{"id":5140,"date":"2025-12-24T22:10:33","date_gmt":"2025-12-24T13:10:33","guid":{"rendered":"https:\/\/matomemopad.com\/?p=5140"},"modified":"2026-01-25T19:52:10","modified_gmt":"2026-01-25T10:52:10","slug":"ccna-%e3%81%be%e3%81%a8%e3%82%81","status":"publish","type":"post","link":"https:\/\/matomemopad.com\/?p=5140","title":{"rendered":"CCNA \u307e\u3068\u3081"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306bCCNA\u30ec\u30d9\u30eb\u306e\u5b66\u7fd2\u5185\u5bb9\u3092\u8a18\u8f09\u3059\u308b\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background:linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 94%,rgb(254,248,76) 100%)\">\u30ec\u30a4\u30e4\u30fc\u30e2\u30c7\u30eb<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b\u592a\u5b57\uff1dTCP\/IP 4\u968e\u5c64\u30e2\u30c7\u30eb\uff08\u73fe\u5728\u306e\u4e3b\u6d41\uff09<br>\u203b\u8ad6\u7406\u30a2\u30c9\u30ec\u30b9\uff1dIP\u30a2\u30c9\u30ec\u30b9 , \u7269\u7406\u30a2\u30c9\u30ec\u30b9\uff1dMAC\u30a2\u30c9\u30ec\u30b9<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><thead><tr><th>OSI\u53c2\u7167\u30e2\u30c7\u30eb<\/th><th>\u8aac\u660e<\/th><\/tr><\/thead><tbody><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff17]<strong> <\/strong><br><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong><\/td><td>(Web)\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9593\u306e\u3084\u308a\u53d6\u308a\uff08Chrome,Outlook\uff09<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff16] <br>\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3<\/td><td>\u30c7\u30fc\u30bf\u306e\u5f62\u5f0f(\u6587\u5b57\u306e\u9001\u308a\u65b9)\u3092\u53d6\u308a\u6c7a\u3081\u3001\u6b63\u5e38\u306b\u8868\u793a\u3055\u305b\u308b\uff08.txt , .jpeg\u2026\uff09<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff15] <br>\u30bb\u30c3\u30b7\u30e7\u30f3<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u9593\u306e\u901a\u4fe1\u8def\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\uff09\u306e\u78ba\u7acb\u304b\u3089\u7d42\u4e86\u307e\u3067\u3002<br>\u203bUTM<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff14]<strong> <\/strong><br><strong>\u30c8\u30e9\u30f3\u30b9\u30dd\u30fc\u30c8<\/strong><\/td><td>\u30d7\u30ed\u30b0\u30e9\u30e0\u9593\u306e\u901a\u4fe1\u3001\u901a\u4fe1\u306e\u5236\u5fa1\u3002\u9001\u308a\u51fa\u3057\u305f\u30c7\u30fc\u30bf\u3092\u5b9b\u5148\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5c4a\u3051\u308b\u3053\u3068\u3002<br>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\uff08\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u884c\u3046\u305f\u3081\u306e\u8ad6\u7406\u7684\u306a\u56de\u7dda\u306e\u3053\u3068\uff09<br>\u30bb\u30c3\u30b7\u30e7\u30f3\uff08\u901a\u4fe1\u306e\u958b\u59cb\u304b\u3089\u7d42\u4e86\u307e\u3067\u7ba1\u7406\u3059\u308b1\u3064\u306e\u5358\u4f4d\uff09<br>\u203b\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff13]<strong> <\/strong><br><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af<\/strong><\/td><td>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306e\u901a\u4fe1\u3002\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3067\u30c7\u30fc\u30bf\u306e\u8ee2\u9001\u3092\u884c\u3046\u3068\u304d\u3002<br><strong>\u25cb\u30eb\u30fc\u30bf<\/strong><br>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u540c\u58eb\u306e\u4e2d\u7d99\u3092\u884c\u3046\u6a5f\u80fd\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30afA\u306b\u6d41\u308c\u308b\u30c7\u30fc\u30bf\u3092\u3001\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30afB\u3092\u4ecb\u3057\u3066\u8ee2\u9001\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002\u6b63\u3057\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u30c7\u30fc\u30bf\u3092\u6d41\u3059\u305f\u3081\u306bIP\u30a2\u30c9\u30ec\u30b9\u3067\u5224\u65ad\u3059\u308b\u3002\u3053\u308c\u3092\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u6a5f\u80fd\u3068\u8a00\u3046\u3002<br><strong>\u25cb\u30ec\u30a4\u30e4\uff13\u30b9\u30a4\u30c3\u30c1<\/strong><br>\u30ec\u30a4\u30e4\uff12\u30b9\u30a4\u30c3\u30c1\u3068\u30eb\u30fc\u30bf\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u6a5f\u80fd\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5927\u304d\u3044\u5834\u5408\u306f\u30ec\u30a4\u30e4L\uff13\u30b9\u30a4\u30c3\u30c1\u3092\u3001\u306a\u308b\u3079\u304f\u30b3\u30b9\u30c8\u3092\u6291\u3048\u305f\u3044\u3068\u304d\u306f\u30ec\u30a4\u30e4L\uff12\u30b9\u30a4\u30c3\u30c1\u304c\u5229\u7528\u3055\u308c\u3066\u3044\u308b\u3002<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff12] <br><strong>\u30c7\u30fc\u30bf\u30ea\u30f3\u30af<\/strong><\/td><td>\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u306e\u901a\u4fe1\u3001\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u4ed5\u69d8\u306a\u3069<br>\uff11\u3064\u306eNW\u3067\u30c7\u30fc\u30bf\u3092\u6b63\u3057\u304f\u5b9b\u5148\u306e\u30ce\u30fc\u30c9\u306b\u8ee2\u9001\u3059\u308b\u305f\u3081<br>\u2461\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3092\u8b58\u5225\u3057\u3001\u7279\u5b9a\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3078\u30c7\u30fc\u30bf\u3092\u9001\u4fe1<br><strong>\u25cb\u30ec\u30a4\u30e4\uff12\u30b9\u30a4\u30c3\u30c1\uff08LAN\u30b9\u30a4\u30c3\u30c1\uff09<\/strong><br>\u30ea\u30d4\u30fc\u30bf\u30cf\u30d6\u306e\u3088\u3046\u306b\u8907\u6570\u306e\u6a5f\u5668\u540c\u58eb\u3092\u30dd\u30fc\u30c8\u3067\u3064\u306a\u3050\u3060\u3051\u3067\u306a\u304f\u3001\u5236\u5fa1\u6a5f\u80fd\u304c\u3042\u308b\u3002\u307b\u304b\u306e\u6a5f\u5668\u306b\u306f\u9001\u3089\u305a\u3001\u7279\u5b9a\u306e\u6a5f\u5668\u306b\u3060\u3051\u60c5\u5831\u3092\u8ee2\u9001\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002Mac\u30a2\u30c9\u30ec\u30b9\u30fbIP\u30a2\u30c9\u30ec\u30b9\u30fb\u30dd\u30fc\u30c8\u756a\u53f7\u3067\u69cb\u6210\u3055\u308c\u305f\u7279\u5b9a\u306e\u60c5\u5831\u3092\u300c\u30d5\u30ec\u30fc\u30e0\u300d\u3068\u8a00\u3046\u3002<br><strong>\u25cb\u30d6\u30ea\u30c3\u30b8<\/strong><br>\u30c7\u30fc\u30bf\u306e\u4e2d\u7d99\u3092\u62c5\u3044\u307e\u3059\u3002Mac\u30a2\u30c9\u30ec\u30b9\u3067\u9069\u5207\u306a\u60c5\u5831\u3092\u5224\u65ad\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u304c\u3042\u308a\u3001\u4e0d\u5fc5\u8981\u306b\u8ee2\u9001\u3055\u308c\u305f\u60c5\u5831\u306f\u5c4a\u304d\u307e\u305b\u3093\u3002<\/td><\/tr><tr><td>[\u30ec\u30a4\u30e4\u30fc\uff1a\uff11] \u7269\u7406<\/td><td>\u30b1\u30fc\u30d6\u30eb\u306a\u3069<br>\u2460\u30c7\u30fc\u30bf\u3092\u96fb\u6c17\u4fe1\u53f7\u306b\u5909\u63db\u3059\u308b<br><strong>\u25cb\u30ea\u30d4\u30fc\u30bf\u30cf\u30d6<\/strong><br>\u8907\u6570\u306e\u30dd\u30fc\u30c8\u304c\u642d\u8f09\u3055\u308c\u3066\u304a\u308a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3092\u3064\u306a\u3052\u308b\u3002\uff11\u3064\u306e\u30dd\u30fc\u30c8\u3067\u53d7\u3051\u53d6\u3063\u305f\u60c5\u5831\u306f\u30cf\u30d6\u3092\u4ecb\u3057\u3066\u307b\u304b\u306e\u6a5f\u5668\u3078\u8ee2\u9001\u3059\u308b\u3002\uff11\u3064\u306e\u30dd\u30fc\u30c8\u306b\u9650\u3089\u305a\u3001\u3069\u3053\u306e\u6a5f\u5668\u304b\u3089\u3067\u3082\u60c5\u5831\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h1 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background:linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 94%,rgb(254,248,76) 100%)\">\u30a4\u30f3\u30d5\u30e9\u90e8\u5206<\/h1>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background has-background has-medium-font-size\">\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u9060\u9694\u64cd\u4f5c]<\/strong><br><strong>\u30fbTelnet<\/strong>\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u60c5\u5831\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u305b\u305a\u306b\u9001\u4fe1\u3059\u308b<br><strong>\u30fbSSH\uff08Secure Shell\uff09<\/strong>\uff1a\u30d1\u30b9\u30ef\u30fc\u30c9\u60c5\u5831\u3092\u542b\u3080\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u6697\u53f7\u5316\u3057\u3066\u304b\u3089\u9001\u4fe1\u3059\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfAS\uff08Autonomous System\uff1a\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff09<\/strong><br>\u540c\u3058\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30fb\u30dd\u30ea\u30b7\u30fc\u306e\u4e0b\u3067\u52d5\u4f5c\u3059\u308b\u30eb\u30fc\u30bf\u306e\u96c6\u5408\u4f53\u306e\u3053\u3068\u3067\u3042\u308a\u3001\u5404AS\u3067\u306f\u72ec\u81ea\u306e\u898f\u5247\u3084\u30dd\u30ea\u30b7\u30fc\u3092\u6301\u3063\u3066\u3044\u308b\u3002<br>\u203b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30921\u3064\u306e\u5de8\u5927\u306aIP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u3068\u3089\u3048\u305f\u5834\u5408\u3001\u73fe\u5728\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306f\u8907\u6570\u306eAS\uff08Autonomous System\uff1a\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff09\u306e\u96c6\u5408\u4f53\u3068\u3044\u3048\u308b\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u901a\u4fe1\u90e8\u5206\uff08\u63a5\u7d9a\uff09<\/h2>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u25cf\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff08\u898f\u683c\uff1aIEEE\u3000802.3\uff09<\/strong><br>\u6709\u7ddaLAN\u306e\u901a\u4fe1\u898f\u683c\u306e\u4e00\u3064\u3002TCP\/IP\u30e2\u30c7\u30eb\u306e\u30ea\u30f3\u30af\u5c64\u306b\u5bfe\u5fdc\u3057\u305f\u898f\u683c\u3002\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068LAN\u30b1\u30fc\u30d6\u30eb\u306f\u307b\u307c\u540c\u7fa9\u3068\u8003\u3048\u3066\u3082\u554f\u984c\u306a\u3044\u3002<\/p>\n\n\n\n<div class=\"wp-block-media-text has-media-on-the-right is-stacked-on-mobile\"><div class=\"wp-block-media-text__content\">\n<p class=\"wp-block-paragraph\"><strong>[\u8868\u8a18\u65b9\u6cd5]<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u203b\u901a\u4fe1\u306e\u969b\u306bMAC\u30a2\u30c9\u30ec\u30b9\u304c\u5fc5\u8981<br>\u203bBASE\uff1dBASE band<\/p>\n<\/div><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"706\" height=\"184\" src=\"https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-22.png\" alt=\"\" class=\"wp-image-12830 size-full\" srcset=\"https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-22.png 706w, https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-22-300x78.png 300w\" sizes=\"auto, (max-width: 706px) 100vw, 706px\" \/><\/figure><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u30fb\u3082\u3057\u3082\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u304c\u306a\u3051\u308c\u3070\u3001\u30b1\u30fc\u30d6\u30eb\u306e\u5f62\u3068\u6a5f\u5668\u306e\u5dee\u3057\u8fbc\u307f\u53e3\u304c\u7d71\u4e00\u3055\u308c\u305a\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u5dee\u305b\u306a\u3044\u3002<br>\u30fb\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u304c\u767b\u5834\u3057\u305f\u3053\u3068\u3067\u3001\u30e1\u30fc\u30ab\u30fc\u306e\u3053\u3068\u306a\u308b\u6a5f\u5668\u540c\u58eb\u3067\u3082\u63a5\u7d9a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3002<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u30d5\u30a9\u30fc\u30de\u30c3\u30c8]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u5b9b\u5148MAC\u30a2\u30c9\u30ec\u30b9(6byte)\/\u9001\u4fe1\u5143MAC\u30a2\u30c9\u30ec\u30b9(6byte)\/\u30bf\u30a4\u30d7(2byte)\/\u30c7\u30fc\u30bf\/FCS(4byte)<\/p>\n<\/details>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfCSMA\/CD<\/strong><br>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u901a\u4fe1\u3092\u5236\u5fa1\u3059\u308b\u65b9\u6cd5\u3002<strong><span