{"id":477794,"date":"2023-08-09T09:20:26","date_gmt":"2023-08-09T09:20:26","guid":{"rendered":""},"modified":"2023-09-05T11:15:26","modified_gmt":"2023-09-05T11:15:26","slug":"lan","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/jp\/wiki\/lan\/","title":{"rendered":"LAN"},"content":{"rendered":"<p>LAN \u306f\u3001Local Area Network \u306e\u7565\u3067\u3001\u5bb6\u5ead\u3001\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb\u3001\u5b66\u6821\u3001\u30ad\u30e3\u30f3\u30d1\u30b9\u306a\u3069\u3001\u9650\u3089\u308c\u305f\u5730\u7406\u7684\u7bc4\u56f2\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u57fa\u672c\u7684\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3059\u3002LAN \u306b\u3088\u308a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u3001\u30d7\u30ea\u30f3\u30bf\u3001\u30b5\u30fc\u30d0\u30fc\u3001\u305d\u306e\u4ed6\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u901a\u4fe1\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u52b9\u7387\u7684\u306b\u5171\u6709\u3067\u304d\u307e\u3059\u3002LAN \u306f\u3001\u30ed\u30fc\u30ab\u30eb\u74b0\u5883\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u8ee2\u9001\u3001\u60c5\u5831\u306e\u5171\u6709\u3001\u30e6\u30fc\u30b6\u30fc\u9593\u306e\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u73fe\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3068\u306e\u95a2\u9023\u6027\u306b\u7126\u70b9\u3092\u5f53\u3066\u306a\u304c\u3089\u3001LAN \u306e\u6b74\u53f2\u3001\u69cb\u9020\u3001\u4e3b\u306a\u6a5f\u80fd\u3001\u7a2e\u985e\u3001\u7528\u9014\u3001\u304a\u3088\u3073\u5c06\u6765\u306e\u5c55\u671b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h2>LAN\u306e\u6b74\u53f2<\/h2>\n<p>\u30ed\u30fc\u30ab\u30eb \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6982\u5ff5\u306f 1960 \u5e74\u4ee3\u306b\u751f\u307e\u308c\u3001\u4f01\u696d\u3084\u7814\u7a76\u6a5f\u95a2\u304c\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3092\u63a5\u7d9a\u3057\u3066\u30c7\u30fc\u30bf\u3092\u3088\u308a\u52b9\u7387\u7684\u306b\u5171\u6709\u3059\u308b\u65b9\u6cd5\u3092\u6a21\u7d22\u3059\u308b\u4e2d\u3067\u30011970 \u5e74\u4ee3\u306b\u5927\u304d\u306a\u6ce8\u76ee\u3092\u96c6\u3081\u307e\u3057\u305f\u3002LAN \u306e\u6700\u521d\u306e\u8a00\u53ca\u306f\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u624b\u6bb5\u3068\u3057\u3066\u30d1\u30b1\u30c3\u30c8 \u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u306e\u30a2\u30a4\u30c7\u30a2\u3092\u63d0\u6848\u3057\u305f\u82f1\u56fd\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u79d1\u5b66\u8005\u3001\u30c9\u30ca\u30eb\u30c9 W. \u30c7\u30a4\u30d3\u30b9\u306e\u7814\u7a76\u306b\u307e\u3067\u9061\u308a\u307e\u3059\u3002\u305d\u306e\u5f8c\u30011970 \u5e74\u4ee3\u306b\u30bc\u30ed\u30c3\u30af\u30b9 PARC \u306e\u30ed\u30d0\u30fc\u30c8 \u30e1\u30c8\u30ab\u30fc\u30d5\u304c\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3092\u767a\u660e\u3057\u3001\u73fe\u4ee3\u306e LAN \u30c6\u30af\u30ce\u30ed\u30b8\u306e\u57fa\u790e\u304c\u7bc9\u304b\u308c\u307e\u3057\u305f\u3002<\/p>\n<h2>LAN\u306e\u8a73\u7d30\u60c5\u5831<\/h2>\n<p>\u30ed\u30fc\u30ab\u30eb \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u901a\u5e38\u3001\u6570\u30e1\u30fc\u30c8\u30eb\u304b\u3089\u6570\u30ad\u30ed\u30e1\u30fc\u30c8\u30eb\u306e\u7bc4\u56f2\u306e\u72ed\u3044\u5730\u7406\u7684\u9818\u57df\u306b\u9650\u5b9a\u3055\u308c\u307e\u3059\u3002LAN \u306f\u6709\u7dda\u307e\u305f\u306f\u7121\u7dda\u3067\u3001\u6709\u7dda\u63a5\u7d9a\u3067\u306f\u4e00\u822c\u306b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8 \u30b1\u30fc\u30d6\u30eb\u304c\u4f7f\u7528\u3055\u308c\u3001\u7121\u7dda