{"id":16339,"date":"2022-01-10T10:31:58","date_gmt":"2022-01-10T01:31:58","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=16339"},"modified":"2023-05-28T08:17:42","modified_gmt":"2023-05-27T23:17:42","slug":"%e3%80%90%e3%82%bb%e3%82%ad%e3%83%a5%e3%83%aa%e3%83%86%e3%82%a3%e3%80%91%e3%80%8c%e3%83%8f%e3%83%83%e3%82%ad%e3%83%b3%e3%82%b0%e3%80%8d%e3%81%ae%e6%b5%81%e3%82%8c","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=16339","title":{"rendered":"\u3010\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3011\u300c\u30cf\u30c3\u30ad\u30f3\u30b0\u300d\u306e\u6d41\u308c\uff08\u30b5\u30fc\u30d0\u30fc\u60c5\u5831\u306e\u53ce\u96c6\u304b\u3089\u30d1\u30b9\u30ef\u30fc\u30c9\u30af\u30e9\u30c3\u30ad\u30f3\u30b0\u306a\u3069\uff09"},"content":{"rendered":"<h2>\u4e8b\u524d\u6e96\u5099<\/h2>\n<p>\u4e9b\u7d30\u306a\u60c5\u5831\u3067\u3082\u653b\u6483\u306e\u5f79\u306b\u7acb\u3064\u304b\u3082\u3057\u308c\u306a\u3044\u306e\u3067\u60c5\u5831\u3092\u96c6\u3081\u307e\u304f\u308a\u307e\u3059\u3002\u305d\u306e\u5f8c\u306b\u60c5\u5831\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<h3>\u5075\u5bdf<\/h3>\n<h4>\u516c\u958b\u60c5\u5831\u306e\u53ce\u96c6<\/h4>\n<p>\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u60c5\u5831\u306a\u306e\u3067\u6cd5\u306b\u89e6\u308c\u308b\u3053\u3068\u306f\u306a\u3044\u3067\u3059\u3002\u4f01\u696d\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u3084\u6295\u8cc7\u3092\u3059\u308b\u5834\u5408\u306a\u3069\u306f\u5916\u90e8\u306b\u516c\u958b\u305b\u3056\u308b\u8ca0\u3048\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u3002\u4f01\u696d\u5074\u304b\u3089\u3059\u308c\u3070\u5f93\u696d\u54e1\u306eSNS\u3084\u500b\u4eba\u30d6\u30ed\u30b0\u306a\u3093\u304b\u3082\u6ce8\u610f\u304c\u5fc5\u8981\u306b\u306a\u308b\u3002<\/p>\n<h4>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u60c5\u5831\u306e\u53ce\u96c6<\/h4>\n<h3>\u30b9\u30ad\u30e3\u30cb\u30f3\u30b0<\/h3>\n<p>IP\u30b9\u30d7\u30fc\u30d5\u30a3\u30f3\u30b0\u306f\u4f7f\u3048\u306a\u3044\u306e\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u76e3\u8996\u3092\u884c\u3048\u3070\u5fc5\u305a\u653b\u6483\u8005\u306eIP\u306b\u305f\u3069\u308a\u7740\u304d\u307e\u3059\u3002\u5bfe\u7b56\u3068\u3057\u3066\u306f\u76e3\u8996\u3092\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h4>\u30b5\u30fc\u30d0\u30fc\u60c5\u5831\u306e\u53ce\u96c6<\/h4>\n<p>\u5075\u5bdf\u306b\u3088\u3063\u3066\u5f97\u3089\u308c\u305f\u60c5\u5831\u3092\u5143\u306b\u3001\u5bfe\u8c61\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30b5\u30fc\u30d0\u30fc\u306b\u76f4\u63a5\u30a2\u30af\u30bb\u30b9\u3057\u3066\u60c5\u5831\u53ce\u96c6\u3092\u3057\u307e\u3059\u3002<\/p>\n<h5>\u3088\u304f\u4f7f\u308f\u308c\u308b\u30c4\u30fc\u30eb<\/h5>\n<h6>ping<\/h6>\n<p>ICMP\u3092\u5229\u7528\u3057\u3066\u5bfe\u8c61\u30b5\u30fc\u30d0\u30fc\u306e\u751f\u5b58\u78ba\u8a8d\u3092\u884c\u3048\u307e\u3059\u3002<\/p>\n<h6>ICMP\u3068\u306f\uff1f<\/h6>\n<ul>\n<li