style=\"text-decoration: underline;\">\u65e9\u3044\u3082\u306e\u52dd\u3061\u5f62\u5f0f<\/span><\/strong>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>CS\uff08Carrier Sense\uff09<\/strong><\/td><td>\u30b1\u30fc\u30d6\u30eb\u4e0a\u306e\u4fe1\u53f7\u304c\u7a7a\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\uff08\u7e70\u308a\u8fd4\u3057\u78ba\u8a8d\u3059\u308b\uff09<\/td><\/tr><tr><td><strong>MA\uff08Multiple Access\uff09<\/strong><\/td><td>\u30b1\u30fc\u30d6\u30eb\u306e\u7a7a\u304d\u3092\u78ba\u8a8d\u3067\u304d\u6b21\u7b2c\u3001\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b<\/td><\/tr><tr><td><strong>\u30b3\u30ea\u30b8\u30e7\u30f3<\/strong><\/td><td>\u4e0a\u8ff0\u3001\u30b1\u30fc\u30d6\u30eb\u5185\u306e\u30c7\u30fc\u30bf\u9001\u4fe1\u304c\u885d\u7a81\u3059\u308b\u3053\u3068<\/td><\/tr><tr><td><strong>\u30d0\u30c3\u30af\u30aa\u30d5<\/strong><\/td><td>\u30b3\u30ea\u30b8\u30e7\u30f3\u767a\u751f\u6642\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u5f85\u3061\u6642\u9593\u306e\u5f8c\u3001\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30c4\u30a4\u30b9\u30c8\u30da\u30a2\u30b1\u30fc\u30d6\u30eb\uff08LAN\u30b1\u30fc\u30d6\u30eb\uff09<\/strong><br>STP(Sheielded Twisted Pair\uff09\uff1a\u30b7\u30fc\u30eb\u30c9\u52a0\u5de5\u3092\u65bd\u3057\u305f\u30b1\u30fc\u30d6\u30eb\u3002\u30ce\u30a4\u30ba\u304c\u591a\u304f\u767a\u751f\u3059\u308b\u5de5\u5834\u3084\u7814\u7a76\u6240\u306a\u3069\u3067\u4f7f\u7528\u3055\u308c\u308b\u3002<br>\u203bUTP\uff08Unshielded Twisted Pair\uff09:\u30b7\u30fc\u30eb\u30c9\u52a0\u5de5\u306a\u3057<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b3\u30cd\u30af\u30bf<\/strong>\uff1a\u30b1\u30fc\u30d6\u30eb\u306e\u672b\u7aef\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3082\u306e<\/li>\n\n\n\n<li><strong>\u30ab\u30c6\u30b4\u30ea<\/strong>\uff1a\u901a\u4fe1\u901f\u5ea6\u3084\u5468\u6ce2\u6570\u306e\u54c1\u8cea\u3092\u793a\u3059\u3002\u30ab\u30c6\u30b4\u30ea\u306e\u6570\u5b57\u304c\u9ad8\u3044\u307b\u3069\u9ad8\u54c1\u8cea\uff08CAT5\uff5eCAT8\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30b1\u30fc\u30d6\u30eb<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30b7\u30f3\u30b0\u30eb\u30b3\u30a2\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08SMF\uff09<br>\u3010\u9577\u8ddd\u96e2\u306b\u6700\u9069\u3011<\/strong><\/td><td>\u4e00\u3064\u306e\u30e2\u30fc\u30c9\u3057\u304b\u901a\u3089\u306a\u3044\u5149\u30b1\u30fc\u30d6\u30eb\u3002\u5149\u4fe1\u53f7\u306b\u6b6a\u307f\u3084\u5206\u6563\u304c\u306a\u304f\u3001\u9ad8\u54c1\u8cea\u3067\u5b89\u5b9a\u3057\u305f\u901a\u4fe1\u304c\u53ef\u80fd\u3002<\/td><\/tr><tr><td><strong>\u30de\u30eb\u30c1\u30e2\u30fc\u30c9\u30d5\u30a1\u30a4\u30d0\uff08MMF\uff09<br>\u3010\u8fd1\u8ddd\u96e2\u306b\u6700\u9069\u3011<\/strong><\/td><td>\u4fe1\u53f7\u306e\u4f1d\u642c\u306b\u6b6a\u307f\u304c\u751f\u3058\u3084\u3059\u304f\u3001\u4f1d\u9001\u640d\u5931\u304c\u5927\u304d\u3044\u3002\u5b89\u4fa1\u3067\u3042\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u58eb\u3092\u63a5\u7d9a\u3057\u305f\u308a\u3001\u6709\u7ddaLAN\u3068\u63a5\u7d9a\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306e\u6a5f\u5668\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306e\u8b58\u5225]<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfSSID\uff08Servicce Set ID\uff09<\/strong><br>\u7121\u7ddaLAN\u306e\u8b58\u5225\u5b50\u304c\u3042\u3089\u304b\u3058\u3081\u8a2d\u5b9a\u3055\u308c\u3001\u30d3\u30fc\u30b3\u30f3\u3092\u5b9a\u671f\u7684\u306b\u767a\u4fe1\u3057\u3066SSID\u3092\u901a\u77e5\u3059\u308b\u3002\uff08\u203b\u30d3\u30fc\u30b3\u30f3\uff1a\u4fe1\u53f7\uff09<br>\u691c\u51fa\u3057\u305fSSID\u306e\u30ea\u30b9\u30c8\u304b\u3089\u63a5\u7d9a\u3057\u305f\u3044\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u9078\u3093\u3067\u30a2\u30bd\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u3092\u78ba\u7acb\u3059\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a2\u30bd\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3<\/strong>\uff1a\u63a5\u7d9a\u3092\u884c\u3046\u305f\u3081\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u6307\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>WLC\uff08\u7121\u7ddaLAN\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\uff09<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306e\u8a2d\u5b9a\u3001\u7ba1\u7406\u3092\u5b9f\u65bd\u3002<br><strong>\u25cf\u81ea\u7acb\u578b\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8<\/strong>\uff1a\u4e00\u53f0\u306eAP\u3054\u3068\u306b\u8a2d\u5b9a\u3001\u7ba1\u7406\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3002\u7ba1\u7406\u306e\u4e0d\u53ef\u304c\u5927\u304d\u3044\u3002<br><strong>\u25cf\u96c6\u4e2d\u7ba1\u7406\u578b<\/strong>\uff1a\u8907\u6570\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u4e00\u62ec\u3067\u7ba1\u7406\u3001\u8a2d\u5b9a\u3092\u884c\u3046\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30ed\u30fc\u30df\u30f3\u30b0<\/strong><\/td><td>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u79fb\u52d5\u3057\u305f\u5148\u306e\u96fb\u6ce2\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u81ea\u52d5\u7684\u306b\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u6a5f\u80fd\uff08\u540c\u3058ESSID\u5185\u306e\u307f\u53ef\u80fd\uff09<\/td><\/tr><tr><td><strong>\u30c1\u30e3\u30cd\u30eb<\/strong><\/td><td>\u4ed6\u306e\u96fb\u6ce2\u306e\u5e72\u6e09\u3092\u9632\u3050\u4ed5\u7d44\u307f<\/td><\/tr><tr><td><strong>\u30bb\u30eb<\/strong><\/td><td>\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u9001\u3089\u308c\u308b\u96fb\u6ce2\u304c\u5c4a\u304f\u7bc4\u56f2\u306e\u3053\u3068<\/td><\/tr><tr><td><strong>\u30aa\u30fc\u30d0\u30fc\u30e9\u30c3\u30d7<\/strong><\/td><td>\u7570\u306a\u308b\u30c1\u30e3\u30cd\u30eb\u306e\u30bb\u30eb\u540c\u58eb\u309210\uff5e15%\u306e\u7bc4\u56f2\u3067\u91cd\u306d\u308b\uff08\u91cd\u8907\uff09\u3055\u305b\u308b\u3053\u3068<\/td><\/tr><tr><td><strong>\u5909\u8abf<\/strong><\/td><td>\u30c7\u30fc\u30bf\uff08\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\uff09\u3084\u97f3\u58f0\u3092\u5225\u306e\u96fb\u6c17\u4fe1\u53f7\u306b\u52a0\u5de5\u3057\u306a\u304a\u3059\u51e6\u7406<\/td><\/tr><tr><td><strong>\u30aa\u30fc\u30d7\u30f3\u8a8d\u8a3c<\/strong><\/td><td>\u8a8d\u8a3c\u51e6\u7406\u3092\u884c\u3063\u3066\u3044\u306a\u3044\u8ab0\u3067\u3082\u30a2\u30bd\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u53ef\u80fd\u306b\u306a\u308b\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u624b\u7d9a\u304d\u306f\u30a2\u30bd\u30b7\u30a8\u30fc\u30b7\u30e7\u30f3\u5f8c\u306b\u5b9f\u65bd\u3059\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30e2\u30fc\u30c9\uff08LAN\u306e\u5229\u7528\u5f62\u614b\uff09]<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u30e2\u30fc\u30c9<\/strong><br>\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3092\u7d4c\u7531\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u901a\u4fe1\u3092\u884c\u3046\u65b9\u5f0f\u3002<\/li>\n\n\n\n<li><strong>\u30a2\u30c9\u30db\u30c3\u30af\u30e2\u30fc\u30c9<\/strong><br>\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u540c\u58eb\u304c\u76f4\u63a5\u901a\u4fe1\u3059\u308b\u65b9\u5f0f\u3002\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306f\u4e0d\u8981\u3067\u3042\u308a\u3001\u96fb\u6ce2\u306e\u5c4a\u304f\u7bc4\u56f2\u306b\u5b58\u5728\u3059\u308c\u3070\u624b\u8efd\u306b\u5229\u7528\u3067\u304d\u308b\u3002\u4f8b\u3068\u3057\u3066\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u30d7\u30ea\u30f3\u30bf\u306a\u3069\u306b\u76f4\u63a5\u30c7\u30fc\u30bf\u3092\u9001\u308b\u306a\u3069\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u63a5\u7d9a\u5f62\u614b]<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>BSS\uff08Basic Service Set\uff09<\/strong><br>\u4e00\u53f0\u306e\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u306e\u914d\u4e0b\u306b\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306e\u30bb\u30c3\u30c8\u3092\u793a\u3059\u3002<br>\u203bBSSID\uff1aBSS\u306e\u8b58\u5225\u5b50<\/li>\n\n\n\n<li><strong>ESS\uff08Extented Service Set\uff09<\/strong><br>\u8907\u6570\u306eBSS\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u81ea\u4f53\u3092\u6307\u3059\u3002<br>\u203bESSID\uff1aESS\u306e\u8b58\u5225\u5b50<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u901a\u4fe1\u5236\u5fa1]<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>CSMA\/CA<\/strong><br>CS\uff08Carrier Sence\uff09\uff1a\u30c7\u30fc\u30bf\u306e\u9001\u4fe1\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u4ed6\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u901a\u4fe1\u3092\u884c\u3063\u3066\u3044\u306a\u3044\u304b\u96fb\u6ce2\u72b6\u614b\u3092\u78ba\u8a8d\u3059\u308b\u3002<br>\uff08\u4f7f\u7528\u4e2d\uff1a\u5f85\u6a5f \/ \u672a\u4f7f\u7528\uff1a\u958b\u59cb\uff09<\/li>\n\n\n\n<li><strong>\u591a\u91cd\u30a2\u30af\u30bb\u30b9\uff08Multiple Acess\uff09<\/strong><br>\u8907\u6570\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3067\u540c\u3058\u96fb\u6ce2\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u3068\u304d\u3001\u4ed6\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u901a\u4fe1\u3057\u3066\u3044\u306a\u3051\u308c\u3070\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3067\u304d\u308b\u3002<\/li>\n\n\n\n<li><strong>\u885d\u7a81\u56de\u907f\uff08Collision Avoidance\uff09<\/strong><br>\u4ed6\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u901a\u4fe1\u7d42\u4e86\u3092\u691c\u51fa\u3057\u305f\u6642\u3001\u901a\u4fe1\u958b\u59cb\u524d\u306b\u305f\u30e9\u30f3\u30c0\u30e0\u306a\u6642\u9593\u3060\u3051\u5f85\u6a5f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30eb\u30fc\u30bf\u30fc<\/h2>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30eb\u30fc\u30bf\u30fc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u76f8\u4e92\u306b\u63a5\u7d9a\u3059\u308b\u6a5f\u5668\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30b3\u30f3\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9<\/strong><br>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u3059\u3079\u3066\u306e\u30eb\u30fc\u30bf\u304c\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u6700\u65b0\u306e\u72b6\u614b\u306b\u66f4\u65b0\u3057\u7d42\u3048\u305f\u5b89\u5b9a\u72b6\u614b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30e1\u30c8\u30ea\u30c3\u30af<\/strong><br>\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u307e\u3067\u306e\u8ddd\u96e2\u3092\u8a08\u7b97\u3057\u3001\u305d\u306e\u8ddd\u96e2\u304c\u6700\u3082\u5c0f\u3055\u3044\u30eb\u30fc\u30c8\u3092\u6700\u9069\u3067\u3042\u308b\u3068\u5224\u65ad\u3059\u308b\u57fa\u6e96\u3002<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u9001\u4fe1\u5143\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304b\u3089\u5b9b\u5148\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u307e\u3067\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u3069\u306e\u3088\u3046\u306a\u7d4c\u8def\u3067\u9001\u4fe1\u3059\u308b\u304b\u3092\u5236\u5fa1\u3059\u308b\u3053\u3068\u8ad6\u7406\u30a2\u30c9\u30ec\u30b9\u3092\u898b\u3066\u3001\u30c7\u30fc\u30bf\u3092\u6b21\u306b\u3069\u3053\u306b\u8ee2\u9001\u3059\u308b\u304b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong><br>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u7d4c\u8def\u9078\u629e\u3092\u884c\u3046\u30eb\u30fc\u30bf\u9593\u306e\u901a\u4fe1\u306b\u7528\u3044\u3089\u308c\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\uff08\u901a\u4fe1\u898f\u7d04\uff09\u306e\u4e00\u3064\u3067\u3001\u7d4c\u8def\u60c5\u5831\u3092\u4ea4\u63db\u3059\u308b\u3002<br>\u4ee5\u4e0b\u306e\u5f79\u5272\u3092\u6301\u3064\u3002<br>\u30fb\u30ea\u30e2\u30fc\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u691c\u51fa<br>\u30fb\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u6700\u9069\u30eb\u30fc\u30c8\u306e\u9078\u629e<br>\u30fb\u30eb\u30fc\u30c8\u60c5\u5831\u3092\u6700\u65b0\u306e\u72b6\u614b\u3067\u7dad\u6301\u3059\u308b<br>\u30fb\u30c8\u30dd\u30ed\u30b8\u306e\u5909\u66f4\u306b\u5fdc\u3058\u3066\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u66f4\u65b0\u3059\u308b<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>IGP<br>\uff08Interior