{"id":7879,"date":"2021-05-21T13:52:36","date_gmt":"2021-05-21T04:52:36","guid":{"rendered":"https:\/\/www.secuavail.com\/kb\/?p=7879"},"modified":"2021-11-08T15:48:58","modified_gmt":"2021-11-08T06:48:58","slug":"tb-210521-01","status":"publish","type":"post","link":"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/","title":{"rendered":"Linux\u306eFirewall\u30ed\u30b0\u3092LSC\u3067\u53ce\u96c6\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"<p>\u5f53\u8a18\u4e8b\u3067\u306f\u3001Linux\u306efirewall\u30ed\u30b0\u3092LogStare Collector\uff08\u4ee5\u4e0b\u3001LSC\u3068\u8a18\u8f09\uff09\u306b\u3066\u53ce\u96c6\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a18\u8f09\u3057\u307e\u3059\u3002\u5927\u307e\u304b\u306a\u6d41\u308c\u3068\u3057\u3066\u306f\u3001\u2460firewalld\u306e\u62d2\u5426\u30ed\u30b0\u51fa\u529b\u8a2d\u5b9a\u3001\u2461service\u3054\u3068\u306e\u30ed\u30b0\u51fa\u529b\u8a2d\u5b9a\u3001\u2462LSC\u53d7\u4fe1\u8a2d\u5b9a\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 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\/tech-blog\/tb-210521-01\/#%E5%89%8D%E6%8F%90%E6%9D%A1%E4%BB%B6\" >\u524d\u63d0\u6761\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#Linux%E8%A8%AD%E5%AE%9A\" >Linux\u8a2d\u5b9a<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#firewalld%E3%81%AE%E6%8B%92%E5%90%A6%E3%83%AD%E3%82%B0%E8%A8%AD%E5%AE%9A\" >firewalld\u306e\u62d2\u5426\u30ed\u30b0\u8a2d\u5b9a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%81%94%E3%81%A8%E3%81%AE%E3%83%AD%E3%82%B0%E5%87%BA%E5%8A%9B\" >\u30b5\u30fc\u30d3\u30b9\u3054\u3068\u306e\u30ed\u30b0\u51fa\u529b<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89\" >\u30b3\u30de\u30f3\u30c9<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#%E8%A8%AD%E5%AE%9A%E3%81%AE%E5%8F%8D%E6%98%A0\" >\u8a2d\u5b9a\u306e\u53cd\u6620<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.secuavail.com\/kb\/tech-blog\/tb-210521-01\/#LSC%E8%A8%AD%E5%AE%9A\" >LSC\u8a2d\u5b9a<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E5%89%8D%E6%8F%90%E6%9D%A1%E4%BB%B6\"><\/span>\u524d\u63d0\u6761\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u30fb\u5f53\u8a18\u4e8b\u3067\u306f\u4e8b\u524d\u306brsyslog\u53ca\u3073LSC\u306e\u8a2d\u5b9a\u30fb\u69cb\u7bc9\u304c\u6e08\u3093\u3067\u3044\u308b\u524d\u63d0\u3067\u7d39\u4ecb\u3057\u307e\u3059\u3002LSC\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u4ee5\u4e0b\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>LogStare Collector\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304b\u3089\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u307e\u3067 Linux\u7248<\/p>\n<p><a href=\"https:\/\/www.secuavail.com\/kb\/references\/ref-200812_01\/\">https:\/\/www.secuavail.com\/kb\/references\/ref-200812_01\/<\/a><\/p>\n<p>\u30fb\u5f53\u8a18\u4e8b\u306e\u624b\u9806\u306f\u3059\u3079\u3066\u7ba1\u7406\u8005\u6a29\u9650\u306b\u3066\u5b9f\u65bd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30fb\u5f53\u8a18\u4e8b\u306e\u8a18\u8f09\u5185\u5bb9\u306f\u4e0b\u8a18\u74b0\u5883\u306b\u3066\u5b9f\u65bd\u3057\u305f\u3082\u306e\u3067\u3059\u3002<br \/>\nLinux<br \/>\nOS \uff1a CentOS7<br \/>\nIP\u30a2\u30c9\u30ec\u30b9\uff1a192.168.100.2<\/p>\n<p>LSC\u30b5\u30fc\u30d0<br \/>\nOS \uff1aCentOS7<br \/>\n\u30e1\u30e2\u30ea\uff1a 4GB<br \/>\nCPU\uff1a 2\u30b3\u30a2<br \/>\nIP\u30a2\u30c9\u30ec\u30b9\uff1a192.168.100.1<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Linux%E8%A8%AD%E5%AE%9A\"><\/span>Linux\u8a2d\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"firewalld%E3%81%AE%E6%8B%92%E5%90%A6%E3%83%AD%E3%82%B0%E8%A8%AD%E5%AE%9A\"><\/span>firewalld\u306e\u62d2\u5426\u30ed\u30b0\u8a2d\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>firewalld\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3067\u306f\u62d2\u5426\u30ed\u30b0\u3092\u51fa\u529b\u3057\u306a\u3044\u305f\u3081\u3001\u51fa\u529b\u3059\u308b\u8a2d\u5b9a\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n<p>\u73fe\u72b6\u8a2d\u5b9a\u306e\u78ba\u8a8d<\/p>\n<pre