class=\"p1\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u5f79\u7acb\u3064\u30d7\u30ed\u30c8\u30b3\u30eb<\/li>\n<li class=\"p1\">\u9001\u4fe1\u5143\u30db\u30b9\u30c8\u3078IP\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u30a8\u30e9\u30fc\u5831\u544a\u306a\u3069\u306e\u5236\u5fa1\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u901a\u77e5\u3059\u308b\u5f79\u5272<\/li>\n<li class=\"p2\"><span class=\"s1\">ICMP<\/span>\u30d1\u30b1\u30c3\u30c8\u306f\u975e\u5e38\u306b\u5c0f\u3055\u3044\u30b5\u30a4\u30ba\u306b\u306a\u308b\u3002<\/li>\n<\/ul>\n<h6>ICMP\u30ea\u30c0\u30a4\u30ec\u30af\u30c8<\/h6>\n<p>\u4eca\u3088\u308a\u9069\u5207\u306a\u7d4c\u8def\u304c\u3042\u308b\u3053\u3068\u3092\u4f1d\u3048\u308bICMP\u30bf\u30a4\u30d75(\u7d4c\u8def\u5909\u66f4\uff09\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<h6>ICMPv6<\/h6>\n<p>IPv6\u3067\u306fIPv4\u306b\u6bd4\u3079\u3066ICMP\u306e\u5f79\u5272\u304c\u975e\u5e38\u306b\u5927\u304d\u304f\u306a\u308b\u3002IPv4\u3067\u306fIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u308b\u306e\u304cARP\u3060\u3063\u305f\u304c\u3001IPv6\u304b\u3089\u306fICMP\u8fd1\u96a3\u63a2\u7d22\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u5909\u66f4\u3055\u308c\u308b\u3002\u3064\u307e\u308a\u3001IPv6\u304b\u3089\u306fARP\u304c\u306a\u304f\u306a\u308aICMP\u304c\u62c5\u5f53\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/p>\n<h5>traceroute(Windows\u306e\u5834\u5408\u306ftracert)<\/h5>\n<p>ICMP\uff08Windows\u306e\u5834\u5408\uff09\u3084UDP\uff08Linux\u306e\u5834\u5408\uff09\u3092\u5229\u7528\u3057\u3066\u5bfe\u8c61\u30b5\u30fc\u30d0\u30fc\u307e\u3067\u306e\u63a5\u7d9a\u7d4c\u8def\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<h5>telnet<\/h5>\n<p>Linux\u306e\u5834\u5408\u306f\u6a19\u6e96\u642d\u8f09\u3001Windows\u306e\u5834\u5408\u306f\u8a2d\u5b9a\u3067\u6709\u52b9\u306b\u3067\u304d\u308b\u3002<\/p>\n<h5>netcat<\/h5>\n<p>\u6c4e\u7528\u306eTCP\/UDP\u63a5\u7d9a\u3092\u884c\u3046\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30c4\u30fc\u30eb\u3067\u3059\u3002Linux\u3001Windows\u3069\u3061\u3089\u3082\u6a19\u6e96\u3067\u4f7f\u3048\u307e\u3059\u3002telnet\u3068\u540c\u3058\u3088\u3046\u306b\u5bfe\u8c61\u30aa\u30fc\u30d7\u30f3\u30dd\u30fc\u30c8\u3078\u306e\u63a5\u7d9a\u306b\u4f7f\u3048\u305f\u308a\u3001\u5f85\u3061\u53d7\u3051\u30dd\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u3066\u5916\u90e8\u304b\u3089\u306e\u63a5\u7d9a\u3092\u8a66\u305b\