Gateway Protocol\uff09<\/strong><\/td><td>\u4f7f\u7528\u3055\u308c\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u306f\u3001\u300cRIP\u300d\u300cOSPF\u300d\u300cIS-IS\u300d\u300cIGRP\uff0fEIGRP\uff08Cisco Systems\u793e\u72ec\u81ea\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\uff09\u300d\u306a\u3069\u304c\u5b58\u5728\u3059\u308b\u3002RIP\u3084IGRP\u306f\u6bd4\u8f03\u7684\u5c0f\u898f\u6a21\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9069\u3057\u3066\u3044\u308b\u3002\u307e\u305f\u3001\u4e2d\u898f\u6a21\u4ee5\u4e0a\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u3001OSPF\u3001IS-IS\u3001EIGRP\u306a\u3069\u304c\u3088\u308a\u9069\u3057\u3066\u3044\u308b\u3002<\/td><\/tr><tr><td><strong>EGP<br>\uff08Exterior Gateway Protocol\uff09<\/strong><\/td><td>\u65e7\u7248\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/td><\/tr><tr><td><strong>BGP<br>\uff08Border Gateway Protocol\uff09<\/strong><\/td><td>AS\u9593\u306e\u7d4c\u8def\u4ea4\u63db\u306e\u305f\u3081\u306b\u4f5c\u3089\u308c\u305f\u30d7\u30ed\u30c8\u30b3\u30eb\u3002BGP\u306e\u7d4c\u8def\u60c5\u5831\u306b\u306f\u3001\u3042\u3066\u5148\u306b\u5230\u9054\u3059\u308b\u307e\u3067\u306b\u7d4c\u7531\u3057\u305fAS\u756a\u53f7\u306e\u30ea\u30b9\u30c8\uff08AS\u30d1\u30b9\uff09\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u901a\u5e38\u3001AS\u30d1\u30b9\u306e\u77ed\u3044\u3082\u306e\u3092\u6700\u77ed\u30eb\u30fc\u30c8\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u304c\u3001\u30d1\u30b9\u5c5e\u6027\u306e\u64cd\u4f5c\u306b\u3088\u308a\u67d4\u8edf\u306a\u7d4c\u8def\u5236\u5fa1\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30c7\u30a3\u30b9\u30bf\u30f3\u30b9\u30d9\u30af\u30bf\u30fc\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\uff1aRIP , IGRP\uff09<\/strong><br>\u5b9b\u5148\u307e\u3067\u306e\u8ddd\u96e2\uff08distance\uff09\u3068\u65b9\u5411\uff08vector\uff09\u3092\u8a8d\u8b58\u3059\u308b\u3002<br><strong>\u30fbRIP\uff08Routing Information Protocol\uff09<\/strong><br>\u30e1\u30c8\u30ea\u30c3\u30af\u3068\u3057\u3066\u3001\u300c\u30db\u30c3\u30d7\u6570\u300d\u3092\u4f7f\u7528\u3057\u3066\u3001\u6700\u9069\u306a\u30eb\u30fc\u30c8\u3092\u9078\u629e\u3059\u308b\u3002\u52d5\u4f5c\u304c\u30b7\u30f3\u30d7\u30eb\u3067CPU\u3084\u30e1\u30e2\u30ea\u306e\u6d88\u8cbb\u304c\u5c11\u306a\u3044\u3002\u8010\u30b3\u30f3\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u306f\u4f4e\u3044\u3002\uff08\u203b\u30db\u30c3\u30d7\u6570\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u5230\u9054\u3059\u308b\u307e\u3067\u306b\u7d4c\u7531\u3059\u308b\u30eb\u30fc\u30bf\u306e\u6570\uff09<br><\/li>\n\n\n\n<li><strong>\u30ea\u30f3\u30af\u30b9\u30c6\u30fc\u30c8<\/strong><br>\u5404\u30eb\u30fc\u30bf\u3067\u81ea\u5206\u81ea\u8eab\u304c\u6301\u3063\u3066\u3044\u308b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u60c5\u5831\uff08LSA\uff09\u3092\u4ea4\u63db\u3057\u3001\u5927\u304d\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5730\u56f3\u3092\u4f5c\u6210\u3059\u308b\u3002\u305d\u306e\u4e2d\u304b\u3089\u6700\u9069\u306a\u30eb\u30fc\u30c8\u3092\u9078\u629e\u3059\u308b\u3002<br><strong>\u30fbOSPF\uff08Open Shortest Path First\uff09<\/strong><br>\u300c\u30b3\u30b9\u30c8\u300d\u3068\u3044\u3046\u30e1\u30c8\u30ea\u30c3\u30af\u3092\u4f7f\u7528\u3057\u3066\u30eb\u30fc\u30bf\u304b\u3089\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5230\u9054\u3059\u308b\u307e\u3067\u306e\u30ea\u30f3\u30af\uff08\u56de\u7dda\uff09\u306e\u5e2f\u57df\u5e45\u3092\u57fa\u306b\u3057\u3066\u81ea\u52d5\u7684\u306b\u7b97\u51fa\u3059\u308b\u3002\u30b3\u30f3\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u306f\u901f\u3044\u3002<br><\/li>\n\n\n\n<li><strong>IGRP\uff0fEIGRP\uff08Cisco Systems\u793e\u72ec\u81ea\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\uff09<\/strong><br>CISCO\u88fd\u54c1\u306e\u307f\u3092\u5bfe\u8c61\u3068\u3059\u308b\u3002\u30e1\u30c8\u30ea\u30c3\u30af\u306f\u300c\u5e2f\u57df\u5e45\u300d\u3068\u300c\u9045\u5ef6\u300d\u3002\u57fa\u672c\u7684\u306b\u8ddd\u96e2\u3068\u65b9\u5411\u3092\u8a8d\u8b58\u3057\u3001\u6700\u9069\u30eb\u30fc\u30c8\u3092\u9078\u629e\u3059\u308b\u304c\u3001\u30b3\u30f3\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u3068\u51e6\u7406\u52b9\u7387\u306f\u5927\u5e45\u306b\u6539\u5584\u3055\u308c\u308b\u3002\u7279\u5fb4\u3068\u3057\u3066\u3001\u300cDUAL\u300d\u3068\u3044\u3046\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304b\u3089\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3082\u975e\u5e38\u306b\u9ad8\u901f\u306a\u30b3\u30f3\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u3092\u5b9f\u73fe\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30eb\u30fc\u30c8\u60c5\u5831\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u767b\u9332\u60c5\u5831<\/strong><\/td><td>\u51fa\u529b\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3001\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9\u3001\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><tr><td><strong>\u30cd\u30af\u30b9\u30c8\u30db\u30c3\u30d7<\/strong><\/td><td>\u5b9b\u5148\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u7d4c\u7531\u3059\u308b\u96a3\u63a5\u30eb\u30fc\u30bf<\/td><\/tr><tr><td><strong>\u30c7\u30d5\u30a9\u30eb\u30c8\u30eb\u30fc\u30c8<br>\uff08\u203b\u30e9\u30b9\u30c8\u30ea\u30be\u30fc\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09<\/strong><\/td><td>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306b\u8a72\u5f53\u3059\u308b\u5b9b\u5148\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5b58\u5728\u3057\u306a\u3044\u3068\u304d\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u5225\u306a\u30eb\u30fc\u30c8\u3002\u30d1\u30b1\u30c3\u30c8\u304c\u7834\u68c4\u3055\u308c\u308b\u306e\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u300c0.0.0.0\/0\u300d<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u7a2e\u985e]<\/strong>\uff08IP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3044\u3066\u7d4c\u8def\u60c5\u5831\u3092\u7ba1\u7406\u3059\u308b\u624b\u6cd5\uff09<br><strong>\u25cf\u76f4\u63a5\u63a5\u7d9a\u30eb\u30fc\u30c8<\/strong>\uff1a\u30eb\u30fc\u30bf\u306bIP\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u3068\u81ea\u52d5\u7684\u306b\u767b\u9332\u3055\u308c\u308b<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7a2e\u985e<\/th><th>\u8aac\u660e<\/th><th>\u30e1\u30ea\u30c3\u30c8 \/ \u30c7\u30e1\u30ea\u30c3\u30c8<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong><\/td><td>\u7ba1\u7406\u8005\u304c\u624b\u52d5\u3067\u30eb\u30fc\u30c8\u60c5\u5831\u3092\u8a2d\u5b9a\u3059\u308b\u3002<br>\u7d4c\u8def\u60c5\u5831\u3092\u5404\u30eb\u30fc\u30bf\u5185\u306b\u624b\u52d5\u3067\u8a2d\u5b9a\u3059\u308b\u624b\u6cd5\u3067\u3001\u3053\u306e\u7d4c\u8def\u60c5\u5831\u306f\u57fa\u672c\u7684\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30fb\u30c6\u30fc\u30d6\u30eb\u3088\u308a\u6d88\u3048\u308b\u3053\u3068\u304c\u306a\u3044\u3002<\/td><td><strong>[\u30e1\u30ea\u30c3\u30c8]<\/strong><br>\u30fb\u7ba1\u7406\u8005\u304c\u610f\u56f3\u3057\u305f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u3059\u3070\u3084\u304f\u767b\u9332<br>\u30fb\u610f\u56f3\u3057\u306a\u3044\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u767b\u9332\u3055\u308c\u306a\u3044<br>\u30fb\u30eb\u30fc\u30bf\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u8ca0\u8377\u304c\u304b\u304b\u3089\u306a\u3044<br><strong>[\u30c7\u30e1\u30ea\u30c3\u30c8]<\/strong><br>\u30fb\u7ba1\u7406\u8005\u306b\u9ad8\u8ca0\u8377\u3002\u62e1\u5f35\u6027\u304c\u4f4e\u3044<br>\u30fb\u30c8\u30dd\u30ed\u30b8\u306b\u5909\u66f4\u304c\u3042\u3063\u3066\u3082\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u306a\u3044<\/td><\/tr><tr><td><strong>\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong><\/td><td>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5229\u7528\u3057\u3066\u60c5\u5831\u3092\u4ea4\u63db\u3057\u3001\u81ea\u52d5\u3067\u30eb\u30fc\u30c8\u60c5\u5831\u3092\u767b\u9332\u3059\u308b\u3002<br>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u3063\u3066\u3001\u81ea\u52d5\u7684\u306b\u767b\u9332\u30fb\u66f4\u65b0\u3055\u308c\u308b\u30eb\u30fc\u30c8\u60c5\u5831\u3092\u4f7f\u7528\u3057\u305f\u30d1\u30b1\u30c3\u30c8\u8ee2\u9001\u3002<\/td><td><strong>[\u30e1\u30ea\u30c3\u30c8]<\/strong><br>\u30fb\u30eb\u30fc\u30c8\u60c5\u5831\u3092\u81ea\u52d5\u7684\u306b\u767b\u9332<br>\u30fb\u30c8\u30dd\u30ed\u30b8\u306b\u5909\u66f4\u304c\u3042\u308b\u3068\u3001\u81ea\u52d5\u7684\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u304c\u5909\u66f4\u3055\u308c\u308b<br>\u30fb\u62e1\u5f35\u6027\u304c\u9ad8\u3044+C7<br><strong>[\u30c7\u30e1\u30ea\u30c3\u30c8]<\/strong><br>\u30fb\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u77e5\u8b58\u304c\u5fc5\u8981<br>\u30fb\u30eb\u30fc\u30bf\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9ad8\u8ca0\u8377<br>\u30fb\u610f\u56f3\u3057\u306a\u3044\u30eb\u30fc\u30c8\u304c\u767b\u9332\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b<br>\u30fb\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30eb\u30fc\u30c8\u306b\u6bd4\u3079\u308b\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u5fc3\u914d<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>Cisco\u6a5f\u5668<\/strong><\/summary>\n<p class=\"wp-block-paragraph\"><strong>[Cisco\u6a5f\u5668\u3078\u306e\u64cd\u4f5c]<\/strong><br><strong>\u25cf\u30b3\u30f3\u30bd\u30fc\u30eb\u63a5\u7d9a<\/strong><br>\u30b3\u30f3\u30bd\u30fc\u30eb\u30dd\u30fc\u30c8\u3068PC\u3092\u5c02\u7528\u30b1\u30fc\u30d6\u30eb\u306b\u76f4\u63a5\u30b1\u30fc\u30d6\u30eb\u63a5\u7d9a\u3059\u308b\u3002<br>\u30fb\u30b3\u30f3\u30bd\u30fc\u30eb\u30b1\u30fc\u30d6\u30eb\uff08\u5225\u540d\uff1a\u30ed\u30fc\u30eb\u30aa\u30fc\u30d0\u30fc\u30b1\u30fc\u30d6\u30eb\uff09\u3092\u4f7f\u7528\u3059\u308b<br>\u30fb\u30bf\u30fc\u30df\u30ca\u30eb\u30bd\u30d5\u30c8\uff1a\u30d5\u30ea\u30fc\u30bd\u30d5\u30c8\u306eTera Term\u3084PuTTY<br><strong>\u25cfVTY\u63a5\u7d9a<\/strong><br>\u6a5f\u5668\u306b\u4eee\u60f3\u7684\u306b\u7528\u610f\u3057\u305fVTY\u30dd\u30fc\u30c8\u306b\u3001\u96e2\u308c\u305f\u5834\u6240\u304b\u3089\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3066Telnet\u307e\u305f\u306fSSH\u3067\u63a5\u7d9a\u3059\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Cisco