{"id":16679,"date":"2026-03-05T14:09:13","date_gmt":"2026-03-05T22:09:13","guid":{"rendered":"https:\/\/selectoraistg.wpengine.com\/learning-center\/%e3%83%8d%e3%83%83%e3%83%88%e3%83%af%e3%83%bc%e3%82%af%e3%83%88%e3%83%a9%e3%83%96%e3%83%ab%e3%82%b7%e3%83%a5%e3%83%bc%e3%83%86%e3%82%a3%e3%83%b3%e3%82%b0%ef%bc%9a%e6%8c%87%e6%a8%99%e3%80%81%e3%83%86\/"},"modified":"2026-06-19T05:54:13","modified_gmt":"2026-06-19T12:54:13","slug":"network-troubleshooting-metrics-technology-and-10-step-checklist","status":"publish","type":"learning-center","link":"https:\/\/www.selector.ai\/ja\/learning-center\/network-troubleshooting-metrics-technology-and-10-step-checklist\/","title":{"rendered":"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a\u6307\u6a19\u3001\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u305d\u3057\u306610\u30b9\u30c6\u30c3\u30d7\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8"},"content":{"rendered":"\n<div class=\"wp-block-uagb-container custom uagb-block-d97c9c54 alignfull uagb-is-root-container\"><div class=\"uagb-container-inner-blocks-wrap\">\n<h2 class=\"wp-block-heading\" id=\"h-what-is-network-troubleshooting-nbsp\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u306f\uff1f <\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u306f\u3001\u63a5\u7d9a\u306e\u554f\u984c\u3092\u7279\u5b9a\u3057\u3066\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u57fa\u672c\u7684\u306a\u7269\u7406\u30c1\u30a7\u30c3\u30af\uff08\u30b1\u30fc\u30d6\u30eb\u3084\u96fb\u6e90\uff09\u3084\u30c7\u30d0\u30a4\u30b9\u306e\u518d\u8d77\u52d5\u304b\u3089\u59cb\u307e\u308a\u3001ping\u3001ipconfig\u3001nslookup\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066IP\u3001DNS\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u78ba\u8a8d\u3057\u3001\u6700\u7d42\u7684\u306b\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u30eb\u30fc\u30bf\u30fc\u306e\u8a2d\u5b9a\u3001ISP\u306e\u969c\u5bb3\u306a\u3069\u3001\u3088\u308a\u6df1\u3044\u554f\u984c\u306b\u5bfe\u51e6\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u3092\u5fa9\u65e7\u3055\u305b\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65b0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u3001\u7269\u7406\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c7\u30d0\u30a4\u30b9\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u8981\u7d20\u306a\u3069\u3001\u8907\u6570\u306e\u30ec\u30a4\u30e4\u30fc\u3068\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5b58\u5728\u3057\u307e\u3059\u3002 \u30a8\u30e9\u30fc\u306e\u539f\u56e0\u306f\u3001\u914d\u7dda\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u30df\u30b9\u3001\u8ad6\u7406\u30dd\u30ea\u30b7\u30fc\u3001\u3042\u308b\u3044\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u81ea\u4f53\u306e\u5916\u306b\u3042\u308b\u4f9d\u5b58\u95a2\u4fc2\u306a\u3069\u591a\u5c90\u306b\u308f\u305f\u308b\u305f\u3081\u3001\u52b9\u679c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u306f\u3001\u3053\u308c\u3089\u306e\u8981\u7d20\u304c\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304b\u3092\u5305\u62ec\u7684\u306b\u7406\u89e3\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30bb\u30b9\u306f\u53cd\u5fa9\u7684\u3067\u3042\u308a\u3001\u6839\u672c\u539f\u56e0\u304c\u767a\u898b\u3055\u308c\u89e3\u6c7a\u3055\u308c\u308b\u307e\u3067\u3001\u5404\u30b9\u30c6\u30c3\u30d7\u3067\u7bc4\u56f2\u3092\u7d5e\u308a\u8fbc\u307f\u3001\u8003\u3048\u3089\u308c\u308b\u539f\u56e0\u3092\u6392\u9664\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u3053\u306e\u8a18\u4e8b\u306e\u76ee\u6b21\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"#h-why-network-troubleshooting-matters-for-reliability-performance-and-security-nbsp\">\u4fe1\u983c\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3044\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u91cd\u8981\u306a\u7406\u7531<\/a><\/li>\n\n\n\n<li><a href=\"#h-common-network-events-problems-and-failure-types-nbsp\">\u4e00\u822c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30d9\u30f3\u30c8\u3001\u554f\u984c\u3001\u304a\u3088\u3073\u969c\u5bb3\u306e\u30bf\u30a4\u30d7<\/a><\/li>\n\n\n\n<li><a href=\"#h-how-is-ai-transforming-network-troubleshooting\">AI\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u3069\u306e\u3088\u3046\u306b\u5909\u9769\u3057\u3066\u3044\u308b\u304b\uff1f<\/a><\/li>\n\n\n\n<li><a href=\"#h-10-step-network-troubleshooting-checklist\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e10\u30b9\u30c6\u30c3\u30d7\u30fb\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a><\/li>\n\n\n\n<li><a href=\"#h-type-of-tools-used-for-network-troubleshooting\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c4\u30fc\u30eb\u306e\u7a2e\u985e<\/a><\/li>\n\n\n\n<li><a href=\"#h-best-practices-that-prevent-and-accelerate-troubleshooting-nbsp\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u672a\u7136\u306b\u9632\u304e\u3001\u52a0\u901f\u3055\u305b\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-network-troubleshooting-matters-for-reliability-performance-and-security-nbsp\">\u4fe1\u983c\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306b\u304a\u3044\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u91cd\u8981\u306a\u7406\u7531<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5f8c\u306b\u305d\u308c\u3092\u4fee\u6b63\u3059\u308b\u305f\u3081\u3060\u3051\u306e\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 IT\u30b7\u30b9\u30c6\u30e0\u306e\u7d99\u7d9a\u7684\u306a\u4fe1\u983c\u6027\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u304a\u3088\u3073\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u76f4\u63a5\u7684\u306b\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4fe1\u983c\u6027\uff08Reliability\uff09<\/strong>: \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u653e\u7f6e\u3059\u308c\u3070\u30b7\u30b9\u30c6\u30e0\u969c\u5bb3\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u306e\u3042\u308b\u3001\u65ad\u7d9a\u7684\u307e\u305f\u306f\u96a0\u308c\u305f\u969c\u5bb3\u3092\u7279\u5b9a\u3057\u5bfe\u51e6\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u5b89\u5b9a\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u74b0\u5883\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u7d44\u7e54\u306f\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u524a\u6e1b\u3057\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u53ef\u7528\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\uff08Performance\uff09<\/strong>: \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u4f4e\u4e0b\u3055\u305b\u308b\u539f\u56e0\u3068\u306a\u308b\u3001\u9045\u5ef6\uff08\u30ec\u30a4\u30c6\u30f3\u30b7\uff09\u3001\u30b8\u30c3\u30bf\u30fc\u3001\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u306e\u6839\u672c\u539f\u56e0\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u5b9a\u671f\u7684\u306a\u5206\u6790\u3068\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u3067\u30c7\u30fc\u30bf\u304c\u52b9\u7387\u7684\u306b\u6d41\u308c\u3001\u91cd\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306eQoS\uff08Quality of Service\uff09\u8981\u4ef6\u3092\u6e80\u305f\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\uff08Security\uff09<\/strong>: \u591a\u304f\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306f\u3001\u521d\u671f\u6bb5\u968e\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u7570\u5e38\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002 \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30c4\u30fc\u30eb\u3084\u624b\u6cd5\u306f\u3001\u4fb5\u5bb3\u306e\u5146\u5019\u3068\u306a\u308b\u7570\u5e38\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30bf\u30fc\u30f3\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u8a2d\u5b9a\u30df\u30b9\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002 \u65e9\u671f\u306b\u691c\u77e5\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u8fc5\u901f\u306a\u5c01\u3058\u8fbc\u3081\u3068\u5bfe\u5fdc\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u904b\u7528\u52b9\u7387\uff08Operational efficiency\uff09<\/strong>: \u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u7e70\u308a\u8fd4\u3055\u308c\u308b\u554f\u984c\u3092\u3088\u308a\u8fc5\u901f\u304b\u3064\u6b63\u78ba\u306b\u8a3a\u65ad\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u3001<a href=\"https:\/\/www.selector.ai\/learning-center\/complete-guide-to-mttr-formula-key-factors-and-how-to-improve-it\/\">\u5e73\u5747\u5fa9\u65e7\u6642\u9593\uff08MTTR\uff09<\/a>\u3092\u77ed\u7e2e\u3057\u3001IT\u30c1\u30fc\u30e0\u306e\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\uff08User experience\uff09<\/strong>: \u5b89\u5b9a\u3057\u305f\u9ad8\u901f\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3088\u308a\u3001\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306f\u4e2d\u65ad\u3059\u308b\u3053\u3068\u306a\u304f\u30b5\u30fc\u30d3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u7d44\u7e54\u5168\u4f53\u306e\u751f\u7523\u6027\u304c\u5411\u4e0a\u3057\u3001\u30d5\u30e9\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u304c\u8efd\u6e1b\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-network-events-problems-and-failure-types-nbsp\">\u4e00\u822c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30d9\u30f3\u30c8\u3001\u554f\u984c\u3001\u304a\u3088\u3073\u969c\u5bb3\u306e\u30bf\u30a4\u30d7<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-connectivity-failures-and-reachability-gaps\">1. \u63a5\u7d9a\u969c\u5bb3\u3068\u5230\u9054\u6027\u306e\u30ae\u30e3\u30c3\u30d7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u7d9a\u969c\u5bb3\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u901a\u4fe1\u3092\u78ba\u7acb\u307e\u305f\u306f\u7dad\u6301\u3067\u304d\u306a\u3044\u5834\u5408\u306b\u767a\u751f\u3057\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u5230\u9054\u4e0d\u80fd\u306a\u30b5\u30fc\u30d0\u30fc\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u307e\u305f\u306f\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u3068\u3057\u3066\u73fe\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u554f\u984c\u306f\u3001\u30b1\u30fc\u30d6\u30eb\u306e\u6b20\u9665\u3001\u4e0d\u826f\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30ab\u30fc\u30c9\uff08NIC\uff09\u3001\u975e\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30dd\u30fc\u30c8\u3001\u307e\u305f\u306f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u8a2d\u5b9a\u30df\u30b9\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u63a5\u7d9a\u969c\u5bb3\u306e\u691c\u77e5\u3068\u89e3\u6c7a\u306b\u306f\u901a\u5e38\u3001\u7269\u7406\u7684\u306a\u30c1\u30a7\u30c3\u30af\u304b\u3089\u59cb\u307e\u308a\u3001OSI\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u5404\u30ec\u30a4\u30e4\u30fc\u3092\u7d4c\u3066\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u8ad6\u7406\u7684\u306a\u8a2d\u5b9a\u306b\u81f3\u308b\u307e\u3067\u306e\u6bb5\u968e\u7684\u306a\u5207\u308a\u5206\u3051\uff08\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\uff09\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5230\u9054\u6027\u306e\u30ae\u30e3\u30c3\u30d7\u306f\u90e8\u5206\u7684\u306a\u3082\u306e\u3067\u3042\u308a\u3001\u7279\u5b9a\u306e\u5b9b\u5148\u3001\u30b5\u30fc\u30d3\u30b9\u3001\u307e\u305f\u306f\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u306e\u307f\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306f\u3001\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u30ea\u30b9\u30c8\uff08ACL\uff09\u3001VLAN\u306e\u8a2d\u5b9a\u30df\u30b9\u3001\u307e\u305f\u306f\u4e2d\u9593\u30c7\u30d0\u30a4\u30b9\u306e\u969c\u5bb3\u306b\u8d77\u56e0\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30ae\u30e3\u30c3\u30d7\u306b\u5bfe\u51e6\u3059\u308b\u306b\u306f\u3001\u63a5\u7d9a\u304c\u3069\u3053\u3067\u9014\u5207\u308c\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001traceroute\u3084pathping\u3068\u3044\u3063\u305f\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u3088\u308a\u7684\u3092\u7d5e\u3063\u305f\u30d7\u30ed\u30fc\u30d6\uff08\u8abf\u67fb\uff09\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 \u5230\u9054\u6027\u3092\u5fa9\u65e7\u3055\u305b\u308b\u306b\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3084ACL\u3092\u8abf\u6574\u3059\u308b\u304b\u3001\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u4fee\u5fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-security-policy-and-access-denials\">2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u3068\u30a2\u30af\u30bb\u30b9\u62d2\u5426<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u306e\u9055\u53cd\u3084\u8a2d\u5b9a\u30df\u30b9\u306f\u3001\u63a5\u7d9a\u306e\u30d6\u30ed\u30c3\u30af\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u62d2\u5426\u3001\u307e\u305f\u306f\u8a8d\u8a3c\u306e\u5931\u6557\u3068\u3057\u3066\u73fe\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u4fb5\u5165\u9632\u6b62\u30b7\u30b9\u30c6\u30e0\uff08IPS\uff09\u3001\u304a\u3088\u3073\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u30e1\u30ab\u30cb\u30ba\u30e0\u306f\u4e3b\u8981\u306a\u5b9f\u65bd\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u304c\u3001\u30eb\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u3084\u8aa4\u3063\u3066\u9069\u7528\u3055\u308c\u305f\u30b0\u30eb\u30fc\u30d7\u30dd\u30ea\u30b7\u30fc\u306b\u3088\u308a\u3001\u6b63\u5f53\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u610f\u56f3\u305b\u305a\u62d2\u5426\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u3053\u3067\u306e\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u306b\u306f\u3001\u30dd\u30ea\u30b7\u30fc\u306e\u30ed\u30b0\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u30eb\u30fc\u30eb\u3001\u304a\u3088\u3073\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a4\u30d9\u30f3\u30c8\u306e\u5c65\u6b74\u3092\u8a73\u7d30\u306b\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30bb\u30b9\u62d2\u5426\u306f\u3001\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u30dd\u30ea\u30b7\u30fc\u3001\u671f\u9650\u5207\u308c\u306e\u8a8d\u8a3c\u60c5\u5831\u3001\u307e\u305f\u306fID\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u5185\u306e\u30b0\u30eb\u30fc\u30d7\u30e1\u30f3\u30d0\u30fc\u30b7\u30c3\u30d7\u306e\u30a8\u30e9\u30fc\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30b1\u30fc\u30b9\u3067\u306f\u3001\u30dd\u30ea\u30b7\u30fc\u306e\u610f\u56f3\u3001\u30eb\u30fc\u30eb\u306e\u91cd\u8907\u3001\u304a\u3088\u3073\u6700\u65b0\u306e\u30e6\u30fc\u30b6\u30fc\u6a29\u9650\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30fc\u30e0\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c1\u30fc\u30e0\u9593\u306e\u9023\u643a\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30a2\u30af\u30bb\u30b9\u554f\u984c\u3092\u4fee\u6b63\u3059\u308b\u306b\u306f\u3001\u30a2\u30af\u30bb\u30b9\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u9069\u5207\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u56de\u5fa9\u3059\u308b\u305f\u3081\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30dd\u30ea\u30b7\u30fc\u3001\u30eb\u30fc\u30eb\u30bb\u30c3\u30c8\u3001\u307e\u305f\u306fID\u30bd\u30fc\u30b9\u3092\u614e\u91cd\u306b\u66f4\u65b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-application-level-failures-and-dependencies\">3. \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u969c\u5bb3\u3068\u4f9d\u5b58\u95a2\u4fc2<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u969c\u5bb3\u306f\u8907\u96d1\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u5b9f\u969b\u306b\u306f\u76f8\u4e92\u4f9d\u5b58\u3059\u308b\u30b5\u30fc\u30d3\u30b9\u3001API\u306e\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3001\u307e\u305f\u306f\u30b5\u30fc\u30d3\u30b9\u69cb\u6210\u306e\u4e0d\u4e00\u81f4\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u4e00\u822c\u7684\u306a\u63a5\u7d9a\u306e\u554f\u984c\u3068\u3057\u3066\u898b\u3048\u308b\u3053\u3068\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002 \u4f8b\u3048\u3070\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u6b63\u5e38\u306b\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u3066\u3082\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u5230\u9054\u3067\u304d\u306a\u3051\u308c\u3070Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u5931\u6557\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u3088\u3046\u306a\u4f9d\u5b58\u95a2\u4fc2\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5065\u5168\u6027\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30ed\u30b8\u30c3\u30af\u306e\u4e21\u65b9\u3092\u8003\u616e\u3057\u3066\u8a3a\u65ad\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u8907\u96d1\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u306e\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u306b\u306f\u3001\u5206\u6563\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u306e\u901a\u4fe1\u306e\u76e3\u8996\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u30ed\u30b0\u306e\u8abf\u67fb\u3001\u304a\u3088\u3073\u6b63\u5e38\u306a\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3059\u308b\u30b7\u30f3\u30bb\u30c6\u30a3\u30c3\u30af\u30fb\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\uff08\u5916\u5f62\u76e3\u8996\uff09\u306e\u4f7f\u7528\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 APM\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff09\u30c4\u30fc\u30eb\u3084\u5206\u6563\u30c8\u30ec\u30fc\u30b7\u30f3\u30b0\u6a5f\u80fd\u306f\u3001\u3053\u308c\u3089\u306e\u969c\u5bb3\u3092\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u554f\u984c\u304c\u7279\u5b9a\u3055\u308c\u305f\u5f8c\u306e\u89e3\u6c7a\u7b56\u306b\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u5931\u6557\u3057\u305f\u30b5\u30fc\u30d3\u30b9\u306e\u518d\u8d77\u52d5\u3001\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b9\u30bf\u30c3\u30af\u5185\u306e\u58ca\u308c\u305f\u4f9d\u5b58\u95a2\u4fc2\u306e\u4fee\u6b63\u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-endpoint-and-client-configuration-issues\">4. \u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u8a2d\u5b9a\u306e\u554f\u984c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ce\u30fc\u30c8\u30d1\u30bd\u30b3\u30f3\u3001\u30b5\u30fc\u30d0\u30fc\u3001IoT\u30c7\u30d0\u30a4\u30b9\u306a\u3069\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u4e0d\u6b63\u78ba\u306aIP\u8a2d\u5b9a\u3001\u53e4\u304f\u306a\u3063\u305f\u30c9\u30e9\u30a4\u30d0\u30fc\u3001\u7121\u52b9\u5316\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068\u3044\u3063\u305f\u8a2d\u5b9a\u30df\u30b9\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u554f\u984c\u306b\u76f4\u9762\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u554f\u984c\u306f\u4e00\u822c\u7684\u306b\u3001\u30c7\u30d0\u30a4\u30b9\u304cIP\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3067\u304d\u306a\u3044\u3001\u30b9\u30ea\u30fc\u30d7\u5f8c\u306b\u63a5\u7d9a\u304c\u5931\u308f\u308c\u308b\u3001\u3042\u308b\u3044\u306f\u610f\u56f3\u3057\u305f\u30c9\u30e1\u30a4\u30f3\u3084VLAN\u306b\u53c2\u52a0\u3067\u304d\u306a\u3044\u3068\u3044\u3063\u305f\u7d50\u679c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u5b9a\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30c7\u30d0\u30a4\u30b9\u8a2d\u5b9a\u306e\u78ba\u8a8d\u3001\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3084\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u66f4\u65b0\u3001\u305d\u3057\u3066\u6b63\u3057\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306e\u518d\u9069\u7528\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u81ea\u52d5\u5316\u3055\u308c\u305f\u69cb\u6210\u7ba1\u7406\u30c4\u30fc\u30eb\u306f\u3001\u5927\u898f\u6a21\u306a\u5c55\u958b\u306b\u304a\u3044\u3066\u6a19\u6e96\u5316\u3055\u308c\u305f\u8a2d\u5b9a\u3092\u9069\u7528\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u624b\u4f5c\u696d\u306b\u3088\u308b\u8a2d\u5b9a\u30df\u30b9\u306e\u983b\u5ea6\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u8907\u6570\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306b\u307e\u305f\u304c\u308b\u554f\u984c\u3092\u7279\u5b9a\u3059\u308b\u4e0a\u3067\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-slo-kpi-breaches-and-performance-regressions\">5. SLO\/KPI\u9055\u53cd\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30b5\u30fc\u30d3\u30b9\u30ec\u30d9\u30eb\u76ee\u6a19\uff08SLO\uff09\u3068\u91cd\u8981\u696d\u7e3e\u8a55\u4fa1\u6307\u6a19\uff08KPI\uff09\u306f\u3001\u53ef\u7528\u6027\u3001\u9045\u5ef6\u3001\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3068\u3044\u3063\u305f\u6b63\u5e38\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6319\u52d5\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30d9\u30f3\u30c1\u30de\u30fc\u30af\u3078\u306e\u9055\u53cd\u306f\u3001\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306e\u4f53\u9a13\u3092\u60aa\u5316\u3055\u305b\u305f\u308a\u3001\u30d3\u30b8\u30cd\u30b9\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u6df7\u4e71\u3055\u305b\u305f\u308a\u3059\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\uff08\u30ea\u30b0\u30ec\u30c3\u30b7\u30e7\u30f3\uff09\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002 \u65e9\u671f\u306b\u691c\u77e5\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u306f\u4e9b\u7d30\u306a\u554f\u984c\u304c\u5927\u304d\u306a\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3078\u3068\u9023\u9396\u3059\u308b\u524d\u306b\u4ecb\u5165\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3001\u30ea\u30f3\u30af\u306e\u98fd\u548c\u3001\u6700\u9069\u3067\u306f\u306a\u3044\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u3001\u3055\u3089\u306b\u306fDDoS\u30a4\u30d9\u30f3\u30c8\u306e\u3088\u3046\u306a\u5916\u90e8\u304b\u3089\u306e\u653b\u6483\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u539f\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u9818\u57df\u3092\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u7279\u5b9a\u3059\u308b\u306b\u306f\u3001\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3084\u901a\u5e38\u904b\u7528\u304b\u3089\u306e\u9038\u8131\u3092\u5224\u65ad\u3059\u308b\u305f\u3081\u306e\u3001\u5805\u7262\u306a\u76e3\u8996\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3068\u904e\u53bb\u30c7\u30fc\u30bf\u306e\u5206\u6790\u304c\u5fc5\u8981\u3067\u3059\u3002 \u89e3\u6c7a\u306b\u306f\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3001\u5e2f\u57df\u5e45\u306e\u518d\u5272\u308a\u5f53\u3066\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30dd\u30ea\u30b7\u30fc\u306e\u5fae\u8abf\u6574\u3068\u3044\u3063\u305f\u7684\u3092\u7d5e\u3063\u305f\u4fee\u5fa9\u4f5c\u696d\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-key-network-troubleshooting-metrics-nbsp\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u6307\u6a19<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u3069\u306e\u3088\u3046\u306b\u79fb\u52d5\u3057\u3001\u3069\u3053\u3067\u969c\u5bb3\u304c\u767a\u751f\u3057\u3001\u3069\u308c\u3060\u3051\u65e9\u304f\u554f\u984c\u304c\u691c\u77e5\u30fb\u89e3\u6c7a\u3055\u308c\u308b\u304b\u3092\u793a\u3059\u6e2c\u5b9a\u53ef\u80fd\u306a\u6307\u6a19\uff08\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\uff09\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u6307\u6a19\u3092\u8ffd\u8de1\u3059\u308b\u3053\u3068\u3067\u3001\u969c\u5bb3\u3092\u5207\u308a\u5206\u3051\u3001\u6839\u672c\u539f\u56e0\u3092\u78ba\u8a8d\u3057\u3001\u662f\u6b63\u63aa\u7f6e\u304c\u52b9\u679c\u7684\u3067\u3042\u3063\u305f\u304b\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002 \u4ee5\u4e0b\u306e\u8868\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u3067\u4f7f\u7528\u3055\u308c\u308b\u4e3b\u8981\u306a\u6307\u6a19\u3001\u305d\u306e\u6e2c\u5b9a\u65b9\u6cd5\u3001\u305d\u3057\u3066\u305d\u308c\u3089\u3092\u6539\u5584\u3059\u308b\u305f\u3081\u306e\u4e00\u822c\u7684\u306a\u624b\u6bb5\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u6307\u6a19<\/strong><\/td><td><strong>\u8aac\u660e<\/strong><\/td><td><strong>\u6e2c\u5b9a\u65b9\u6cd5<\/strong><\/td><td><strong>\u6539\u5584\u65b9\u6cd5<\/strong><\/td><\/tr><tr><td><strong>\u9045\u5ef6\uff08\u30ec\u30a4\u30c6\u30f3\u30b7 \/ RTT\uff09<\/strong><\/td><td>\u30d1\u30b1\u30c3\u30c8\u304c\u5b9b\u5148\u306b\u5230\u9054\u3057\u3001\u623b\u3063\u3066\u304f\u308b\u307e\u3067\u306e\u6642\u9593<\/td><td>Ping\u3001\u30b7\u30f3\u30bb\u30c6\u30a3\u30c3\u30af\u30fb\u30d7\u30ed\u30fc\u30d6\u3001\u30d5\u30ed\u30fc\u30c7\u30fc\u30bf\u3001\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u306e\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7<\/td><td>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d1\u30b9\u306e\u6700\u9069\u5316\u3001\u30db\u30c3\u30d7\u6570\u306e\u524a\u6e1b\u3001\u30ea\u30f3\u30af\u306e\u8f3b\u8f33\u306e\u7de9\u548c\u3001\u3088\u308a\u8fd1\u3044\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3078\u306e\u914d\u7f6e<\/td><\/tr><tr><td><strong>\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9<\/strong><\/td><td>\u5b9b\u5148\u306b\u5230\u9054\u3057\u306a\u304b\u3063\u305f\u30d1\u30b1\u30c3\u30c8\u306e\u5272\u5408<\/td><td>Ping\u640d\u5931\u306e\u7d71\u8a08\u3001SNMP\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30ab\u30a6\u30f3\u30bf\u30fc\u3001\u30d5\u30ed\u30fc\u89e3\u6790<\/td><td>\u8f3b\u8f33\u306e\u6392\u9664\u3001\u6545\u969c\u3057\u305f\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u4ea4\u63db\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3084\u30ad\u30e5\u30fc\u306e\u69cb\u6210\u4fee\u6b63<\/td><\/tr><tr><td><strong>\u30b8\u30c3\u30bf\u30fc<\/strong><\/td><td>\u6642\u9593\u306e\u7d4c\u904e\u306b\u4f34\u3046\u30d1\u30b1\u30c3\u30c8\u306e\u9045\u5ef6\u306e\u3070\u3089\u3064\u304d <\/td><td>RTP\/VoIP\u76e3\u8996\u3001\u30a2\u30af\u30c6\u30a3\u30d6\u30d7\u30ed\u30fc\u30d6\u3001\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u89e3\u6790<\/td><td>QoS\u306e\u9069\u7528\u3001\u30ad\u30e5\u30fc\u306e\u6df1\u3055\u306e\u524a\u6e1b\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d1\u30b9\u306e\u5b89\u5b9a\u5316<\/td><\/tr><tr><td><strong>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/strong><\/td><td>\u6b63\u5e38\u306b\u914d\u4fe1\u3055\u308c\u305f\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u30ec\u30fc\u30c8<\/td><td>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u30ab\u30a6\u30f3\u30bf\u30fc\u3001\u30d5\u30ed\u30fc\u30ec\u30b3\u30fc\u30c9\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u30c6\u30b9\u30c8<\/td><td>\u5229\u7528\u53ef\u80fd\u306a\u5e2f\u57df\u5e45\u306e\u62e1\u5f35\u3001\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u89e3\u6d88\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0<\/td><\/tr><tr><td><strong>\u30a8\u30e9\u30fc\u7387<\/strong><\/td><td>\u7269\u7406\u5c64\u307e\u305f\u306f\u30ea\u30f3\u30af\u5c64\u306e\u4f1d\u9001\u30a8\u30e9\u30fc<\/td><td>SNMP\u30ab\u30a6\u30f3\u30bf\u30fc\uff08CRC\u3001\u30d5\u30ec\u30fc\u30e0\u30a8\u30e9\u30fc\uff09\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30ed\u30b0<\/td><td>\u30b1\u30fc\u30d6\u30eb\u3084\u5149\u5b66\u90e8\u54c1\u306e\u4ea4\u63db\u3001\u5e72\u6e09\u306e\u8efd\u6e1b\u3001\u969c\u5bb3\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u4fee\u7406\u3084\u4ea4\u63db<\/td><\/tr><tr><td><strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5229\u7528\u7387<\/strong><\/td><td>\u5229\u7528\u53ef\u80fd\u306a\u5e2f\u57df\u5e45\u306e\u3046\u3061\u3001\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u5272\u5408<\/td><td>SNMP\u30dd\u30fc\u30ea\u30f3\u30b0\u3001\u30c6\u30ec\u30e1\u30c8\u30ea\u30c7\u30fc\u30bf<\/td><td>\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3001\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b7\u30f3\u30b0\uff08\u8ca0\u8377\u5206\u6563\uff09\u3001\u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9<\/td><\/tr><tr><td><strong>\u63a5\u7d9a\u78ba\u7acb\u6642\u9593<\/strong><\/td><td>TCP\u307e\u305f\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3092\u5b8c\u4e86\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u6642\u9593<\/td><td>\u30b7\u30f3\u30bb\u30c6\u30a3\u30c3\u30af\u30fb\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ed\u30b0\u3001\u30d1\u30b1\u30c3\u30c8\u30c8\u30ec\u30fc\u30b9<\/td><td>DNS\u306e\u540d\u524d\u89e3\u6c7a\u306e\u6700\u9069\u5316\u3001\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u306e\u518d\u8a66\u884c\u306e\u524a\u6e1b\u3001\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30b5\u30fc\u30d3\u30b9\u306e\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/td><\/tr><tr><td><strong>\u30c7\u30d0\u30a4\u30b9\u3068\u30ea\u30f3\u30af\u306e\u53ef\u7528\u6027<\/strong><\/td><td>\u30c7\u30d0\u30a4\u30b9\u3084\u30ea\u30f3\u30af\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u6642\u9593\u306e\u5272\u5408<\/td><td>\u30a2\u30c3\u30d7\u30bf\u30a4\u30e0\u306e\u76e3\u8996\u3001SNMP\u30b9\u30c6\u30fc\u30bf\u30b9\u30c1\u30a7\u30c3\u30af<\/td><td>\u5197\u9577\u6027\u306e\u5411\u4e0a\u3001\u96fb\u6e90\u3084\u51b7\u5374\u306e\u5b89\u5b9a\u5316\u3001\u7e70\u308a\u8fd4\u3055\u308c\u308b\u969c\u5bb3\u3078\u306e\u5bfe\u51e6<\/td><\/tr><tr><td><strong>\u518d\u9001\u7387<\/strong><\/td><td>\u30ed\u30b9\u3084\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u306b\u3088\u308b\u30d1\u30b1\u30c3\u30c8\u306e\u518d\u9001\u983b\u5ea6<\/td><td>TCP\u7d71\u8a08\u3001\u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u89e3\u6790<\/td><td>\u30ed\u30b9\u3084\u30b8\u30c3\u30bf\u30fc\u306e\u524a\u6e1b\u3001TCP\u8a2d\u5b9a\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3001\u30ea\u30f3\u30af\u306e\u4fe1\u983c\u6027\u5411\u4e0a<\/td><\/tr><tr><td><strong>MTTD \/ MTTR<\/strong><\/td><td>\u554f\u984c\u306e\u691c\u77e5\u306b\u304b\u304b\u308b\u6642\u9593\uff08\u5e73\u5747\u691c\u77e5\u6642\u9593\uff09\u3068\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u5fa9\u65e7\u3059\u308b\u307e\u3067\u306b\u304b\u304b\u308b\u6642\u9593\uff08\u5e73\u5747\u4fee\u5fa9\u6642\u9593\uff09<\/td><td>\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u7ba1\u7406\u306e\u8a18\u9332\u3001\u76e3\u8996\u30a2\u30e9\u30fc\u30c8<\/td><td>\u76e3\u8996\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u5411\u4e0a\u3001\u691c\u77e5\u306e\u81ea\u52d5\u5316\u3001\u5bfe\u5fdc\u624b\u9806\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td><strong>MTBF\uff08\u5e73\u5747\u6545\u969c\u9593\u9694\uff09<\/strong><\/td><td>\u969c\u5bb3\u304c\u767a\u751f\u3057\u3066\u304b\u3089\u6b21\u306e\u969c\u5bb3\u304c\u767a\u751f\u3059\u308b\u307e\u3067\u306e\u5e73\u5747\u6642\u9593<\/td><td>\u904e\u53bb\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304a\u3088\u3073\u969c\u5bb3\u30c7\u30fc\u30bf<\/td><td>\u4e0d\u5b89\u5b9a\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u4ea4\u63db\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u624b\u6cd5\u306e\u6539\u5584\u3001\u8106\u5f31\u306a\u7d4c\u8def\u306e\u518d\u8a2d\u8a08<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-is-ai-transforming-network-troubleshooting\">AI\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u3069\u306e\u3088\u3046\u306b\u5909\u9769\u3057\u3066\u3044\u308b\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4eba\u5de5\u77e5\u80fd\uff08AI\uff09\u306f\u3001\u8907\u96d1\u306a\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u5168\u4f53\u3067\u554f\u984c\u306e\u691c\u77e5\u3068\u76f8\u95a2\u5206\u6790\u3092\u9ad8\u901f\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u5408\u7406\u5316\u3057\u3066\u3044\u307e\u3059\u3002 AI\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30ed\u30b0\u3001SNMP\u30c8\u30e9\u30c3\u30d7\u3001\u30d5\u30ed\u30fc\u30ec\u30b3\u30fc\u30c9\u3001\u304a\u3088\u3073\u30c6\u30ec\u30e1\u30c8\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u8fbc\u307f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u9069\u7528\u3057\u3066\u3001\u7570\u5e38\u3084\u969c\u5bb3\u3092\u793a\u3059\u30d1\u30bf\u30fc\u30f3\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e8b\u524d\u306b\u5b9a\u7fa9\u3055\u308c\u305f\u30eb\u30fc\u30eb\u306b\u4f9d\u5b58\u3059\u308b\u5f93\u6765\u306e\u76e3\u8996\u3068\u306f\u7570\u306a\u308a\u3001AI\u30e2\u30c7\u30eb\u306f\u6b63\u5e38\u306a\u52d5\u4f5c\u304b\u3089\u306e\u308f\u305a\u304b\u306a\u9038\u8131\u3092\u691c\u77e5\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u5f71\u97ff\u304c\u51fa\u308b\u524d\u306b\u554f\u984c\u3092\u6349\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u904e\u53bb\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30d1\u30bf\u30fc\u30f3\u306b\u57fa\u3065\u3044\u3066\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u306b\u30d5\u30e9\u30b0\u3092\u7acb\u3066\u3001\u6839\u672c\u539f\u56e0\u3092\u63d0\u793a\u3057\u3001\u662f\u6b63\u63aa\u7f6e\u3092\u63a8\u5968\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305fAI\u306f\u3001\u65e5\u5e38\u7684\u306a\u8a3a\u65ad\u3068\u610f\u601d\u6c7a\u5b9a\u3092\u81ea\u52d5\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002 AIOps\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u30a2\u30e9\u30fc\u30c8\u306e\u30c8\u30ea\u30a2\u30fc\u30b8\u3001\u30ce\u30a4\u30ba\u306e\u6291\u5236\u3001\u304a\u3088\u3073\u95a2\u9023\u3059\u308b\u30a4\u30d9\u30f3\u30c8\u306e\u5358\u4e00\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3078\u306e\u30b0\u30eb\u30fc\u30d7\u5316\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u3001IT\u30c1\u30fc\u30e0\u306e\u30a2\u30e9\u30fc\u30c8\u75b2\u308c\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002 \u3088\u308a\u9ad8\u5ea6\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u4eba\u9593\u306e\u4ecb\u5165\u306a\u3057\u306b\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u518d\u8d77\u52d5\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u8fc2\u56de\u3001QoS\u30dd\u30ea\u30b7\u30fc\u306e\u8abf\u6574\u3068\u3044\u3063\u305f\u81ea\u5df1\u4fee\u5fa9\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002 \u3053\u306e\u30ec\u30d9\u30eb\u306e\u81ea\u52d5\u5316\u306b\u3088\u308a\u3001\u5fdc\u7b54\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u3001MTTR\u304c\u6539\u5584\u3055\u308c\u308b\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u65e5\u5e38\u7684\u306a\u969c\u5bb3\u306e\u706b\u6d88\u3057\u306b\u8ffd\u308f\u308c\u308b\u3053\u3068\u306a\u304f\u3001\u6226\u7565\u7684\u306a\u8ab2\u984c\u306b\u96c6\u4e2d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-10-step-network-troubleshooting-checklist\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e10\u30b9\u30c6\u30c3\u30d7\u30fb\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-identify-the-problem\">1. \u554f\u984c\u306e\u7279\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u63a8\u6e2c\u3067\u306f\u306a\u304f\u3001\u89b3\u5bdf\u53ef\u80fd\u306a\u75c7\u72b6\u306b\u57fa\u3065\u3044\u3066\u554f\u984c\u3092\u6b63\u78ba\u306b\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u4f55\u304c\u6a5f\u80fd\u3057\u3066\u3044\u306a\u3044\u306e\u304b\u3001\u305d\u308c\u304c\u3069\u306e\u3088\u3046\u306b\u73fe\u308c\u3066\u3044\u308b\u306e\u304b\u3001\u3069\u306e\u30b5\u30fc\u30d3\u30b9\u3084\u30e6\u30fc\u30b6\u30fc\u304c\u7570\u5e38\u306a\u6319\u52d5\u3092\u5831\u544a\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002 \u660e\u78ba\u306a\u554f\u984c\u5b9a\u7fa9\uff08\u30d7\u30ed\u30d6\u30ec\u30e0\u30fb\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\uff09\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u304c\u95a2\u4fc2\u306e\u306a\u3044\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u305f\u308a\u3001\u4e8c\u6b21\u7684\u306a\u5f71\u97ff\u3092\u6839\u672c\u539f\u56e0\u3068\u8aa4\u8a8d\u3057\u305f\u308a\u3059\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u78ba\u306a\u554f\u984c\u7279\u5b9a\u306f\u3001\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u3001\u30ed\u30b0\u3001\u304a\u3088\u3073\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u4e00\u8cab\u3057\u305f\u30a4\u30f3\u30d7\u30c3\u30c8\u3092\u53ce\u96c6\u3059\u308b\u3053\u3068\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30a4\u30f3\u30d7\u30c3\u30c8\u3092\u76f8\u95a2\u3065\u3051\u308b\u3053\u3068\u3067\u3001\u969c\u5bb3\u306b\u5bfe\u3059\u308b\u5171\u901a\u306e\u7406\u89e3\u304c\u78ba\u7acb\u3055\u308c\u3001\u69cb\u9020\u5316\u3055\u308c\u305f\u5206\u6790\u306e\u57fa\u76e4\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u30e6\u30fc\u30b6\u30fc\u304b\u3089\u5831\u544a\u3055\u308c\u305f\u75c7\u72b6\u3092\u53ce\u96c6\u3059\u308b<\/li>\n\n\n\n<li>\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30b5\u30fc\u30d3\u30b9\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u8def\u3092\u7279\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u65e5\u6642\u3068\u3001\u305d\u308c\u304c\u65ad\u7d9a\u7684\u306a\u3082\u306e\u304b\u7d99\u7d9a\u7684\u306a\u3082\u306e\u304b\u3092\u8a18\u9332\u3059\u308b<\/li>\n\n\n\n<li>\u5909\u66f4\u3092\u52a0\u3048\u308b\u524d\u306b\u3001\u89b3\u5bdf\u3055\u308c\u305f\u6319\u52d5\u3092\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-determine-the-scope\">2. \u5f71\u97ff\u7bc4\u56f2\uff08\u30b9\u30b3\u30fc\u30d7\uff09\u306e\u7279\u5b9a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b9\u30b3\u30fc\u30d7\u3092\u6c7a\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u554f\u984c\u304c\u30e6\u30fc\u30b6\u30fc\u3001\u30c7\u30d0\u30a4\u30b9\u3001\u5834\u6240\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30b0\u30e1\u30f3\u30c8\u306e\u3069\u3053\u307e\u3067\u53ca\u3093\u3067\u3044\u308b\u304b\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002 \u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u3088\u308a\u3001\u5c40\u6240\u7684\u306a\u969c\u5bb3\u3092\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u554f\u984c\u304b\u3089\u5207\u308a\u96e2\u3057\u3001\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u306a\u3044\u30a8\u30ea\u30a2\u3078\u306e\u4e0d\u5fc5\u8981\u306a\u8abf\u67fb\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u660e\u78ba\u306a\u30b9\u30b3\u30fc\u30d7\u8a2d\u5b9a\u306f\u30ce\u30a4\u30ba\u3092\u6e1b\u3089\u3057\u3001\u6700\u3082\u53ef\u80fd\u6027\u306e\u9ad8\u3044\u969c\u5bb3\u30c9\u30e1\u30a4\u30f3\u306b\u52b4\u529b\u3092\u96c6\u4e2d\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u30b9\u30b3\u30fc\u30d7\u8a55\u4fa1\u306f\u3001\u5f71\u97ff\u5ea6\u3068\u7dca\u6025\u6027\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u9593\u306e\u8abf\u6574\u3084\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u3088\u304f\u5b9a\u7fa9\u3055\u308c\u305f\u30b9\u30b3\u30fc\u30d7\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u3001\u904b\u7528\u4e0a\u306e\u512a\u5148\u9806\u4f4d\u3084\u30d3\u30b8\u30cd\u30b9\u3078\u306e\u5f71\u97ff\u3068\u78ba\u5b9f\u306a\u3082\u306e\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3069\u306e\u30e6\u30fc\u30b6\u30fc\u3001\u30b5\u30a4\u30c8\u3001VLAN\u304c\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30b7\u30b9\u30c6\u30e0\u3068\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u306a\u3044\u30b7\u30b9\u30c6\u30e0\u306e\u5171\u901a\u70b9\u3092\u6bd4\u8f03\u3059\u308b<\/li>\n\n\n\n<li>\u76e3\u8996\u30c7\u30fc\u30bf\u3092\u78ba\u8a8d\u3057\u3001\u554f\u984c\u306e\u5e83\u304c\u308a\u3092\u88cf\u4ed8\u3051\u308b<\/li>\n\n\n\n<li>\u5f71\u97ff\u7bc4\u56f2\u3068\u4e00\u81f4\u3059\u308b\u6700\u8fd1\u306e\u5909\u66f4\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-check-physical-connections\">3. \u7269\u7406\u63a5\u7d9a\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7269\u7406\u5c64\uff08\u30d5\u30a3\u30b8\u30ab\u30eb\u30ec\u30a4\u30e4\u30fc\uff09\u306e\u554f\u984c\u306f\u4f9d\u7136\u3068\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306e\u4e00\u822c\u7684\u306a\u539f\u56e0\u3067\u3042\u308a\u3001\u65e9\u671f\u306b\u691c\u8a3c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30b1\u30fc\u30d6\u30eb\u306e\u4e0d\u5177\u5408\u3001\u96fb\u6e90\u306e\u55aa\u5931\u3001\u30dd\u30fc\u30c8\u306e\u6545\u969c\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u63a5\u7d9a\u554f\u984c\u306f\u3001\u4e0a\u4f4d\u30ec\u30a4\u30e4\u30fc\u306e\u554f\u984c\u306e\u3088\u3046\u306b\u898b\u3048\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u65b9\u5411\u6027\u3092\u8aa4\u3089\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u7269\u7406\u7684\u306a\u6574\u5408\u6027\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u8ad6\u7406\u7684\u306a\u8a3a\u65ad\u306b\u7121\u99c4\u306a\u6642\u9593\u3092\u8cbb\u3084\u3059\u306e\u3092\u9632\u304e\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u3001\u914d\u7dda\u30af\u30ed\u30fc\u30bc\u30c3\u30c8\u3001\u304a\u3088\u3073\u30ef\u30a4\u30e4\u30ec\u30b9\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30d1\u30b9\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u3002 \u7269\u7406\u7684\u306a\u691c\u8a3c\u306b\u3088\u308a\u3001\u4e0a\u4f4d\u30ec\u30a4\u30e4\u30fc\u306e\u30c1\u30a7\u30c3\u30af\u304c\u5b89\u5b9a\u3057\u305f\u57fa\u76e4\u306e\u4e0a\u3067\u884c\u308f\u308c\u308b\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b1\u30fc\u30d6\u30eb\u3001\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u3001\u96fb\u6e90\u306e\u63a5\u7d9a\u3092\u691c\u8a3c\u3059\u308b<\/li>\n\n\n\n<li>\u30ea\u30f3\u30af\u30e9\u30f3\u30d7\u3001\u30dd\u30fc\u30c8\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30ab\u30a6\u30f3\u30bf\u30fc\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30d1\u30c3\u30c1\u30d1\u30cd\u30eb\u3068\u30e9\u30c3\u30af\u306e\u63a5\u7d9a\u3092\u691c\u67fb\u3059\u308b<\/li>\n\n\n\n<li>\u30ef\u30a4\u30e4\u30ec\u30b9\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306b\u96fb\u6e90\u304c\u4f9b\u7d66\u3055\u308c\u3001\u5230\u9054\u53ef\u80fd\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-4-verify-device-health\">4. \u30c7\u30d0\u30a4\u30b9\u306e\u5065\u5168\u6027\u306e\u78ba\u8a8d(\u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u6b63\u3057\u304f\u8ee2\u9001\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u304c\u7a3c\u50cd\u3057\u3001\u5b89\u5b9a\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u52a3\u5316\u3001\u30ea\u30bd\u30fc\u30b9\u306e\u67af\u6e07\u3001\u307e\u305f\u306f\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u969c\u5bb3\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u5b8c\u5168\u306b\u30c0\u30a6\u30f3\u3057\u306a\u304f\u3066\u3082\u3001\u65ad\u7d9a\u7684\u307e\u305f\u306f\u5e83\u7bc4\u56f2\u306a\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u30c7\u30d0\u30a4\u30b9\u306e\u5065\u5168\u6027\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u8ee2\u9001\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u306e\u52d5\u4f5c\u3092\u640d\u306a\u3046\u72b6\u614b\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u30d8\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u306f\u3001\u307e\u3060\u30a2\u30e9\u30fc\u30c8\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u3044\u306a\u3044\u521d\u671f\u6bb5\u968e\u306e\u969c\u5bb3\u306e\u5146\u5019\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u72b6\u614b\u306b\u5bfe\u51e6\u3059\u308b\u3053\u3068\u3067\u3001\u518d\u767a\u3092\u6e1b\u3089\u3057\u3001\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CPU\u3001\u30e1\u30e2\u30ea\u3001\u304a\u3088\u3073\u6e29\u5ea6\u306e\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30b7\u30b9\u30c6\u30e0\u30ed\u30b0\u3067\u30a8\u30e9\u30fc\u3084\u30af\u30e9\u30c3\u30b7\u30e5\u306e\u8a18\u9332\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b<\/li>\n\n\n\n<li>\u91cd\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u3068\u30d7\u30ed\u30bb\u30b9\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u691c\u8a3c\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-5-validate-ip-configuration\">5. IP\u8a2d\u5b9a\u306e\u691c\u8a3c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u7684\u306a\u901a\u4fe1\u3068\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u306f\u3001\u6b63\u3057\u3044IP\u8a2d\u5b9a\u304c\u5fc5\u8981\u3067\u3059\u3002 \u30a2\u30c9\u30ec\u30b9\u3001\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u3001\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001\u307e\u305f\u306fDNS\u8a2d\u5b9a\u306e\u30a8\u30e9\u30fc\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u5230\u9054\u6027\u306e\u5931\u6557\u3084\u975e\u5bfe\u79f0\u306a\u63a5\u7d9a\uff08\u30a2\u30b7\u30e1\u30c8\u30ea\u30c3\u30af\u30fb\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\uff09\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002 \u691c\u8a3c\u3092\u901a\u3058\u3066\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u8a08\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u9759\u7684\u304a\u3088\u3073\u52d5\u7684\u306a\u8a2d\u5b9a\u306e\u4e21\u65b9\u306b\u9069\u7528\u3055\u308c\u3001\u3088\u308a\u6df1\u3044\u5206\u6790\u306b\u5165\u308b\u524d\u306b\u3001\u7af6\u5408\u3084\u8aa4\u3063\u305f\u5272\u308a\u5f53\u3066\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>IP\u30a2\u30c9\u30ec\u30b9\u3001\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3092\u691c\u8a3c\u3059\u308b<\/li>\n\n\n\n<li>DHCP\u306e\u30ea\u30fc\u30b9\u30b9\u30c6\u30fc\u30bf\u30b9\u3068\u5272\u308a\u5f53\u3066\u5c65\u6b74\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u4e0a\u306eDNS\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>CMDB\u307e\u305f\u306fIPAM\uff08IP\u30a2\u30c9\u30ec\u30b9\u7ba1\u7406\uff09\u306e\u30ec\u30b3\u30fc\u30c9\u3068\u8a2d\u5b9a\u3092\u6bd4\u8f03\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-test-network-connectivity\">6. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u306e\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u63a5\u7d9a\u30c6\u30b9\u30c8\u3067\u306f\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u671f\u5f85\u901a\u308a\u306b\u901a\u904e\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002 \u57fa\u672c\u7684\u306a\u30c6\u30b9\u30c8\u3067\u5230\u9054\u6027\u3092\u691c\u8a3c\u3059\u308b\u4e00\u65b9\u3067\u3001\u7d4c\u8def\uff08\u30d1\u30b9\uff09\u5206\u6790\u306b\u3088\u308a\u901a\u4fe1\u304c\u3069\u3053\u3067\u9014\u5207\u308c\u3066\u3044\u308b\u304b\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30c1\u30a7\u30c3\u30af\u306b\u3088\u308a\u3001\u30ed\u30fc\u30ab\u30eb\u30c7\u30d0\u30a4\u30b9\u306e\u554f\u984c\u3068\u4e0a\u6d41\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u3092\u533a\u5225\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d50\u679c\u304c\u5b9f\u969b\u306e\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u3068\u4e00\u81f4\u3059\u308b\u3088\u3046\u306b\u3001\u30c6\u30b9\u30c8\u306b\u306f\u5b9f\u969b\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u7d4c\u8def\u3092\u53cd\u6620\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u5909\u66f4\u3092\u52a0\u3048\u305f\u5f8c\u306b\u30c6\u30b9\u30c8\u3092\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3067\u3001\u4fee\u5fa9\u304c\u52b9\u679c\u7684\u3067\u3042\u3063\u305f\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ping\u3092\u4f7f\u7528\u3057\u3066\u5230\u9054\u6027\u3068\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/li>\n\n\n\n<li>traceroute\u3084\u7d4c\u8def\u5206\u6790\u3092\u5b9f\u884c\u3057\u3066\u3001\u901a\u4fe1\u306e\u5207\u65ad\u7b87\u6240\u3092\u7279\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u6b63\u5e38\u306a\u30b7\u30b9\u30c6\u30e0\u3068\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u63a5\u7d9a\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/li>\n\n\n\n<li>\u5916\u90e8\u304a\u3088\u3073\u5185\u90e8\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u691c\u8a3c\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-7-check-dns-and-name-resolution\">7. DNS\u3068\u540d\u524d\u89e3\u6c7a\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u540d\u524d\u89e3\u6c7a\u306e\u5931\u6557\u306f\u3001IP\u30ec\u30d9\u30eb\u3067\u306e\u63a5\u7d9a\u304c\u6b63\u5e38\u3067\u3042\u3063\u3066\u3082\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 DNS\u306e\u554f\u984c\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u505c\u6b62\u3084\u3001\u4e00\u898b\u3059\u308b\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u7121\u95a2\u4fc2\u306b\u898b\u3048\u308b\u65ad\u7d9a\u7684\u306a\u969c\u5bb3\u3068\u3057\u3066\u73fe\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002 DNS\u306e\u6319\u52d5\u3092\u691c\u8a3c\u3059\u308b\u3053\u3068\u3067\u3001\u540d\u524d\u89e3\u6c7a\u306e\u554f\u984c\u3092\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8\u5c64\u306e\u969c\u5bb3\u304b\u3089\u5207\u308a\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">DNS\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u52d5\u4f5c\u3068\u6a29\u5a01\u30b5\u30fc\u30d0\u30fc\uff08\u30bd\u30fc\u30b9\uff09\u306e\u4e21\u65b9\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u6b63\u78ba\u306a\u540d\u524d\u89e3\u6c7a\u306f\u3001\u6b63\u3057\u3044\u30ec\u30b3\u30fc\u30c9\u3001\u5230\u9054\u53ef\u80fd\u306a\u30b5\u30fc\u30d0\u30fc\u3001\u304a\u3088\u3073\u6709\u52b9\u306a\u30ad\u30e3\u30c3\u30b7\u30e5\u52d5\u4f5c\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6b63\u5f15\u304d\u304a\u3088\u3073\u9006\u5f15\u304d\u306eDNS\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/li>\n\n\n\n<li>DNS\u30b5\u30fc\u30d0\u30fc\u306e\u5230\u9054\u6027\u3068\u5fdc\u7b54\u6642\u9593\u3092\u691c\u8a3c\u3059\u308b<\/li>\n\n\n\n<li>\u30be\u30fc\u30f3\u30ec\u30b3\u30fc\u30c9\u3068\u6700\u8fd1\u306eDNS\u5909\u66f4\u3092\u691c\u67fb\u3059\u308b<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066DNS\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\u307e\u305f\u306f\u691c\u8a3c\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-8-review-network-segmentation\">8. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u78ba\u8a8d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30be\u30fc\u30f3\u9593\u3067\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u3069\u306e\u3088\u3046\u306b\u79fb\u52d5\u3059\u308b\u304b\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002 \u8a2d\u5b9a\u304c\u8aa4\u3063\u3066\u3044\u308bVLAN\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30eb\u30fc\u30eb\u3001\u307e\u305f\u306f\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306f\u3001\u672c\u6765\u63a5\u7d9a\u3055\u308c\u308b\u3079\u304d\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u901a\u4fe1\u3092\u6697\u9ed9\u306e\u3046\u3061\u306b\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u8ad6\u7406\u7684\u306a\u5883\u754c\u7dda\u304c\u8a2d\u8a08\u306e\u610f\u56f3\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u304b\u3092\u88cf\u4ed8\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u968e\u5c64\u5316\u3055\u308c\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3084\u30de\u30eb\u30c1\u30c6\u30ca\u30f3\u30c8\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u6301\u3064\u74b0\u5883\u3067\u306f\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002 \u6b63\u3057\u3044\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u9694\u96e2\uff08\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\uff09\u3068\u5fc5\u8981\u306a\u30a2\u30af\u30bb\u30b9\u8a31\u53ef\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>VLAN\u3068\u30b5\u30d6\u30cd\u30c3\u30c8\u306e\u5272\u308a\u5f53\u3066\u3092\u691c\u8a3c\u3059\u308b<\/li>\n\n\n\n<li>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3068VLAN\u9593\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>ACL\u3068\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u30dd\u30ea\u30b7\u30fc\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b<\/li>\n\n\n\n<li>\u30c7\u30d0\u30a4\u30b9\u304c\u6b63\u3057\u3044\u30be\u30fc\u30f3\u5185\u306b\u914d\u7f6e\u3055\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-9-inspect-security-controls\">9. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5236\u5fa1\u306e\u691c\u67fb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c7\u30d0\u30a4\u30b9\u306f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d5\u30ed\u30fc\u306b\u7a4d\u6975\u7684\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5909\u66f4\u6642\u306b\u304a\u3051\u308b\u983b\u7e41\u306a\u969c\u5bb3\u70b9\u3068\u306a\u308a\u307e\u3059\u3002 \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001IDS\u3001\u304a\u3088\u3073\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u306f\u3001\u30eb\u30fc\u30eb\u306e\u30a8\u30e9\u30fc\u3084\u53e4\u3044\u30dd\u30ea\u30b7\u30fc\u306e\u305f\u3081\u306b\u3001\u6b63\u5f53\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d6\u30ed\u30c3\u30af\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u691c\u67fb\u3092\u901a\u3058\u3066\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u9069\u7528\u304c\u904b\u7528\u8981\u4ef6\u3068\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u30ec\u30d3\u30e5\u30fc\u3067\u306f\u3001\u6700\u8fd1\u306e\u66f4\u65b0\u3084\u30eb\u30fc\u30eb\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u5236\u5fa1\u3055\u308c\u305f\u74b0\u5883\u3067\u306e\u30c6\u30b9\u30c8\u306f\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5236\u5fa1\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u554f\u984c\u306e\u4e00\u56e0\u3068\u306a\u3063\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u30ed\u30b0\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b<\/li>\n\n\n\n<li>\u554f\u984c\u306b\u95a2\u9023\u3059\u308b\u62d2\u5426\u307e\u305f\u306f\u30c9\u30ed\u30c3\u30d7\u3055\u308c\u305f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u7279\u5b9a\u3059\u308b<\/li>\n\n\n\n<li>\u6700\u8fd1\u306e\u30dd\u30ea\u30b7\u30fc\u3084\u30eb\u30fc\u30eb\u306e\u5909\u66f4\u3092\u691c\u8a3c\u3059\u308b<\/li>\n\n\n\n<li>\u8a31\u53ef\u3055\u308c\u305f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30b9\u3068\u30d6\u30ed\u30c3\u30af\u3055\u308c\u305f\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30d1\u30b9\u3092\u30c6\u30b9\u30c8\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-10-document-and-resolve\">10. \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3068\u89e3\u6c7a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3067\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u904e\u7a0b\u3067\u89b3\u5bdf\u3055\u308c\u305f\u3053\u3068\u3001\u30c6\u30b9\u30c8\u3055\u308c\u305f\u3053\u3068\u3001\u5909\u66f4\u3055\u308c\u305f\u3053\u3068\u3092\u8a18\u9332\u3057\u307e\u3059\u3002 \u3053\u306e\u8a18\u9332\u306f\u3001\u691c\u8a3c\u3001\u76e3\u67fb\u3001\u305d\u3057\u3066\u5c06\u6765\u306e\u540c\u69d8\u306e\u554f\u984c\u306e\u3088\u308a\u8fc5\u901f\u306a\u89e3\u6c7a\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u901a\u5e38\u306e\u7a3c\u50cd\u72b6\u614b\u304c\u78ba\u8a8d\u3055\u308c\u3001\u6587\u66f8\u5316\u3055\u308c\u308b\u307e\u3067\u306f\u3001\u554f\u984c\u304c\u5b8c\u5168\u306b\u89e3\u6c7a\u3057\u305f\u3068\u306f\u8a00\u3048\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u554f\u984c\u306e\u30af\u30ed\u30fc\u30ba\u306b\u306f\u3001\u4fee\u6b63\u306e\u691c\u8a3c\u3001\u8a18\u9332\u306e\u66f4\u65b0\u3001\u305d\u3057\u3066\u7d50\u679c\u306e\u5171\u6709\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u3053\u306e\u6700\u7d42\u30b9\u30c6\u30c3\u30d7\u306b\u3088\u308a\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u6c38\u7d9a\u7684\u306a\u4fa1\u5024\u3092\u751f\u307f\u51fa\u3059\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b9f\u8df5\u7684\u306a\u30b9\u30c6\u30c3\u30d7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u767a\u898b\u4e8b\u9805\u3001\u8b1b\u3058\u305f\u30a2\u30af\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073\u6700\u7d42\u7684\u306a\u89e3\u6c7a\u7b56\u3092\u8a18\u9332\u3059\u308b<\/li>\n\n\n\n<li>\u5236\u5fa1\u3055\u308c\u305f\u65b9\u6cd5\u3067\u662f\u6b63\u63aa\u7f6e\u3092\u9069\u7528\u3059\u308b<\/li>\n\n\n\n<li>\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30b5\u30fc\u30d3\u30b9\u3068\u63a5\u7d9a\u6027\u3092\u518d\u30c6\u30b9\u30c8\u3059\u308b<\/li>\n\n\n\n<li>\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30e9\u30f3\u30d6\u30c3\u30af\u3001\u69cb\u6210\u56f3\u3001\u307e\u305f\u306f\u8a2d\u5b9a\u3092\u66f4\u65b0\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-type-of-tools-used-for-network-troubleshooting\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c4\u30fc\u30eb\u306e\u7a2e\u985e<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-basic-connectivity-tools\">\u57fa\u672c\u63a5\u7d9a\u30c4\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u672c\u63a5\u7d9a\u30c4\u30fc\u30eb\u306f\u3001\u57fa\u672c\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ec\u30a4\u30e4\u30fc\u3067\u30c7\u30d0\u30a4\u30b9\u304c\u901a\u4fe1\u3067\u304d\u308b\u80fd\u529b\u3092\u691c\u8a3c\u3057\u307e\u3059\u3002 ping\u306e\u3088\u3046\u306a\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306f\u3001\u30e9\u30a6\u30f3\u30c9\u30c8\u30ea\u30c3\u30d7\uff08\u5f80\u5fa9\uff09\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5fdc\u7b54\u6027\u3092\u8a55\u4fa1\u3057\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30db\u30b9\u30c8\u304c\u5230\u9054\u53ef\u80fd\u304b\u3069\u3046\u304b\u3092\u660e\u3089\u304b\u306b\u3057\u3066\u3001\u30d1\u30b1\u30c3\u30c8\u30ed\u30b9\u3084\u9045\u5ef6\uff08\u30ec\u30a4\u30c6\u30f3\u30b7\uff09\u306e\u6307\u6a19\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002 traceroute\u306f\u3001\u9001\u4fe1\u5143\u3068\u5b9b\u5148\u9593\u306e\u7d4c\u8def\u5206\u6790\u3092\u63d0\u4f9b\u3057\u3001\u4e2d\u9593\u306e\u30db\u30c3\u30d7\u3092\u5f37\u8abf\u8868\u793a\u3057\u3066\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u7b87\u6240\u3092\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u7279\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u57fa\u76e4\u3068\u306a\u308b\u30c4\u30fc\u30eb\u306f\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u554f\u308f\u305a\u5e83\u304f\u5229\u7528\u3067\u304d\u3001\u307b\u3068\u3093\u3069\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30b7\u30ca\u30ea\u30aa\u306b\u304a\u3051\u308b\u51fa\u767a\u70b9\u3068\u306a\u308a\u307e\u3059\u3002 \u305d\u306e\u30b7\u30f3\u30d7\u30eb\u3055\u3068\u4e00\u8cab\u6027\u306b\u3088\u308a\u3001\u521d\u7d1a\u306e\u6280\u8853\u8005\u306b\u3068\u3063\u3066\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u3044\u3060\u3051\u3067\u306a\u304f\u3001\u9ad8\u5ea6\u306a\u8a3a\u65ad\u306b\u3068\u3063\u3066\u3082\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u308c\u3089\u306f\u3001\u4ed6\u306e\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3088\u308a\u8a73\u7d30\u3067\u30ec\u30a4\u30e4\u30fc\u56fa\u6709\u306e\u5206\u6790\u3092\u884c\u3046\u305f\u3081\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-packet-analysis-tools\">\u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u30c4\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Wireshark\u3084tcpdump\u306a\u3069\u306e\u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u30c4\u30fc\u30eb\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d1\u30b1\u30c3\u30c8\u30ec\u30d9\u30eb\u3067\u30ad\u30e3\u30d7\u30c1\u30e3\u3057\u3066\u691c\u67fb\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u3001\u4e0a\u4f4d\u30ec\u30a4\u30e4\u30fc\u3067\u306f\u898b\u3048\u306a\u3044\u53ef\u80fd\u6027\u306e\u3042\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u30d5\u30ed\u30fc\u3001\u30da\u30a4\u30ed\u30fc\u30c9\u306e\u5185\u5bb9\u3001\u304a\u3088\u3073\u30a8\u30e9\u30fc\u6761\u4ef6\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306a\u60c5\u5831\u3092\u660e\u3089\u304b\u306b\u3057\u307e\u3059\u3002 \u30d1\u30b1\u30c3\u30c8\u30ad\u30e3\u30d7\u30c1\u30e3\u306f\u3001\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u30cd\u30b4\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3001\u4e0d\u6b63\u306a\u5f62\u5f0f\u306e\u30d1\u30b1\u30c3\u30c8\u3001\u518d\u9001\u4fe1\u3001\u307e\u305f\u306f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8105\u5a01\u306b\u95a2\u9023\u3059\u308b\u554f\u984c\u306e\u8a3a\u65ad\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30a3\u30fc\u30d7\u30fb\u30d1\u30b1\u30c3\u30c8\u30fb\u30a4\u30f3\u30b9\u30da\u30af\u30b7\u30e7\u30f3\uff08DPI\uff09\u306f\u3001\u65ad\u7d9a\u7684\u3001\u8907\u96d1\u3001\u307e\u305f\u306f\u30de\u30eb\u30c1\u30ec\u30a4\u30e4\u30fc\u306b\u308f\u305f\u308b\u554f\u984c\u306e\u6839\u672c\u539f\u56e0\u5206\u6790\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002 \u3053\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u306e\u4f7f\u7528\u306b\u306f\u3001\u6280\u8853\u7684\u306a\u5c02\u9580\u77e5\u8b58\u3060\u3051\u3067\u306a\u304f\u3001\u7d44\u7e54\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u304a\u3088\u3073\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u3092\u9075\u5b88\u3059\u308b\u305f\u3081\u306e\u5f37\u529b\u306a\u30c7\u30fc\u30bf\u53d6\u308a\u6271\u3044\u30dd\u30ea\u30b7\u30fc\u304c\u6c42\u3081\u3089\u308c\u307e\u3059\u3002 \u30d1\u30b1\u30c3\u30c8\u89e3\u6790\u306f\u3001\u57fa\u672c\u7684\u306a\u63a5\u7d9a\u30c1\u30a7\u30c3\u30af\u3067\u6839\u672c\u7684\u306a\u539f\u56e0\u3092\u7279\u5b9a\u3067\u304d\u306a\u304b\u3063\u305f\u5834\u5408\u306b\u5229\u7528\u3059\u308b\u306e\u304c\u6700\u9069\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-ip-and-dns-utilities\">IP\u304a\u3088\u3073DNS\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ipconfig\u3001ifconfig\u3001route\u306a\u3069\u306e\u5c02\u7528IP\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306f\u3001\u30db\u30b9\u30c8\u3084\u30eb\u30fc\u30bf\u30fc\u4e0a\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u69cb\u6210\u3092\u8868\u793a\u304a\u3088\u3073\u7ba1\u7406\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3001\u30a2\u30c9\u30ec\u30b9\u8a2d\u5b9a\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u691c\u8a3c\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u3068\u306a\u308a\u307e\u3059\u3002 \u30c7\u30d0\u30a4\u30b9\u304c\u6b63\u3057\u304f\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u91cd\u8907\u3059\u308b\u30a2\u30c9\u30ec\u30b9\u3092\u7279\u5b9a\u3057\u3001\u610f\u56f3\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30dd\u30ed\u30b8\u30fc\u3092\u691c\u8a3c\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">nslookup\u3084dig\u306e\u3088\u3046\u306aDNS\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306f\u3001\u540d\u524d\u89e3\u6c7a\u306e\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002 DNS\u30ec\u30b3\u30fc\u30c9\u306b\u30af\u30a8\u30ea\u3092\u6295\u3052\u3001\u30eb\u30c3\u30af\u30a2\u30c3\u30d7\u30d7\u30ed\u30bb\u30b9\u3084\u6a29\u5a01\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u5fdc\u7b54\u306b\u95a2\u3059\u308b\u8a73\u7d30\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u3001DNS\u30a8\u30e9\u30fc\u304c\u30b5\u30fc\u30d3\u30b9\u306e\u53ef\u7528\u6027\u3084\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306b\u76f4\u63a5\u5f71\u97ff\u3059\u308b\u74b0\u5883\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u8cb4\u91cd\u3067\u3042\u308a\u3001\u30ec\u30b3\u30fc\u30c9\u3084\u30b5\u30fc\u30d0\u30fc\u8a2d\u5b9a\u306e\u7684\u3092\u7d5e\u3063\u305f\u4fee\u6b63\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-network-diagnostics-tools\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u30c4\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u30c4\u30fc\u30eb\u306f\u3001\u3059\u3079\u3066\u306e\u30ec\u30a4\u30e4\u30fc\u306b\u304a\u3051\u308b\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5305\u62ec\u7684\u306a\u8a55\u4fa1\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 netstat\u3001mtr\u3001\u305d\u3057\u3066\u30d9\u30f3\u30c0\u30fc\u7279\u5316\u306e\u8a3a\u65ad\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306a\u3069\u306f\u3001\u30dd\u30fc\u30c8\u306e\u4f7f\u7528\u72b6\u6cc1\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u8a73\u7d30\u3001\u7d4c\u8def\u306e\u54c1\u8cea\u3001\u304a\u3088\u3073\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u76f8\u4e92\u4f5c\u7528\u3092\u7167\u5408\u3057\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30c4\u30fc\u30eb\u306f\u3001\u6301\u7d9a\u7684\u306a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u969c\u5bb3\u3001\u304a\u3088\u3073\u7570\u5e38\u306a\u6319\u52d5\u3092\u793a\u3059\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30b9\u30bf\u30c3\u30af\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u7279\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a73\u7d30\u306a\u8a3a\u65ad\u306b\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u7d99\u7d9a\u7684\u306a\u30c6\u30b9\u30c8\u3084\u904e\u53bb\u306e\u50be\u5411\uff08\u30c8\u30ec\u30f3\u30c9\uff09\u306e\u5206\u6790\u304c\u542b\u307e\u308c\u3001\u65ad\u7d9a\u7684\u307e\u305f\u306f\u6642\u9593\u306b\u4f9d\u5b58\u3059\u308b\u7570\u5e38\u306b\u3064\u3044\u3066\u306e\u30a4\u30f3\u30b5\u30a4\u30c8\u3092\u4e0e\u3048\u3066\u304f\u308c\u307e\u3059\u3002 \u4e00\u5143\u5316\u3055\u308c\u305f\u30ed\u30b0\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u304a\u3088\u3073\u30ec\u30dd\u30fc\u30c6\u30a3\u30f3\u30b0\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408\u306b\u3088\u308a\u3001\u5168\u4f53\u7684\u306a\u76e3\u8996\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u76e3\u67fb\u304c\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u307e\u3059\u3002 \u8a3a\u65ad\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u306f\u5e38\u306b\u6700\u65b0\u306e\u72b6\u614b\u306b\u4fdd\u3061\u3001\u7d44\u7e54\u56fa\u6709\u306e\u6280\u8853\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-snmp-and-management-tools\">SNMP\u3068\u7ba1\u7406\u30c4\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">SNMP\uff08Simple Network Management Protocol\uff09\u30c4\u30fc\u30eb\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u30b9\u30c6\u30fc\u30bf\u30b9\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3001\u96c6\u7d04\u3057\u3001\u63d0\u793a\u3057\u307e\u3059\u3002 SNMP\u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3068\u76e3\u8996\u30c0\u30c3\u30b7\u30e5\u30dc\u30fc\u30c9\u306b\u3088\u308a\u3001\u30a2\u30c3\u30d7\u30bf\u30a4\u30e0\u3001\u5e2f\u57df\u5e45\u306e\u4f7f\u7528\u72b6\u6cc1\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u5065\u5168\u6027\u3001\u30a8\u30e9\u30fc\u72b6\u614b\u306e\u4e00\u5143\u7684\u306a\u53ef\u8996\u5316\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u65e5\u5e38\u7684\u306a\u76e3\u8996\u3068\u8fc5\u901f\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u4e21\u65b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65b0\u306eSNMP\u30d9\u30fc\u30b9\u306e\u7ba1\u7406\u30b9\u30a4\u30fc\u30c8\u306b\u306f\u3001\u30c8\u30dd\u30ed\u30b8\u30fc\u30d3\u30e5\u30fc\u3001\u30a2\u30e9\u30fc\u30c8\u30b7\u30b9\u30c6\u30e0\u3001\u81ea\u52d5\u5316\u3055\u308c\u305f\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u304c\u7d71\u5408\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u591a\u304f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u904b\u7528\u30c1\u30fc\u30e0\u306e\u52b9\u7387\u3092\u9ad8\u3081\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u624b\u52d5\u3067\u306e\u76e3\u8996\u304c\u975e\u73fe\u5b9f\u7684\u3068\u306a\u308b\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u898f\u6a21\u306b\u304a\u3044\u3066\u7279\u306b\u4fa1\u5024\u3092\u767a\u63ee\u3057\u307e\u3059\u3002 \u30c4\u30fc\u30eb\u306e\u6a5f\u80fd\u306b\u95a2\u3059\u308b\u5b9a\u671f\u7684\u306a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3084\u3001\u4ed6\u306eIT\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408\u306b\u3088\u308a\u3001\u6700\u9069\u306a\u4f7f\u7528\u3068\u5bfe\u5fdc\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-aiops-tools\">AIOps\u30c4\u30fc\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.selector.ai\/blog\/aiops-in-2025-4-components-and-4-key-capabilities\/\">AIOps\uff08IT\u904b\u7528\u306e\u305f\u3081\u306e\u4eba\u5de5\u77e5\u80fd\uff09<\/a>\u30c4\u30fc\u30eb\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u6280\u8853\u3092\u7528\u3044\u3066\u3001\u81ea\u52d5\u307e\u305f\u306f\u6700\u5c0f\u9650\u306e\u4eba\u7684\u4ecb\u5165\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u554f\u984c\u3092\u691c\u77e5\u3001\u8a3a\u65ad\u3001\u89e3\u6c7a\u3057\u307e\u3059\u3002 \u30ed\u30b0\u3001SNMP\u30c7\u30fc\u30bf\u3001\u30d5\u30ed\u30fc\u30ec\u30b3\u30fc\u30c9\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c8\u30ec\u30fc\u30b9\u306a\u3069\u306e\u8907\u6570\u306e\u30bd\u30fc\u30b9\u304b\u3089\u30c6\u30ec\u30e1\u30c8\u30ea\u3092\u53d6\u308a\u8fbc\u307f\u3001\u30d1\u30bf\u30fc\u30f3\u8a8d\u8b58\u3092\u9069\u7528\u3057\u3066\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u4f4e\u4e0b\u3084\u7570\u5e38\u306a\u6319\u52d5\u306e\u521d\u671f\u5146\u5019\u3092\u7279\u5b9a\u3057\u307e\u3059\u3002 \u30eb\u30fc\u30eb\u30d9\u30fc\u30b9\u306e\u30b7\u30b9\u30c6\u30e0\u3068\u306f\u7570\u306a\u308a\u3001AIOps\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306f\u5909\u5316\u3059\u308b\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306b\u9069\u5fdc\u3057\u3001\u904e\u53bb\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304b\u3089\u5b66\u7fd2\u3057\u3066\u5c06\u6765\u306e\u691c\u77e5\u7cbe\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">AIOps\u30c4\u30fc\u30eb\u306f\u3001\u624b\u52d5\u3067\u306e\u76e3\u8996\u304c\u8ffd\u3044\u3064\u304b\u306a\u3044\u5927\u898f\u6a21\u74b0\u5883\u3084\u6975\u3081\u3066\u52d5\u7684\u306a\u74b0\u5883\u306b\u304a\u3044\u3066\u7279\u306b\u6709\u52b9\u3067\u3059\u3002 \u6f5c\u5728\u7684\u306a\u969c\u5bb3\u3092\u4e88\u6e2c\u3057\u3001\u30d0\u30e9\u30d0\u30e9\u306a\u30a2\u30e9\u30fc\u30c8\u3092\u7d71\u4e00\u3055\u308c\u305f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u76f8\u95a2\u3065\u3051\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u8fc2\u56de\u3084\u30b5\u30fc\u30d3\u30b9\u306e\u518d\u8d77\u52d5\u3068\u3044\u3063\u305f\u81ea\u52d5\u5fdc\u7b54\u3092\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u3053\u3068\u3067\u3001\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u30a2\u30e9\u30fc\u30c8\u75b2\u308c\u3092\u8efd\u6e1b\u3057\u3001\u30d3\u30b8\u30cd\u30b9\u3078\u306e\u5f71\u97ff\u5ea6\u306b\u5fdc\u3058\u3066\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u512a\u5148\u9806\u4f4d\u3092\u4ed8\u3051\u3001\u6839\u672c\u539f\u56e0\u3092\u8868\u9762\u5316\u3055\u305b\u308b\u80fd\u529b\u306b\u3088\u308a\u3001\u554f\u984c\u89e3\u6c7a\u304c\u52a0\u901f\u3057\u3001\u4eba\u9593\u306e\u30aa\u30da\u30ec\u30fc\u30bf\u30fc\u306f\u3088\u308a\u6226\u7565\u7684\u306a\u30bf\u30b9\u30af\u306b\u5c02\u5ff5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-best-practices-that-prevent-and-accelerate-troubleshooting-nbsp\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u672a\u7136\u306b\u9632\u304e\u3001\u52a0\u901f\u3055\u305b\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-1-start-at-the-lowest-layer-and-define-scope-before-acting\">1. \u6700\u4e0b\u5c64\u304b\u3089\u958b\u59cb\u3057\u3001\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8d77\u3053\u3059\u524d\u306b\u5f71\u97ff\u7bc4\u56f2\u3092\u5b9a\u7fa9\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306f\u3001\u4e0a\u4f4d\u306b\u9032\u3080\u524d\u306b\u3001OSI\u53c2\u7167\u30e2\u30c7\u30eb\u306e\u6700\u4e0b\u5c64\uff08\u901a\u5e38\u306f\u7269\u7406\u5c64\uff09\u304b\u3089\u958b\u59cb\u3059\u308b\u3053\u3068\u3067\u3059\u3002 \u306a\u305c\u306a\u3089\u3001\u591a\u304f\u306e\u554f\u984c\u304c\u7269\u7406\u7684\u306a\u63a5\u7d9a\u3001\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3001\u307e\u305f\u306f\u30c7\u30d0\u30a4\u30b9\u306e\u96fb\u6e90\u72b6\u614b\u306b\u8d77\u56e0\u3057\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002 \u307e\u305a\u3053\u308c\u3089\u306e\u57fa\u672c\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u89e3\u6c7a\u7b56\u304c\u5358\u7d14\u3067\u3042\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u8907\u96d1\u306a\u5206\u6790\u306b\u52b4\u529b\u3092\u6d6a\u8cbb\u3059\u308b\u306e\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e9\u671f\u306b\u5f71\u97ff\u7bc4\u56f2\uff08\u30b9\u30b3\u30fc\u30d7\uff09\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3082\u540c\u69d8\u306b\u91cd\u8981\u3067\u3059\u3002 \u30c1\u30fc\u30e0\u306f\u3001\u8a3a\u65ad\u306b\u6df1\u304f\u5165\u308a\u8fbc\u3080\u524d\u306b\u3001\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u304b\u3092\u660e\u78ba\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u5f71\u97ff\u7bc4\u56f2\u3092\u7406\u89e3\u3057\u306a\u3044\u307e\u307e\u65e9\u307e\u3063\u3066\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3046\u3068\u3001\u4f5c\u696d\u306e\u91cd\u8907\u3001\u554f\u984c\u306e\u898b\u843d\u3068\u3057\u3001\u307e\u305f\u306f\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u306a\u3044\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u65ad\u3092\u62db\u304f\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002 \u30dc\u30c8\u30e0\u30a2\u30c3\u30d7\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3068\u6b63\u78ba\u306a\u30b9\u30b3\u30fc\u30d7\u8a2d\u5b9a\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u52b4\u529b\u304c\u7684\u78ba\u306b\u96c6\u4e2d\u3057\u3001\u89e3\u6c7a\u307e\u3067\u306e\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-2-establish-baselines-and-golden-signals-for-key-services\">2. \u4e3b\u8981\u306a\u30b5\u30fc\u30d3\u30b9\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u30b4\u30fc\u30eb\u30c7\u30f3\u30b7\u30b0\u30ca\u30eb\u3092\u78ba\u7acb\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u30b4\u30fc\u30eb\u30c7\u30f3\u30b7\u30b0\u30ca\u30eb\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u306f\u65e5\u5e38\u7684\u306a\u5909\u52d5\u3068\u5b9f\u969b\u306e\u554f\u984c\u3068\u3092\u533a\u5225\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306f\u3001\u6a19\u6e96\u7684\u306a\u904b\u7528\u74b0\u5883\u4e0b\u3067\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3001\u30a8\u30e9\u30fc\u7387\u3068\u3044\u3063\u305f\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u78ba\u7acb\u3055\u308c\u307e\u3059\u3002 \u30b4\u30fc\u30eb\u30c7\u30f3\u30b7\u30b0\u30ca\u30eb\u3068\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30ec\u30a4\u30c6\u30f3\u30b7\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u30a8\u30e9\u30fc\u3001\u30b5\u30c1\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff08\u98fd\u548c\u72b6\u614b\uff09\u306a\u3069\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5065\u5168\u6027\u3092\u6700\u3082\u76f4\u63a5\u7684\u306b\u53cd\u6620\u3059\u308b\u5c11\u6570\u306e\u91cd\u8981\u306a\u6307\u6a19\u306e\u30bb\u30c3\u30c8\u3092\u6307\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u6e96\u304c\u3057\u3063\u304b\u308a\u3068\u78ba\u7acb\u3055\u308c\u3066\u3044\u308c\u3070\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30c1\u30fc\u30e0\u306f\u9038\u8131\u3092\u8fc5\u901f\u306b\u767a\u898b\u3057\u3001\u6700\u3082\u91cd\u8981\u306a\u30a2\u30e9\u30fc\u30c8\u3092\u512a\u5148\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30c7\u30fc\u30bf\u3092\u3053\u308c\u3089\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u8abf\u67fb\u306e\u65b9\u5411\u6027\u304c\u5b9a\u307e\u308a\u3001\u4fee\u6b63\u3084\u5909\u66f4\u306b\u3088\u308b\u5f71\u97ff\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002 \u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u5b9a\u671f\u7684\u306b\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067\u3001\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3084\u30ef\u30fc\u30af\u30ed\u30fc\u30c9\u306e\u8981\u6c42\u306e\u9032\u5316\u306b\u5408\u308f\u305b\u3066\u3001\u76e3\u8996\u306e\u671f\u5f85\u5024\uff08\u3057\u304d\u3044\u5024\uff09\u3082\u78ba\u5b9f\u306b\u9032\u5316\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-3-time-synchronize-devices-and-tooling-ntp-ptp\">3. \u30c7\u30d0\u30a4\u30b9\u3068\u30c4\u30fc\u30eb\u306e\u6642\u523b\u540c\u671f\uff08NTP\/PTP\uff09<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u3068\u5206\u6790\u30c4\u30fc\u30eb\u9593\u306e\u6b63\u78ba\u306a\u6642\u523b\u540c\u671f\u306f\u3001\u52b9\u679c\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002 NTP\uff08Network Time Protocol\uff09\u307e\u305f\u306fPTP\uff08Precision Time Protocol\uff09\u306f\u3001\u30ed\u30b0\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u30ad\u30e3\u30d7\u30c1\u30e3\u3055\u308c\u305f\u30d1\u30b1\u30c3\u30c8\u30d5\u30ed\u30fc\u306b\u6b63\u3057\u3044\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u304c\u8a18\u9332\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u5206\u6563\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3067\u306e\u30a4\u30d9\u30f3\u30c8\u306e\u6b63\u78ba\u306a\u76f8\u95a2\u95a2\u4fc2\u3092\u628a\u63e1\u3067\u304d\u3001\u6839\u672c\u539f\u56e0\u5206\u6790\u3084\u5c65\u6b74\u30c7\u30fc\u30bf\u306e\u6bd4\u8f03\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6642\u8a08\u304c\u540c\u671f\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30c1\u30fc\u30e0\u304c\u305a\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u8a18\u9332\u304b\u3089\u8aa4\u3063\u305f\u7d50\u8ad6\u3092\u5c0e\u304d\u51fa\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30de\u30eb\u30c1\u30c7\u30d0\u30a4\u30b9\u3084\u30af\u30ed\u30b9\u30b5\u30a4\u30c8\uff08\u8907\u6570\u62e0\u70b9\uff09\u74b0\u5883\u3067\u306e\u554f\u984c\u8a3a\u65ad\u306f\u307b\u307c\u4e0d\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002 \u6642\u523b\u540c\u671f\u30b7\u30b9\u30c6\u30e0\u3092\u5b9a\u671f\u7684\u306b\u691c\u8a3c\u30fb\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u6642\u9593\u306e\u30ba\u30ec\uff08\u30c9\u30ea\u30d5\u30c8\uff09\u3092\u9632\u304e\u3001\u30c7\u30fc\u30bf\u306e\u6574\u5408\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002 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class=\"wp-block-paragraph\">\u6700\u65b0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30dd\u30ed\u30b8\u30fc\u56f3\u3001\u30a4\u30f3\u30d9\u30f3\u30c8\u30ea\u3001\u304a\u3088\u3073IP\u30a2\u30c9\u30ec\u30b9\u7ba1\u7406\uff08IPAM\uff09\u306e\u30ec\u30b3\u30fc\u30c9\u306f\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u3068\u3063\u3066\u91cd\u8981\u306a\u30ea\u30bd\u30fc\u30b9\u3067\u3059\u3002 \u6b63\u78ba\u306a\u56f3\u9762\u306f\u30c7\u30d0\u30a4\u30b9\u3068\u30bb\u30b0\u30e1\u30f3\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u30ea\u30f3\u30af\u3057\u3066\u3044\u308b\u304b\u3092\u793a\u3057\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u767a\u751f\u6642\u306b\u5f71\u97ff\u3092\u53d7\u3051\u305f\u30d1\u30b9\u3092\u8fc5\u901f\u306b\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 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\u4e00\u822c\u7684\u306a\u30c1\u30a7\u30c3\u30af\u3092\u81ea\u52d5\u5316\u3057\u3001\u8a3c\u62e0\uff08\u30a8\u30d3\u30c7\u30f3\u30b9\uff09\u3092\u4e00\u8cab\u3057\u3066\u8a18\u9332\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u65e5\u5e38\u7684\u306a\u8a3a\u65ad\u30c1\u30a7\u30c3\u30af\u3092\u81ea\u52d5\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30bb\u30b9\u304c\u52a0\u901f\u3057\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3088\u308a\u9ad8\u5ea6\u3067\u8907\u96d1\u306a\u554f\u984c\u89e3\u6c7a\u306b\u96c6\u4e2d\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u30b9\u30af\u30ea\u30d7\u30c8\u5316\u3055\u308c\u305f\u30c4\u30fc\u30eb\u306f\u3001\u57fa\u672c\u7684\u306a\u63a5\u7d9a\u30c6\u30b9\u30c8\u3001\u30ed\u30b0\u53ce\u96c6\u3001\u69cb\u6210\u306e\u691c\u8a3c\u3092\u8fc5\u901f\u304b\u3064\u53cd\u5fa9\u53ef\u80fd\u306b\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u304a\u3051\u308b\u3070\u3089\u3064\u304d\u304c\u6e1b\u5c11\u3057\u3001\u6839\u672c\u539f\u56e0\u5206\u6790\u306e\u4e00\u8cab\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u8cab\u3057\u305f\u8a3c\u62e0\u306e\u8a18\u9332\u306b\u306f\u3001\u30ed\u30b0\u30d5\u30a1\u30a4\u30eb\u3001\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8\u3001\u304a\u3088\u3073\u69cb\u6210\u306e\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u306e\u305f\u3081\u306e\u6a19\u6e96\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u542b\u307e\u308c\u307e\u3059\u3002 \u3053\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306f\u3001\u4e8b\u5f8c\u5206\u6790\uff08\u30dd\u30b9\u30c8\u30e2\u30fc\u30c6\u30e0\uff09\u30ec\u30d3\u30e5\u30fc\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u76e3\u67fb\u3001\u304a\u3088\u3073\u30c1\u30fc\u30e0\u5185\u306e\u30ca\u30ec\u30c3\u30b8\u8ee2\u9001\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 \u8a3a\u65ad\u3068\u8a3c\u62e0\u53ce\u96c6\u306e\u4e21\u65b9\u3092\u81ea\u52d5\u5316\u3059\u308b\u7d71\u5408\u30c4\u30fc\u30eb\u306f\u3001\u8abf\u67fb\u3092\u52b9\u7387\u5316\u3057\u3001\u5c06\u6765\u306e\u53c2\u7167\u7528\u306b\u3088\u308a\u512a\u308c\u305f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u5bfe\u5fdc\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-6-use-a-b-comparisons-with-known-good-references\">6. \u6b63\u5e38\u3068\u308f\u304b\u3063\u3066\u3044\u308b\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3092\u7528\u3044\u305fA\/B\u6bd4\u8f03<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u969c\u5bb3\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u74b0\u5883\u3092\u3001\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u69cb\u6210\u3001\u6700\u8fd1\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3001\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u306a\u3044\u30c7\u30d0\u30a4\u30b9\u306a\u3069\u3001\u6b63\u5e38\u3067\u3042\u308b\u3068\u308f\u304b\u3063\u3066\u3044\u308b\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3068\u6bd4\u8f03\u3059\u308b\u3053\u3068\u3067\u3001\u91cd\u8981\u306a\u5dee\u7570\u304c\u6d6e\u304d\u5f6b\u308a\u306b\u306a\u308a\u3001\u969c\u5bb3\u306e\u5207\u308a\u5206\u3051\u304c\u30b9\u30d4\u30fc\u30c9\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002 A\/B\u6bd4\u8f03\u306f\u3001\u308f\u305a\u304b\u306a\u8a2d\u5b9a\u30df\u30b9\u3084\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u4e0d\u4e00\u81f4\u304c\u6839\u672c\u539f\u56e0\u3067\u3042\u308b\u5834\u5408\u306b\u52b9\u679c\u7684\u3067\u3059\u3002 \u3053\u306e\u624b\u6cd5\u306f\u3001\u6a19\u6e96\u5316\u3055\u308c\u305f\u74b0\u5883\u3084\u3001\u65ad\u7d9a\u7684\u306a\u554f\u984c\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u969b\u306b\u7279\u306b\u6709\u7528\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u983c\u3067\u304d\u308b\u6bd4\u8f03\u3092\u884c\u3046\u305f\u3081\u306b\u306f\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u6700\u65b0\u306e\u300c\u30b4\u30fc\u30eb\u30c7\u30f3\u30a4\u30e1\u30fc\u30b8\u300d\u3084\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u30ed\u30b0\u3092\u78ba\u7acb\u3057\u3001\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002 \u81ea\u52d5\u5316\u3055\u308c\u305f\u5909\u66f4\u306e\u8ffd\u8de1\u3068\u691c\u8a3c\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u3088\u308a\u3001\u30c1\u30fc\u30e0\u306f\u9038\u8131\u306b\u6c17\u3065\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u6b63\u5e38\u306a\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u306b\u5bfe\u3059\u308b\u5b9a\u671f\u7684\u306a\u30c6\u30b9\u30c8\u3084\u3001\u66f4\u65b0\u624b\u9806\u306e\u6587\u66f8\u5316\u306f\u3001\u8fc5\u901f\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u306b\u304a\u3051\u308b\u3053\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u4fa1\u5024\u3092\u4e00\u5c64\u9ad8\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-7-implement-escalation-pathways-and-maintain-runbooks\">7. \u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u7d4c\u8def\u3092\u5b9f\u88c5\u3057\u3001\u30e9\u30f3\u30d6\u30c3\u30af\u3092\u4fdd\u5b88\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u660e\u78ba\u306a\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u7d4c\u8def\u3092\u8a2d\u3051\u308b\u3053\u3068\u3067\u3001\u8907\u96d1\u307e\u305f\u306f\u5f71\u97ff\u306e\u5927\u304d\u3044\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u304c\u7d44\u7e54\u5185\u306e\u9069\u5207\u306a\u5c02\u9580\u5bb6\u3078\u8fc5\u901f\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u30b3\u30df\u30e5\u30cb\u30b1\u30fc\u30b7\u30e7\u30f3\u8a08\u753b\u3068\u3068\u3082\u306b\u30a8\u30b9\u30ab\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u660e\u78ba\u306a\u3057\u304d\u3044\u5024\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u3067\u3001\u6642\u9593\u306e\u7121\u99c4\u3068\u4f5c\u696d\u306e\u91cd\u8907\u3092\u9632\u304e\u307e\u3059\u3002 \u30e9\u30f3\u30d6\u30c3\u30af\uff08\u8a73\u7d30\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30ac\u30a4\u30c9\uff09\u306f\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u30bf\u30a4\u30d7\u3084\u5f71\u97ff\u3092\u53d7\u3051\u308b\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306b\u57fa\u3065\u3044\u305f\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u6307\u793a\u3092\u63d0\u4f9b\u3057\u3001\u4e00\u8cab\u6027\u306e\u3042\u308b\u52b9\u679c\u7684\u306a\u5bfe\u5fdc\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30e9\u30f3\u30d6\u30c3\u30af\u3092\u4fdd\u5b88\u304a\u3088\u3073\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067\u3001\u73fe\u5728\u306e\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3001\u30c4\u30fc\u30eb\u30bb\u30c3\u30c8\u3001\u304a\u3088\u3073\u4eba\u54e1\u304c\u78ba\u5b9f\u306b\u53cd\u6620\u3055\u308c\u307e\u3059\u3002 \u30c1\u30fc\u30e0\u306f\u3001\u5b9f\u969b\u306e\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u5f8c\u306b\u3053\u308c\u3089\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u5b9a\u671f\u7684\u306b\u30ec\u30d3\u30e5\u30fc\u3057\u3066\u6d17\u7df4\u3055\u305b\u3001\u5f97\u3089\u308c\u305f\u6559\u8a13\u3084\u5bfe\u5fdc\u8005\u304b\u3089\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u7d44\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u7d99\u7d9a\u7684\u306a\u6539\u5584\u30b5\u30a4\u30af\u30eb\u306b\u3088\u308a\u3001\u89e3\u6c7a\u6642\u9593\u304c\u6700\u5c0f\u5316\u3055\u308c\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306b\u5bfe\u3059\u308b\u7d44\u7e54\u306e\u30ec\u30b8\u30ea\u30a8\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-ai-driven-network-troubleshooting-with-selector\">Selector\u306b\u3088\u308bAI\u4e3b\u5c0e\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65b0\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u304a\u3088\u3073\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u5168\u4f53\u3067\u81a8\u5927\u306a\u91cf\u306e\u30c6\u30ec\u30e1\u30c8\u30ea\u3092\u751f\u6210\u3057\u307e\u3059\u3002 \u5f93\u6765\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u624b\u6cd5\u3067\u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u624b\u4f5c\u696d\u3067\u8907\u6570\u306e\u30c4\u30fc\u30eb\u3092\u307e\u305f\u3044\u3067\u30ed\u30b0\u3001\u30e1\u30c8\u30ea\u30af\u30b9\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u30c8\u30dd\u30ed\u30b8\u30fc\u60c5\u5831\u3092\u76f8\u95a2\u5206\u6790\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u8abf\u67fb\u306e\u9045\u308c\u3084\u5e73\u5747\u5fa9\u65e7\u6642\u9593\uff08MTTR\uff09\u306e\u5897\u52a0\u3092\u62db\u3044\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selector\u306f\u3001\u74b0\u5883\u5168\u4f53\u304b\u3089\u904b\u7528\u30b7\u30b0\u30ca\u30eb\u3092\u53d6\u308a\u8fbc\u307f\u3001\u305d\u308c\u3089\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u7d71\u5408\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001AIOps\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u9069\u7528\u3057\u307e\u3059\u3002 \u30a4\u30d9\u30f3\u30c8\u3092\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306e\u4f9d\u5b58\u95a2\u4fc2\u3084\u30c8\u30dd\u30ed\u30b8\u30fc\u95a2\u4fc2\u3068\u76f8\u95a2\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u30c1\u30fc\u30e0\u304c\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u306e\u304b\u3001\u305d\u3057\u3066\u3069\u3053\u304b\u3089\u8abf\u67fb\u3092\u59cb\u3081\u308b\u3079\u304d\u304b\u3092\u8fc5\u901f\u306b\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u306a\u6a5f\u80fd\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u4fdd\u6301\u3057\u305f\u76f8\u95a2\u5206\u6790<\/strong>: Selector\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u95a2\u4fc2\u6027\u3092\u4fdd\u6301\u3057\u305f\u307e\u307e\u3001\u30a2\u30e9\u30fc\u30c8\u3001\u30e1\u30c8\u30ea\u30af\u30b9\u3001\u30ed\u30b0\u3001\u8a2d\u5b9a\u5909\u66f4\u3001\u30c8\u30dd\u30ed\u30b8\u30fc\u30c7\u30fc\u30bf\u3092\u76f8\u95a2\u5206\u6790\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u904b\u7528\u30c1\u30fc\u30e0\u306f\u5f93\u6765\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3088\u308a\u3082\u65e9\u304f\u3001\u53ef\u80fd\u6027\u306e\u9ad8\u3044\u6839\u672c\u539f\u56e0\u3068\u5f71\u97ff\u3092\u53d7\u3051\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u3092\u7279\u5b9a\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u904b\u7528\u306e\u305f\u3081\u306e\u30c7\u30b8\u30bf\u30eb\u30c4\u30a4\u30f3<\/strong>: Selector\u306f\u3001\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7d4c\u8def\u3001\u30b5\u30fc\u30d3\u30b9\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u53cd\u6620\u3057\u305f\u3001\u904b\u7528\u74b0\u5883\u306e\u7d99\u7d9a\u7684\u306b\u66f4\u65b0\u3055\u308c\u308b\u30e2\u30c7\u30eb\u3092\u7dad\u6301\u3057\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u30c1\u30fc\u30e0\u306f\u969c\u5bb3\u304c\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306b\u3069\u306e\u3088\u3046\u306b\u4f1d\u64ad\u3059\u308b\u304b\u3092\u53ef\u8996\u5316\u3057\u3001\u5b9f\u88c5\u3059\u308b\u524d\u306b\u6f5c\u5728\u7684\u306a\u5909\u66f4\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30a2\u30e9\u30fc\u30c8\u30ce\u30a4\u30ba\u306e\u524a\u6e1b\u3068\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u512a\u5148\u9806\u4f4d\u4ed8\u3051<\/strong>: \u95a2\u9023\u3059\u308b\u30a2\u30e9\u30fc\u30c8\u3092\u30b0\u30eb\u30fc\u30d7\u5316\u3057\u3001\u5197\u9577\u306a\u30b7\u30b0\u30ca\u30eb\u3092\u6291\u5236\u3059\u308b\u3053\u3068\u3067\u3001Selector\u306f\u30a2\u30e9\u30fc\u30c8\u75b2\u308c\u3092\u8efd\u6e1b\u3057\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306b\u7d50\u3073\u3064\u3044\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u6700\u3082\u9ad8\u3044\u30a4\u30d9\u30f3\u30c8\u3092\u8868\u9762\u5316\u3055\u305b\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u81ea\u7136\u8a00\u8a9e\u306b\u3088\u308b\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u5206\u6790<\/strong>: Selector\u306eCopilot\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306fSlack\u3084Microsoft Teams\u306a\u3069\u306e\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u901a\u3058\u3001\u65e5\u5e38\u7684\u306a\u8a00\u8449\uff08\u81ea\u7136\u8a00\u8a9e\uff09\u3067\u904b\u7528\u30c7\u30fc\u30bf\u306b\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002 \u30c1\u30fc\u30e0\u306f\u3001\u8907\u6570\u306e\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u3092\u624b\u52d5\u3067\u691c\u7d22\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3001\u4f9d\u5b58\u95a2\u4fc2\u3001\u30c6\u30ec\u30e1\u30c8\u30ea\u3092\u8fc5\u901f\u306b\u63a2\u7d22\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li><strong>\u30af\u30ed\u30b9\u30c9\u30e1\u30a4\u30f3\u306e\u53ef\u8996\u6027<\/strong>: Selector\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30af\u30e9\u30a6\u30c9\u306e\u5404\u30c9\u30e1\u30a4\u30f3\u306b\u307e\u305f\u304c\u308b\u30b7\u30b0\u30ca\u30eb\u3092\u76f8\u95a2\u5206\u6790\u3057\u307e\u3059\u3002 \u3053\u306e\u7d71\u5408\u3055\u308c\u305f\u30d3\u30e5\u30fc\u306b\u3088\u308a\u3001\u30c1\u30fc\u30e0\u306f\u5404\u30c9\u30e1\u30a4\u30f3\u3092\u500b\u5225\u306b\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u5305\u62ec\u7684\u306b\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u3092\u8abf\u67fb\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6839\u672c\u539f\u56e0\u306e\u8abf\u67fb\u3092\u52a0\u901f\u3057\u3001\u904b\u7528\u4e0a\u306e\u30ce\u30a4\u30ba\u3092\u524a\u6e1b\u3059\u308b\u3053\u3068\u3067\u3001Selector\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c1\u30fc\u30e0\u304c\u4e8b\u5f8c\u5bfe\u5fdc\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304b\u3089\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\uff08\u5148\u56de\u308a\uff09\u306a\u904b\u7528\u3078\u3068\u79fb\u884c\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4fe1\u983c\u6027\u306e\u5411\u4e0a\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306e\u524a\u6e1b\u3001\u305d\u3057\u3066\u8907\u96d1\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u306e\u3088\u308a\u8fc5\u901f\u306a\u89e3\u6c7a\u304c\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selector\u306f\u3001\u7d44\u7e54\u304c\u30ec\u30ac\u30b7\u30fc\u306a\u8907\u96d1\u3055\u3092\u4e57\u308a\u8d8a\u3048\u3001\u900f\u660e\u6027\u3001\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30b9\u3001\u305d\u3057\u3066\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306e\u5411\u4e0a\u3078\u3068\u5411\u304b\u3046\u624b\u52a9\u3051\u3092\u3057\u3066\u3044\u307e\u3059\u3002 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u904b\u7528\u306e\u305f\u3081\u306e\u30aa\u30d6\u30b6\u30fc\u30d0\u30d3\u30ea\u30c6\u30a3\u3068AI\u306e\u6b21\u306e\u5c55\u958b\u3092\u3001\u4e00\u8db3\u65e9\u304f\u4f53\u9a13\u3057\u307e\u3057\u3087\u3046\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.linkedin.com\/newsletters\/selector-insights-7384641975427403776\/\">\u30cb\u30e5\u30fc\u30b9\u30ec\u30bf\u30fc\u306b\u767b\u9332<\/a>\u3057\u3066\u3001\u6700\u65b0\u306e\u30a4\u30f3\u30b5\u30a4\u30c8\u3001\u88fd\u54c1\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3001\u696d\u754c\u306e\u52d5\u5411\u3092\u53d7\u3051\u53d6\u308b\u3002<\/li>\n\n\n\n<li><a href=\"http:\/\/youtube.com\/channel\/UCIJZPkOuyAuU5rqULsvrk1g\">YouTube\u30c1\u30e3\u30f3\u30cd\u30eb\u3092\u30d5\u30a9\u30ed\u30fc<\/a>\u3057\u3066\u3001\u30c7\u30e2\u3001\u5c02\u9580\u5bb6\u306e\u5bfe\u8ac7\u3001\u30a4\u30d9\u30f3\u30c8\u306e\u632f\u308a\u8fd4\u308a\u3092\u8996\u8074\u3059\u308b\u3002<\/li>\n\n\n\n<li><a href=\"https:\/\/www.linkedin.com\/company\/selectorai\/about\/\">LinkedIn\u3067\u3064\u306a\u304c\u308b<\/a>\u3053\u3068\u3067\u3001\u30bd\u30fc\u30c8\u30ea\u30fc\u30c0\u30fc\u30b7\u30c3\u30d7\u3084\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u6700\u65b0\u60c5\u5831\u3092\u5f97\u308b\u3002<\/li>\n\n\n\n<li><a href=\"https:\/\/x.com\/selectorai\">X\uff08\u65e7Twitter\uff09\u3067\u306e\u4f1a\u8a71\u306b\u53c2\u52a0<\/a>\u3057\u3066\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u89e3\u8aac\u3084\u88fd\u54c1\u30cb\u30e5\u30fc\u30b9\u3092\u5165\u624b\u3059\u308b\u3002<\/li>\n<\/ul>\n<\/div><\/div>\n","protected":false},"featured_media":16680,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"_uag_custom_page_level_css":"","_links_to":"","_links_to_target":""},"learning_center_category":[333],"class_list":["post-16679","learning-center","type-learning-center","status-publish","has-post-thumbnail","hentry","learning_center_category-network-troubleshooting"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.5 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a\u6307\u6a19\u3001\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u305d\u3057\u306610\u30b9\u30c6\u30c3\u30d7\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8 - Selector<\/title>\n<meta name=\"description\" content=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u63a5\u7d9a\u306e\u554f\u984c\u3092\u7279\u5b9a\u3057\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002 \u7269\u7406\u7684\u306a\u78ba\u8a8d\uff08\u30b1\u30fc\u30d6\u30eb\u3084\u96fb\u6e90\uff09\u3084\u30c7\u30d0\u30a4\u30b9\u306e\u518d\u8d77\u52d5\u304b\u3089\u59cb\u307e\u308a\u3001ping\u3001ipconfig\u3001nslookup\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3066IP\u3001DNS\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u30eb\u30fc\u30bf\u30fc\u8a2d\u5b9a\u3001ISP\u306e\u969c\u5bb3\u306a\u3069\u3001\u3088\u308a\u6df1\u3044\u554f\u984c\u306b\u5bfe\u51e6\u3057\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u3092\u5fa9\u65e7\u3055\u305b\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.selector.ai\/ja\/learning-center\/network-troubleshooting-metrics-technology-and-10-step-checklist\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a\u6307\u6a19\u3001\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u305d\u3057\u306610\u30b9\u30c6\u30c3\u30d7\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\" \/>\n<meta property=\"og:description\" content=\"\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u63a5\u7d9a\u306e\u554f\u984c\u3092\u7279\u5b9a\u3057\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u4f53\u7cfb\u7684\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002 \u7269\u7406\u7684\u306a\u78ba\u8a8d\uff08\u30b1\u30fc\u30d6\u30eb\u3084\u96fb\u6e90\uff09\u3084\u30c7\u30d0\u30a4\u30b9\u306e\u518d\u8d77\u52d5\u304b\u3089\u59cb\u307e\u308a\u3001ping\u3001ipconfig\u3001nslookup\u306a\u3069\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3092\u7528\u3044\u3066IP\u3001DNS\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u30de\u30eb\u30a6\u30a7\u30a2\u3001\u30eb\u30fc\u30bf\u30fc\u8a2d\u5b9a\u3001ISP\u306e\u969c\u5bb3\u306a\u3069\u3001\u3088\u308a\u6df1\u3044\u554f\u984c\u306b\u5bfe\u51e6\u3057\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u80fd\u3092\u5fa9\u65e7\u3055\u305b\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.selector.ai\/ja\/learning-center\/network-troubleshooting-metrics-technology-and-10-step-checklist\/\" \/>\n<meta property=\"og:site_name\" content=\"Selector\" \/>\n<meta property=\"article:publisher\" 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