{"id":173,"date":"2025-02-11T10:00:00","date_gmt":"2025-02-11T01:00:00","guid":{"rendered":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=173"},"modified":"2025-10-09T10:40:20","modified_gmt":"2025-10-09T01:40:20","slug":"%e3%82%a4%e3%83%bc%e3%82%b5%e3%83%8d%e3%83%83%e3%83%88-ethernet","status":"publish","type":"post","link":"https:\/\/ccna-curriculum.tech-village.co.jp\/?p=173","title":{"rendered":"\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8 (Ethernet)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8<\/span><\/strong>\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u540c\u58eb\u3092\u3064\u306a\u3050\u305f\u3081\u306e\u6a19\u6e96\u7684\u306a\u901a\u4fe1\u898f\u683c\u3067\u3042\u308a\u3001\u73fe\u5728\u4e16\u754c\u4e2d\u306eLAN\uff08\u30ed\u30fc\u30ab\u30eb\u30a8\u30ea\u30a2\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u3067\u6700\u3082\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002\u5bb6\u5ead\u3084\u4f1a\u793e\u3067\u30d1\u30bd\u30b3\u30f3\u3092\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u63a5\u7d9a\u3059\u308b\u3068\u304d\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3053\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u898f\u683c\u304c\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u306e\u901a\u4fe1\u3067\u306f\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u304c\u300c\u30b1\u30fc\u30d6\u30eb\u306e\u7a2e\u985e\u3084\u4fe1\u53f7\u306e\u9001\u308a\u65b9\u300d\u3068\u3044\u3063\u305f\u7269\u7406\u7684\u306a\u90e8\u5206\u3092\u6c7a\u3081\u3001TCP\/IP\u304c\u300c\u3069\u3093\u306a\u5185\u5bb9\u3092\u3069\u3046\u3084\u308a\u53d6\u308a\u3059\u308b\u304b\u300d\u3068\u3044\u3046\u901a\u4fe1\u306e\u4ed5\u7d44\u307f\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002\u8eca\u306b\u4f8b\u3048\u308b\u3068\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u9053\u8def\u3084\u4ea4\u901a\u30eb\u30fc\u30eb\u3001TCP\/IP\u306f\u904b\u3076\u8377\u7269\u306e\u4e2d\u8eab\u3084\u914d\u9054\u306e\u624b\u9806\u3068\u8003\u3048\u308b\u3068\u30a4\u30e1\u30fc\u30b8\u3057\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u6b74\u53f2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u8d77\u6e90\u306f\u3001\u30cf\u30ef\u30a4\u5927\u5b66\u3067\u958b\u767a\u3055\u308c\u305fALOHA\u30b7\u30b9\u30c6\u30e0\u306b\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u8907\u6570\u306e\u5cf6\u3092\u7121\u7dda\u3067\u7d50\u3076\u305f\u3081\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3001\u5f53\u6642\u3068\u3057\u3066\u306f\u9769\u65b0\u7684\u306a\u4ed5\u7d44\u307f\u3067\u3057\u305f\u3002\u3053\u306e\u4ed5\u7d44\u307f\u3092\u53c2\u8003\u306b\u3001\u30bc\u30ed\u30c3\u30af\u30b9\u306e\u7814\u7a76\u54e1\u30ed\u30d0\u30fc\u30c8\u30fb\u30e1\u30c8\u30ab\u30fc\u30d5\u304c1973\u5e74\u306b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u539f\u578b\u3092\u958b\u767a\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u5f8c\u3001\u30bc\u30ed\u30c3\u30af\u30b9\u306fDEC\u3068\u30a4\u30f3\u30c6\u30eb\u3068\u5354\u529b\u3057\u30013\u