IOS\u306e\u30e2\u30fc\u30c9<\/strong><br><strong>\u30fb\u30e6\u30fc\u30b6EXEC\u30e2\u30fc\u30c9<\/strong>\uff1a\u30eb\u30fc\u30bf\u306b\u30ed\u30b0\u30a4\u30f3\u3057\u3066\u6700\u521d\u306b\u8868\u793a\u3055\u308c\u308b\u3082\u306e<br>\u203b[enable]\u3067\u7279\u6a29EXEC\u30e2\u30fc\u30c9\u3078\u79fb\u884c\u3002[disable]\u3067\u30e6\u30fc\u30b6EXEC\u30e2\u30fc\u30c9\u306b\u623b\u308b\u3002<br><strong>\u30fb\u7279\u6a29EXEC\u30e2\u30fc\u30c9\uff1a<\/strong>\u64cd\u4f5c\u306b\u5236\u9650\u304c\u306a\u304f\u306a\u308b\u3002\u30d7\u30ed\u30f3\u30d7\u30c8\u306f\u300c#\u300d\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u3055\u307e\u3056\u307e\u306a\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9]<\/strong><br><strong>\u25cf\u30b0\u30ed\u30fc\u30d0\u30eb\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9<\/strong>\uff1a\u6a5f\u5668\u5168\u4f53\u306b\u304b\u304b\u308f\u308b\u8a2d\u5b9a\u3092\u884c\u3046\u30e2\u30fc\u30c9<br>\uff08\u203b\u7279\u6a29EXEC\u30e2\u30fc\u30c9\u3067\u300cconfigure terminal\u300d\u3067\u5207\u308a\u66ff\u3048\uff09<br><strong>\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9\uff1a<\/strong>\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u306e\u8a2d\u5b9a\u3092\u5909\u66f4\u3059\u308b<br><strong>\u30fb\u30eb\u30fc\u30bf\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\u30e2\u30fc\u30c9\uff1a<\/strong>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u5bfe\u8c61\u306b\u5909\u66f4\u3059\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30d1\u30b9\u30ef\u30fc\u30c9\u8a2d\u5b9a]<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30b3\u30f3\u30bd\u30fc\u30eb\u30d1\u30b9\u30ef\u30fc\u30c9<\/strong><\/td><td>\u30b3\u30f3\u30bd\u30fc\u30eb\u30dd\u30fc\u30c8\uff08\u30e9\u30a4\u30f3\uff09\u306b\u5bfe\u3059\u308b\u30d1\u30b9\u30ef\u30fc\u30c9<\/td><\/tr><tr><td><strong>VTY\u30d1\u30b9\u30ef\u30fc\u30c9<\/strong><\/td><td>VTY\u306b\u5bfe\u3059\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u3002\u8ad6\u7406\u30dd\u30fc\u30c8\u3067\u3042\u308a\u3001\u8907\u6570\u306e\u30dd\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u30dd\u30fc\u30c8\u306e\u6570\u3060\u3051\u540c\u6642\u306bTelnet\u63a5\u7d9a\u3092\u53d7\u3051\u5165\u308c\u3089\u308c\u308b\u3002<\/td><\/tr><tr><td><strong>\u30a4\u30cd\u30fc\u30d6\u30eb\u30d1\u30b9\u30ef\u30fc\u30c9<\/strong><\/td><td>\u30e6\u30fc\u30b6EXEC\u30e2\u30fc\u30c9\u304b\u3089\u7279\u6a29EXEC\u30e2\u30fc\u30c9\u3078\u79fb\u884c\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b\u30d1\u30b9\u30ef\u30fc\u30c9\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30cf\u30d6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30eb\u30fc\u30bf\u30fc\u3068\u30cf\u30d6\u306e\u9055\u3044]<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30cf\u30d6\uff08\u56de\u7dda\u5897\u3084\u3059\uff09<\/strong><\/td><td>\u8907\u6570\u306e\u30b1\u30fc\u30d6\u30eb\u3092\u63a5\u7d9a\u3057\u3066\u96c6\u7d04\u3059\u308b\u305f\u3081\u306e\u6a5f\u5668\u3002\u4f7f\u7528\u3059\u308b\u76ee\u7684\u306f\u3001\u3042\u304f\u307e\u3067\u3082\u63a5\u7d9a\u3067\u304d\u308b\u6a5f\u5668\u3092\u5897\u3084\u3059\u3053\u3068\u306b\u3042\u308a\u307e\u3059\u3002<\/td><\/tr><tr><td><strong>\u30eb\u30fc\u30bf\u30fc\uff08\u4ea4\u901a\u6574\u5099\uff09<\/strong><\/td><td>\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u540c\u58eb\u3092\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u6a5f\u5668\u3067\u3001\u8907\u6570\u306e\u7aef\u672b\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b\u3082\u306e\u3002\u30cf\u30d6\u3060\u3051\u7528\u610f\u3057\u3066\u3082\u3001\u30eb\u30fc\u30bf\u30fc\u304c\u306a\u3051\u308c\u3070\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u901a\u4fe1\u3092\u884c\u3046\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u30eb\u30fc\u30bf\u30fc\u306e\u306a\u304b\u306b\u306f\u8907\u6570\u306eLAN\u30dd\u30fc\u30c8\u3092\u642d\u8f09\u3057\u3066\u3044\u308b\u6a5f\u5668\u3082\u591a\u304f\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u3088\u3046\u306a\u30eb\u30fc\u30bf\u30fc\u306f\u3001\u30cf\u30d6\u3068\u3057\u3066\u517c\u7528\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3002<\/td><\/tr><tr><td><strong>\u30ea\u30d4\u30fc\u30bf\u30cf\u30d6\uff08\u5358\u306b\u30cf\u30d6\u3068\u547c\u3076\u3053\u3068\u3082\u3042\u308b\uff09<\/strong><\/td><td>\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3059\u308b\u3068\u3001\u540c\u4e00\u306e\u30ea\u30d4\u30fc\u30bf\u30cf\u30d6\u306b\u63a5\u7d9a\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u7aef\u672b\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3002\u9001\u4fe1\u5148\u306b\u6307\u5b9a\u3055\u308c\u305f\u7aef\u672b\u4ee5\u5916\u306f\u30c7\u30fc\u30bf\u3092\u7121\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u9001\u4fe1\u5148\u306b\u306e\u307f\u30c7\u30fc\u30bf\u304c\u5c4a\u304f\u4ed5\u7d44\u307f\u3002\u305f\u3060\u3057\u3001\u7279\u5b9a\u306e\u7aef\u672b\u540c\u58eb\u306e\u901a\u4fe1\u4e2d\u306f\u3001\u4ed6\u306e\u7aef\u672b\u306b\u3088\u308b\u901a\u4fe1\u304c\u3067\u304d\u306a\u3044\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30cf\u30d6\u4ee5\u5916\u306e\u30cf\u30d6]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\"><strong>\u25cfUSB\u30cf\u30d6<\/strong><br>\u30c7\u30d0\u30a4\u30b9\u306b\u5099\u308f\u308bUSB\u30dd\u30fc\u30c8\u3092\u5897\u8a2d\u3057\u3066\u8907\u6570\u306eUSB\u6a5f\u5668\u306e\u63a5\u7d9a\u3092\u53ef\u80fd\u306b\u3059\u308b\u6a5f\u5668\u306f\u3001USB\u30cf\u30d6\u3068\u547c\u3070\u308c\u308b\u3002USB\u30dd\u30fc\u30c8\u306e\u6570\u304c\u5c11\u306a\u3044\u30d1\u30bd\u30b3\u30f3\u3067\u3082\u3001\u305f\u304f\u3055\u3093\u306e\u5468\u8fba\u6a5f\u5668\u3092\u63a5\u7d9a\u3067\u304d\u308b\u3002\u96fb\u6e90\u306e\u4f9b\u7d66\u65b9\u6cd5\u306b\u3088\u3063\u3066\u3001\u30d1\u30bd\u30b3\u30f3\u304b\u3089\u76f4\u63a5\u96fb\u6e90\u4f9b\u7d66\u3092\u53d7\u3051\u308b\u300c\u30d0\u30b9\u30d1\u30ef\u30fc\u30bf\u30a4\u30d7\u300d\u3068\u3001AC\u30a2\u30c0\u30d7\u30bf\u304b\u3089\u96fb\u6e90\u4f9b\u7d66\u3092\u53d7\u3051\u308b\u300c\u30bb\u30eb\u30d5\u30d1\u30ef\u30fc\u30bf\u30a4\u30d7\u300d\u306e\uff12\u3064\u306b\u5206\u3051\u3089\u308c\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30d0\u30b9\u30d1\u30ef\u30fc\u30bf\u30a4\u30d7<\/strong><br>\u6d88\u8cbb\u96fb\u529b\u304c\u5927\u304d\u306a\u6a5f\u5668\u306e\u63a5\u7d9a\u306b\u306f\u5411\u304d\u307e\u305b\u3093\u304c\u3001\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u88fd\u54c1\u304c\u591a\u304f\u3001\u6301\u3061\u904b\u3073\u304c\u3057\u3084\u3059\u3044\u3002<br><\/li>\n\n\n\n<li><strong>\u30bb\u30eb\u30d5\u30d1\u30ef\u30fc\u30bf\u30a4\u30d7<\/strong><br>\u4f7f\u7528\u5834\u6240\u304c\u9650\u3089\u308c\u308b\u3082\u306e\u306e\u3001\u6d88\u8cbb\u96fb\u529b\u304c\u5927\u304d\u3044\u6a5f\u5668\u3082\u63a5\u7d9a\u3057\u3066\u4f7f\u3048\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30c9\u30c3\u30ad\u30f3\u30b0\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3<\/strong><br>USB\u3060\u3051\u3067\u306a\u304f\u3001\u6620\u50cf\u51fa\u529b\u7aef\u5b50\u3084SD\u30ab\u30fc\u30c9\u30b9\u30ed\u30c3\u30c8\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u63a5\u7d9a\u7aef\u5b50\u3092\u5099\u3048\u3066\u3044\u308b\u3002\u88fd\u54c1\u306b\u3088\u3063\u3066\u306fLAN\u30dd\u30fc\u30c8\u3092\u642d\u8f09\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u3001USB\u30cf\u30d6\u3088\u308a\u3082\u5e45\u5e83\u3044\u6a5f\u5668\u306e\u63a5\u7d9a\u3092\u96c6\u7d04\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002<\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30b9\u30a4\u30c3\u30c1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u30ec\u30a4\u30e42\u30b9\u30a4\u30c3\u30c1,\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30cf\u30d6)\u30c7\u30fc\u30bf\u306e\u8ee2\u9001\u51e6\u7406\u3092\u884c\u3046\u96c6\u7dda\u88c5\u7f6e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u30b9\u30a4\u30c3\u30c1\u3068\u30cf\u30d6\u306e\u9055\u3044]<\/strong><br>\u30cf\u30d6\u306f\u4fe1\u53f7\u3092\u53d7\u4fe1\u3057\u305f\u30dd\u30fc\u30c8\u4ee5\u5916\u306e\u5168\u30dd\u30fc\u30c8\u306b\u9001\u308a\u51fa\u3057\u307e\u3059\u304c\u3001\u30b9\u30a4\u30c3\u30c1\u306f\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\u304b\u3089\u5b9b\u5148\u306eMAC\u30a2\u30c9\u30ec\u30b9\u3092\u53d6\u5f97\u3057\u3066\u81ea\u5206\u306e\u6301\u3064MAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb\u306b\u53cd\u6620\u3059\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u6a5f\u80fd<\/strong><\/td><td>\u30b9\u30c8\u30a2\uff08\u6ede\u7559\uff09\u30a2\u30f3\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9\uff08\u8ee2\u9001\u51e6\u7406\uff09\u6a5f\u80fd\u3092\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u3002<br><strong>\u25cf\u30b9\u30c8\u30a2\u30a2\u30f3\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9<\/strong><br>\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30cf\u30d6\u306e\u6a5f\u80fd\u306e\u3072\u3068\u3064\u3067\u3001\u30a8\u30e9\u30fc\u3084\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u3088\u3063\u3066\u53d7\u3051\u53d6\u3063\u305f\u30c7\u30fc\u30bf\u3092\u6b63\u5e38\u306b\u9001\u4fe1\u5148\u306e\u7aef\u672b\u306b\u9001\u4fe1\u3067\u304d\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u4e00\u6642\u7684\u306b\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30cf\u30d6\u306b\u30c7\u30fc\u30bf\u3092\u84c4\u3048\u3066\u304a\u304d\u3001\u5f8c\u306b\u3042\u3089\u305f\u3081\u3066\u9001\u4fe1\u3059\u308b\u6a5f\u80fd\u3002\u53d7\u4fe1\u30d5\u30ec\u30fc\u30e0\u306e\u5168\u4f53\u3092\u4e00\u5ea6\u30d0\u30c3\u30d5\u30a1\u306b\u84c4\u7a4d\u3055\u305b\u3001\u30d5\u30ec\u30fc\u30e0\u306e\u672b\u5c3e\u306b\u3042\u308bFCS\u3067\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u3092\u3059\u308b\u3002\u3000\u7570\u5e38\u304c\u306a\u3051\u308c\u3070\u3001\u8ee2\u9001\uff08\u30d5\u30a9\u30ef\u30fc\u30c9\uff09\u51e6\u7406\u3092\u3059\u308b\u3002<br><strong>\u203b\u30d0\u30c3\u30d5\u30a1<\/strong>\uff1a\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u3068\u304d\u306b\u4e00\u6642\u7684\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u5834\u6240<\/td><\/tr><tr><td><strong>\u5168\u4e8c\u91cd\u901a\u4fe1<\/strong><\/td><td>\u30c7\u30fc\u30bf\u306e\u9001\u53d7\u4fe1\u3092\u540c\u6642\u306b\u884c\u3046\u3053\u3068\u3002\uff08\u203b\u534a\u4e8c\u91cd\u9001\u4fe1\uff1a\u9001\u53d7\u4fe1\u3092\u5207\u308a\u66ff\u3048\u3066\u884c\u3046\uff09<\/td><\/tr><tr><td><strong>MAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb<\/strong><\/td><td>\u30b9\u30a4\u30c3\u30c1\u306e\u30dd\u30fc\u30c8\u914d\u4e0b\u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u30db\u30b9\u30c8\u306eMAC\u30a2\u30c9\u30ec\u30b9\u304c\u8a18\u9332\u3055\u308c\u308b\u3002\u8a72\u5f53\u3057\u306a\u304b\u3063\u305f\u30db\u30b9\u30c8\u3067\u306fNIC\u3067\u60c5\u5831\u524a\u9664\u3059\u308b\u3002<br><strong>\u203b\u30d5\u30e9\u30c3\u30c7\u30a3\u30f3\u30b0<\/strong>\uff1aAC\u30a2\u30c9\u30ec\u30b9\u30c6\u30fc\u30d6\u30eb\u306b\u60c5\u5831\u304c\u306a\u3044\u5834\u5408\u3001\u5168\u4f53\u306b\u9001\u4fe1\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u30b9\u30a4\u30c3\u30c1\u306e\u7a2e\u985e]<\/strong><\/summary>\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30a4\u30c3\u30c1<\/strong><\/td><td>\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30c7\u30d0\u30a4\u30b9\u304c\u4e92\u3044\u306b\u52b9\u7387\u7684\u306b\u901a\u4fe1\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002<\/td><\/tr><tr><td><strong>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30b9\u30a4\u30c3\u30c1<\/strong><\/td><td>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306b\u3088\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308b\u30b9\u30a4\u30c3\u30c1\u578b\u306e\u30cf\u30d6\uff08\u96c6\u7dda\u88c5\u7f6e\uff09\u306e\u3053\u3068\u3002\u300c\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u30cf\u30d6\u300d\u3068\u3082\u547c\u3070\u308c\u308b\u3002\u8907\u6570\u306e\u7aef\u672b\u304c\u540c\u6642\u306b\u30c7\u30fc\u30bf\u3092\u4f1d\u9001\u3057\u305f\u5834\u5408\u3001\u30d1\u30b1\u30c3\u30c8\u5185\u306e\u9001\u4ed8\u5148MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8aad\u307f\u53d6\u308a\u3001\u30c7\u30fc\u30bf\u306e\u4f1d\u9001\u5148\u3092\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u30c7\u30fc\u30bf\u306e\u885d\u7a81\u3092\u9632\u3050\u3002\u9001\u4fe1\u5148\u306e\u7aef\u672b\u306b\u306e\u307f\u30c7\u30fc\u30bf\u3092\u632f\u308a\u5206\u3051\u308b\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4f1d\u9001\u51e6\u7406\u80fd\u529b\u3092\u9ad8\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u307e\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3082\u5411\u4e0a\u3059\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<h1 