4f55\u3082\u8a18\u8f09\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u3001\u5168\u3066\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u306b\u306a\u3063\u3066\u3044\u307e\u3059<\/strong>\u3002<\/p>\n\n\n\n<div class=\"swell-block-accordion\">\n<details class=\"swell-block-accordion__item\" data-swl-acc=\"wrapper\"><summary class=\"swell-block-accordion__title\" data-swl-acc=\"header\"><span class=\"swell-block-accordion__label\">\/etc\/sysctl.conf\u306e\u521d\u671f\u72b6\u614b\uff08Debian\uff09<\/span><span class=\"swell-block-accordion__icon c-switchIconBtn\" data-swl-acc=\"icon\" aria-hidden=\"true\" data-opened=\"false\"><i class=\"__icon--closed icon-caret-down\"><\/i><i class=\"__icon--opened icon-caret-up\"><\/i><\/span><\/summary><div class=\"swell-block-accordion__body\" data-swl-acc=\"body\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>daimaru@raspi-test:~ $ <span style=\"color:#00ff00\" class=\"swl-inline-color\">sudo cat \/etc\/sysctl.conf<\/span>\n#\n# \/etc\/sysctl.conf - Configuration file for setting system variables\n# See \/etc\/sysctl.d\/ for additional system variables.\n# See sysctl.conf (5) for information.\n#\n\n#kernel.domainname = example.com\n\n# Uncomment the following to stop low-level messages on console\n#kernel.printk = 3 4 1 3\n\n###################################################################\n# Functions previously found in netbase\n#\n\n# Uncomment the next two lines to enable Spoof protection (reverse-path filter)\n# Turn on Source Address Verification in all interfaces to\n# prevent some spoofing attacks\n#net.ipv4.conf.default.rp_filter=1\n#net.ipv4.conf.all.rp_filter=1\n\n# Uncomment the next line to enable TCP\/IP SYN cookies\n# See http:\/\/lwn.net\/Articles\/277146\/\n# Note: This may impact IPv6 TCP sessions too\n#net.ipv4.tcp_syncookies=1\n\n# Uncomment the next line to enable packet forwarding for IPv4\n#net.ipv4.ip_forward=1\n\n# Uncomment the next line to enable packet forwarding for IPv6\n#  Enabling this option disables Stateless Address Autoconfiguration\n#  based on Router Advertisements for this host\n#net.ipv6.conf.all.forwarding=1\n\n\n###################################################################\n# Additional settings - these settings can improve the network\n# security of the host and prevent against some network attacks\n# including spoofing attacks and man in the middle attacks through\n# redirection. Some network environments, however, require that these\n# settings are disabled so review and enable them as needed.\n#\n# Do not accept ICMP redirects (prevent MITM attacks)\n#net.ipv4.conf.all.accept_redirects = 0\n#net.ipv6.conf.all.accept_redirects = 0\n# _or_\n# Accept ICMP redirects only for gateways listed in our default\n# gateway list (enabled by default)\n# net.ipv4.conf.all.secure_redirects = 1\n#\n# Do not send ICMP redirects (we are not a router)\n#net.ipv4.conf.all.send_redirects = 0\n#\n# Do not accept IP source route packets (we are not a router)\n#net.ipv4.conf.all.accept_source_route = 0\n#net.ipv6.conf.all.accept_source_route = 0\n#\n# Log Martian Packets\n#net.ipv4.conf.all.log_martians = 1\n#\n\n###################################################################\n# Magic system request Key\n# 0=disable, 1=enable all, &gt;1 bitmask of sysrq functions\n# See https:\/\/www.kernel.org\/doc\/html\/latest\/admin-guide\/sysrq.html\n# for what other values do\n#kernel.sysrq=438<\/code><\/pre>\n<\/div><\/details>\n<\/div>\n\n\n\n<p>\u6b21\u7bc0\u3067\u7d39\u4ecb\u3059\u308bhostname\u5909\u66f4\u306b\u3088\u308b\u52d5\u4f5c\u78ba\u8a8d\u3067\u8a73\u7d30\u306f\u89e6\u308c\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized is-style-border\"><a