{"id":431,"date":"2019-01-09T11:39:46","date_gmt":"2019-01-09T02:39:46","guid":{"rendered":"https:\/\/www.juniper-ne.jp\/blog\/?p=431"},"modified":"2023-08-02T09:35:13","modified_gmt":"2023-08-02T00:35:13","slug":"router-role","status":"publish","type":"post","link":"https:\/\/www.juniper-ne.jp\/blog\/router\/router-role.html","title":{"rendered":"\u30eb\u30fc\u30bf\u30fc\u306e\u5f79\u5272\u3068\u306f\uff1f\u30eb\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u306a\u30ef\u30b1\u3068\u30eb\u30fc\u30bf\u30fc\u306e\u9078\u3073\u65b9\uff01"},"content":{"rendered":"<p>\u30eb\u30fc\u30bf\u30fc\u306f\u3001\u4f01\u696d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u81ea\u5b85\u306e\u5149\u56de\u7dda\u306b\u5fc5\u9808\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3067\u3059\u304c\u3001\u305d\u306e\u5f79\u5272\u3084\u306a\u305c\u30eb\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u306a\u306e\u304b\u3092\u6b63\u3057\u304f\u7406\u89e3\u3057\u3066\u3044\u308b\u4eba\u306f\u5c11\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<br \/>\n\u305d\u3053\u3067\u4eca\u56de\u306f\u3001<strong>\u30eb\u30fc\u30bf\u30fc\u306e\u5f79\u5272\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac<\/strong>\u3002\u305d\u306e\u4e0a\u3067\u3001\u30eb\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u306a\u30ef\u30b1\u3068\u30eb\u30fc\u30bf\u30fc\u306e\u9078\u3073\u65b9\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">\u76ee\u6b21<\/p><ul class=\"toc_list\"><li><a href=\"#1_3\">1. \u30eb\u30fc\u30bf\u30fc\u306e3\u3064\u306e\u5f79\u5272<\/a><ul><li><a href=\"#1-1\">1-1. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u3064\u306a\u3050<\/a><\/li><li><a href=\"#1-2\">1-2. \u30eb\u30fc\u30c8\u3092\u6559\u3048\u308b<\/a><\/li><li><a href=\"#1-3_IP\">1-3. IP\u30d1\u30b1\u30c3\u30c8\u306e\u512a\u9047\u3084\u906e\u65ad<\/a><\/li><\/ul><\/li><li><a href=\"#2\">2. \u30eb\u30fc\u30bf\u30fc\u306f\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b<\/a><\/li><li><a href=\"#3\">3. \u3042\u308b\u3068\u4fbf\u5229\u306a\u30eb\u30fc\u30bf\u30fc\u306e\u6a5f\u80fd<\/a><ul><li><a href=\"#3-1_IP\">3-1. IP\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u63db<\/a><\/li><li><a href=\"#3-2\">3-2. \u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u6a5f\u80fd<\/a><\/li><\/ul><\/li><li><a href=\"#4\">4. \u30eb\u30fc\u30bf\u30fc\u306e\u9078\u3073\u65b9\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01<\/a><ul><li><a href=\"#4-1\">4-1. \u5fc5\u8981\u306a\u6a5f\u80fd\u306f\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u304b<\/a><\/li><li><a href=\"#4-2\">4-2.\u5fc5\u8981\u306a\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306f\u5b9f\u73fe\u3067\u304d\u308b\u304b<\/a><\/li><li><a href=\"#4-3\">4-3. \u7ba1\u7406\u304c\u3057\u3084\u3059\u3044\u304b<\/a><\/li><li><a href=\"#4-4\">4-4. \u4eee\u60f3\u5316\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u304b<\/a><\/li><\/ul><\/li><li><a href=\"#i\">\u307e\u3068\u3081<\/a><\/li><li><a href=\"#i-2\">\u304a\u5f79\u7acb\u3061\u8cc7\u6599<\/a><\/li><\/ul><\/div>\n<h2><span