793e\u3067\u300cDIX\u4ed5\u69d8\u300d\u3068\u547c\u3070\u308c\u308b\u898f\u683c\u3092\u4f5c\u308a\u4e0a\u3052\u307e\u3059\u3002\u3053\u306eDIX\u4ed5\u69d8\u3092\u3082\u3068\u306b\u30011980\u5e74\u306bIEEE802\u59d4\u54e1\u4f1a\u3078\u63d0\u6848\u3055\u308c\u305f\u306e\u304c\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u59cb\u307e\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u767a\u5c55\u306f\u4e0b\u8868\u306e\u3088\u3046\u306b\u6574\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u5e74<\/th><th>\u51fa\u6765\u4e8b<\/th><\/tr><\/thead><tbody><tr><td>1970<\/td><td>\u30cf\u30ef\u30a4\u5927\u5b66\u306eALOHA\u30b7\u30b9\u30c6\u30e0\u8a95\u751f<\/td><\/tr><tr><td>1973<\/td><td>\u30ed\u30d0\u30fc\u30c8\u30fb\u30e1\u30c8\u30ab\u30fc\u30d5\u306b\u3088\u308a\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u958b\u767a<\/td><\/tr><tr><td>1980<\/td><td>DEC\u30fbIntel\u30fbXerox\u304cDIX\u4ed5\u69d8\u3092\u63d0\u6848\uff08Ethernet \u2160\uff09<\/td><\/tr><tr><td>1982<\/td><td>Ethernet \u2161\uff08Version 2.0\uff09\u304c\u767b\u5834<\/td><\/tr><tr><td>1983<\/td><td>IEEE802.3\u3068\u3057\u3066CSMA\/CD\u3092\u898f\u683c\u5316\u300110Base5\u3092\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1988<\/td><td>10Base2\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1990<\/td><td>10Base-T\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1995<\/td><td>100Base-TX\uff08Fast Ethernet\uff09\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1997<\/td><td>\u5168\u4e8c\u91cd\u901a\u4fe1\u304c\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1998<\/td><td>1000Base-X\uff08Gigabit Ethernet\uff09\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>1999<\/td><td>1000Base-T\uff08UTP\u30b1\u30fc\u30d6\u30eb\u3067\u306eGigabit\uff09\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>2002<\/td><td>10Gbps\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>2006<\/td><td>10GBase-T\u306e\u6a19\u6e96\u5316<\/td><\/tr><tr><td>2008<\/td><td>40Gbps\u30fb100Gbps\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u691c\u8a0e\u958b\u59cb<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">1980\u5e74\u4ee3\u306b\u306f\u30c8\u30fc\u30af\u30f3\u30ea\u30f3\u30b0\u3084FDDI\u3068\u3044\u3063\u305f\u4ed6\u306eLAN\u898f\u683c\u3082\u767b\u5834\u3057\u307e\u3057\u305f\u304c\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u4ed5\u69d8\u304c\u516c\u958b\u3055\u308c\u3001\u591a\u304f\u306e\u4f01\u696d\u3084\u958b\u767a\u8005\u306b\u652f\u6301\u3055\u308c\u305f\u305f\u3081\u3001\u4e8b\u5b9f\u4e0a\u306e\u6a19\u6e96\u898f\u683c\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u4eca\u65e5\u300cLAN\u300d\u3068\u8a00\u3048\u3070\u3001\u307b\u307c\u300c\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8LAN\u300d\u3092\u6307\u3059\u306e\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u306b\u51fa\u3084\u3059\u3044\u306e\u306f<strong><span class=\"swl-marker mark_yellow\">\u300c\u73fe\u5728\u4f7f\u308f\u308c\u3066\u3044\u308b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306e\u898f\u683c\u306f\u3001Ethernet \u2161\u3092\u57fa\u306bIEEE802.3\u3068\u3057\u3066\u7b56\u5b9a\u3055\u308c\u305f\u300d<\/span><\/strong>\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u3053\u3053\u306f\u5fc5\u305a\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IEEE\u3068\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">IEEE\uff08\u30a2\u30a4\u30c8\u30ea\u30d7\u30eb\u30a4\u30fc\uff09<\/span><\/strong>\u306f\u96fb\u6c17\u30fb\u96fb\u5b50\u5206\u91ce\u3067\u4e16\u754c\u6700\u5927\u306e\u5b66\u4f1a\u3067\u3042\u308a\u3001\u305d\u306e\u4e2d\u306bLAN\u898f\u683c\u3092\u62c5\u5f53\u3059\u308b\u59d4\u54e1\u4f1a\u304cIEEE802\u3067\u3059\u3002\u3055\u3089\u306b\u305d\u306e\u4e2d\u3067\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3092\u6271\u3046\u306e\u304cIEEE802.3\u3068\u3044\u3046\u30ef\u30fc\u30ad\u30f3\u30b0\u30b0\u30eb\u30fc\u30d7\u3067\u3059\u3002<br>\u3064\u307e\u308a\u3001IEEE \u2192 IEEE802 \u2192 IEEE802.3 \u3068\u3044\u3046\u968e\u5c64\u69cb\u9020\u3067\u898f\u683c\u304c\u6c7a\u3081\u3089\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f<strong><span class=\"swl-marker mark_yellow\">\u300cIEEE802.3\uff1d\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u300d\u300cIEEE802.11\uff1d\u7121\u7ddaLAN\u300d<\/span><\/strong>\u3068\u3044\u3046\u5bfe\u5fdc\u95a2\u4fc2\u3092\u62bc\u3055\u3048\u3066\u304a\u304f\u3068\u6df7\u4e71\u3057\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5e2f\u57df\u5e45\u3068\u306f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"swl-marker mark_yellow\">\u5e2f\u57df\u5e45<\/span><\/strong>\u3068\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3069\u308c\u3060\u3051\u306e\u60c5\u5831\u3092\u4e00\u5ea6\u306b\u9001\u308c\u308b\u304b\u3092\u8868\u3059\u8a00\u8449\u3067\u3059\u3002\u30a2\u30ca\u30ed\u30b0\u901a\u4fe1\u3067\u306f\u300c\u4f7f\u3048\u308b\u5468\u6ce2\u6570\u306e\u5e45\u300d\u3092\u610f\u5473\u3057\u3001\u30c7\u30b8\u30bf\u30eb\u901a\u4fe1\u3067\u306f\u300c1\u79d2\u9593\u306b\u8ee2\u9001\u3067\u304d\u308b\u30d3\u30c3\u30c8\u6570\u300d\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3064\u307e\u308a\u9053\u8def\u306b\u4f8b\u3048\u308b\u3068\u3001\u5e2f\u57df\u5e45\u304c\u5e83\u3044\u307b\u3069\u591a\u304f\u306e\u8eca\uff08\u30c7\u30fc\u30bf\uff09\u3092\u540c\u6642\u306b\u8d70\u3089\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3067\u306f\u30c7\u30b8\u30bf\u30eb\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u3001\u5e2f\u57df\u5e45\u306f\u300cbps\uff08\u30d3\u30c3\u30c8\u6bce\u79d2\uff09\u300d\u3067\u8868\u3055\u308c\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001Fast Ethernet\u306f100Mbps\u306e\u901f\u5ea6\u3092\u6301\u3061\u307e\u3059\u3002\u3053\u308c\u306f1\u79d2\u9593\u306b100\u30e1\u30ac\u30d3\u30c3\u30c8\u3001\u3064\u307e\u308a\u7d0412.5\u30e1\u30ac\u30d0\u30a4\u30c8\u306e\u30c7\u30fc\u30bf\u3092\u9001\u308c\u308b\u8a08\u7b97\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u3053\u306e\u300c\u30d3\u30c3\u30c8\uff08b\uff09\u300d\u3068\u300c\u30d0\u30a4\u30c8\uff08B\uff09\u300d\u306e\u9055\u3044\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<strong><span