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background:linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 96%,rgb(254,248,76) 100%)\">\u901a\u4fe1\u6280\u8853<\/h1>\n\n\n\n<h1 class=\"wp-block-heading has-luminous-vivid-amber-to-luminous-vivid-orange-gradient-background has-background has-medium-font-size\">\u57fa\u790e\u77e5\u8b58<\/h1>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>LAN\uff08Local Area\uff09<\/strong><\/td><td>\u9650\u3089\u308c\u305f\u5730\u57df\u5185\u3067\u4f7f\u7528\u3059\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3002<\/td><\/tr><tr><td><strong>WAN\uff08Wide Area\uff09\uff08\u203b\u56de\u7dda\u306f\u901a\u4fe1\u4e8b\u696d\u8005:NTT,KDDI\uff09<\/strong><\/td><td>\u9060\u65b9\u306eLAN\u3068LAN\u3092\u3064\u306a\u3050\u3082\u306e\uff08\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3002<\/td><\/tr><tr><td><strong>\u30ea\u30f3\u30af\uff08\u56de\u7dda\uff09<\/strong><\/td><td>\u30ce\u30fc\u30c9\u540c\u58eb\u3092\u3064\u306a\u3050\u3082\u306e<\/td><\/tr><tr><td><strong>\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8<\/strong><\/td><td>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3044\u3066\u3001\u5358\u4e00\u306e\u9001\u4fe1\u76f8\u624b\u3092\u6307\u5b9a\u3057\u3066\u3001\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3002<\/td><\/tr><tr><td><strong>\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8<\/strong><\/td><td>\u4e00\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306b\u5b58\u5728\u3059\u308b\u8907\u6570\u7aef\u672b\u306b\u540c\u3058\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3002<\/td><\/tr><tr><td><strong>\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>\u9001\u308a\u5148\u304c1\u3064\u306eIP\u30a2\u30c9\u30ec\u30b9\u3084MAC\u30a2\u30c9\u30ec\u30b9\u3002<\/td><\/tr><tr><td><strong>ISP<\/strong><\/td><td>\u30d7\u30ed\u30d0\u30a4\u30c0<\/td><\/tr><tr><td><strong>AS\uff08Autonomous System\uff09<\/strong><\/td><td>\u81a8\u5927\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5206\u3051\u3066\u7ba1\u7406\u3059\u308b\u3002\uff08ISP\uff1eAS\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u7121\u7ddaLAN<\/strong><br><strong>[\u7121\u7ddaLAN\u306e\u5468\u6ce2\u6570]<\/strong><br>\u30fb2.4GHz\uff1a\u969c\u58c1\u7269\u306e\u5f71\u97ff\u3092\u53d7\u3051\u306b\u304f\u3044\u3002\u4ed6\u306e\u96fb\u6ce2\u304b\u3089\u306e\u5e72\u6e09\u3092\u53d7\u3051\u3084\u3059\u3044<br>\u30fb&nbsp; 5GHz\uff1a\u901a\u4fe1\u304c\u5b89\u5b9a\u3057\u3066\u304a\u308a\u3001\u9ad8\u901f\u306a\u901a\u4fe1\u898f\u683c\u3002\u969c\u58c1\u7269\u306e\u5f71\u97ff\u3092\u53d7\u3051\u3084\u3059\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u7121\u7ddaLAN\u30a2\u30c0\u30d7\u30bf\u3092\u88c5\u7740\u3057\u305f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\uff09]<\/strong><br>\u203b\u8907\u6570\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304c\u540c\u6642\u306b\u901a\u4fe1\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u306a\u3044\u3002<br>\u3000\u4e00\u6642\u7684\u306b\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3067\u304d\u308b\u306e\u306f\u4e00\u53f0\u3060\u3051\u3067\u3001\u4ed6\u306e\u7121\u7dda\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306f\u30c7\u30fc\u30bf\u3092\u4fdd\u7559\u3057\u3066\u5f85\u6a5f\u3059\u308b\u21d2\u534a\u4e8c\u91cd<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30d1\u30b1\u30c3\u30c8\uff08\uff1d\u30c7\u30fc\u30bf\uff09<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u305f\u901a\u4fe1\u3067\u306f\uff0c\u9001\u308b\u3079\u304d\u30c7\u30fc\u30bf\u3092\u7d30\u304b\u304f\u533a\u5207\u3063\u305f\u3046\u3048\u3067\uff0c\u305d\u306e\u56fa\u307e\u308a\u3092\u4e00\u3064\u3072\u3068\u3064\u9001\u308b\u3002\u305f\u3060\u3057\uff0c\u5358\u7d14\u306b\u533a\u5207\u3063\u3066\u9001\u308c\u3070\u3044\u3044\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3044\u3002\u30c7\u30fc\u30bf\u3092\u533a\u5207\u3063\u305f\u3046\u3048\u3067\uff0c\u901a\u4fe1\u306e\u3084\u308a\u3068\u308a\u306b\u5fc5\u8981\u3068\u306a\u308b\u3055\u307e\u3056\u307e\u306a\u5236\u5fa1\u60c5\u5831\u3092\u52a0\u3048\u3066\u4e00\u3064\u306e\u56fa\u307e\u308a\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u30c7\u30fc\u30bf\u306e\u56fa\u307e\u308a\u306f\uff0c\u6b63\u5f0f\u306b\u306f\u300cPDU\u300d\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\u30fb\u30c7\u30fc\u30bf\u30fb\u30e6\u30cb\u30c3\u30c8\uff09\u3068\u547c\u3070\u308c\u308b\u3002\u3064\u307e\u308a\u3001\u30d5\u30ec\u30fc\u30e0\u3082\u30d1\u30b1\u30c3\u30c8\u3082PDU\u306e\u547c\u3073\u540d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7<\/strong><br>\u9001\u3089\u308c\u3066\u304f\u308b\u30c7\u30fc\u30bf\u306e\u30c7\u30fc\u30bf\u914d\u5217\u3092\u793a\u3059\u756a\u53f7\u3002\uff08\u203b\u30c7\u30fc\u30bf\u5217\u3092\u30bb\u30b0\u30e1\u30f3\u30c8\u306b\u5206\u5272\u3057\u3066\u9001\u4fe1\u3059\u308b\u305f\u3081\uff09<br>\u21d2\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u9806\u756a\u3084\u6b20\u843d\u306e\u6709\u7121\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30fbbps\uff08bit per second\uff09<\/strong>\uff1a1\u79d2\u9593\u306b\u4f55\u30d3\u30c3\u30c8\u306e\u30c7\u30fc\u30bf\u304c\u8ee2\u9001\u3055\u308c\u308b\u304b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30ab\u30d7\u30bb\u30eb\u5316\u6280\u8853<\/strong><\/summary>\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30ab\u30d7\u30bb\u30eb\u5316<\/strong><\/td><td>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u9593\u3067\u30c7\u30fc\u30bf\u3092\u8ee2\u9001\u3059\u308b\u969b\u306b\u4f7f\u7528\u3055\u308c\u308b\u51e6\u7406\u3002\u30c7\u30fc\u30bf\u306e\u524d\u306b\u30d8\u30c3\u30c0\u3068\u3057\u3066\u53d6\u308a\u4ed8\u3051\u3066\u4e0b\u4f4d\u306e\u5c64\u306b\u6e21\u3059\u3002<br>\u203b\u30c8\u30ec\u30fc\u30e9\uff1a\u30c7\u30fc\u30bf\u306e\u5f8c\u308d\u306b\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u7528\u306e\u5024\u3068\u3057\u3066\u53d6\u308a\u4ed8\u3051\u308b<\/td><\/tr><tr><td><strong>\u975e\u30ab\u30d7\u30bb\u30eb\u5316<\/strong><\/td><td>\u30ab\u30d7\u30bb\u30eb\u5316\u306e\u9006\u304b\u3089\u306e\u51e6\u7406\u3002\u4ed8\u3051\u3089\u308c\u3066\u3044\u305f\u30d8\u30c3\u30c0\u3092\u5916\u3057\u3066\u3044\u304d\u306a\u304c\u3089\u9001\u4fe1\u51e6\u7406\u3092\u3059\u308b\u3002<\/td><\/tr><tr><td><strong>\u30d5\u30a9\u30ef\u30fc\u30c7\u30a3\u30f3\u30b0<\/strong><\/td><td>\u6a5f\u5668\u3084\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306a\u3069\u304c\u5225\u306e\u6a5f\u5668\u304b\u3089\u53d7\u4fe1\u3057\u305f\u30c7\u30fc\u30bf\u3092\u6307\u5b9a\u3055\u308c\u305f\u5225\u306e\u6a5f\u5668\u306a\u3069\u3078\u3001\u624b\u3092\u52a0\u3048\u305a\u306b\u305d\u306e\u307e\u307e\u9001\u4fe1\u3059\u308b\u52d5\u4f5c\u3002<\/td><\/tr><tr><td><strong>\u30d5\u30e9\u30c3\u30c7\u30a3\u30f3\u30b0<\/strong><\/td><td>\u30cf\u30d6\uff08\u30b9\u30a4\u30c3\u30c1\uff09\u306b\u63a5\u7d9a\u3057\u3066\u3044\u308b\u30dd\u30fc\u30c8\u5168\u3066\u306b\u30d1\u30b1\u30c3\u30c8\u304c\u9001\u308b\u3053\u3068\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u901a\u4fe1\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5206\u91ce\u3067\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u53c2\u52a0\u3059\u308b\u3059\u3079\u3066\u306e\u6a5f\u5668\u306b\u540c\u6642\u306b\u4fe1\u53f7\u3084\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3059\u308b\u3053\u3068\u3002\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306b\u3044\u308b\u5168\u54e1\u306b\u540c\u3058\u30c7\u30fc\u30bf\u3092\u9001\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30c9\u30e1\u30a4\u30f3<\/strong><br>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u304c\u5c4a\u304f\u7bc4\u56f2\u3002\u5e83\u3059\u304e\u308b\u3068\u901a\u4fe1\u52b9\u7387\u304c\u975e\u5e38\u306b\u60aa\u304f\u306a\u308b\u3002<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30c8\u30dd\u30ed\u30b8<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u6a5f\u5668\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u3064\u306a\u304e\u65b9\u3002\u305d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3084\u7aef\u672b\u304c\u3069\u306e\u3088\u3046\u306a\u4f4d\u7f6e\u95a2\u4fc2\u3067\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u8868\u308f\u3059\u30ec\u30a4\u30a2\u30a6\u30c8\u3002\u30c8\u30dd\u30ed\u30b8\u306b\u306f\u3001\u30d0\u30b9\u578b\u3084\u30b9\u30bf\u30fc\u578b\u3001\u30ea\u30f3\u30b0\u578b\u306a\u3069\u304c\u3042\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u30d0\u30b9\u578b\u30c8\u30dd\u30ed\u30b8<\/strong><\/td><td>\u4e00\u672c\u306e\u30d0\u30b9\uff08\u30b1\u30fc\u30d6\u30eb\uff09\u4e0a\u306b\u5404\u30ce\u30fc\u30c9\u3092\u7e4b\u3052\u308b<\/td><\/tr><tr><td><strong>\u30b9\u30bf\u30fc\u578b\u30c8\u30dd\u30ed\u30b8\uff08\u203b\u30cf\u30d6\u30a2\u30f3\u30c9\u30b9\u30dd\u30fc\u30af\uff09<\/strong><\/td><td>\u96c6\u4e2d\u88c5\u7f6e\u3092\u4e2d\u5fc3\u306b\u5404\u30ce\u30fc\u30c9\u3092\u63a5\u7d9a\u3059\u308b<\/td><\/tr><tr><td><strong>\u30e1\u30c3\u30b7\u30e5\u578b\u30c8\u30dd\u30ed\u30b8<\/strong><\/td><td>\u8907\u6570\u30ce\u30fc\u30c9\u540c\u58eb\u3092\u7e4b\u3052\u5408\u308f\u305b\u308b\u3000\u203b\u62e0\u70b9\u540c\u58eb\u3092\u7e4b\u3052\u308bWAN\u3067\u4f7f\u7528\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308b<br><strong>\u30fb\u30d5\u30eb\u30e1\u30c3\u30b7\u30e5\uff1a<\/strong>\u30ea\u30f3\u30af\u304c\u5207\u308c\u3066\u3082\u3001\u4ed6\u306e\u30ce\u30fc\u30c9\u3092\u901a\u3058\u3066\u63a5\u7d9a\u3067\u304d\u308b\u3002<br><strong>\u30fb\u30d0\u30fc\u30b7\u30e3\u30eb\u30e1\u30c3\u30b7\u30e5\uff1a<\/strong>\u4f7f\u7528\u983b\u5ea6\u306e\u9ad8\u3044\u3082\u306e\u9593\u306e\u307f\u3064\u306a\u3050\uff08\u203b\u30b3\u30b9\u30c8\u524a\u6e1b\uff09<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2VPN\u63a5\u7d9a<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u69cb\u6210\u3059\u308b\u306e\u306f\u4ee5\u4e0b\u306e2\u3064\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3002<br><strong>\u30fb\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2VPN\u63a5\u7d9a<\/strong><br>\u5358\u4e00\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u6697\u53f7\u5316\u3067\u304d\u308b\u3002<br><strong>\u30fb\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2VPN<\/strong><br>\u8907\u6570\u306e\u30c7\u30d0\u30a4\u30b9\uff08\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3001\u30bf\u30d6\u30ec\u30c3\u30c8\u3001\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306a\u3069\uff09\u3092\u4e00\u5ea6\u306b\u4fdd\u8b77\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u4eee\u60f3\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<br>(Virtual