u308b\u3002<\/p>\n<h5>nmap<\/h5>\n<p>\u30dd\u30fc\u30c8\u30b9\u30ad\u30e3\u30f3\u7528\u306e\u30c4\u30fc\u30eb\u3067\u3059\u3002\u7279\u5b9a\u30dd\u30fc\u30c8\u3067\u52d5\u4f5c\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u7a2e\u985e\u3068\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u691c\u51fa\u3067\u304d\u307e\u3059\u3002OS\u3084\u3001\u305d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306a\u3069\u3082\u691c\u51fa\u3067\u304d\u307e\u3059\u3002<\/p>\n<h5>ICMP\u3067\u306e\u8abf\u67fb\u306b\u3064\u3044\u3066<\/h5>\n<p>ping\u3084\u3001traceroute\u306a\u3069ICMP\u8abf\u67fb\u306f\u653b\u6483\u8005\u306b\u591a\u7528\u3055\u308c\u308b\u3053\u3068\u304b\u3089\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u5916\u90e8\u3068\u306eICMP\u901a\u4fe1\u306f\u5236\u9650\u3057\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u5217\u6319<\/h3>\n<h4>\u96c6\u3081\u305f\u60c5\u5831\u306e\u6574\u7406\u3068\u78ba\u8a8d<\/h4>\n<p>\u653b\u6483\u306b\u4f7f\u3048\u308b\u3082\u306e\u3092\u53ce\u96c6\u3057\u307e\u3059\u3002\u8db3\u308a\u306a\u3044\u5834\u5408\u306f\u518d\u5ea6\u53ce\u96c6\u3057\u307e\u3059\u3002<\/p>\n<h4>\u8106\u5f31\u6027\u60c5\u5831\u306e\u53ce\u96c6<\/h4>\n<p>\u8106\u5f31\u6027\u306b\u95a2\u3059\u308b\u60c5\u5831\u304c\u306a\u3044\u304b\u53ce\u96c6\u3057\u307e\u3059\u3002<\/p>\n<h2>\u653b\u6483<\/h2>\n<h3>\u30a2\u30af\u30bb\u30b9\u6a29\u306e\u53d6\u5f97<\/h3>\n<h4>\u8106\u5f31\u6027\u306b\u5bfe\u3059\u308b\u653b\u6483<\/h4>\n<h4>\u30d1\u30b9\u30ef\u30fc\u30c9\u30af\u30e9\u30c3\u30ad\u30f3\u30b0<\/h4>\n<p>\u77e5\u8b58\u30d9\u30fc\u30b9\u8a8d\u8a3c\u3067\u306f\u3001\u300c\u30a2\u30ab\u30a6\u30f3\u30c8\u300d\u3068\u300c\u30d1\u30b9\u30ef\u30fc\u30c9\u300d\u3069\u3061\u3089\u3082\u308f\u304b\u3063\u305f\u4e0a\u3067\u8a8d\u8a3c\u3092\u7a81\u7834\u3057\u307e\u3059\u3002<\/p>\n<h5>\u30a2\u30ab\u30a6\u30f3\u30c8<\/h5>\n<p>\u30e1\u30fc\u30eb\u30a2\u30c9\u30ec\u30b9\u3092\u7279\u5b9a\u3057\u3066\u5165\u624b\u3057\u307e\u3059\u3002\u300c\u30a2\u30ab\u30a6\u30f3\u30c8\u540d@\u30c9\u30e1\u30a4\u30f3\u300d\u3068\u306a\u3063\u3066\u3044\u308b\u30b1\u30fc\u30b9\u304c\u591a\u3044\u306e\u3067\u3001@\u306e\u524d\u3092\u30a2\u30ab\u30a6\u30f3\u30c8\u540d\u3068\u3057\u3066\u30ed\u30b0\u30a4\u30f3\u3092\u8a66\u307f\u307e\u3059\u3002<\/p>\n<h5>\u30d1\u30b9\u30ef\u30fc\u30c9<\/h5>\n<h6>\u30bd\u30fc\u30b7\u30e3\u30eb\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3092\u4f7f\u3063\u305f\u653b\u6483<\/h6>\n<p>\u30d1\u30b9\u30ef\u30fc\u30c9\u6240\u6709\u8005\u304b\u3089\u63a2\u3057\u51fa\u3059\u3002<\/p>\n<ul>\n<li>\u672c\u4eba\u306b\u76f4\u63a5\u805e\u304f<\/li>\n<li>\u672c\u4eba\u304c\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