{"id":5079,"date":"2025-07-16T14:42:02","date_gmt":"2025-07-16T05:42:02","guid":{"rendered":"https:\/\/sky-peace.net\/?p=5079"},"modified":"2025-07-16T14:42:02","modified_gmt":"2025-07-16T05:42:02","slug":"vlan-vpn-proxy-diff","status":"publish","type":"post","link":"https:\/\/sky-peace.net\/certified\/vlan-vpn-proxy-diff\/","title":{"rendered":"\u3010\u56f3\u89e3\u3011VLAN\u30fbVPN\u30fb\u30d7\u30ed\u30ad\u30b7\u306e\u9055\u3044\u3068\u306f\uff1f\u4ed5\u7d44\u307f\u3068\u5f79\u5272\u3001\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u3092\u5fb9\u5e95\u89e3\u8aac\u3010\u5fdc\u7528\u60c5\u5831\u30fb\u9ad8\u5ea6\u8a66\u9a13\u5bfe\u7b56\u3011"},"content":{"rendered":"<p>\u79c1\u305f\u3061\u306e\u8eab\u306e\u56de\u308a\u306b\u306f\u3001\u5b89\u5168\u3067\u5feb\u9069\u306a\u901a\u4fe1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u76ee\u306b\u306f\u898b\u3048\u306a\u3044\u69d8\u3005\u306a\u300c\u95a2\u6240\u300d\u304c\u5b58\u5728\u3057\u307e\u3059\u3002<\/p>\n<p>\u4f8b\u3048\u3070\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u90e8\u7f72\u3054\u3068\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u7bc4\u56f2\u3092\u5236\u9650\u3059\u308b<strong>\u300eVLAN\u300f<\/strong>\u3068\u3044\u3046\u95a2\u6240\u3002<\/p>\n<p>\u81ea\u5b85\u3084\u30ab\u30d5\u30a7\u304b\u3089\u4f1a\u793e\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u5b89\u5168\u306b\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306e<strong>\u300eVPN\u300f<\/strong>\u3068\u3044\u3046\u79d8\u5bc6\u306e\u30c8\u30f3\u30cd\u30eb\uff08\u95a2\u6240\uff09\u3002<\/p>\n<p>\u305d\u3057\u3066\u3001\u793e\u5185\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u3044\u3046\u5e83\u5927\u306a\u4e16\u754c\u3078\u65c5\u7acb\u3064\u524d\u306b\u3001\u4e0d\u5be9\u306a\u30b5\u30a4\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u30d6\u30ed\u30c3\u30af\u3057\u3066\u304f\u308c\u308b<strong>\u300e\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u300f<\/strong>\u3068\u3044\u3046\u983c\u308c\u308b\u9580\u756a\uff08\u95a2\u6240\uff09\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u6280\u8853\u306f\u3001\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u91ce\u3001\u305d\u3057\u3066\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u8a66\u9a13\u306a\u3069\u3001\u591a\u304f\u306eIT\u8a66\u9a13\u3067\u305d\u306e\u7406\u89e3\u5ea6\u304c\u554f\u308f\u308c\u308b\u5fc5\u9808\u77e5\u8b58\u3067\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u305d\u308c\u305e\u308c\u306e\u5f79\u5272\u3084\u4ed5\u7d44\u307f\u304c\u5fae\u5999\u306b\u7570\u306a\u308b\u305f\u3081\u3001<\/p>\n<p>\u300c\u7d50\u5c40\u3001\u3053\u308c\u3089\u306e\u6280\u8853\u306f\u4f55\u304c\u3069\u3046\u9055\u3046\u306e\uff1f\u300d<br \/>\n\u300c\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u5143\u30fb\u9001\u4fe1\u5148\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u3069\u3053\u3067\u3069\u3046\u66f8\u304d\u63db\u308f\u308b\u306e\uff1f\u300d<\/p>\n<p>\u3068\u3001\u982d\u306e\u4e2d\u306b\u300c\uff1f\u300d\u304c\u6d6e\u304b\u3093\u3067\u3057\u307e\u3046\u3053\u3068\u3082\u5c11\u306a\u304f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<p><strong>\u3054\u5b89\u5fc3\u304f\u3060\u3055\u3044\u3002<\/strong>\u3053\u306e\u5192\u967a\uff08\u8a18\u4e8b\uff09\u306f\u3001\u305d\u3093\u306a\u3042\u306a\u305f\u306e\u305f\u3081\u306e\u30ac\u30a4\u30c9\u30d6\u30c3\u30af\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u5148\u3092\u8aad\u307f\u9032\u3081\u308c\u3070\u3001\u307e\u308b\u3067\u30d1\u30b1\u30c3\u30c8\u306b\u306a\u3063\u305f\u6c17\u5206\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u95a2\u6240\u304c\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u3066\u3044\u308b\u306e\u304b\u3092\u4f53\u9a13\u3067\u304d\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u8aad\u307f\u7d42\u3048\u308b\u9803\u306b\u306f\u30013\u3064\u306e\u6280\u8853\u306e\u9055\u3044\u3092\u81ea\u4fe1\u3092\u6301\u3063\u3066\u8a9e\u308c\u308b\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u3055\u3042\u3001\u77e5\u8b58\u306e\u5730\u56f3\u3092\u7247\u624b\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u95a2\u6240\u3092\u5de1\u308b\u5192\u967a\u306b\u51fa\u767a\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n<h2>VLAN VPN \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc3\u3064\u306e\u6280\u8853\u3092\u4e00\u8a00\u3067\u3044\u3046\u3068\uff1f<\/h2>\n<p><img decoding=\"async\" class=\"alignnone wp-image-5084 size-large\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/07\/Gemini_Generated_Image_ust8d0ust8d0ust8-1024x559.png\" alt=\"\" width=\"920\" height=\"502\" \/><\/p>\n<p>\u8a73\u7d30\u306a\u89e3\u8aac\u306b\u5165\u308b\u524d\u306b\u3001\u307e\u305a\u306f3\u3064\u306e\u6280\u8853\u306e\u5f79\u5272\u3092\u3001\u8133\u306b\u523b\u307f\u8fbc\u307e\u308c\u308b\u3088\u3046\u306a\u30b7\u30f3\u30d7\u30eb\u306a\u8a00\u8449\u3067\u6574\u7406\u3057\u3066\u3057\u307e\u3044\u307e\u3057\u3087\u3046\u3002\u3053\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u982d\u306b\u5165\u308c\u3066\u304a\u304f\u3060\u3051\u3067\u3001\u4eca\u5f8c\u306e\u5b66\u7fd2\u52b9\u7387\u304c\u5287\u7684\u306b\u5909\u308f\u308a\u307e\u3059\u3002<\/p>\n<div class=\"point-box\">\n<h3>VLAN\u306f\u3001\u30aa\u30d5\u30a3\u30b9\u306e\u300c\u9593\u53d6\u308a\u5909\u66f4\u300d<\/h3>\n<p>\u7269\u7406\u7684\u306a\u914d\u7dda\u306f\u305d\u306e\u307e\u307e\u306b\u3001\u30b9\u30a4\u30c3\u30c1\u306e\u8a2d\u5b9a\u3060\u3051\u3067\u300c\u55b6\u696d\u90e8\u306e\u5cf6\u300d\u300c\u958b\u767a\u90e8\u306e\u5cf6\u300d\u3068\u3044\u3063\u305f\u3088\u3046\u306b\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8ad6\u7406\u7684\u306b\u5206\u5272\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u307e\u308b\u3067\u3001\u5927\u304d\u306a\u30ef\u30f3\u30d5\u30ed\u30a2\u306e\u30aa\u30d5\u30a3\u30b9\u306b\u3001\u5f8c\u304b\u3089\u30d1\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u7acb\u3066\u3066\u90e8\u5c4b\u3092\u5206\u3051\u308b\u3088\u3046\u306a\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u306d\u3002<strong>\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306e\u7bc4\u56f2\u3092\u9650\u5b9a\u3057\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u901a\u4fe1\u52b9\u7387\u3092\u9ad8\u3081\u308b<\/strong>\u306e\u304c\u4e3b\u306a\u76ee\u7684\u3067\u3059\u3002<\/p>\n<\/div>\n<div