id=\"1_3\">1. \u30eb\u30fc\u30bf\u30fc\u306e3\u3064\u306e\u5f79\u5272<\/span><\/h2>\n<p>\u7c21\u5358\u306b\u8a00\u3048\u3070\u3001<strong>\u30eb\u30fc\u30bf\u30fc\u306e\u5f79\u5272\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3092\u3064\u306a\u304e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/strong>\u30eb\u30fc\u30bf\u30fc\u306b\u5230\u9054\u3057\u305fIP\u30d1\u30b1\u30c3\u30c8\u306e\u6700\u9069\u306a\u30eb\u30fc\u30c8\u3092\u691c\u7d22\u3057\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u5c4a\u3051\u308b\u5f79\u5272\u3082\u3042\u308a\u307e\u3059\u3002<br \/>\n\u30eb\u30fc\u30bf\u30fc\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u3001\u69d8\u3005\u306a\u5f79\u5272\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u5404\u7a2e\u30eb\u30fc\u30bf\u30fc\u306b\u5171\u901a\u3059\u308b\uff13\u3064\u306e\u5f79\u5272\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<h3><span id=\"1-1\">1-1. \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u3064\u306a\u3050<\/span><\/h3>\n<p><strong>\u30eb\u30fc\u30bf\u30fc\u306e\u5f79\u5272\u306e\u57fa\u672c\u306f\u3001\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u3064\u306a\u3052\u308b\u3053\u3068\u3067\u3059\u3002<\/strong><\/p>\n<p>\u4f8b\u3048\u3070\u3001\u4f01\u696d\u5185\u306e\u30a4\u30f3\u30c8\u30e9\u30cd\u30c3\u30c8\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u3064\u306a\u3052\u308b\u305f\u3081\u306b\u306f\u3001\u5fc5\u305a\u30eb\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u4f01\u696d\u3068\u4f01\u696d\u3092\u3064\u306a\u3052\u308b\u30a8\u30af\u30b9\u30c8\u30e9\u30cd\u30c3\u30c8\u306e\u9593\u306b\u3082\u30eb\u30fc\u30bf\u30fc\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u305f\u3081\u3001\u30eb\u30fc\u30bf\u30fc\u306b\u306f\u30a4\u30fc\u30b5\u30fc\u30cd\u30c3\u30c8\u3060\u3051\u3067\u306f\u306a\u304f\u3001\u300c\u30d5\u30ec\u30fc\u30e0\u30ea\u30ec\u30fc\u300d\u3084\u300cATM\u300d\u3068\u3044\u3063\u305f\u8907\u6570\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u88c5\u5099\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u3064\u306a\u3052\u308b\u305f\u3081\u306b\u306f\u3001\u4e00\u3064\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3060\u3051\u3067\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u8907\u6570\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306a\u304b\u3063\u305f\u3068\u3057\u3066\u3082\u3001\u62e1\u5f35\u30dc\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u305f\u308a\u4ea4\u63db\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u3001\u9055\u3046\u4f1d\u9001\u65b9\u5f0f\u306e\u3084\u308a\u3068\u308a\u3082\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<h3><span id=\"1-2\">1-2. \u30eb\u30fc\u30c8\u3092\u6559\u3048\u308b<\/span><\/h3>\n<p><strong>\u30eb\u30fc\u30bf\u30fc\u306e\uff12\u3064\u3081\u306e\u5927\u304d\u306a\u5f79\u5272\u306f\u3001\u30eb\u30fc\u30c8\u3092\u6559\u3048\u308b\u3053\u3068\u3067\u3059\u3002<\/strong><\/p>\n<p>\u30eb\u30fc\u30bf\u30fc\u5185\u306b\u306f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3068\u547c\u3070\u308c\u308b\u7d4c\u8def\u8868\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u7d4c\u8def\u8868\u3068\u30eb\u30fc\u30bf\u30fc\u306b\u5230\u9054\u3057\u305f\u30d1\u30b1\u30c3\u30c8\u306e\u5b9b\u5148\u30a2\u30c9\u30ec\u30b9\u3092\u7167\u5408\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u6700\u9069\u306a\u30eb\u30fc\u30c8\u3092\u77ac\u6642\u306b\u63a2\u3057\u51fa\u3057\u3001\u6b21\u306e\u30eb\u30fc\u30bf\u30fc\u306a\u3069\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u6e21\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001\u969c\u5bb3\u306a\u3069\u3067\u5229\u7528\u3067\u304d\u306a\u3044\u30eb\u30fc\u30c8\u3092\u63a2\u308a\u3001\u6700\u9069\u306a\u8fc2\u56de\u30eb\u30fc\u30c8\u306a\u3069\u3092\u6307\u3057\u793a\u3059\u5f79\u5272\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3><span