class=\"lang:default decode:true\"># firewall-cmd \u2013get-log-denied\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\r\n\r\noff<\/pre>\n<p>\u8a2d\u5b9a\u5909\u66f4<\/p>\n<pre class=\"lang:default decode:true \"># firewall-cmd \u2013set-log-denied=all\u00a0 \u00a0 \u00a0\u00a0\r\n\r\nsuccess<\/pre>\n<p>\u8a2d\u5b9a\u304c\u53cd\u6620\u3055\u308c\u3066\u3044\u308b\u304b\u306e\u78ba\u8a8d<\/p>\n<pre class=\"lang:default decode:true\"># firewall-cmd \u2013get-log-denied\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\r\n\r\nall<\/pre>\n<p>\u8a31\u53ef\u3057\u3066\u3044\u306a\u3044\u9001\u4fe1\u5143\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u3084\u958b\u3044\u3066\u3044\u306a\u3044\u30dd\u30fc\u30c8\u306b\u901a\u4fe1\u304c\u6765\u305f\u6642\u306f\/var\/log\/messages\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7883\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image1-1.png\" alt=\"\" width=\"953\" height=\"42\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image1-1.png 953w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image1-1-300x13.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image1-1-768x34.png 768w\" sizes=\"auto, (max-width: 953px) 100vw, 953px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7884\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image2.png\" alt=\"\" width=\"955\" height=\"56\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image2.png 955w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image2-300x18.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image2-768x45.png 768w\" sizes=\"auto, (max-width: 955px) 100vw, 955px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E3%82%B5%E3%83%BC%E3%83%93%E3%82%B9%E3%81%94%E3%81%A8%E3%81%AE%E3%83%AD%E3%82%B0%E5%87%BA%E5%8A%9B\"><\/span>\u30b5\u30fc\u30d3\u30b9\u3054\u3068\u306e\u30ed\u30b0\u51fa\u529b<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>httpd\u3084sshd\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u30ed\u30b0\u3067\u306f\u306a\u304ffirewall\u306e\u30d1\u30b1\u30c3\u30c8\u306e\u30ed\u30b0\u3092\u51fa\u529b\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u306ffirewall\u306e\u30ea\u30c3\u30c1\u30eb\u30fc\u30eb\u3067\u7279\u5b9a\u306eip\u30a2\u30c9\u30ec\u30b9\u5b9b\uff08\u3053\u306e\u5834\u5408\u306f\u81ea\u5206\u81ea\u8eab\uff09\u306b\u9001\u3089\u308c\u3066\u304f\u308b\u30b5\u30fc\u30d3\u30b9\u3092\u30ed\u30b0\u306b\u51fa\u529b\u3059\u308b\u8a2d\u5b9a\u3067\u3059\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"%E3%82%B3%E3%83%9E%E3%83%B3%E3%83%89\"><\/span>\u30b3\u30de\u30f3\u30c9<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre class=\"lang:default decode:true\">firewall-cmd \u2013permanent \u2013zone=public \u2013add-rich-rule=\u2019rule family=\u201dipv4\u201d destination address=\u201d192.168.100.2\/24\u201d service name=\u201dhttp\u201d log prefix=\u201dhttp:\u201d\u2019<\/pre>\n<p>\u4ee5\u4e0b\u5404\u30b3\u30de\u30f3\u30c9\u30aa\u30d7\u30b7\u30e7\u30f3\u89e3\u8aac<\/p>\n<p>--permanent\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u6052\u4e45\u7684\u306b\u8a2d\u5b9a\u3092\u53cd\u6620<\/p>\n<p>--zone=public\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 public\u306e\u30be\u30fc\u30f3\u306b\u3053\u306e\u8a2d\u5b9a\u3092\u53cd\u6620(\u30c7\u30d5\u30a9\u30eb\u30c8\u8a2d\u5b9a\u3067\u306fpublic\u3067OK)<\/p>\n<p>--add-rich-rule=\u2019\u2019\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u30b7\u30f3\u30b0\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u306b\u30ea\u30c3\u30c1\u30eb\u30fc\u30eb\u3092\u8a18\u5165<\/p>\n<p>rule