class=\"point-box\">\n<h3>VPN\u306f\u3001\u516c\u9053\u306e\u300c\u5c02\u7528\u30c8\u30f3\u30cd\u30eb\u300d<\/h3>\n<p>\u8ab0\u3082\u304c\u4f7f\u3048\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u3044\u3046\u516c\u9053\uff08\u30d1\u30d6\u30ea\u30c3\u30af\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff09\u306e\u4e2d\u306b\u3001\u7279\u5b9a\u306e\u4eba\u3057\u304b\u901a\u308c\u306a\u3044\u300c\u6697\u53f7\u5316\u3055\u308c\u305f\u5c02\u7528\u30c8\u30f3\u30cd\u30eb\u300d\u3092\u4f5c\u308b\u6280\u8853\u3067\u3059\u3002\u3053\u306e\u30c8\u30f3\u30cd\u30eb\u3092\u901a\u308b\u3053\u3068\u3067\u3001\u901a\u4fe1\u5185\u5bb9\u3092\u76d7\u307f\u898b\u3089\u308c\u305f\u308a\u3001\u6539\u3056\u3093\u3055\u308c\u305f\u308a\u3059\u308b\u5371\u967a\u304b\u3089\u5b88\u3089\u308c\u307e\u3059\u3002<strong>\u5b89\u5168\u306a\u901a\u4fe1\u7d4c\u8def\u3092\u78ba\u4fdd\u3059\u308b<\/strong>\u306e\u304c\u4e00\u756a\u306e\u76ee\u7684\u3067\u3059\u3002<\/p>\n<\/div>\n<div class=\"point-box\">\n<h3>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u6d77\u5916\u65c5\u884c\u306e\u300c\u983c\u308c\u308b\u6dfb\u4e57\u54e1\u300d<\/h3>\n<p>\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3044\u308bPC\u306e\u4ee3\u308f\u308a\u306b\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u306e\u901a\u4fe1\u3092\u4ee3\u884c\u3057\u3066\u304f\u308c\u308b\u30b5\u30fc\u30d0\u30fc\u3067\u3059\u3002\u307e\u308b\u3067\u3001\u6d77\u5916\u65c5\u884c\u3067\u8a00\u8449\u306e\u901a\u3058\u306a\u3044\u5834\u6240\u3078\u884c\u304f\u3068\u304d\u306b\u3001\u73fe\u5730\u306e\u6587\u5316\u3084\u5371\u967a\u306a\u5834\u6240\u3092\u719f\u77e5\u3057\u305f\u300c\u6dfb\u4e57\u54e1\u300d\u304c\u4ee3\u7406\u3067\u3084\u308a\u53d6\u308a\u3057\u3066\u304f\u308c\u308b\u3088\u3046\u306a\u3082\u306e\u3002<strong>Web\u30a2\u30af\u30bb\u30b9\u306e\u5236\u5fa1\u3084\u3001\u901a\u4fe1\u5185\u5bb9\u306e\u30c1\u30a7\u30c3\u30af\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u3088\u308b\u9ad8\u901f\u5316<\/strong>\u306a\u3069\u3001\u591a\u5c90\u306b\u308f\u305f\u308b\u76ee\u7684\u3067\u6d3b\u8e8d\u3057\u307e\u3059\u3002<\/p>\n<\/div>\n<p>\u3069\u3046\u3067\u3057\u3087\u3046\uff1f\u300c\u4ed5\u5207\u308a\u300d\u300c\u30c8\u30f3\u30cd\u30eb\u300d\u300c\u6dfb\u4e57\u54e1\u300d\u3002\u305d\u308c\u305e\u308c\u306e\u5f79\u5272\u304c\u3001\u5c11\u3057\u5177\u4f53\u7684\u306b\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u305f\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u3067\u306f\u6b21\u306b\u3001\u3053\u306e3\u3064\u306e\u6280\u8853\u304c\u5b9f\u969b\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u3066\u3044\u308b\u306e\u304b\u3001\u5168\u4f53\u50cf\u3092\u56f3\u89e3\u3067\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h2>3. \u5927\u56f3\u89e3\uff1a\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u3067\u898b\u308bVLAN\u30fbVPN\u30fb\u30d7\u30ed\u30ad\u30b7\u306e\u9023\u643a<\/h2>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-5087 