Private Gateway)<\/strong><\/td><td>VPN\u63a5\u7d9a\u306b\u304a\u3044\u3066\u306eAmazon VPC\u5074\u306b\u914d\u7f6e\u3059\u308bVPN\u30b3\u30f3\u30bb\u30f3\u30c8\u30ec\u30fc\u30bf\u3002\u8907\u6570\u306e\u30ab\u30b9\u30bf\u30de\u30fc\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u304b\u3089\u306eVPN\u63a5\u7d9a\u3092\u53d7\u3051\u4ed8\u3051\u308b\u3053\u3068\u304c\u53ef\u80fd\u3002<\/td><\/tr><tr><td><strong>\u30ab\u30b9\u30bf\u30de\u30fc\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<br>(Customer Gateway)<\/strong><\/td><td>VPN \u63a5\u7d9a\u306b\u304a\u3044\u3066\u306e\u30e6\u30fc\u30b6\u5074\u306b\u914d\u7f6e\u3055\u308c\u308bVPN\u88c5\u7f6e\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">\u30d7\u30ed\u30c8\u30b3\u30eb\uff08\u901a\u4fe1\u898f\u7d04\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u306e\u5f62\u5f0f\u3084\u3084\u308a\u53d6\u308a\u3059\u308b\u9806\u756a\u3001\u30a8\u30e9\u30fc\u5bfe\u51e6\u306e\u65b9\u6cd5\u3068\u3044\u3063\u305f\u898f\u683c\u30fb\u624b\u9806\u306a\u3069\u3001\u3069\u306e\u3088\u3046\u306b\u901a\u4fe1\u3092\u884c\u3046\u306e\u304b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfARP\uff08Address Resolution Protocol)<\/strong><br>\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u306e\u60c5\u5831\u3092\u57fa\u306b\u3057\u3066\u5b9b\u5148MAC\u30a2\u30c9\u30ec\u30b9\u3092\u8abf\u3079\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3002IP\u30a2\u30c9\u30ec\u30b9\u3068MAC\u30a2\u30c9\u30ec\u30b9\u306e\u95a2\u9023\u6027\u3092ARP\u30c6\u30fc\u30d6\u30eb\u306b\u8a18\u9332\u3059\u308b\u3002<br>\uff08ARP\u30ea\u30af\u30a8\u30b9\u30c8 \/ ARP\u30ea\u30d7\u30e9\u30a4\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfDHCP(Dyanmic Host Configuration Protocol)<\/strong><br>\u30e6\u30fc\u30b6\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306bIP\u30a2\u30c9\u30ec\u30b9\u306a\u3069\u306e\u60c5\u5831\u3092\u81ea\u52d5\u7684\u306b\u5272\u308a\u5f53\u3066\u308b\u3002<br><strong>[DHCP\u306e\u5272\u308a\u5f53\u3066\u65b9\u306b\u3064\u3044\u3066]<\/strong><br>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u7aef\u672b\u304cDHCP ACK\u3092\u53d7\u3051\u53d6\u308b\u3068\u3001DHCP\u30b5\u30fc\u30d0\u304b\u3089\u63d0\u6848\u3055\u308c\u305fIP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u5206\u306eIP\u30a2\u30c9\u30ec\u30b9\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfHTTPS\u30fbHTTP<\/strong><br>\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u306b\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306e\u5185\u5bb9\u3092\u8868\u793a\u3055\u305b\u308b\u305f\u3081\u306e\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>HTTP\u30ec\u30b9\u30dd\u30f3\u30b9<\/strong><\/summary>\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\uff11\uff10\uff10\u756a\u53f0<\/strong><\/td><td>\u60c5\u5831\u3002\u7d9a\u304d\u306e\u60c5\u5831\u304c\u3042\u308b\u3053\u3068\u3092\u4f1d\u3048\u308b<\/td><\/tr><tr><td><strong>\uff12\uff10\uff10\u756a\u53f0<\/strong><\/td><td>\u6210\u529f\u3002Web\u30b5\u30fc\u30d0\u30bd\u30d5\u30c8\u304c\u30ea\u30af\u30a8\u30b9\u30c8\u3046\u3043\u51e6\u7406\u3067\u304d\u305f\u3053\u3068\u3092\u4f1d\u3048\u308b<\/td><\/tr><tr><td><strong>\uff13\uff10\uff10\u756a\u53f0<\/strong><\/td><td>\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3002\u5225\u306eURL\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3057\u76f4\u3059\u3088\u3046\u306b\u8981\u6c42\u3059\u308b<\/td><\/tr><tr><td><strong>\uff14\uff10\uff10\u756a\u53f0<\/strong><\/td><td>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30a8\u30e9\u30fc\u3002\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u554f\u984c\u304c\u3042\u3063\u305f\u305f\u3081\u3001\u51e6\u7406\u3067\u304d\u306a\u304b\u3063\u305f<\/td><\/tr><tr><td><strong>\uff15\uff10\uff10\u756a\u53f0<\/strong><\/td><td>\u30b5\u30fc\u30d0\u30fc\u30a8\u30e9\u30fc\u3002\u30b5\u30fc\u30d0\u30fc\u5074\u306b\u554f\u984c\u304c\u3042\u3063\u305f\u305f\u3081\u3001\u51e6\u7406\u304c\u3067\u304d\u306a\u304b\u3063\u305f<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfTCP\/IP\uff08\u4e00\u822c\u7684\uff09<\/strong><br>TCP\uff08Transmission Control Protocol\uff09\u3068IP\uff08Internet Protocol\uff09\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u901a\u4fe1\u30d7\u30ed\u30c8\u30b3\u30eb\u3002 \u307e\u305f\u3001TCP\u3068IP\u3092\u542b\u3080\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5e83\u304f\u6a19\u6e96\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u7fa4\u5168\u4f53\u306e\u7dcf\u79f0\u3002<br><strong>[\u30b9\u30ea\u30fc\u30a6\u30a7\u30a4\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\uff08\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u306e\u78ba\u7acb\uff09]<\/strong><br>IP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067TCP\u306b\u3088\u308b\u63a5\u7d9a\uff08\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\uff09\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306e\u624b\u9806\u3002\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u53d7\u4fe1\u30923\u56de\u884c\u3046\u3053\u3068\u304b\u3089\u3053\u306e\u3088\u3046\u306b\u547c\u3070\u308c\u308b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u578b\uff08\u4fe1\u983c\u6027\uff09<\/strong><br>\u53d7\u4fe1\u5074\u306e\u74b0\u5883\u3092\u78ba\u8a8d\u3057\u3066\u3001\u30c7\u30fc\u30bf\u306e\u9001\u4fe1\u3092\u3059\u308b\u3002\u5fdc\u7b54\u304c\u306a\u3051\u308c\u3070\u518d\u9001\u3059\u308b\u3002<br><strong>[\u30d7\u30ed\u30c8\u30b3\u30eb]<\/strong><br>TCP(Transmission Control Protocol)\uff1a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308b\u3068\u3001\u305d\u306e\u30c7\u30fc\u30bf\u306bTCP\u30d8\u30c3\u30c0\u3092\u4ed8\u4e0e\u3057\u3066\u3001TCP\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u4f5c\u6210\u3059\u308b\u3002<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u51e6\u7406\u306e\u6d41\u308c]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304b\u3089\u5927\u304d\u306a\u30b5\u30a4\u30ba\u306e\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308b\u3068\u3001MSS\u306e\u30b5\u30a4\u30ba\u306b\u5206\u5272\u3057\u3066\u8907\u6570\u306eTCP\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>MSS\uff08Maximum Segment Size\uff09<\/strong>\uff1a1\u3064\u306eTCP\u30bb\u30b0\u30e1\u30f3\u30c8\u3067\u9001\u4fe1\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u6700\u5927\u306e\u30b5\u30a4\u30ba\u3002<br><strong>\u203bACK<\/strong>\uff1a\u78ba\u8a8d\u5fdc\u7b54\u3002\u53d7\u4fe1\u5074\u306f\u5fc5\u305a\u78ba\u8a8d\u5fdc\u7b54\u3092\u8fd4\u3059\u3053\u3068\u306b\u306a\u3063\u3066\u3044\u308b\u3002<br><\/li>\n\n\n\n<li><strong>\u9806\u5e8f\u5236\u5fa1<\/strong>\uff1a\u5206\u5272\u3055\u308c\u305f\u8907\u6570\u306e\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u9806\u756a\u901a\u308a\u306b\u9001\u4fe1\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u518d\u9001\u5236\u5fa1<\/strong>\uff1a\u3042\u308b\u4e00\u5b9a\u6642\u9593\u3001\u53d7\u3051\u53d6\u308a\u5074\u304b\u3089\u5fdc\u7b54\u304c\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u518d\u5ea6\u9001\u4fe1\u3092\u5b9f\u65bd\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30a6\u30a3\u30f3\u30c9\u30a6\u5236\u5fa1\uff08\u30d5\u30ed\u30fc\u5236\u5fa1\uff09\uff1a<\/strong>TCP\u30d8\u30c3\u30c0\u306b\u3042\u308b\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u30b5\u30a4\u30ba\u3092\u5229\u7528\u3059\u308b\u3002<br>\u53d7\u3051\u624b\u5074\u304c\u78ba\u8a8d\u5fdc\u7b54\u3092\u8fd4\u3059\u969b\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u30b5\u30a4\u30ba\u306b\u81ea\u8eab\u306e\u30d0\u30c3\u30d5\u30a1\u91cf\u3092\u4f1d\u3048\u308b\u3002<\/li>\n<\/ul>\n<\/details>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30ec\u30b9\u578b\uff08\u8fc5\u901f\u6027\uff09<\/strong><br><strong>[\u30d7\u30ed\u30c8\u30b3\u30eb]<\/strong><br>UDP(User Datagram Protocol)\uff1a\u76f8\u624b\u306e\u72b6\u614b\u3092\u78ba\u8a8d\u305b\u305a\u306b\u30c7\u30fc\u30bf\u3092\u3044\u304d\u306a\u308a\u9001\u4fe1\u3059\u308b\u3002\uff08\u52b9\u7387\u6027\uff1e\u4fe1\u983c\u6027\uff09<br>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u9069\u3057\u3066\u3044\u308b\u3002<br>\u203bUDP\u30c7\u30fc\u30bf\u30b0\u30e9\u30e0\uff1aUDP\u30d8\u30c3\u30c0\u304c\u4ed8\u52a0\u3055\u308c\u305f\u30c7\u30fc\u30bf\u306e\u3053\u3068<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u8fd1\u96a3\u63a2\u7d22\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong><br><strong>[\u8fd1\u96a3\u63a2\u7d22\u306e\u65b9\u6cd5]<\/strong><br>\u96a3\u63a5\u3059\u308b\u30ce\u30fc\u30c9\u3092\u767a\u898b\u3059\u308b\u305f\u3081\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u3002<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u81ea\u52d5\u8a2d\u5b9a \/ \u30ec\u30a4\u30e42\u30a2\u30c9\u30ec\u30b9\u89e3\u6c7a]<\/strong><\/summary>\n<ul class=\"wp-block-list\">\n<li><strong>\u81ea\u52d5\u8a2d\u5b9a<\/strong><br>IPv6 \u30a2\u30c9\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a\u3002<br><strong>\u30fb\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb<\/strong><br>DHCPv6\u30b5\u30fc\u30d0\u304b\u3089IPv6\u30a2\u30c9\u30ec\u30b9\u3092\u5272\u308a\u5f53\u3066\u3066\u3082\u3089\u3046\u65b9\u6cd5<br><strong>\u30fb\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9<\/strong><br>\u30eb\u30fc\u30bf\u306b\u8a2d\u5b9a\u3057\u305fIIPv6\u30a2\u30c9\u30ec\u30b9\u306e\u60c5\u5831\u3092\u57fa\u306b\u3001\u8fd1\u96a3\u63a2\u7d22\u6a5f\u80fd\u3092\u4f7f\u3063\u3066\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u81ea\u52d5\u3067IPv6\u30a2\u30c9\u30ec\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u65b9\u6cd5\u3002<br><br>\u203b\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u30a2\u30c9\u30ec\u30b9\u81ea\u52d5\u8a2d\u5b9a(SLAAC)\u3067\u306fICMPv6\u306e\u60c5\u5831\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u4f7f\u7528\u3059\u308b<br>\u21d2DHCPv6\u30b5\u30fc\u30d0\u3092\u4f7f\u7528\u3057\u306a\u304f\u3066\u3082\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306bIPv6\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u52d5\u7684\u306b\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ec\u30a4\u30e42\u30a2\u30c9\u30ec\u30b9\u89e3\u6c7a<\/strong><br><strong>\u30fbNS\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>\uff1aARP\u30ea\u30af\u30a8\u30b9\u30c8<br><strong>\u30fbNA\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>\uff1aARP\u30ea\u30d7\u30e9\u30a4<br><strong>\u25cf\u8981\u8acb\u30ce\u30fc\u30c9\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><br>\u30ec\u30a4\u30e42\u30a2\u30c9\u30ec\u30b9\u89e3\u6c7a\u6642\u306b\u4f7f\u7528\u3059\u308b\u3002\u540c\u3058\u30b5\u30d6\u30cd\u30c3\u30c8\u4e0a\u306b\u3042\u308b\u8907\u6570\u306e\u30db\u30b9\u30c8\u306b\u5bfe\u3057\u3001IP\u30a2\u30c9\u30ec\u30b9\u306e\u4e0b\u4f4d24\u30d3\u30c3\u30c8\u3092\u53c2\u7167\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u4f59\u8a08\u306a\u8ca0\u8377\u3092\u304b\u3051\u305a\u306b\u52b9\u7387\u7684\u306b\u30a2\u30c9\u30ec\u30b9\u89e3\u6c7a\u3092\u884c\u3046\u3002<\/li>\n<\/ul>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\"><strong>\u30dd\u30fc\u30c8<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u30d1\u30bd\u30b3\u30f3\u306b\u63a5\u7d9a\u3059\u308b\u969b\u306e\u5165\u53e3\u6249\u307f\u305f\u3044\u306a\u3082\u306e\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cftelnet<\/strong><br>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u7d4c\u7531\u3057\u3066\u4ed6\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\uff08\u4e3b\u306b\u30b5\u30fc\u30d0\uff09\u306b\u63a5\u7d9a\u3057\u3001\u9060\u9694\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cfSSH<\/strong><br>\u901a\u4fe1\u5185\u5bb9\u304c\u6697\u53f7\u5316\u3055\u308c\u308btelnet\u3063\u307d\u3044\u3084\u3064\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>SSH\u30af\u30e9\u30a4\u30a2\u30f3\u30c8<\/strong><br>SSH\u3067\u63a5\u7d9a\u3059\u308b\u5143\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\uff08\u3068\u304b\u3001\u305d\u306e\u3068\u304d\u306b\u4f7f\u3046\u30bd\u30d5\u30c8\u3084\u30d7\u30ed\u30b0\u30e9\u30e0\uff09<br><\/li>\n\n\n\n<li><strong>SSH\u30b5\u30fc\u30d0\u30fc<\/strong><br>SSH\u3067\u63a5\u7d9a\u3055\u308c\u308b\u5074\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30dd\u30fc\u30c8\u756a\u53f7<\/strong><br>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e16\u30d3\u30c3\u30c8\u306e\u6570\u5024\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30a6\u30a7\u30eb\u30ce\u30a6\u30f3\u30dd\u30fc\u30c8\uff08\uff10\uff5e\uff11\uff10\uff12\uff13\u756a\uff09<\/strong><br>\u4e3b\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u4e88\u7d04\u3055\u308c\u305f\u756a\u53f7\u3002\u300c\u3088\u304f\u77e5\u3089\u308c\u305f\u300d<br>\u203b\u30ec\u30b8\u30b9\u30bf\u30fc\u30c9\u30dd\u30fc\u30c8\uff081024\uff5e49151\uff09<br>\u203b\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30dd\u30fc\u30c8\uff0849152\uff5e65535\uff09<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u30dd\u30fc\u30c8\u4e00\u89a7\u8868]<\/strong><\/summary>\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30dd\u30fc\u30c8\u756a\u53f7<\/th><th>\u30d7\u30ed\u30c8\u30b3\u30eb<\/th><\/tr><\/thead><tbody><tr><td>TCP 20<\/td><td>FTP (\u30c7\u30fc\u30bf)<\/td><\/tr><tr><td>TCP 21<\/td><td>FTP (\u5236\u5fa1)<\/td><\/tr><tr><td>TCP 22<\/td><td>SSH<\/td><\/tr><tr><td>TCP 23<\/td><td>Telnet<\/td><\/tr><tr><td>TCP 25<\/td><td>SMTP<\/td><\/tr><tr><td>UDP 53<\/td><td>DNS<\/td><\/tr><tr><td>UDP 67<\/td><td>DHCP\uff08\u30b5\u30fc\u30d0\uff09<\/td><\/tr><tr><td>UDP 68<\/td><td>DHCP\uff08\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff09<\/td><\/tr><tr><td>TCP 80<\/td><td>HTTP<\/td><\/tr><tr><td>TCP 110<\/td><td>POP3<\/td><\/tr><tr><td>UDP 123<\/td><td>NTP<\/td><\/tr><tr><td>TCP 443<\/td><td>HTTPS<\/td><\/tr><tr><td>\u30dd\u30fc\u30c83389\u756a\uff08TCP\uff09<\/td><td>RDP<\/td><\/tr><tr><td>WELL KNOWN PORT NUMBERS 0~1023<\/td><td><\/td><\/tr><tr><td><\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">IP\u901a\u4fe1<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>[<a href=\"https:\/\/note.cman.jp\/network\/subnetmask.cgi\" target=\"_blank\" rel=\"noopener\" title=\"\">IP\u30a2\u30c9\u30ec\u30b9 \u30ec\u30f3\u30b8\u78ba\u8a8d<\/a>]<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IP\uff08IPv4 , IPv6)\uff1aIPv6\uff08128b\uff09>IPv4\uff08\u3059\u3067\u306b\u67af\u6e07\u3057\u3066\u3044\u308b\uff09<br>\u300c0.0.0.0\/0\u300d(IPv4\u30a2\u30c9\u30ec\u30b9)\u3000::\/0(IPv6\u30a2\u30c9\u30ec\u30b9)<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>IP\u30d8\u30c3\u30c0<\/strong><\/td><td>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3067\u30c7\u30fc\u30bf\u306e\u8ee2\u9001\u3092\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\uff08\u305f\u304f\u3055\u3093\u306e\u30d5\u30a3\u30fc\u30eb\u30c9(\u9818\u57df)\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\uff09<\/td><\/tr><tr><td><strong>TTL\uff08Time To Live\uff09<\/strong><\/td><td>\u30d1\u30b1\u30c3\u30c8\u306e\u751f\u5b58\u671f\u9593\u3002\u30d1\u30b1\u30c3\u30c8\u304c\u5230\u7740\u3057\u306a\u3044\u5834\u5408\u3001\u751f\u5b58\u671f\u9593\u3092\u904e\u304e\u308b\u3068\u7834\u68c4\u3002\u30d1\u30b1\u30c3\u30c8\u306e\u30eb\u30fc\u30d7\u3092\u56de\u907f\u3067\u304d\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[IPv4 , IPv6\u306e\u9055\u3044]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">IP\uff56\uff14\u3067\u306f\u30a2\u30c9\u30ec\u30b9\u3092\uff13\uff12bit\u306e\u756a\u53f7\u3067\u8868\u308f\u3057\u3066\u3044\u307e\u3057\u305f\u304c\u3001IP\uff56\uff16\u3067\u306f\uff11\uff12\uff18bit\u3067\u8868\u308f\u3059\u3053\u3068\u306b\u306a\u3063\u3066\u3044\u308b\u3002IP\uff56\uff14\u306e\u8868\u8a18\u6cd5\u306f\u3042\u304f\u307e\u3067\u4eba\u9593\u304c\u6271\u3046\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u304b\u3089\u3001\u5165\u529b\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5074\u3067\u306f\u3053\u308c\u3092\uff12\u9032\u6570\u306b\u623b\u3057\u3066\u4f7f\u3046\u3002\u307e\u305f\u3001\u3053\u306e\uff11\uff10\u9032\u6570\u306b\u7f6e\u304d\u63db\u3048\u3066\u8868\u8a18\u3059\u308b\u65b9\u6cd5\u306f\u3001\u7d50\u5c40\u3044\u308d\u3044\u308d\u4e0d\u4fbf\u306a\u3068\u3053\u308d\u3082\u3042\u308b\u306e\u3067\u3001IP\uff56\uff16\u3067\u306f\u5ec3\u6b62\u3055\u308c\u305f\u3002IP\uff56\uff16\u3067\u306f\u5143\u306e\uff12\u9032\u6570\u306e\u30a2\u30c9\u30ec\u30b9\u3092\uff11\uff16\u9032\u6570\u3092\u4f7f\u3063\u3066\u8868\u8a18\u3059\u308b\u3088\u3046\u3001\u6c7a\u307e\u308a\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[\u901a\u4fe1\u30a2\u30c9\u30ec\u30b9\u306e\u7a2e\u985e]<\/strong><\/summary>\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>1\u5bfe1\u306e\u901a\u4fe1\u3067\u4f7f\u7528\u3059\u308b\u3002<br>\u30fb\u30b0\u30ed\u30fc\u30d0\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\uff1d\u30b0\u30ed\u30fc\u30d0\u30eb\u30a2\u30c9\u30ec\u30b9<br>\u30fb\u30ea\u30f3\u30af\u30ed\u30fc\u30ab\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\uff1a\u540c\u3058\u30b5\u30d6\u30cd\u30c3\u30c8\u5185\u306b\u3066\u901a\u4fe1\u53ef\u80fd<br>\u30fb\u30e6\u30cb\u30fc\u30af\u30ed\u30fc\u30ab\u30eb\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\uff1a\u4f01\u696d\u3084\u5bb6\u5ead\u5185\u306e\u307f\u3067\u4f7f\u7528\u3055\u308c\u308b<\/td><\/tr><tr><td><strong>\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>\u7279\u5b9a\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u5bfe\u3059\u308b\u901a\u4fe1\u306e\u5b9b\u5148\u3068\u306a\u308b\u30a2\u30c9\u30ec\u30b9\u3002\u4e00\u5bfe\u591a\u306e\u901a\u4fe1\u3067\u4f7f\u7528\u3059\u308b\u3002<\/td><\/tr><tr><td><strong>\u30a8\u30cb\u30fc(any)\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>\u8907\u6570\u306e\u30ce\u30fc\u30c9\uff08\u30b5\u30fc\u30d0\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u306b\u540c\u3058\u30e6\u30cb\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9\u3092\u4ed8\u4e0e\u3057\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u4e0a\u3001\u4e00\u756a\u8fd1\u3044\u30ce\u30fc\u30c9\u306b\u8ee2\u9001\u3059\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[ICMP]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">IP\u901a\u4fe1\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u8ee2\u9001\u306e\u30a8\u30e9\u30fc\u901a\u77e5\u3084\u5236\u5fa1\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u901a\u77e5\u306a\u3069\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td>\uff10\uff1a\u30a8\u30b3\u30fc\u5fdc\u7b54\uff08\u53ef\u80fd\uff09<\/td><td>\uff18\uff1a\u30a8\u30b3\u30fc\u8981\u6c42<\/td><\/tr><tr><td>3\uff1a\u5b9b\u5148\u5230\u9054\u4e0d\u80fd<\/td><td>\uff11\uff11\uff1a\u6642\u9593\u8d85\u904e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u203bICMPv6\uff1aIPv6\u3067\u4f7f\u7528\u3055\u308c\u308bICMP\u3002ICMPv6\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u4ee5\u4e0b\u306e\u306b\u5206\u304b\u308c\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30fb\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>\uff1a\u30d1\u30b1\u30c3\u30c8\u3092\u51e6\u7406\u3059\u308b\u969b\u306b\u691c\u51fa\u3057\u305f\u30a8\u30e9\u30fc\u901a\u77e5<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u30bf\u30a4\u30d7[\uff11]\uff1a\u5b9b\u5148\u5230\u9054\u4e0d\u80fd<\/td><td>\u30bf\u30a4\u30d7[\uff13]\uff1a\u6642\u9593\u7d4c\u904e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30fb\u60c5\u5831\u30e1\u30c3\u30bb\u30fc\u30b8<\/strong>\uff1aTCP\/IP\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u5fc5\u8981\u306a\u60c5\u5831\u306e\u4ea4\u63db\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a3a\u65ad\u6a5f\u80fd\u306a\u3069<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u30bf\u30a4\u30d7[\uff11\uff12\uff18]\uff1a\u30a8\u30b3\u30fc\u8981\u6c42<\/td><td>\u30bf\u30a4\u30d7[\uff11\uff13\uff14]\uff1a\u30eb\u30fc\u30bf\u5e83\u544a<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7[\uff11\uff12\uff19]\uff1a\u30a8\u30b3\u30fc\u5fdc\u7b54<\/td><td>\u30bf\u30a4\u30d7[\uff11\uff13\uff15]\uff1a\u8fd1\u96a3\u8981\u8acb<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7[\uff11\uff13\uff13]\uff1a\u30eb\u30fc\u30bf\u8981\u8acb<\/td><td>\u30bf\u30a4\u30d7[\uff11\uff13\uff16]\uff1a\u8fd1\u96a3\u5e83\u544a<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/details>\n\n\n\n<h2 class=\"wp-block-heading has-luminous-dusk-gradient-background has-background has-medium-font-size\">IP\u30a2\u30c9\u30ec\u30b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1\u30aa\u30af\u30c6\u30c3\u30c9\uff1d8bit \u00d74 \u21d232bit\u3000\u3000\u30cd\u30c3\u30c8\u30ef\u30fc\u30af[1\u3067\u8868\u73fe]\uff08\u5834\u6240\u3001\u7bc4\u56f2\uff09 , \u30db\u30b9\u30c8\u90e8[32bit]\uff08\u540d\u524d\uff09\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002<br>\u203b\uff18bit\u3065\u3064\uff14\u3064\u306e\u56fa\u307e\u308a\u306b\u5206\u5272\u3057\u3001\u305d\u306e\u305d\u308c\u305e\u308c\u3092\uff11\uff10\u9032\u6570\u3067\u8868\u8a18\u3059\u308b\u65b9\u6cd5\u304c\u8003\u6848\u3055\u308c\u305f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u25cf\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u8868\u8a18<\/strong><br>\uff29\uff30\u30a2\u30c9\u30ec\u30b9\u3068\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u3092\u540c\u6642\u306b\u8868\u73fe\u3059\u308b\u8868\u8a18\u65b9\u6cd5\u3002<br>192.168.1.0\/24\u21d2\u5148\u982d\u304b\u308924bit\u307e\u3067(255.255.255.0)\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u5206\uff0824\/32bit\uff09<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>NAT<\/strong><\/td><td>\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3092\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30a2\u30c9\u30ec\u30b9\u306b\u5909\u63db\u3059\u308b\u6a5f\u80fd\uff081\u5bfe1\uff09<\/td><\/tr><tr><td><strong>NAPT<\/strong><\/td><td>\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5909\u66f4\u3001\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u30011\u3064\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3068\u8907\u6570\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u7d10\u4ed8\u3051\u3089\u308c\u308b\u3002\u8907\u6570\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3092\u4e00\u3064\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u4e0a\u3067\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\" open><summary><strong>\u30a2\u30c9\u30ec\u30b9\u30af\u30e9\u30b9<\/strong><\/summary>\n<p