family=\u201dipv4\u201d\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 ipv4\u306e\u8a2d\u5b9a<\/p>\n<p>destination address=\u201d\u201d\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u5b9b\u5148\u306e\u30a2\u30c9\u30ec\u30b9<\/p>\n<p>service name=\u201d\u201d\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u8868\u793a\u3057\u3066\u3044\u308b\u30ed\u30b0\u306e\u30b5\u30fc\u30d3\u30b9\u540d<\/p>\n<p>log prefix=\u201d\u201d\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u3053\u306eprefix\u306b\u8a18\u5165\u3057\u305f\u6587\u5b57\u5217\uff08\u4eca\u56de\u306fhttp:\uff09\u3092\u30ed\u30b0\u306e\u5148\u982d\u306b\u4ed8\u4e0e<\/p>\n<p>prefix\u306e\u6587\u5b57\u5217\u306f\u4efb\u610f\u306a\u306e\u3067\u8a2d\u5b9a\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u540d\u306b\u3059\u308b\u3068\u30ed\u30b0\u304c\u898b\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A8%AD%E5%AE%9A%E3%81%AE%E5%8F%8D%E6%98%A0\"><\/span>\u8a2d\u5b9a\u306e\u53cd\u6620<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<pre class=\"lang:default decode:true\"># firewall-cmd --reload<\/pre>\n<p>\u53cd\u6620\u306e\u78ba\u8a8d<\/p>\n<pre class=\"lang:default decode:true \"># firewall-cmd --list-rich-rules --permanent\r\n\r\nrule family=\"ipv4\" destination address=\"192.168.100.2\/24\" service name=\"http\" log prefix=\"http:\"<\/pre>\n<p>\u4ee5\u4e0a\u306e\u8a2d\u5b9a\u304b\u3089\u3001http\u306e\u30a2\u30af\u30bb\u30b9\u304c\u3042\u308b\u3068\u4e0b\u8a18\u306e\u3088\u3046\u306b\/var\/log\/messages\u306b\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7886\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image3.png\" alt=\"\" width=\"953\" height=\"78\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image3.png 953w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image3-300x25.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image3-768x63.png 768w\" sizes=\"auto, (max-width: 953px) 100vw, 953px\" \/><\/p>\n<p>\u307e\u305f\u3053\u308c\u3068\u306f\u5225\u306bhttpd(apache)\u81ea\u8eab\u304c\u51fa\u3057\u3066\u3044\u308b\u30ed\u30b0\u304c\/var\/log\/httpd\/access_log\u306b\u4fdd\u5b58\u3055\u308c\u3066\u304a\u308a\u3001\u30a2\u30af\u30bb\u30b9\u65e5\u6642\u3068\u9001\u4fe1\u5143ip\u304c\u540c\u3058\u306a\u305f\u3081\u540c\u4e00\u306e\u30ed\u30b0\u3067\u3042\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7887\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image4.png\" alt=\"\" width=\"769\" height=\"56\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image4.png 769w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image4-300x22.png 300w\" sizes=\"auto, (max-width: 769px) 100vw, 769px\" \/><\/p>\n<p>\u6b21\u306brsyslog\u3067firewall\u306e\u30ed\u30b0\u3092LSC\u3078\u8ee2\u9001\u3059\u308b\u8a2d\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\"># vi \/etc\/rsyslog.conf<\/pre>\n<p>90\u884c\u76ee\u3042\u305f\u308a\u4ee5\u4e0b\u3092\u3092\u8ffd\u8a18\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\">kern.warn\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 @@192.168.100.1:514<\/pre>\n<p>\u3053\u306e\u5834\u5408\u306f192.168.100.1(LSC\u30b5\u30fc\u30d0)\u306e514\u756a\u30dd\u30fc\u30c8\u306bTCP\u3067\u30ed\u30b0\u3092\u8ee2\u9001\u3059\u308b\u8a2d\u5b9a\u3067\u3059\u3002@@\u306fTCP\u3067\u306e\u8ee2\u9001\u3001@\u3067\u306fUDP\u3067\u306e\u8ee2\u9001\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u8a2d\u5b9a\u3092\u53cd\u6620\u3055\u305b\u3066\u3001Linux\u306efirewall\u306e\u8a2d\u5b9a\u306f\u5b8c\u4e86\u3067\u3059\u3002<\/p>\n<pre class=\"lang:default decode:true\"># systemctl restart rsyslog<\/pre>\n<h2><span