LAN \u3067\u306f\u901a\u4fe1\u306b\u96fb\u6ce2\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002LAN \u306e\u4e3b\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30c7\u30d0\u30a4\u30b9<\/strong>\u3053\u308c\u3089\u306f\u3001LAN \u306b\u63a5\u7d9a\u3055\u308c\u305f\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3001\u30d7\u30ea\u30f3\u30bf\u30fc\u3001\u30eb\u30fc\u30bf\u30fc\u3001\u30b9\u30a4\u30c3\u30c1\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5bfe\u5fdc\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9 \u30ab\u30fc\u30c9 (NIC)<\/strong>: LAN \u4e0a\u306e\u5404\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u306e\u901a\u4fe1\u3092\u53ef\u80fd\u306b\u3059\u308b NIC \u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b9\u30a4\u30c3\u30c1<\/strong>LAN \u30b9\u30a4\u30c3\u30c1\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u306e\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u53ef\u80fd\u306b\u3059\u308b\u4ef2\u4ecb\u8005\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30eb\u30fc\u30bf\u30fc<\/strong>\u5927\u898f\u6a21\u306a LAN \u3084\u30ef\u30a4\u30c9 \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (WAN) \u306b\u63a5\u7d9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30eb\u30fc\u30bf\u30fc\u306f\u7570\u306a\u308b LAN \u9593\u307e\u305f\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u9593\u306e\u30c7\u30fc\u30bf \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8a98\u5c0e\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>LAN\u306e\u5185\u90e8\u69cb\u9020<\/h2>\n<p>LAN \u3067\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u901a\u4fe1\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u3055\u307e\u3056\u307e\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u30c6\u30af\u30ce\u30ed\u30b8\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a LAN \u30c6\u30af\u30ce\u30ed\u30b8\u306f\u3001IEEE 802.3 \u6a19\u6e96\u306b\u6e96\u62e0\u3057\u305f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3067\u3059\u3002\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u4ea4\u63db\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068 CSMA\/CD (\u885d\u7a81\u691c\u51fa\u6a5f\u80fd\u4ed8\u304d\u30ad\u30e3\u30ea\u30a2\u691c\u77e5\u591a\u91cd\u30a2\u30af\u30bb\u30b9) \u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u7ba1\u7406\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u30c7\u30fc\u30bf\u885d\u7a81\u3092\u56de\u907f\u3057\u307e\u3059\u3002<\/p>\n<p>LAN \u4e0a\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u5225\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u901a\u4fe1\u3059\u308b\u5834\u5408\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u5f62\u5f0f\u3067\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30d1\u30b1\u30c3\u30c8\u306b\u306f\u3001\u9001\u4fe1\u8005\u3068\u53d7\u4fe1\u8005\u306e\u30a2\u30c9\u30ec\u30b9\u3001\u304a\u3088\u3073\u30c7\u30fc\u30bf\u81ea\u4f53\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30b9\u30a4\u30c3\u30c1\u306f\u5b9b\u5148\u30a2\u30c9\u30ec\u30b9\u3092\u5206\u6790\u3057\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u9069\u5207\u306a\u30c7\u30d0\u30a4\u30b9\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002\u7121\u7dda LAN \u306e\u5834\u5408\u3001\u30a2\u30af\u30bb\u30b9 \u30dd\u30a4\u30f3\u30c8\u306f\u30b9\u30a4\u30c3\u30c1\u3068\u540c\u69d8\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u8abf\u6574\u3057\u307e\u3059\u3002<\/p>\n<h2>LAN\u306e\u4e3b\u306a\u7279\u5fb4\u306e\u5206\u6790<\/h2>\n<p>LAN \u306f\u3001\u73fe\u4ee3\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u306b\u4e0d\u53ef\u6b20\u306a\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u9ad8\u3044\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6<\/strong>LAN \u306f\u3001\u4f7f\u7528\u3055\u308c\u308b\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3068\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306b\u5fdc\u3058\u3066\u3001\u901a\u5e38 10 Mbps \u304b\u3089 1 Gbps \u3092\u8d85\u3048\u308b\u9ad8\u901f\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4f4e\u9045\u5ef6<\/strong>\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u8ddd\u96e2\u304c\u6700\u5c0f\u9650\u3067\u3042\u308b\u305f\u3081\u3001LAN \u306e\u9045\u5ef6\u306f\u5c11\u306a\u304f\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u901a\u4fe1\u3068\u5171\u6709\u30ea\u30bd\u30fc\u30b9\u3078\u306e\u8fc5\u901f\u306a\u30a2\u30af\u30bb\u30b9\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30ea\u30bd\u30fc\u30b9\u5171\u6709<\/strong>LAN \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u30d7\u30ea\u30f3\u30bf\u30fc\u3001\u30b9\u30c8\u30ec\u30fc\u30b8 \u30c7\u30d0\u30a4\u30b9\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u63a5\u7d9a\u306a\u3069\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u5171\u6709\u3067\u304d\u308b\u305f\u3081\u3001\u30b3\u30b9\u30c8\u304c\u524a\u6e1b\u3055\u308c\u3001\u52b9\u7387\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u7ba1\u7406\u306e\u3057\u3084\u3059\u3055<\/strong>LAN \u306f\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u7ba1\u7406\u304c\u6bd4\u8f03\u7684\u7c21\u5358\u306a\u306e\u3067\u3001\u5c0f\u898f\u6a21\u304b\u3089\u4e2d\u898f\u6a21\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5b89\u5168<\/strong>: \u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001VLAN (\u4eee\u60f3 LAN)\u3001\u6697\u53f7\u5316\u30d7\u30ed\u30c8\u30b3\u30eb\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u624b\u6bb5\u3092\u4f7f\u7528\u3057\u3066 LAN \u3092\u4fdd\u8b77\u3057\u3001\u30c7\u30fc\u30bf\u3092\u4fdd\u8b77\u3057\u3001\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>LAN\u306e\u7a2e\u985e<\/h2>\n<p>LAN \u306f\u3001\u5730\u7406\u7684\u7bc4\u56f2\u3001\u30c8\u30dd\u30ed\u30b8\u3001\u304a\u3088\u3073\u4f7f\u7528\u3055\u308c\u308b\u30c6\u30af\u30ce\u30ed\u30b8\u306b\u57fa\u3065\u3044\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a LAN \u306e\u30bf\u30a4\u30d7\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u5730\u7406\u7684\u7bc4\u56f2\u306b\u57fa\u3065\u304f<\/strong>:<\/p>\n<ul>\n<li><strong>\u5bb6\u5ead\u5185LAN<\/strong>: \u5bb6\u5ead\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3057\u3001\u30ea\u30bd\u30fc\u30b9\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30a2\u30af\u30bb\u30b9\u3092\u5171\u6709\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30baLAN<\/strong>: \u5927\u898f\u6a21\u306a\u7d44\u7e54\u3067\u4f7f\u7528\u3055\u308c\u3001\u8907\u6570\u306e\u90e8\u9580\u3084\u5efa\u7269\u306b\u307e\u305f\u304c\u308b\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u30c8\u30dd\u30ed\u30b8\u30fc\u306b\u57fa\u3065\u304f<\/strong>:<\/p>\n<ul>\n<li><strong>\u30d0\u30b9LAN<\/strong>\u30c7\u30d0\u30a4\u30b9\u306f\u4e2d\u592e\u306e\u30b1\u30fc\u30d6\u30eb\u306b\u6cbf\u3063\u3066\u63a5\u7d9a\u3055\u308c\u3001\u30c7\u30fc\u30bf\u306f\u53cc\u65b9\u5411\u306b\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u30b9\u30bf\u30fcLAN<\/strong>: \u30c7\u30d0\u30a4\u30b9\u306f\u4e2d\u592e\u306e\u30cf\u30d6\u307e\u305f\u306f\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3055\u308c\u3001\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc\u304c\u6539\u5584\u3055\u308c\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u4f7f\u7528\u3055\u308c\u308b\u6280\u8853\u306b\u57fa\u3065\u304f<\/strong>:<\/p>\n<ul>\n<li><strong>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8LAN<\/strong>: \u6709\u7dda\u63a5\u7d9a\u306b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30b1\u30fc\u30d6\u30eb\u3092\u4f7f\u7528\u3057\u3001\u9ad8\u901f\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002<\/li>\n<li><strong>Wi-FiLAN<\/strong>: \u30c7\u30d0\u30a4\u30b9\u306e\u63a5\u7d9a\u306b\u30ef\u30a4\u30e4\u30ec\u30b9 \u30a2\u30af\u30bb\u30b9 \u30dd\u30a4\u30f3\u30c8\u3068\u96fb\u6ce2\u3092\u5229\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p>LAN \u306e\u7a2e\u985e\u3092\u307e\u3068\u3081\u305f\u8868\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<table>\n<thead>\n<tr>\n<th>LAN\u306e\u7a2e\u985e<\/th>\n<th>\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u5bb6\u5ead\u5185LAN<\/td>\n<td>\u5bb6\u5ead\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30baLAN<\/td>\n<td>\u5927\u898f\u6a21\u306a\u7d44\u7e54\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30d0\u30b9LAN<\/td>\n<td>\u4e2d\u592e\u30b1\u30fc\u30d6\u30eb\u306b\u6cbf\u3063\u3066\u63a5\u7d9a\u3055\u308c\u305f\u30c7\u30d0\u30a4\u30b9\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30b9\u30bf\u30fcLAN<\/td>\n<td>\u30c7\u30d0\u30a4\u30b9\u306f\u4e2d\u592e\u306e\u30cf\u30d6\/\u30b9\u30a4\u30c3\u30c1\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8LAN<\/td>\n<td>\u6709\u7dda\u63a5\u7d9a\u306b\u306f\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8 \u30b1\u30fc\u30d6\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>Wi-FiLAN<\/td>\n<td>\u7121\u7dda\u30a2\u30af\u30bb\u30b9\u30dd\u30a4\u30f3\u30c8\u3068\u96fb\u6ce2\u3092\u6d3b\u7528\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>LAN\u306e\u4f7f\u3044\u65b9\u3001\u554f\u984c\u70b9\u3001\u89e3\u6c7a\u7b56<\/h2>\n<p>LAN \u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u5fdc\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30d5\u30a1\u30a4\u30eb\u5171\u6709<\/strong>LAN \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u30d5\u30a1\u30a4\u30eb\u3084\u30ea\u30bd\u30fc\u30b9\u3092\u30b7\u30fc\u30e0\u30ec\u30b9\u306b\u5171\u6709\u3067\u304d\u3001\u30b3\u30e9\u30dc\u30ec\u30fc\u30b7\u30e7\u30f3\u3068\u751f\u7523\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5370\u5237\u5171\u6709<\/strong>: LAN \u306b\u63a5\u7d9a\u3055\u308c\u305f 1 \u53f0\u306e\u30d7\u30ea\u30f3\u30bf\u306b\u8907\u6570\u306e\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u305f\u3081\u3001\u5370\u5237\u30b3\u30b9\u30c8\u304c\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b2\u30fc\u30e0<\/strong>: LAN \u30b2\u30fc\u30e0\u3067\u306f\u3001\u9045\u5ef6\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u30de\u30eb\u30c1\u30d7\u30ec\u30a4\u30e4\u30fc \u30b2\u30fc\u30e0\u4f53\u9a13\u304c\u53ef\u80fd\u306b\u306a\u308a\u3001\u512a\u308c\u305f\u30b2\u30fc\u30e0\u74b0\u5883\u304c\u63d0\u4f9b\u3055\u308c\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8<\/strong>\u7d44\u7e54\u306f LAN \u3092\u4f7f\u7528\u3057\u3066\u3001\u60c5\u5831\u3068\u30ea\u30bd\u30fc\u30b9\u3092\u5b89\u5168\u306b\u5171\u6709\u3059\u308b\u305f\u3081\u306e\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u305f\u3060\u3057\u3001LAN \u3067\u306f\u6b21\u306e\u3088\u3046\u306a\u8ab2\u984c\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af<\/strong>LAN \u306f\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3084\u30c7\u30fc\u30bf\u6f0f\u6d29\u306b\u5bfe\u3057\u3066\u8106\u5f31\u3067\u3042\u308b\u305f\u3081\u3001\u5f37\u529b\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6df7\u96d1<\/strong>: \u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u591a\u3059\u304e\u308b\u3068\u8f3b\u8f33\u304c\u767a\u751f\u3057\u3001\u30c7\u30fc\u30bf\u8ee2\u9001\u304c\u9045\u304f\u306a\u308a\u3001\u52b9\u7387\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3<\/strong>: \u3088\u308a\u591a\u304f\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u5bfe\u5fdc\u3059\u308b\u305f\u3081\u306b LAN \u3092\u62e1\u5f35\u3059\u308b\u306b\u306f\u3001\u8ffd\u52a0\u306e\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3068\u7ba1\u7406\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u8005\u306f\u6b21\u306e\u3088\u3046\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/strong>: \u5916\u90e8\u304b\u3089\u306e\u8105\u5a01\u3084\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b5\u30fc\u30d3\u30b9\u54c1\u8cea (QoS)<\/strong>: \u91cd\u8981\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5341\u5206\u306a\u5e2f\u57df\u5e45\u3092\u78ba\u4fdd\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u512a\u5148\u9806\u4f4d\u3092\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u4eee\u60f3 LAN (VLAN)<\/strong>: \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u30bb\u30b0\u30e1\u30f3\u30c8\u5316\u3057\u3066\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3057\u3001\u6df7\u96d1\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u4e3b\u306a\u7279\u5fb4\u3068\u6bd4\u8f03<\/h2>\n<p>LAN \u306e\u4e3b\u306a\u7279\u5fb4\u3068\u985e\u4f3c\u7528\u8a9e\u3068\u306e\u6bd4\u8f03\u306e\u4e00\u89a7\u3092\u4ee5\u4e0b\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>LAN \u3068 WAN (\u30ef\u30a4\u30c9 \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af)<\/strong>:<\/p>\n<ul>\n<li>LAN \u306f\u9650\u3089\u308c\u305f\u5730\u7406\u7684\u9818\u57df (\u5efa\u7269\u3084\u30ad\u30e3\u30f3\u30d1\u30b9\u306a\u3069) \u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u304c\u3001WAN \u306f\u3088\u308a\u5e83\u3044\u5730\u57df (\u90fd\u5e02\u3084\u56fd\u306a\u3069) \u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/li>\n<li>LAN \u306f WAN \u306b\u6bd4\u3079\u3066\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6\u304c\u9ad8\u304f\u3001\u5f85\u3061\u6642\u9593\u3082\u77ed\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<li>LAN \u306f\u898f\u6a21\u304c\u5c0f\u3055\u3044\u305f\u3081\u3001\u901a\u5e38\u3001WAN \u3088\u308a\u3082\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3068\u7ba1\u7406\u304c\u7c21\u5358\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>LAN \u3068 MAN (\u30e1\u30c8\u30ed\u30dd\u30ea\u30bf\u30f3 \u30a8\u30ea\u30a2 \u30cd\u30c3\u30c8\u30ef\u30fc\u30af)<\/strong>:<\/p>\n<ul>\n<li>LAN \u306f\u5efa\u7269\u306a\u3069\u306e\u72ed\u3044\u30a8\u30ea\u30a2\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u304c\u3001MAN \u306f\u90fd\u5e02\u306a\u3069\u306e\u5e83\u3044\u30a8\u30ea\u30a2\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002<\/li>\n<li>MAN \u306f\u3001\u90fd\u5e02\u306e\u3055\u307e\u3056\u307e\u306a\u5834\u6240\u306b\u3042\u308b LAN \u9593\u306e\u63a5\u7d9a\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>LAN \u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8<\/strong>:<\/p>\n<ul>\n<li>LAN \u306f\u3001\u9650\u3089\u308c\u305f\u30a8\u30ea\u30a2\u5185\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u3059\u308b\u30ed\u30fc\u30ab\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3059\u3002<\/li>\n<li>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306f\u3001\u4e16\u754c\u4e2d\u306e LAN \u3068 WAN \u3092\u63a5\u7d9a\u3059\u308b\u30b0\u30ed\u30fc\u30d0\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308a\u3001\u5e45\u5e83\u3044\u30ea\u30bd\u30fc\u30b9\u3068\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2>\u672a\u6765\u306e\u5c55\u671b\u3068\u30c6\u30af\u30ce\u30ed\u30b8\u30fc<\/h2>\n<p>\u6280\u8853\u306e\u9032\u6b69\u306b\u4f34\u3044\u3001LAN \u306f\u73fe\u4ee3\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u9ad8\u307e\u308b\u9700\u8981\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u9032\u5316\u3057\u7d9a\u3051\u307e\u3059\u3002LAN \u306b\u95a2\u9023\u3059\u308b\u5c06\u6765\u306e\u5c55\u671b\u3068\u6280\u8853\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u3088\u308a\u9ad8\u901f\u306a\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6<\/strong>: \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u3068 Wi-Fi \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u306e\u9032\u6b69\u306b\u3088\u308a\u3001LAN \u306f\u3055\u3089\u306b\u9ad8\u3044\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6\u3092\u5b9f\u73fe\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u4eee\u60f3\u73fe\u5b9f\u3084 4K\/8K \u30d3\u30c7\u30aa \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u306a\u3069\u306e\u65b0\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30e2\u30ce\u306e\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff08IoT\uff09\u306e\u7d71\u5408<\/strong>LAN \u306f\u3001\u591a\u6570\u306e IoT \u30c7\u30d0\u30a4\u30b9\u3092\u63a5\u7d9a\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u30b9\u30de\u30fc\u30c8 \u30db\u30fc\u30e0\u3001\u30b9\u30de\u30fc\u30c8 \u30b7\u30c6\u30a3\u3001\u30a4\u30f3\u30c0\u30b9\u30c8\u30ea\u30fc 4.0 \u306e\u6210\u9577\u306b\u8ca2\u732e\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u5b9a\u7fa9\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0 (SDN)<\/strong>SDN \u306b\u3088\u308a LAN \u306e\u67d4\u8edf\u6027\u3068\u7ba1\u7406\u6027\u304c\u5f37\u5316\u3055\u308c\u3001\u7ba1\u7406\u8005\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ea\u30bd\u30fc\u30b9\u3092\u3088\u308a\u52b9\u7387\u7684\u304b\u3064\u52d5\u7684\u306b\u5236\u5fa1\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3068LAN\u3068\u306e\u95a2\u9023<\/h2>\n<p>\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 (LAN \u4e0a\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306a\u3069) \u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u9593\u306e\u4ef2\u4ecb\u5f79\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001LAN \u5185\u307e\u305f\u306f LAN \u5916\u306b\u914d\u7f6e\u3067\u304d\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3068 LAN \u306e\u95a2\u4fc2\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5f37\u5316<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u60aa\u610f\u306e\u3042\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3057\u3066 LAN \u3092\u5916\u90e8\u306e\u8105\u5a01\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u5e2f\u57df\u5e45\u306e\u6700\u9069\u5316<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u983b\u7e41\u306b\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5e2f\u57df\u5e45\u306e\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3057\u3001\u5168\u4f53\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u30b3\u30f3\u30c6\u30f3\u30c4\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u7279\u5b9a\u306e Web \u30b5\u30a4\u30c8\u307e\u305f\u306f\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u7a2e\u985e\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u9650\u3067\u304d\u308b\u305f\u3081\u3001\u7ba1\u7406\u8005\u306f LAN \u5185\u3067\u4f7f\u7528\u30dd\u30ea\u30b7\u30fc\u3092\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u533f\u540d\u6027\u3068\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc<\/strong>: \u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u306f\u3001LAN \u30e6\u30fc\u30b6\u30fc\u306e IP \u30a2\u30c9\u30ec\u30b9\u3092\u30de\u30b9\u30af\u3059\u308b\u3053\u3068\u3067\u533f\u540d\u6027\u3092\u63d0\u4f9b\u3057\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u6642\u306e\u30d7\u30e9\u30a4\u30d0\u30b7\u30fc\u3092\u5f37\u5316\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<h2>\u95a2\u9023\u30ea\u30f3\u30af<\/h2>\n<p>LAN \u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ol>\n<li>\n<p><a href=\"https:\/\/www.computer.org\/\" target=\"_new\" rel=\"noopener nofollow\">IEEE \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u5354\u4f1a<\/a>: LAN \u3092\u542b\u3080\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u95a2\u3059\u308b\u8c4a\u5bcc\u306a\u30ea\u30bd\u30fc\u30b9\u3092\u5099\u3048\u305f\u5c02\u9580\u7d44\u7e54\u3002<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/www.netacad.com\/\" target=\"_new\" rel=\"noopener nofollow\">\u30b7\u30b9\u30b3 \u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0 \u30a2\u30ab\u30c7\u30df\u30fc<\/a>: LAN \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u542b\u3080\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u95a2\u3059\u308b\u30aa\u30f3\u30e9\u30a4\u30f3 \u30b3\u30fc\u30b9\u3068\u6559\u80b2\u8cc7\u6599\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<\/li>\n<li>\n<p><a href=\"https:\/\/searchnetworking.techtarget.com\/\" target=\"_new\" rel=\"noopener nofollow\">\u30c6\u30c3\u30af\u30bf\u30fc\u30b2\u30c3\u30c8<\/a>: LAN \u3068\u95a2\u9023\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u7db2\u7f85\u3057\u305f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u7279\u5316\u3057\u305f\u7dcf\u5408\u7684\u306a Web \u30b5\u30a4\u30c8\u3067\u3059\u3002<\/p>\n<\/li>\n<\/ol>\n<p>\u7d50\u8ad6\u3068\u3057\u3066\u3001LAN \u306f\u73fe\u4ee3\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u306b\u4e0d\u53ef\u6b20\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308a\u3001\u30ed\u30fc\u30ab\u30eb \u30a8\u30ea\u30a2\u5185\u3067\u306e\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u901a\u4fe1\u3068\u30ea\u30bd\u30fc\u30b9\u306e\u5171\u6709\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30c6\u30af\u30ce\u30ed\u30b8\u306e\u7d99\u7d9a\u7684\u306a\u9032\u6b69\u3068\u9ad8\u901f\u63a5\u7d9a\u306e\u9700\u8981\u306e\u9ad8\u307e\u308a\u306b\u3088\u308a\u3001LAN \u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8 \u30a2\u30af\u30bb\u30b9\u306e\u5c06\u6765\u3092\u5f62\u4f5c\u308b\u4e0a\u3067\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3059\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7 \u30b5\u30fc\u30d0\u30fc\u3092 LAN \u306b\u7d71\u5408\u3059\u308b\u3068\u3001LAN \u306e\u6a5f\u80fd\u304c\u3055\u3089\u306b\u5f37\u5316\u3055\u308c\u3001LAN \u30e6\u30fc\u30b6\u30fc\u306b\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3001\u5e2f\u57df\u5e45\u306e\u6700\u9069\u5316\u3001\u30b3\u30f3\u30c6\u30f3\u30c4 \u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002\u30c6\u30af\u30ce\u30ed\u30b8\u304c\u9032\u5316\u3057\u7d9a\u3051\u308b\u4e2d\u3001LAN \u306f\u52b9\u7387\u7684\u306a\u30c7\u30fc\u30bf\u901a\u4fe1\u3068\u30ea\u30bd\u30fc\u30b9\u5171\u6709\u306e\u6700\u524d\u7dda\u306b\u7559\u307e\u308a\u3001\u500b\u4eba\u3068\u30d7\u30ed\u30d5\u30a7\u30c3\u30b7\u30e7\u30ca\u30eb\u306e\u4e21\u65b9\u306e\u74b0\u5883\u3067\u30e6\u30fc\u30b6\u30fc\u306b\u529b\u3092\u4e0e\u3048\u307e\u3059\u3002<\/p>","protected":false},"featured_media":468751,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477794","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>LAN (Local Area Network)<\/mark>","faq_items":[{"question":"What is a LAN (Local Area Network)?","answer":"<p>A LAN, or Local Area Network, is a computer network that connects devices within a limited geographic area, such as a home, office building, school, or campus. It enables these devices to communicate and share resources efficiently.