class=\"wp-block-paragraph\">\u6c7a\u5b9a\u3059\u308b\u5883\u754c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td>\u30af\u30e9\u30b9A\u30a2\u30c9\u30ec\u30b9<\/td><td>\u7b2c1\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 , \u7b2c2\uff5e\u7b2c4\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30db\u30b9\u30c8\u90e8<\/td><\/tr><tr><td>\u30af\u30e9\u30b9B\u30a2\u30c9\u30ec\u30b9<\/td><td>\u7b2c1 , 2\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 , \u7b2c3 , 4\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30db\u30b9\u30c8\u90e8<\/td><\/tr><tr><td>\u30af\u30e9\u30b9C\u30a2\u30c9\u30ec\u30b9<\/td><td>\u7b2c1\uff5e3\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8 , \u7b2c4\u30aa\u30af\u30c6\u30c3\u30c9\uff1a\u30db\u30b9\u30c8\u90e8<\/td><\/tr><tr><td>\u30af\u30e9\u30b9D\u30a2\u30c9\u30ec\u30b9<\/td><td>\u30de\u30eb\u30c1\u30ad\u30e3\u30b9\u30c8\u7528\u306e\u30a2\u30c9\u30ec\u30b9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30fb\u30af\u30e9\u30b9\u30d5\u30eb\u30a2\u30c9\u30ec\u30b9\uff1a<\/strong>\u4e0a\u8a18\u30af\u30e9\u30b9\u306b\u57fa\u3065\u3044\u305f\u30a2\u30c9\u30ec\u30b9<br><strong>\u30fb\u30af\u30e9\u30b9\u30ec\u30b9\u30a2\u30c9\u30ec\u30b9\uff1a<\/strong>\u7ba1\u7406\u8005\u306b\u3088\u3063\u3066\u67d4\u8edf\u306b\u30af\u30e9\u30b9\u3092\u5909\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u304c\u5927\u304d\u3044\u3068\u3001IP\u30a2\u30c9\u30ec\u30b9\u306e\u7121\u99c4\u9063\u3044\u306b\u306a\u308b\uff09<\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>[IP\u30a2\u30c9\u30ec\u30b9\u306e\u6700\u5927\u300c255.255.255.255\u300d]<\/strong><\/summary>\n<p class=\"wp-block-paragraph\"><strong>[\u306a\u305c \u300c255\u300d\u3067\u3042\u308b\u304b\uff1f]<\/strong><br>IPv4\u306f 32\u30d3\u30c3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9\u30928\u30d3\u30c3\u30c8\u3054\u3068\u306b10\u9032\u6570\u3067\u5206\u304b\u3061\u66f8\u304d\u3059\u308b\u305f\u3081\u3002\u8868\u8a18\u30eb\u30fc\u30eb\u306b\u306f\u4ed6\u306e\u65b9\u6cd5\u3082\u3042\u308b\u306e\u3067\u30010\uff5e4294967295 \u304b\u3082\u3057\u308c\u306a\u3044\u30028\u30d3\u30c3\u30c8\u3063\u3066\u3053\u3068\u306f\u300100000000\uff5e11111111 (0\uff5e11111111)\u3068\u3044\u30462\u9032\u6570\u3001\u3053\u308c\u309210\u9032\u6570\u3067\u8868\u8a18\u3059\u308c\u30700\uff5e255\u3001\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308b\u3002<br>\u21d2\u8868\u8a18\u306f10\u9032\u6570\u30022\u9032\u6570\u306b\u3059\u308b\u3068\u3001\u300c0\u300d\u300c1\u300d\u3068\u8868\u73fe\u3067\u304d\u308b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>IP\u30a2\u30c9\u30ec\u30b9\u306e\u69cb\u9020<\/strong><\/summary>\n<p class=\"wp-block-paragraph\"><strong>\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30c9\u30ec\u30b9<\/strong>\uff1a\u30db\u30b9\u30c8\u90e8\u304c0\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b<br><strong>\u30fb\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong>\uff1a\u30db\u30b9\u30c8\u90e8\u304c1\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30db\u30b9\u30c8\u5185\u306b\u4e00\u6589\u306b\u30c7\u30fc\u30bf\u3092\u9001\u308b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table><tbody><tr><td><strong>\u30ea\u30df\u30c6\u30c3\u30c9\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>\u5168\u30aa\u30af\u30c6\u30c3\u30c9\u304c1\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002\u81ea\u5206\u304c\u6240\u5c5e\u3057\u3066\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3059\u3079\u3066\u306e\u30db\u30b9\u30c8\u306b\u5bfe\u3057\u3066\u901a\u4fe1\u3092\u884c\u3046\u3002<\/td><\/tr><tr><td><strong>\u30c0\u30a4\u30ec\u30af\u30c8\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30a2\u30c9\u30ec\u30b9<\/strong><\/td><td>\u81ea\u5206\u304c\u6240\u5c5e\u3057\u3066\u3044\u306a\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u30db\u30b9\u30c8\u3059\u3079\u3066\u306b\u9001\u4fe1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary><strong>\u30b5\u30d6\u30cd\u30c3\u30c8<\/strong><\/summary>\n<p class=\"wp-block-paragraph\"><strong>[\u30b5\u30d6\u30cd\u30c3\u30c8\u5316]<\/strong><br>\u4e00\u3064\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8907\u6570\u306b\u5206\u5272\u3059\u308b\u3053\u3068\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b5\u30d6\u30cd\u30c3\u30c8\u90e8<\/strong><br>\u30b5\u30d6\u30cd\u30c3\u30c8\u8b58\u5225\u306e\u305f\u3081\uff08\u30db\u30b9\u30c8\u90e8\u306e\u4e00\u90e8\u3092\u62dd\u501f\u3059\u308b\uff09<br>\u21d2\u30b5\u30d6\u30cd\u30c3\u30c8\u90e8\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u4f55\u500b\u76ee\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\u3067\u3042\u308b\u304b\u5224\u5225\u3067\u304d\u308b<br>\uff08\u6700\u521d\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\uff09\u3000172.16.0.0<br>\uff082\u756a\u76ee\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\uff09\u00a0 172.16.1.0<br>\uff083\u756a\u76ee\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\uff09\u00a0 172.16.2.0<br>\uff08256\u756a\u76ee\u306e\u30b5\u30d6\u30cd\u30c3\u30c8\uff09\u00a0 172.16.255.0<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af<\/strong><br>[<a href=\"https:\/\/www.infraexpert.com\/study\/ip7.html\" target=\"_blank\" rel=\"noopener\" title=\"\u53c2\u8003\u30b5\u30a4\u30c8\">\u53c2\u8003\u30b5\u30a4\u30c8<\/a>]<br>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30db\u30b9\u30c8\u90e8\u306e\u5883\u76ee\u304c\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u3002IP\u30a2\u30c9\u30ec\u30b9\u3092\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u5206\u3068\u30db\u30b9\u30c8\u90e8\u5206\u306b\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u6570\u5024\u306e\u3053\u3068\u3002\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u304c\u540c\u3058LAN\u306b\u3044\u308b\u304b\u3092\u5224\u65ad\u3059\u308b\u969b\u306b\u5229\u7528\u3055\u308c\u308b\u3002<br>\uff08\u6240\u611f\uff09\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u306f\u30b5\u30d6\u30cd\u30c3\u30c8\u30a2\u30c9\u30ec\u30b9\u3092\u793a\u3059\u305f\u3081\u306e\u3082\u306e<br>\u203b\u30b5\u30d6\u30cd\u30c3\u30c8\u30de\u30b9\u30af\u3092\uff12\u9032\u6570\u306b\u3059\u308b\u3068\u3001\u3069\u3053\u307e\u3067\u304c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u90e8\u3067\u3042\u308b\u304b\u3001\u30d3\u30c3\u30c8\u6570\u304c\u308f\u304b\u308b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<\/details>\n\n\n\n<h1 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background:linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 96%,rgb(254,248,76) 100%)\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u898f\u683c<\/h1>\n\n\n\n<figure class=\"wp-block-table has-x-small-font-size\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\uff37\uff25\uff30<\/strong><\/td><td>\u6c7a\u3081\u3089\u308c\u305f\u9577\u3055\u306e\u30ab\u30ae\uff08\uff14\uff10\uff5e\uff11\uff10\uff14\u30d3\u30c3\u30c8\uff09\u3092\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u4e21\u65b9\u306b\u8a2d\u5b9a\u3057\u3001\u540c\u3058\u9375\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3002<br>\u203b\u6697\u53f7\u5316\uff1a\uff32\uff23\uff14\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<br>[\u69cb\u6210] IV\uff08\u521d\u671f\u30d9\u30af\u30c8\u30eb\uff1a\u4e71\u6570\uff09+\uff37\uff25\uff30<\/td><\/tr><tr><td><strong>\uff37\uff30\uff21<\/strong><\/td><td>\uff34\uff2b\uff29\uff30\u3092\u4f7f\u7528\u3057\u305f\u6697\u53f7\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<br>[\u69cb\u6210] IV\uff08\u521d\u671f\u30d9\u30af\u30c8\u30eb\uff1a\u4e71\u6570\uff09+\uff37\uff25\uff30\uff0b\u4e00\u6642\u9375\uff08\u901a\u4fe1\u306e\u5ea6\u3001\u66f4\u65b0\u3055\u308c\u308b\uff09<br>\u21d2\uff2d\uff29\uff23\uff1a\u30c7\u30fc\u30bf\u90e8\u5206\u306b\u4ed8\u4e0e\u3055\u308c\u3001\u901a\u4fe1\u306e\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3002<br><strong>\u25cf\uff37\uff30\uff21\uff12<\/strong><br>\u6697\u53f7\u5316\u65b9\u5f0f\u306b\uff23\uff23\uff2d\uff30\uff08\u6697\u53f7\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3001\uff21\uff25\uff33\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3059\u308b\uff09\u3092\u63a1\u7528\uff08\u203bCBC-MAC\uff1a\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u5b8c\u5168\u6027\u3092\u4fdd\u8a3c\uff09<br><strong>\u25cf\uff37\uff30\uff21\uff13<\/strong><br>\uff33\uff21\uff25\u3068\u3044\u3046\u65b0\u3057\u3044\u304b\u304e\u4ea4\u63db\u306e\u4ed5\u7d44\u307f\u3092\u5b9f\u88c5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h1 class=\"wp-block-heading has-background has-medium-font-size\" style=\"background:linear-gradient(135deg,rgb(74,234,220) 0%,rgb(151,120,209) 20%,rgb(207,42,186) 40%,rgb(238,44,130) 60%,rgb(251,105,98) 95%,rgb(254,248,76) 100%)\">\u9032\u6570\u8a08\u7b97<\/h1>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"263\" src=\"https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-23-1024x263.png\" alt=\"\" class=\"wp-image-12897\" srcset=\"https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-23-1024x263.png 1024w, https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-23-300x77.png 300w, https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-23-768x197.png 768w, https:\/\/matomemopad.com\/wp-content\/uploads\/2025\/12\/image-23.png 1474w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4ee5\u4e0b\u306bCCNA\u30ec\u30d9\u30eb\u306e\u5b66\u7fd2\u5185\u5bb9\u3092\u8a18\u8f09\u3059\u308b\u3002 \u30ec\u30a4\u30e4\u30fc\u30e2\u30c7\u30eb \u203b\u592a\u5b57\uff1dTCP\/IP 4\u968e\u5c64\u30e2\u30c7\u30eb\uff08\u73fe\u5728\u306e\u4e3b\u6d41\uff09\u203b\u8ad6\u7406\u30a2\u30c9\u30ec\u30b9\uff1dIP\u30a2\u30c9\u30ec\u30b9 , \u7269\u7406\u30a2\u30c9\u30ec\u30b9\uff1dMAC\u30a2\u30c9\u30ec\u30b9 OSI\u53c2\u7167\u30e2\u30c7\u30eb \u8aac\u660e [\u30ec\u30a4\u30e4\u30fc\uff1a\uff17] \u30a2\u30d7\u30ea [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[102],"tags":[],"class_list":["post-5140","post","type-post","status-publish","format-standard","hentry","category-other-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/posts\/5140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/matomemopad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5140"}],"version-history":[{"count":77,"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/posts\/5140\/revisions"}],"predecessor-version":[{"id":12901,"href":"https:\/\/matomemopad.com\/index.php?rest_route=\/wp\/v2\/posts\/5140\/revisions\/12901"}],"wp:attachment":[{"href":"https:\/\/matomemopad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/matomemopad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/matomemopad.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}