class=\"ez-toc-section\" id=\"LSC%E8%A8%AD%E5%AE%9A\"><\/span>LSC\u8a2d\u5b9a<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>LSC\u306e\u76e3\u8996\u30fb\u53ce\u96c6\u3088\u308afirewall\u306eSYSLOG\u53ce\u96c6\u306e\u8a2d\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7885\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image5.png\" alt=\"\" width=\"253\" height=\"264\" \/><\/p>\n<p>\u76e3\u8996\u30fb\u53ce\u96c6\u4e00\u89a7\u3088\u308a\u53f3\u4e0a\u306e\u30d7\u30e9\u30b9\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u65b0\u898f\u9805\u76ee\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7888\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image6.png\" alt=\"\" width=\"1370\" height=\"380\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image6.png 1370w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image6-300x83.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image6-1024x284.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image6-768x213.png 768w\" sizes=\"auto, (max-width: 1370px) 100vw, 1370px\" \/><\/p>\n<p>\u65b0\u898f\u9805\u76ee\u306e\u8a2d\u5b9a\u5185\u5bb9\u306f\u6b21\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<p>\u30c7\u30d0\u30a4\u30b9\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7a2e\u985e\u306b\u4efb\u610f\u306e\u540d\u524d\u3092\u5165\u308c\u308b\uff08\u4eca\u56de\u306fhttp-firewall\uff09\u3002<\/p>\n<p>\u30d5\u30a1\u30b7\u30ea\u30c6\u30a3: kern<\/p>\n<p>\u30d7\u30e9\u30a4\u30aa\u30ea\u30c6\u30a3:warn<\/p>\n<p>\u203bfirewall\u306e\u30ed\u30b0\u306ffacility.priority=kern.warn\u3067\u3042\u308b\u305f\u3081\u3001\u3053\u306e\u8a2d\u5b9a\u3067\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u8ffd\u52a0\u30dc\u30bf\u30f3\u3092\u62bc\u3057\u76e3\u8996\u9805\u76ee\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7889\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image7.png\" alt=\"\" width=\"590\" height=\"855\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image7.png 590w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image7-207x300.png 207w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/p>\n<p>\u8a2d\u5b9a\u5f8c\u6b63\u5e38\u306b\u53ce\u96c6\u3067\u304d\u3066\u3044\u308c\u3070\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-7890\" src=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image8.png\" alt=\"\" width=\"1354\" height=\"660\" srcset=\"https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image8.png 1354w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image8-300x146.png 300w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image8-1024x499.png 1024w, https:\/\/www.secuavail.com\/kb\/wp-content\/uploads\/2021\/05\/image8-768x374.png 768w\" sizes=\"auto, (max-width: 1354px) 100vw, 1354px\" \/><\/p>\n<p>\u3082\u3057\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u306f\u691c\u7d22\u30d0\u30fc\u3067\u8868\u793a\u3059\u308b\u7bc4\u56f2\uff08\u671f\u9593\uff09\u306e\u5909\u66f4\u3092\u304a\u8a66\u3057\u4e0b\u3055\u3044\u3002<\/p>\n<p>\u203b\u4eca\u56de\u306e\u8a2d\u5b9a\u3067\u306f\u76e3\u8996\u9805\u76ee\u304ckern.warn\u3067\u3042\u308b\u305f\u3081firewall\u4ee5\u5916\u306e\u30ed\u30b0\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\u3082\u3057\u4ed6\u306e\u65b9\u6cd5\u3092\u671b\u307e\u308c\u308b\u65b9\u306f\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3088\u308a\u30de\u30c3\u30c1\u30f3\u30b0\u6587\u5b57\u5217\uff08\u4eca\u56de\u306e\u5834\u5408\u3067\u3042\u308c\u3070\u201dhttp:\u201d\uff09\u3092\u8a2d\u5b9a\u3057\u3001\u6307\u5b9a\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u306e\u30ed\u30b0\u306e\u307f\u3092\u53ce\u96c6\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>SYSLOG\u53ce\u96c6<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"yiAONDT4Hl\"><p><a