id=\"1-3_IP\">1-3. IP\u30d1\u30b1\u30c3\u30c8\u306e\u512a\u9047\u3084\u906e\u65ad<\/span><\/h3>\n<p><strong>\u30eb\u30fc\u30bf\u30fc\u306f\u3001IP\u30d8\u30c3\u30c0\u30fc\u3092\u8aad\u307f\u53d6\u308a\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u512a\u9047\u51e6\u7406\u3084\u906e\u65ad\u51e6\u7406\u3092\u884c\u3046\u5f79\u5272\u3082\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/strong><\/p>\n<p>\u5177\u4f53\u7684\u306b\u306f\u3001\u901a\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u30d1\u30b1\u30c3\u30c8\u304c\u3042\u308c\u3070\u3001\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u884c\u3044\u30d1\u30b1\u30c3\u30c8\u3092\u906e\u65ad\u3057\u307e\u3059\u3002\u56de\u7dda\u901f\u5ea6\u3067\u4e0d\u5229\u306a\u56de\u7dda\u3078\u306e\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u5e2f\u57df\u306e\u76e3\u8996\u3092\u884c\u3044\u306a\u304c\u3089\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u308a\u51fa\u3059\u91cf\u306e\u8abf\u6574\u3092\u884c\u3046\u306e\u3067\u3059\u3002<\/p>\n<p><strong>\u30d1\u30b1\u30c3\u30c8\u3054\u3068\u306b\u512a\u5148\u9806\u4f4d\u3092\u3064\u3051\u308b\u306e\u3082\u30eb\u30fc\u30bf\u30fc\u306e\u5927\u304d\u306a\u5f79\u5272\u3067\u3059\u3002<\/strong><\/p>\n<p>\u3042\u3089\u304b\u3058\u3081\u300c\u512a\u5148\u3059\u308b\u3079\u304d\u901a\u4fe1\u304c\u4f55\u304b\u300d\u3092\u30eb\u30fc\u30bf\u30fc\u306b\u5b9a\u7fa9\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u4fe1\u3059\u308b\u9806\u756a\u3092\u5165\u308c\u66ff\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6a5f\u80fd\u306fQoS(Quality of Service)\u3068\u547c\u3070\u308c\u308b\u3082\u306e\u3067\u3059\u3002\u4f01\u696d\u3067\u5229\u7528\u3059\u308b\u30eb\u30fc\u30bf\u30fc\u306b\u306f\u57fa\u672c\u7684\u306bQoS\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u307b\u3068\u3093\u3069\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"2\">2. \u30eb\u30fc\u30bf\u30fc\u306f\u306a\u305c\u5fc5\u8981\u306a\u306e\u304b<\/span><\/h2>\n<p>\u524d\u8ff0\u306e\u901a\u308a\u3001\u30eb\u30fc\u30bf\u30fc\u306f\u4f01\u696d\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u3064\u306a\u3044\u3060\u308a\u3001\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u63a5\u7d9a\u3057\u305f\u308a\u3059\u308b\u305f\u3081\u306b\u306f\u4e0d\u53ef\u6b20\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3067\u3059\u3002<\/p>\n<p>\u30b9\u30e0\u30fc\u30ba\u306b\u901a\u4fe1\u306e\u3084\u308a\u3068\u308a\u3092\u3059\u308b\u305f\u3081\u306b\u306f\u9069\u5207\u306a\u30eb\u30fc\u30c8\u3092\u6559\u3048\u3066\u304f\u308c\u3066\u3001\u906e\u65ad\u3084\u512a\u9047\u3092\u884c\u3048\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u5f79\u5272\u5168\u822c\u3092\u30eb\u30fc\u30bf\u30fc\u304c\u62c5\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30eb