href=\"https:\/\/amzn.to\/3WwpsA8\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"1024\" height=\"512\" src=\"http:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/LPIC_Level1_Amazon_Ads-1024x512.png\" alt=\"\" class=\"wp-image-3282\" style=\"width:656px;height:auto\" srcset=\"https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/LPIC_Level1_Amazon_Ads-1024x512.png 1024w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/LPIC_Level1_Amazon_Ads-300x150.png 300w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/LPIC_Level1_Amazon_Ads-768x384.png 768w, https:\/\/daimaru-tech-blog.com\/wp-content\/uploads\/2025\/01\/LPIC_Level1_Amazon_Ads.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<div class=\"swell-block-button green_ is-style-btn_solid\" data-id=\"1baafb0e\"><a href=\"https:\/\/amzn.to\/3WwpsA8\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"swell-block-button__link\"><span>Amazon\u3067\u898b\u308b<\/span><\/a><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">IPv4\u306eforward\u8a2d\u5b9a\u5909\u66f4\u306b\u3088\u308b\u52d5\u4f5c\u78ba\u8a8d<\/h4>\n\n\n\n<p>\u3053\u3053\u307e\u3067\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u78ba\u8a8d\u65b9\u6cd5\u3084\u5909\u66f4\u65b9\u6cd5\u3092\u7c21\u5358\u306b\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u6b21\u306f\u5b9f\u969b\u306b\u5909\u66f4\u30fb\u78ba\u8a8d\u65b9\u6cd5\u306e\u52d5\u4f5c\u78ba\u8a8d\u3092\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><strong><span style=\"color:#0000ff\" class=\"swl-inline-color\">\u300c\/proc\/sys\/net\/ipv4\/ip_forward\u300d\u306e\u4e2d\u8eab\u3092echo\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u5909\u66f4\u3057\u305f\u969b\u306e\u52d5\u4f5c\u3068\/etc\/sysctl.conf\u306e\u5909\u66f4\u306b\u3088\u308b\u52d5\u4f5c\u3092\u78ba\u8a8d<\/span><\/strong>\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-768c8074-0\" data-onclick=\"tabControl\">echo\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u5909\u66f4<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-768c8074-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>root@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">cat \/proc\/sys\/net\/ipv4\/ip_forward<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">0<\/span>\nroot@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">echo \"1\" &gt; \/proc\/sys\/net\/ipv4\/ip_forward<\/span>\nroot@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">cat \/proc\/sys\/net\/ipv4\/ip_forward<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">1<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<p>\u3053\u306e\u72b6\u614b\u3067\u518d\u8d77\u52d5\u5f8c\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-f1e0aa9a-0\" data-onclick=\"tabControl\">\u518d\u8d77\u52d5\u5f8c\u306e\u72b6\u614b\u78ba\u8a8d<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-f1e0aa9a-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>root@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">cat \/proc\/sys\/net\/ipv4\/ip_forward<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">0<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<p>\u4e0a\u8a18\u306e\u7d50\u679c\u3088\u308a\u3001\u300c1\u300d\u306b\u8a2d\u5b9a\u3057\u3066\u3044\u305f\u306f\u305a\u304c\u300c0\u300d\u306b\u623b\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u3053\u3067\u3001sysctl.conf\u306e\u4e2d\u8eab\u3092\u5909\u66f4\u3057\u305f\u5f8c\u306b\u300csysctl -p\u300d\u30b3\u30de\u30f3\u30c9\u306b\u3088\u308b\u5909\u66f4\u306e\u52d5\u4f5c\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-0f147522-0\" data-onclick=\"tabControl\">sysctl.conf\u306e\u5909\u66f4<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-0f147522-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>root@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">vim \/etc\/sysctl.conf<\/span>\nroot@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">sysctl -p<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">net.ipv4.ip_forward = 1<\/span>\nroot@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">sysctl -n net.ipv4.ip_forward<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">1<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<p>\u4e0a\u8a18\u8a2d\u5b9a\u5f8c\u3001\u518d\u8d77\u52d5\u3092\u5b9f\u65bd\u3057\u3066\u307f\u308b\u3068\u3057\u3063\u304b\u308a\u53cd\u6620\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30ab\u30fc\u30cd\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5909\u66f4\u3059\u308b\u969b\u306f\u3053\u306e\u65b9\u6cd5\u3067\u5909\u66f4\u3059\u308c\u3070OK\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"swell-block-tab is-style-default\" data-width-pc=\"auto\" data-width-sp=\"auto\"><ul class=\"c-tabList\" role=\"tablist\"><li class=\"c-tabList__item\" role=\"presentation\"><button role=\"tab\" class=\"c-tabList__button\" aria-selected=\"true\" aria-controls=\"tab-7c1f6df3-0\" data-onclick=\"tabControl\">\u518d\u8d77\u52d5\u5f8c<\/button><\/li><\/ul><div class=\"c-tabBody\">\n<div id=\"tab-7c1f6df3-0\" class=\"c-tabBody__item\" aria-hidden=\"false\">\n<pre class=\"wp-block-code has-black-background-color has-background\"><code>root@raspi-test:~# <span style=\"color:#00ff00\" class=\"swl-inline-color\">sysctl -n net.ipv4.ip_forward<\/span>\n<span style=\"color:#ffff00\" class=\"swl-inline-color\">1<\/span><\/code><\/pre>\n<\/div>\n<\/div><\/div>\n\n\n\n<center><a href=\"https:\/\/px.a8.net\/svt\/ejp?a8mat=3ZFTEX+FD3PRM+D8Y+6K735\" rel=\"nofollow\">\n<img decoding=\"async\" border=\"0\" width=\"336\" height=\"280\" alt=\"\" src=\"https:\/\/www23.a8.net\/svt\/bgt?aid=240923049929&#038;wid=001&#038;eno=01&#038;mid=s00000001717001102000&#038;mc=1\"><\/a>\n<img decoding=\"async\" border=\"0\" width=\"1\" height=\"1\" src=\"https:\/\/www10.a8.net\/0.gif?a8mat=3ZFTEX+FD3PRM+D8Y+6K735\" alt=\"\"><\/center>\n\n\n\n<div class=\"swell-block-button red_ is-style-btn_solid\" data-id=\"ba5f6687\"><a href=\"https:\/\/px.a8.net\/svt\/ejp?a8mat=3ZFTEX+FD3PRM+D8Y+6K735\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"swell-block-button__link\"><span>\u30b5\u30fc\u30d0\u306e\u52c9\u5f37\u306b\u306f\u307e\u305a\u30ec\u30f3\u30bf\u30eb\u3067\uff01<\/span><\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u6700\u5f8c\u306b<\/h2>\n\n\n\n<p>\u4eca\u56de\u306f\u30ab\u30fc\u30cd\u30eb\u306e\u57fa\u672c\u90e8\u5206\u3092\u7c21\u5358\u306b\u307e\u3068\u3081\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u53ef\u80fd\u306a\u9650\u308a\u8a18\u4e8b\u3092\u7c21\u6f54\u306b\u3059\u308b\u3053\u3068\u3067\u7d30\u5207\u308c\u306e\u6642\u9593\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"p-postListWrap\"><p>\u8a18\u4e8b\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002<\/p><\/div>","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b \u3053\u3093\u306b\u3061\u306f\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u300c\u3060\u3044\u307e\u308b\u300d\u3067\u3059\u3002 \u4eca\u56de\u3082LPIC Level2\u5b66\u7fd2\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001\u300c\u30ab\u30fc\u30cd\u30eb\u300d\u306b\u3064\u3044\u3066\u52c9\u5f37\u3057\u3066\u307f\u305f\u306e\u3067\u3001\u307e\u3068\u3081\u3066\u3044\u304d\u305f\u3044\u3068\u601d\u3044\u307e\u3059\u3002 \u30ab\u30fc\u30cd\u30eb\u3068\u306f\uff1f \u305d\u3082\u305d\u3082\u30ab\u30fc\u30cd\u30eb\u3068\u306f\u4f55\u8005 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