href=\"https:\/\/www.secuavail.com\/kb\/references\/ref-200716_01\/\">SYSLOG\u53ce\u96c6<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;SYSLOG\u53ce\u96c6&#8221; &#8212; \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c02\u9580\u4f01\u696d\u767a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30ed\u30b0\u76e3\u8996\u306e\u6280\u8853\u60c5\u5831 - KnowledgeStare\uff08\u30ca\u30ec\u30c3\u30b8\u30b9\u30c6\u30a2\uff09\" src=\"https:\/\/www.secuavail.com\/kb\/references\/ref-200716_01\/embed\/#?secret=Wd0dsfTYZb#?secret=yiAONDT4Hl\" data-secret=\"yiAONDT4Hl\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>\u203b\u88dc\u8db3<\/p>\n<p>\u300cSYSLOG\u53ce\u96c6\u300d\u306b\u3066\u5229\u7528\u3055\u308c\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067tcp\/udp\u5171\u306b514\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\/etc\/rsyslog.conf\u306b\u3066\u30dd\u30fc\u30c8\u756a\u53f7\u3092514\u4ee5\u5916\u306b\u8a2d\u5b9a\u3057\u305f\u5834\u5408\u3001\u74b0\u5883\u8a2d\u5b9a\u3088\u308a\u300cSYSLOG\u53ce\u96c6\u300d\u306b\u3066\u5229\u7528\u3055\u308c\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067514\u4ee5\u5916\u306e\u30dd\u30fc\u30c8\u3067\u306e\u300cSYSLOG\u53ce\u96c6\u300d\u304c\u53ef\u80fd\u3068\u306a\u308a\u307e\u3059\u3002\u74b0\u5883\u8a2d\u5b9a\u306b\u3064\u304d\u307e\u3057\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3092\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>LogStare Collector \u306b\u304a\u3051\u308b\u74b0\u5883\u8a2d\u5b9a\u306b\u3064\u3044\u3066<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"KSqlOP53jr\"><p><a href=\"https:\/\/www.secuavail.com\/kb\/references\/ref-200807_02\/\">LogStare Collector \u306b\u304a\u3051\u308b\u74b0\u5883\u8a2d\u5b9a\u306b\u3064\u3044\u3066<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;LogStare Collector \u306b\u304a\u3051\u308b\u74b0\u5883\u8a2d\u5b9a\u306b\u3064\u3044\u3066&#8221; &#8212; \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5c02\u9580\u4f01\u696d\u767a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30ed\u30b0\u76e3\u8996\u306e\u6280\u8853\u60c5\u5831 - KnowledgeStare\uff08\u30ca\u30ec\u30c3\u30b8\u30b9\u30c6\u30a2\uff09\" src=\"https:\/\/www.secuavail.com\/kb\/references\/ref-200807_02\/embed\/#?secret=4HeCCtdwcg#?secret=KSqlOP53jr\" data-secret=\"KSqlOP53jr\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>\u4ee5\u4e0a\u3067Linux\u306efirewall\u30ed\u30b0\u3092LSC\u3067\u53ce\u96c6\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306e\u8aac\u660e\u306f\u7d42\u4e86\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5f53\u8a18\u4e8b\u3067\u306f\u3001Linux\u306efirewall\u30ed\u30b0\u3092LogStare Collector\uff08\u4ee5\u4e0b\u3001LSC\u3068\u8a18\u8f09\uff09\u306b\u3066\u53ce\u96c6\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a18\u8f09\u3057\u307e\u3059\u3002\u5927\u307e\u304b\u306a\u6d41\u308c\u3068\u3057\u3066\u306f\u3001\u2460firewalld\u306e\u62d2\u5426\u30ed\u30b0\u51fa\u529b\u8a2d\u5b9a\u3001\u2461service\u3054 [&hellip;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[50,2],"tags":[9],"class_list":["post-7879","post","type-post","status-publish","format-standard","hentry","category-windows-linux","category-tech-blog","tag-linux"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7879","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/comments?post=7879"}],"version-history":[{"count":15,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7879\/revisions"}],"predecessor-version":[{"id":7924,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/posts\/7879\/revisions\/7924"}],"wp:attachment":[{"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/media?parent=7879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/categories?post=7879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.secuavail.com\/kb\/wp-json\/wp\/v2\/tags?post=7879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}