\u30fc\u30bf\u30fc\u304c\u306a\u3051\u308c\u3070\u7570\u306a\u308b\u901a\u4fe1\u65b9\u5f0f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3067\u306e\u901a\u4fe1\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001<strong>\u30eb\u30fc\u30bf\u30fc\u306f\u30b9\u30e0\u30fc\u30ba\u306a\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u5fc5\u8981\u4e0d\u53ef\u6b20<\/strong>\u3068\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"3\">3. \u3042\u308b\u3068\u4fbf\u5229\u306a\u30eb\u30fc\u30bf\u30fc\u306e\u6a5f\u80fd<\/span><\/h2>\n<p>\u30eb\u30fc\u30bf\u30fc\u306e\uff13\u3064\u306e\u57fa\u672c\u7684\u306a\u5f79\u5272\u306f\u7406\u89e3\u3067\u304d\u307e\u3057\u305f\u304b\uff1f\u3000\u7d9a\u3044\u3066\u3001\u30eb\u30fc\u30bf\u30fc\u306b\u3042\u308b\u3068\u4fbf\u5229\u306a\u6a5f\u80fd\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<br \/>\n\u3042\u308b\u3068\u4fbf\u5229\u306a\u6a5f\u80fd\u306f\u5168\u3066\u306e\u30eb\u30fc\u30bf\u30fc\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<strong>\u5229\u7528\u3059\u308b\u76ee\u7684\u306b\u5fdc\u3058\u3066\u3001\u5fc5\u8981\u306a\u6a5f\u80fd\u3092\u642d\u8f09\u3057\u3066\u3044\u308b\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3073\u307e\u3057\u3087\u3046\u3002<br \/>\n<\/strong><\/p>\n<p><img loading=\"lazy\" width=\"300\" height=\"225\" src=\"\/blog\/wp-content\/uploads\/2018\/12\/Computer-network-server-cloud-computing-puzzle-concept-533991586_1185x889-medium.jpeg\" alt=\"\u3042\u308b\u3068\u4fbf\u5229\u306a\u30eb\u30fc\u30bf\u30fc\u306e\u6a5f\u80fd\" class=\"aligncenter size-medium wp-image-444\" srcset=\"https:\/\/www.juniper-ne.jp\/blog\/wp-content\/uploads\/2018\/12\/Computer-network-server-cloud-computing-puzzle-concept-533991586_1185x889-medium.jpeg 300w, https:\/\/www.juniper-ne.jp\/blog\/wp-content\/uploads\/2018\/12\/Computer-network-server-cloud-computing-puzzle-concept-533991586_1185x889-large.jpeg 1024w, https:\/\/www.juniper-ne.jp\/blog\/wp-content\/uploads\/2018\/12\/Computer-network-server-cloud-computing-puzzle-concept-533991586_1185x889.jpeg 1183w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3><span id=\"3-1_IP\">3-1. IP\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u63db<\/span><\/h3>\n<p>NAT\uff08Network Address Translation\uff09\u3084IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9\u306e\u3088\u3046\u306aIP\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u63db\u3092\u884c\u3044\u3001\u52d5\u7684\u306b\u30a2\u30c9\u30ec\u30b9\u3092\u4ed8\u4e0e\u3067\u304d\u308b\u6a5f\u80fd\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u30eb\u30fc\u30bf\u30fc\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30eb\u30fc\u30bf\u30fc\u304c\u3042\u308c\u3070\u3001\u5c02\u7528\u306eNAT\u30b5\u30fc\u30d0\u30fc\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u3061\u3089\u3082\u3001\u3042\u3063\u305f\u3089\u4fbf\u5229\u306a\u6a5f\u80fd\u3068\u3044\u3048\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3><span