<\/p>"},{"question":"How did LANs originate?","answer":"<p>The concept of LANs originated in the 1960s and gained attention in the 1970s as businesses sought ways to connect computers and share data more efficiently. Ethernet, invented in the 1970s by Robert Metcalfe, laid the foundation for modern LAN technology.<\/p>"},{"question":"How does a LAN work?","answer":"<p>LANs use protocols like Ethernet to facilitate data communication. Devices on the network, such as computers and printers, are connected to switches, which efficiently transfer data between them.<\/p>"},{"question":"What are the key features of LANs?","answer":"<p>LANs offer high data transfer rates, low latency, resource sharing, ease of management, and security measures like firewalls and encryption.<\/p>"},{"question":"What types of LANs exist?","answer":"<p>There are several types of LANs, including:<\/p><ul><li>Home LANs, connecting devices within a household.<\/li><li>Enterprise LANs, used in large organizations across multiple departments or buildings.<\/li><li>Bus LANs, where devices are connected along a central cable.<\/li><li>Star LANs, with devices connecting to a central hub or switch.<\/li><li>Ethernet LANs, using Ethernet cables for wired connections.<\/li><li>Wi-Fi LANs, utilizing wireless access points and radio waves.<\/li><\/ul>"},{"question":"How are LANs used, and what problems can occur?","answer":"<p>LANs are used for file and print sharing, gaming, and creating intranets in organizations. Problems can include security risks, network congestion, and scalability issues, but solutions like firewalls, QoS, and VLANs can address them.<\/p>"},{"question":"How do LANs compare with WANs and MANs?","answer":"<p>LANs cover a limited geographic area, while WANs span larger regions. LANs offer higher data transfer rates and are easier to manage than WANs. MANs, on the other hand, cover larger areas like cities.<\/p>"},{"question":"What does the future hold for LANs?","answer":"<p>LANs will continue to evolve with faster data transfer rates, IoT integration, and SDN. They will play a vital role in connecting IoT devices and contributing to smart homes, smart cities, and Industry 4.0.<\/p>"},{"question":"How are proxy servers associated with LANs?","answer":"<p>Proxy servers act as intermediaries between LAN clients and the internet, providing enhanced security, bandwidth optimization, and content filtering for LAN users.<\/p>"},{"question":"Where can I find more information about LANs?","answer":"<p>For more information, you can visit resources like IEEE Computer Society, Cisco Networking Academy, and TechTarget, which offer extensive information on networking and LAN technologies.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/477794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/wiki\/477794\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media\/468751"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/jp\/wp-json\/wp\/v2\/media?parent=477794"}],"curies":[{"name":"\u3046\u30fc\u3093","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}