u3044\u308b\u3068\u3053\u308d\u3092\u76d7\u307f\u898b\u308b\u3002<\/li>\n<li>\u30d1\u30b9\u30ef\u30fc\u30c9\u3092\u30e1\u30e2\u3057\u305f\u7d19\u3092\u76d7\u307f\u51fa\u3059\u3002<\/li>\n<\/ul>\n<h6>\u30aa\u30f3\u30e9\u30a4\u30f3\u653b\u6483<\/h6>\n<h6>\u80fd\u52d5\u7684<\/h6>\n<p>\u7aef\u672b\u306e\u8a8d\u8a3c\u753b\u9762\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u8a66\u3059\u3002\u4ee5\u4e0b\u306e\u7406\u7531\u304b\u3089<span style=\"color: #ff0000;\"><strong>\u3042\u307e\u308a\u4f7f\u308f\u308c\u306a\u3044\u3002<\/strong><\/span><\/p>\n<ul>\n<li>\u6210\u529f\u3057\u3066\u3082\u5931\u6557\u3057\u3066\u3082\u30ed\u30b0\u306b\u6b8b\u308b\u306e\u3067\u898b\u3064\u304b\u308a\u3084\u3059\u3044\u653b\u6483\u306b\u306a\u308b\u3002<\/li>\n<li>IP\u30a2\u30c9\u30ec\u30b9\u3067\u8eab\u30d0\u30ec\u3059\u308b\u3002<\/li>\n<li>\u8a66\u884c\u56de\u6570\u3092\u8d85\u3048\u308b\u3068\u30ed\u30b0\u30a4\u30f3\u3067\u304d\u306a\u304f\u306a\u308b\u30ed\u30c3\u30af\u30a2\u30a6\u30c8\u6a5f\u80fd\u304c\u3042\u308b\u5834\u5408\u304c\u3042\u308b\u3002<\/li>\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u56de\u7dda\u7684\u306a\u901f\u5ea6\u554f\u984c\u304c\u3042\u308b\u3002<\/li>\n<\/ul>\n<h6>\u53d7\u52d5\u7684<\/h6>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u76d7\u8074\u3084\u30de\u30eb\u30a6\u30a7\u30a2\u3092\u4f7f\u3046\u3002<\/p>\n<h6>\u30aa\u30d5\u30e9\u30a4\u30f3\u653b\u6483<\/h6>\n<p>\u30d1\u30b9\u30ef\u30fc\u30c9\u304c\u8a18\u9332\u3055\u308c\u3066\u3044\u308b\u30d5\u30a1\u30a4\u30eb\u3092\u76d7\u307f\u51fa\u3057\u3066\u3001\u30ec\u30a4\u30f3\u30dc\u30fc\u30c6\u30fc\u30d6\u30eb\u653b\u6483\u3092\u884c\u3046\u3002<\/p>\n<h3>\u6a29\u9650\u6607\u683c<\/h3>\n<p>\u30a2\u30af\u30bb\u30b9\u6a29\u306e\u53d6\u5f97\u306b\u6210\u529f\u3057\u305f\u3089\u8106\u5f31\u6027\u304b\u3089\u7ba1\u7406\u8005\u6a29\u9650\u3092\u53d6\u5f97\u3067\u304d\u308b\u304b\u8abf\u67fb\u3057\u307e\u3059\u3002<\/p>\n<h4>\u5bfe\u8c61\u5185\u90e8\u3067\u306e\u60c5\u5831\u53ce\u96c6<\/h4>\n<h4>\u6a29\u9650\u6607\u683c<\/h4>\n<h2>\u5f8c\u51e6\u7406<\/h2>\n<p>Dos\u653b\u6483\u306e\u5834\u5408\u306f\u7279\u306b\u3053\u306e\u51e6\u7406\u306f\u5fc5\u8981\u306a\u3044\u3067\u3059\u3002<\/p>\n<h3>\u30a2\u30af\u30bb\u30b9\u306e\u7dad\u6301<\/h3>\n<h4>\u30d0\u30c3\u30af\u30c9\u30a2\u306e\u4f5c\u6210<\/h4>\n<h4>\u30de\u30eb\u30a6\u30a7\u30a2\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h4>\n<h3>\u75d5\u8de1\u306e\u6d88\u53bb<\/h3>\n<h4>\u30d0\u30c3\u30af\u30c9\u30a2\u306e\u96a0\u853d<\/h4>\n<h4>\u30ed\u30b0\u306e\u6d88\u53bb\u3084\u64cd\u4f5c<\/h4>\n","protected":false},"excerpt":{"rendered":"\u4e8b\u524d\u6e96\u5099 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