id=\"3-2\">3-2. \u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u6a5f\u80fd<\/span><\/h3>\n<p><strong>\u4eee\u60f3\u5316\u3055\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5229\u7528\u3067\u304d\u308b\u30eb\u30fc\u30bf\u30fc\u3082\u4f01\u696d\u5185\u306b\u3042\u308b\u3068\u4fbf\u5229<\/strong>\u3067\u3059\u3002\u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u3067\u306f\u3001\u4eee\u60f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3054\u3068\u306b\u30eb\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002\u4e00\u53f0\u306e\u30eb\u30fc\u30bf\u30fc\u304c\u4eee\u60f3\u7684\u306b\u5206\u96e2\u3055\u308c\u3001\u3042\u305f\u304b\u3082\u8907\u6570\u306e\u30eb\u30fc\u30bf\u30fc\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><strong>\u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u306f\u7ba1\u7406\u6a5f\u80fd\u306b\u3082\u3059\u3050\u308c\u3066\u3044\u308b<\/strong>\u306e\u304c\u7279\u5fb4\u3067\u3059\u3002\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3067\u30d0\u30fc\u30c1\u30e3\u30eb\u306b\u30eb\u30fc\u30bf\u30fc\u3092\u4f5c\u308b\u305f\u3081\u3001\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406\u3084\u30ec\u30dd\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u3082\u500b\u3005\u306e\u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u6bce\u306b\u5b9a\u7fa9\u3067\u304d\u308b\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u9ad8\u8ca0\u8377\u304c\u8003\u3048\u3089\u308c\u308b\u30eb\u30fc\u30bf\u30fc\u306b\u306f\u591a\u3081\u306bCPU\u3084\u30e1\u30e2\u30ea\u3092\u5272\u308a\u632f\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3057\u3001\u52d5\u7684\u306a\u8ffd\u52a0\u3082\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u4e0a\u3067\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"4\">4. \u30eb\u30fc\u30bf\u30fc\u306e\u9078\u3073\u65b9\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac\uff01<\/span><\/h2>\n<p>\u3067\u306f\u3001\u3082\u3057\u3082\u4eca\u5f8c\u4f01\u696d\u5185\u306b\u30eb\u30fc\u30bf\u30fc\u3092\u65b0\u898f\u306b\u5c0e\u5165\u3059\u308b\u306a\u3089\u3001\u3069\u3046\u3044\u3046\u6a5f\u80fd\u304c\u4ed8\u3044\u305f\u30eb\u30fc\u30bf\u30fc\u306b\u3059\u308b\u3079\u304d\u306a\u306e\u304b\u3001\u6700\u5f8c\u306b\u3001<strong>\u30eb\u30fc\u30bf\u30fc\u3092\u691c\u8a0e\u3059\u308b\u969b\u306b\u8003\u3048\u308b\u30dd\u30a4\u30f3\u30c8\u3092\u89e3\u8aac<\/strong>\u3057\u307e\u3059\u3002<\/p>\n<p><img loading=\"lazy\" src=\"\/blog\/wp-content\/uploads\/2018\/12\/router01-medium.jpg\" alt=\"\u30eb\u30fc\u30bf\u30fc\u306e\u9078\u3073\u65b9\u306e\u30dd\u30a4\u30f3\u30c8\" class=\"aligncenter wp-image-440 size-medium\" width=\"300\" height=\"154\" srcset=\"https:\/\/www.juniper-ne.jp\/blog\/wp-content\/uploads\/2018\/12\/router01-medium.jpg 300w, https:\/\/www.juniper-ne.jp\/blog\/wp-content\/uploads\/2018\/12\/router01.jpg 720w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3><span id=\"4-1\">4-1. \u5fc5\u8981\u306a\u6a5f\u80fd\u306f\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u304b<\/span><\/h3>\n<p>\u6700\u521d\u306b\u30eb\u30fc\u30bf\u30fc\u3092\u5165\u308c\u305f\u3044\u5834\u6240\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u4f8b\u3048\u3070\u3001WAN\u56de\u7dda\u3068\u4f01\u696d\u5185\u3092\u7d50\u3076\u5834\u6240\u306b\u5165\u308c\u308b\u306a\u3089\u3001\u5f53\u7136\u306a\u304c\u3089\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u304c\u4e07\u5168\u306a\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u3079\u304d\u3067\u3059\u3002<br \/>\nLAN\u5185\u3067\u7121\u7dda\u3092\u5229\u7528\u3057\u305f\u3044\u306a\u3089\u7121\u7ddaLAN\u304c\u5229\u7528\u3067\u304d\u308b\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3070\u306a\u3051\u308c\u3070\u3044\u3051\u307e\u305b\u3093\u3002\u4e00\u6982\u306b\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u3068\u3044\u3063\u3066\u3082\u3001\u5229\u7528\u3059\u308b\u74b0\u5883\u3084\u7528\u9014\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002\u5fc5\u8981\u306a\u6a5f\u80fd\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u308b\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u7406\u60f3\u3068\u3057\u3066\u306f\u3001\u3069\u306e\u30eb\u30fc\u30bf\u3092\u9078\u3076\u306b\u3057\u3066\u3082\u7ba1\u7406\u304c\u3057\u3084\u3059\u304f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u4ed8\u306e\u30eb\u30fc\u30bf\u30fc\u306e\u65b9\u304c\u5b89\u5fc3\u3067\u3059\u3002LAN\u69cb\u6210\u306e\u5909\u66f4\u306a\u3069\u3092\u884c\u3063\u3066\u3082\u3001\u3069\u3053\u306b\u3067\u3082\u518d\u5229\u7528\u3067\u304d\u308b\u30bf\u30a4\u30d7\u3067\u3042\u308c\u3070\u6295\u8cc7\u306e\u7121\u99c4\u306b\u3082\u306a\u3089\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n<h3><span id=\"4-2\">4-2.\u5fc5\u8981\u306a\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306f\u5b9f\u73fe\u3067\u304d\u308b\u304b<\/span><\/h3>\n<p>\u30eb\u30fc\u30bf\u30fc\u306e\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\uff08\u5358\u4f4d\u6642\u9593\u3042\u305f\u308a\u306b\u51e6\u7406\u3067\u304d\u308b\u91cf\uff09\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u306e\u691c\u7d22\u306e\u6642\u9593\u306b\u3088\u3063\u3066\u5de6\u53f3\u3055\u308c\u307e\u3059\u3002\u8907\u96d1\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u3084\u3001\u5197\u9577\u5316\u3092\u8003\u3048\u308b\u306a\u3089\u3001\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u304c\u9ad8\u901f\u306a\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3093\u3067\u304f\u3060\u3055\u3044\u3002\u901a\u4fe1\u306e\u9045\u5ef6\u306e\u5fc3\u914d\u304c\u306a\u304f\u306a\u308a\u307e\u3059\u3002<br \/>\n\u30b9\u30c8\u30ec\u30b9\u306e\u306a\u3044\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3057\u305f\u3044\u306a\u3089\u3001\u6027\u80fd\u306e\u826f\u3044\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3073\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3><span id=\"4-3\">4-3. \u7ba1\u7406\u304c\u3057\u3084\u3059\u3044\u304b<\/span><\/h3>\n<p>\u4f01\u696d\u5185\u3067\u5c0e\u5165\u3059\u308b\u5834\u5408\u306b\u5927\u4e8b\u306a\u3053\u3068\u306f\u3001\u7ba1\u7406\u304c\u3057\u3084\u3059\u3044\u3053\u3068\u3067\u3059\u3002\u9060\u9694\u5730\u304b\u3089\u306e\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u306f\u3082\u3061\u308d\u3093\u306e\u3053\u3068\u3001\u30ec\u30dd\u30fc\u30c6\u30a3\u30f3\u30b0\u304b\u3089\u30ed\u30b0\u306e\u53d6\u5f97\u307e\u3067\u904b\u7528\u7ba1\u7406\u30dd\u30ea\u30b7\u30fc\u306b\u30de\u30c3\u30c1\u3057\u305f\u7ba1\u7406\u306e\u3057\u3084\u3059\u3044\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u9060\u9694\u5730\u304b\u3089\u30dd\u30ea\u30b7\u30fc\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3067\u304d\u308b\u3053\u3068\u3067\u3001\u30bb\u30f3\u30bf\u30fc\u304b\u3089\u306e\u904b\u7528\u304c\u3067\u304d\u305f\u308a\u3001\u904b\u7528\u7ba1\u7406\u8005\u304c\u4e0d\u5728\u306a\u3089\u904b\u7528\u7ba1\u7406\u3092\u30a2\u30a6\u30c8\u30bd\u30fc\u30b9\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3><span