size-large\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/07\/Gemini_Generated_Image_2qbp7x2qbp7x2qbp-1024x559.png\" alt=\"\" width=\"920\" height=\"502\" \/><\/p>\n<p>\u767e\u805e\u306f\u4e00\u898b\u306b\u5982\u304b\u305a\u3002\u3053\u3053\u3067\u306f\u3001\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u4e2d\u306eA\u3055\u3093\u304c\u3001\u81ea\u5b85\u306ePC\u304b\u3089\u4f1a\u793e\u306e\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3092\u7d4c\u7531\u3057\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306eWeb\u30b5\u30a4\u30c8\u3092\u898b\u308b\u3001\u3068\u3044\u3046\u5178\u578b\u7684\u306a\u30b7\u30ca\u30ea\u30aa\u3067\u300c\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u300d\u3092\u8ffd\u3044\u304b\u3051\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"network-diagram\">\n<p><strong>\u3010\u767b\u5834\u4eba\u7269\u3068\u821e\u53f0\u8a2d\u5b9a\u3011<\/strong><\/p>\n<ul>\n<li><strong>\u4e3b\u4eba\u516c\uff1a<\/strong> A\u3055\u3093\u306ePC\uff08\u81ea\u5b85\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185 IP: 192.168.1.10\uff09<\/li>\n<li><strong>\u6700\u521d\u306e\u95a2\u6240\uff1a<\/strong> \u4f1a\u793e\u306eVPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff08\u517c\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\uff09<\/li>\n<li><strong>\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff1a<\/strong>\n<ul>\n<li><strong>VLAN10\uff08\u55b6\u696d\u90e8\u30d5\u30ed\u30a2\uff09:<\/strong> 172.16.10.0\/24<\/li>\n<li><strong>VLAN20\uff08\u958b\u767a\u90e8\u30d5\u30ed\u30a2\uff09:<\/strong> 172.16.20.0\/24<\/li>\n<li><strong>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\uff1a<\/strong> 172.16.10.100 \uff08VLAN10\u306b\u6240\u5c5e\uff09<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u76ee\u7684\u5730\uff1a<\/strong> \u3068\u3042\u308bWeb\u30b5\u30a4\u30c8\uff08example.com\uff09<\/li>\n<\/ul>\n<\/div>\n<p><strong>\u3010\u30d1\u30b1\u30c3\u30c8\u306e\u65c5 \u30b9\u30bf\u30fc\u30c8\uff01\u3011<\/strong><\/p>\n<ol>\n<li><strong>\u65c5\u306e\u59cb\u307e\u308a\uff08\u81ea\u5b85 \u2192 VPN\uff09<\/strong><br \/>\nA\u3055\u3093\u304cVPN\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30bd\u30d5\u30c8\u3092\u8d77\u52d5\u3057\u3066\u4f1a\u793e\u306b\u63a5\u7d9a\uff01A\u3055\u3093\u306ePC\u304b\u3089Web\u30b5\u30a4\u30c8\u5b9b\u306e\u30d1\u30b1\u30c3\u30c8\uff08\u9001\u4fe1\u5143: 192.168.1.10\uff09\u304c\u3001VPN\u306b\u3088\u3063\u3066\u300c\u30ab\u30d7\u30bb\u30eb\u5316\u300d\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5143\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u3001\u4f1a\u793e\u306eVPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u5b9b\u306e\u65b0\u3057\u3044\u30d1\u30b1\u30c3\u30c8\u306b\u8a70\u3081\u8fbc\u3080\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002\u3053\u306e\u30ab\u30d7\u30bb\u30eb\u5316\u3068\u6697\u53f7\u5316\u306b\u3088\u308a\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u3044\u3046\u516c\u9053\u3092\u5b89\u5168\u306b\u65c5\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br \/>\n<span class=\"highlight\"><strong>[VPN]<\/strong>\u306e\u6d3b\u8e8d\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/span><\/li>\n<li><strong>\u6700\u521d\u306e\u95a2\u6240\uff08VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\uff09<\/strong><br \/>\n\u4f1a\u793e\u306eVPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306b\u5230\u7740\u3057\u305f\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u30ab\u30d7\u30bb\u30eb\u3092\u89e3\u304b\u308c\u3001\u6697\u53f7\u3082\u5fa9\u53f7\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u3067\u5143\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u53d6\u308a\u51fa\u3055\u308c\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u65c5\u3059\u308b\u8a31\u53ef\u8a3c\u3068\u3057\u3066\u3001\u65b0\u3057\u3044IP\u30a2\u30c9\u30ec\u30b9\uff08\u4f8b: 172.16.10.50\uff09\u304cA\u3055\u3093\u306ePC\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u4ee3\u7406\u4eba\u3078\u306e\u4f9d\u983c\uff08PC \u2192 \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\uff09<\/strong><br \/>\nA\u3055\u3093\u306ePC\u306e\u30d6\u30e9\u30a6\u30b6\u306f\u300cWeb\u30b5\u30a4\u30c8\u3078\u306f\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u7d4c\u7531\u3067\u884c\u304f\u3088\u3046\u306b\u300d\u3068\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001Web\u30b5\u30a4\u30c8\u5b9b\u306e\u901a\u4fe1\u306f\u3001\u307e\u305a\u793e\u5185\u306e\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\uff08172.16.10.100\uff09\u3078\u5411\u304b\u3044\u307e\u3059\u3002<br \/>\n<em>\u30d1\u30b1\u30c3\u30c8\u60c5\u5831\uff1a<\/em><br \/>\n<strong>\u9001\u4fe1\u5143IP:<\/strong> 172.16.10.50 (A\u3055\u3093\u306ePC\u306e\u793e\u5185\u7528IP)<br \/>\n<strong>\u5b9b\u5148IP:<\/strong> 172.16.10.100 (\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc)<\/li>\n<li><strong>\u30d5\u30ed\u30a2\u5185\u306e\u901a\u4fe1\uff08VLAN\uff09<\/strong><br \/>\nA\u3055\u3093\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305fIP\uff08172.16.10.50\uff09\u3068\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306eIP\uff08172.16.10.100\uff09\u306f\u3001\u540c\u3058VLAN10\u306b\u6240\u5c5e\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u3053\u306e\u901a\u4fe1\u306fVLAN10\u306e\u4e2d\u3060\u3051\u3067\u884c\u308f\u308c\u3001\u4ed6\u306eVLAN\uff08\u4f8b\u3048\u3070\u958b\u767a\u90e8\u306eVLAN20\uff09\u306b\u306f\u4f59\u8a08\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u304c\u6d41\u308c\u307e\u305b\u3093\u3002\u3082\u3057A\u3055\u3093\u304c\u958b\u767a\u90e8\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5834\u5408\u306f\u3001L3\u30b9\u30a4\u30c3\u30c1\u304cVLAN\u9593\u306e\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3063\u3066\u304f\u308c\u307e\u3059\u3002<br \/>\n<span