class=\"swl-marker mark_yellow\">1\u30d0\u30a4\u30c8\uff1d8\u30d3\u30c3\u30c8<\/span><\/strong>\u3068\u3044\u3046\u95a2\u4fc2\u3092\u5fd8\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306b\u30c7\u30b8\u30bf\u30eb\u901a\u4fe1\u3068\u30a2\u30ca\u30ed\u30b0\u901a\u4fe1\u306e\u5e2f\u57df\u5e45\u306e\u5358\u4f4d\u3092\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c7\u30b8\u30bf\u30eb\u901a\u4fe1\u3067\u306e\u5e2f\u57df\u5e45<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5358\u4f4d<\/th><th>\u7701\u7565\u8868\u8a18<\/th><th>\u610f\u5473<\/th><\/tr><\/thead><tbody><tr><td>\u30d3\u30c3\u30c8\/\u79d2<\/td><td>bps<\/td><td>1\u79d2\u9593\u306b1\u30d3\u30c3\u30c8\u9001\u308c\u308b<\/td><\/tr><tr><td>\u30ad\u30ed\u30d3\u30c3\u30c8\/\u79d2<\/td><td>Kbps<\/td><td>1000bps<\/td><\/tr><tr><td>\u30e1\u30ac\u30d3\u30c3\u30c8\/\u79d2<\/td><td>Mbps<\/td><td>1000Kbps<\/td><\/tr><tr><td>\u30ae\u30ac\u30d3\u30c3\u30c8\/\u79d2<\/td><td>Gbps<\/td><td>1000Mbps<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a2\u30ca\u30ed\u30b0\u901a\u4fe1\u3067\u306e\u5e2f\u57df\u5e45<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u5358\u4f4d<\/th><th>\u7701\u7565\u8868\u8a18<\/th><th>\u610f\u5473<\/th><\/tr><\/thead><tbody><tr><td>\u30d8\u30eb\u30c4<\/td><td>Hz<\/td><td>1\u79d2\u306b1\u56de\u306e\u5468\u6ce2\u6570<\/td><\/tr><tr><td>\u30ad\u30ed\u30d8\u30eb\u30c4<\/td><td>KHz<\/td><td>1000Hz<\/td><\/tr><tr><td>\u30e1\u30ac\u30d8\u30eb\u30c4<\/td><td>MHz<\/td><td>1000KHz<\/td><\/tr><tr><td>\u30ae\u30ac\u30d8\u30eb\u30c4<\/td><td>GHz<\/td><td>1000MHz<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a66\u9a13\u3067\u306f\u300c\u5e2f\u57df\u5e45\uff1d\u30c7\u30b8\u30bf\u30eb\u901a\u4fe1\u3067\u306f\u4f1d\u9001\u901f\u5ea6\u3092\u8868\u3059\u300d\u3068\u3044\u3046\u70b9\u304c\u554f\u308f\u308c\u3084\u3059\u3044\u306e\u3067\u3001\u30a2\u30ca\u30ed\u30b0\u3068\u6df7\u540c\u3057\u306a\u3044\u3088\u3046\u306b\u6574\u7406\u3057\u3066\u899a\u3048\u308b\u3068\u3088\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u25c6\u307e\u3068\u3081\u30b9\u30e9\u30a4\u30c9<\/h2>\n\n\n\n<div data-wp-interactive=\"core\/file\" class=\"wp-block-file\"><object data-wp-bind--hidden=\"!state.hasPdfPreview\" hidden class=\"wp-block-file__embed\" data=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff08Ethernet\uff09.pdf\" type=\"application\/pdf\" style=\"width:100%;height:600px\" aria-label=\"\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff08Ethernet\uff09\u306e\u57cb\u3081\u8fbc\u307f\u3002\"><\/object><a id=\"wp-block-file--media-2296e09e-e619-4dbb-8953-71ad8c657f3f\" href=\"https:\/\/ccna-curriculum.tech-village.co.jp\/wp-content\/uploads\/2025\/02\/\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff08Ethernet\uff09.pdf\">\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\uff08Ethernet\uff09<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068\u306f 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