id=\"4-4\">4-4. \u4eee\u60f3\u5316\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u304b<\/span><\/h3>\n<p>\u6628\u4eca\u3067\u306f\u4f01\u696d\u5185\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3082\u4eee\u60f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u6210\u304c\u5897\u52a0\u3057\u3066\u3044\u307e\u3059\u3002\u3044\u3064\u3067\u3082\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u4eee\u60f3\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3093\u3067\u304a\u3051\u3070\u9593\u9055\u3044\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u30b3\u30f3\u30d5\u30a3\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u8a2d\u5b9a\u3084\u904b\u7528\u7ba1\u7406\u3082\u30d0\u30fc\u30c1\u30e3\u30eb\u3054\u3068\u306b\u884c\u3048\u308b\u305f\u3081\u3001\u904b\u7528\u7ba1\u7406\u30b3\u30b9\u30c8\u306e\u4f4e\u6e1b\u306b\u3082\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u4eee\u60f3\u5316\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3093\u3067\u304a\u304f\u3053\u3068\u304c\u4eca\u5f8c\u306e\u30b3\u30b9\u30c8\u524a\u6e1b\u306b\u3082\u3064\u306a\u304c\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u307e\u305f\u3001\u30ea\u30bd\u30fc\u30b9\u3092\u5206\u3051\u308b\u3053\u3068\u3067\u8907\u96d1\u306a\u69cb\u6210\u306b\u3082\u67d4\u8edf\u306b\u5bfe\u5fdc\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"i\">\u307e\u3068\u3081<\/span><\/h2>\n<p>\u30eb\u30fc\u30bf\u30fc\u306e\u5f79\u5272\u3068\u306f\u8907\u6570\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u3064\u306a\u304e\u6700\u9069\u306a\u901a\u4fe1\u30eb\u30fc\u30c8\u3092\u6307\u3057\u793a\u3059\u3053\u3068\u3067\u3059\u3002\u305d\u3057\u3066\u6700\u9069\u3067\u5b89\u5168\u306a\u901a\u4fe1\u3092\u884c\u3046\u305f\u3081\u306b\u3082\u5fc5\u8981\u306a\u6a5f\u5668\u3060\u3068\u3044\u3048\u307e\u3059\u3002<\/p>\n<p>\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u969b\u306b\u306f\u3001\u6027\u80fd\u306b\u3053\u3060\u308f\u308a\u3001\u5b89\u5168\u306a\u901a\u4fe1\u304c\u3067\u304d\u308b\u30bf\u30a4\u30d7\u3092\u9078\u3076\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002\u305d\u3057\u3066\u3001\u904b\u7528\u7ba1\u7406\u304c\u3057\u3084\u3059\u3044\u30eb\u30fc\u30bf\u30fc\u3092\u9078\u3076\u3053\u3068\u3082\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2><span id=\"i-2\">\u304a\u5f79\u7acb\u3061\u8cc7\u6599<\/span><\/h2>\n<div class=\"downloadLink\">\n<ul>\n<li><img src=\"\/blog\/wp-content\/uploads\/2018\/12\/yahoo.jpg\" \/><\/li>\n<li>\n<div class=\"title\">\u3010\u5c0e\u5165\u4e8b\u4f8b\u3011\u30e4\u30d5\u30fc\u682a\u5f0f\u4f1a\u793e\uff5e\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30fb\u30a8\u30c3\u30b8\u30eb\u30fc\u30bf\u30fcMX480\uff5e<\/div>\n<div class=\"description\">\u30e6\u30cb\u30d0\u30fc\u30b5\u30eb\u30fb\u30a8\u30c3\u30b8\u30eb\u30fc\u30bf\u30fcMX480\u306e\u30e6\u30fc\u30b6\u30fc\u5c0e\u5165\u4e8b\u4f8b\u30d1\u30f3\u30d5\u30ec\u30c3\u30c8\u3067\u3059\u3002<\/div>\n<div class=\"linkButton\"><a 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