class=\"highlight\"><strong>[VLAN]<\/strong>\u306e\u6d3b\u8e8d\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/span><\/li>\n<li><strong>\u4ee3\u7406\u4eba\u306e\u4ed5\u4e8b\uff08\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc \u2192 \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff09<\/strong><br \/>\n\u4f9d\u983c\u3092\u53d7\u3051\u305f\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u307e\u305a\u4f1a\u793e\u306e\u30eb\u30fc\u30eb\uff08URL\u30d5\u30a3\u30eb\u30bf\uff09\u306b\u9055\u53cd\u3057\u3066\u3044\u306a\u3044\u304b\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002\u554f\u984c\u306a\u3051\u308c\u3070\u3001A\u3055\u3093\u306e\u4ee3\u308f\u308a\u306b<strong>\u81ea\u5206\u81ea\u8eab\u304c\u9001\u4fe1\u5143\u3068\u306a\u3063\u3066<\/strong>\u3001\u76ee\u7684\u306eWeb\u30b5\u30a4\u30c8\u3078\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u3053\u304c\u6700\u5927\u306e\u30dd\u30a4\u30f3\u30c8\uff01<br \/>\n<em>\u30d1\u30b1\u30c3\u30c8\u60c5\u5831\uff1a<\/em><br \/>\n<strong>\u9001\u4fe1\u5143IP:<\/strong> (\u4f1a\u793e\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP)<br \/>\n<strong>\u5b9b\u5148IP:<\/strong> (example.com\u306eIP)<span class=\"highlight\"><strong>[\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc]<\/strong>\u306e\u6d3b\u8e8d\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/span><\/li>\n<li><strong>\u65c5\u306e\u7d42\u308f\u308a\uff08\u5e30\u8def\uff09<\/strong><br \/>\nWeb\u30b5\u30a4\u30c8\u304b\u3089\u306e\u5fdc\u7b54\u306f\u3001\u307e\u305a\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306b\u5c4a\u304d\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u305d\u306e\u5185\u5bb9\u3092A\u3055\u3093\u306ePC\uff08172.16.10.50\uff09\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002\u3053\u306e\u901a\u4fe1\u3082VPN\u30c8\u30f3\u30cd\u30eb\u3092\u901a\u3063\u3066\u6697\u53f7\u5316\u3055\u308c\u3001\u5b89\u5168\u306bA\u3055\u3093\u306e\u81ea\u5b85\u307e\u3067\u5c4a\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u3088\u3046\u306b\u30013\u3064\u306e\u6280\u8853\u306f\u305d\u308c\u305e\u308c\u304c\u7570\u306a\u308b\u5f79\u5272\u3092\u6301\u3061\u306a\u304c\u3089\u3001\u898b\u4e8b\u306b\u9023\u643a\u3057\u3066\u79c1\u305f\u3061\u306e\u5b89\u5168\u3067\u52b9\u7387\u7684\u306a\u901a\u4fe1\u3092\u652f\u3048\u3066\u3044\u308b\u306e\u3067\u3059\u3002<\/p>\n<h2>4. \u306a\u305c\uff1f\u304c\u308f\u304b\u308b\u6df1\u6398\u308a\u89e3\u8aac &#8211; \u76ee\u7684\u30fb\u30ec\u30a4\u30e4\u30fb\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u3067\u5fb9\u5e95\u6bd4\u8f03<\/h2>\n<p>\u524d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u30013\u3064\u306e\u6280\u8853\u304c\u9023\u643a\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u3092\u63b4\u3093\u3067\u3044\u305f\u3060\u3051\u305f\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3055\u3089\u306b\u4e00\u6b69\u8e0f\u307f\u8fbc\u307f\u3001\u5fdc\u7528\u60c5\u5831\u30fb\u9ad8\u5ea6\u8a66\u9a13\u3067\u554f\u308f\u308c\u308b\u6280\u8853\u7684\u306a\u9055\u3044\u3092\u3001\u4ee5\u4e0b\u306e4\u3064\u306e\u89b3\u70b9\u304b\u3089\u5fb9\u5e95\u7684\u306b\u6bd4\u8f03\u30fb\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<h2>4. \u306a\u305c\uff1f\u304c\u308f\u304b\u308b\u6df1\u6398\u308a\u89e3\u8aac &#8211; \u76ee\u7684\u30fb\u30ec\u30a4\u30e4\u30fb\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u3067\u5fb9\u5e95\u6bd4\u8f03<\/h2>\n<p>\u524d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u30013\u3064\u306e\u6280\u8853\u304c\u9023\u643a\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u3092\u63b4\u3093\u3067\u3044\u305f\u3060\u3051\u305f\u304b\u3068\u601d\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3055\u3089\u306b\u4e00\u6b69\u8e0f\u307f\u8fbc\u307f\u3001\u5fdc\u7528\u60c5\u5831\u30fb\u9ad8\u5ea6\u8a66\u9a13\u3067\u554f\u308f\u308c\u308b\u6280\u8853\u7684\u306a\u9055\u3044\u3092\u3001\u4ee5\u4e0b\u306e4\u3064\u306e\u89b3\u70b9\u304b\u3089\u5fb9\u5e95\u7684\u306b\u6bd4\u8f03\u30fb\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n<div class=\"table-scroll-wrapper\">\n<table class=\"comparison-table\">\n<thead>\n<tr>\n<th>\u6bd4\u8f03\u9805\u76ee<\/th>\n<th>VLAN (\u4eee\u60f3LAN)<\/th>\n<th>VPN (\u4eee\u60f3\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u7db2)<\/th>\n<th>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u76ee\u7684<\/strong><\/td>\n<td>\u7269\u7406\u7684\u306a\u63a5\u7d9a\u306b\u4f9d\u5b58\u305b\u305a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092<strong>\u8ad6\u7406\u7684\u306b\u5206\u5272<\/strong>\u3059\u308b\u3002<br \/>\n\uff08\u90e8\u7f72\u5358\u4f4d\u3067\u306e\u30b0\u30eb\u30fc\u30d7\u5316\u3001\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30c9\u30e1\u30a4\u30f3\u306e\u5206\u5272\u306b\u3088\u308b\u52b9\u7387\u5316\u30fb\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5411\u4e0a\uff09<\/td>\n<td>\u516c\u8846\u7db2\uff08\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\uff09\u4e0a\u306b\u3001\u6697\u53f7\u5316\u3055\u308c\u305f<strong>\u5b89\u5168\u306a\u901a\u4fe1\u7d4c\u8def\uff08\u30c8\u30f3\u30cd\u30eb\uff09<\/strong>\u3092\u69cb\u7bc9\u3059\u308b\u3002<br \/>\n\uff08\u62e0\u70b9\u9593\u63a5\u7d9a\u3001\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\uff09<\/td>\n<td>\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306ePC\u306b<strong>\u4ee3\u308f\u3063\u3066\uff08Proxy\uff09<\/strong>\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u901a\u4fe1\u3059\u308b\u3002<br \/>\n\uff08URL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u30a6\u30a4\u30eb\u30b9\u30c1\u30a7\u30c3\u30af\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u3088\u308b\u9ad8\u901f\u5316\u3001\u533f\u540d\u6027\u306e\u78ba\u4fdd\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u52d5\u4f5c\u30ec\u30a4\u30e4<\/strong><br \/>\n(OSI\u53c2\u7167\u30e2\u30c7\u30eb)<\/td>\n<td><strong>\u30ec\u30a4\u30e42\uff08\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff09<\/strong><br \/>\nMAC\u30a2\u30c9\u30ec\u30b9\u3092\u57fa\u306b\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/td>\n<td><strong>\u30ec\u30a4\u30e43\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\uff09<\/strong>\u304c\u4e3b\u6d41 (IPsec-VPN)<br \/>\nIP\u30d1\u30b1\u30c3\u30c8\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3066\u5236\u5fa1\u3057\u307e\u3059\u3002<br \/>\n<small>\u203b\u4ed6\u306b\u3082\u30ec\u30a4\u30e42(L2TP)\u3084\u30ec\u30a4\u30e47(SSL-VPN)\u3067\u52d5\u4f5c\u3059\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<\/small><\/td>\n<td><strong>\u30ec\u30a4\u30e47\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\uff09<\/strong><br \/>\nHTTP\u3084HTTPS\u3068\u3044\u3063\u305f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u901a\u4fe1\u5185\u5bb9\u3092\u89e3\u91c8\u3057\u3066\u4ee3\u7406\u5fdc\u7b54\u3057\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u4e3b\u306a\u4ed5\u7d44\u307f<\/strong><\/td>\n<td>L2\u30b9\u30a4\u30c3\u30c1\u304c\u3001\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u306b<strong>VLAN\u30bf\u30b0\uff08VLAN ID\uff09<\/strong>\u3092\u4ed8\u4e0e\u30fb\u53c2\u7167\u3059\u308b\u3053\u3068\u3067\u3001\u6240\u5c5eVLAN\u3092\u8b58\u5225\u3057\u3001\u30d5\u30ec\u30fc\u30e0\u306e\u8ee2\u9001\u5148\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002(IEEE 802.1Q)<\/td>\n<td>\u901a\u4fe1\u3057\u305f\u3044\u5143\u306eIP\u30d1\u30b1\u30c3\u30c8\u5168\u4f53\u3092<strong>\u6697\u53f7\u5316<\/strong>\u3057\u3001\u3055\u3089\u306b\u65b0\u3057\u3044IP\u30d8\u30c3\u30c0\u3092\u4ed8\u4e0e\u3057\u3066<strong>\u30ab\u30d7\u30bb\u30eb\u5316\uff08\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\uff09<\/strong>\u3057\u307e\u3059\u3002<\/td>\n<td>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4e00\u5ea6<strong>\u7d42\u7aef<\/strong>\u3055\u305b\u3001\u5185\u5bb9\u3092\u89e3\u91c8\u3057\u305f\u4e0a\u3067\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u81ea\u8eab\u304c<strong>\u65b0\u305f\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u751f\u6210<\/strong>\u3057\u3066\u5b9b\u5148\u306b\u9001\u308a\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u30eb\u30fc\u30eb<\/strong><\/td>\n<td><span class=\"no-change\"><strong>\u539f\u5247\u3001\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u306f\u884c\u308f\u306a\u3044<\/strong><\/span><br \/>\nVLAN\u306f\u3001\u30d1\u30b1\u30c3\u30c8\u5185\u306e\u9001\u4fe1\u5143\u30fb\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u3084\u3001\u30d5\u30ec\u30fc\u30e0\u5185\u306e\u9001\u4fe1\u5143\u30fb\u5b9b\u5148MAC\u30a2\u30c9\u30ec\u30b9\u3092\u66f8\u304d\u63db\u3048\u307e\u305b\u3093\u3002\u3042\u304f\u307e\u3067VLAN\u30bf\u30b0\u3092\u4f7f\u3063\u3066L2\u30ec\u30d9\u30eb\u3067\u306e\u8ee2\u9001\u7bc4\u56f2\u3092\u9650\u5b9a\u3059\u308b\u3060\u3051\u3067\u3059\u3002<br \/>\n<small>\u203bVLAN\u9593\u3092\u901a\u4fe1\u3055\u305b\u308bL3\u30b9\u30a4\u30c3\u30c1\u306f\u3001\u30eb\u30fc\u30bf\u30fc\u3068\u3057\u3066MAC\u30a2\u30c9\u30ec\u30b9\u306e\u66f8\u304d\u63db\u3048\u3092\u884c\u3044\u307e\u3059\u304c\u3001\u305d\u308c\u306fVLAN\u81ea\u4f53\u306e\u6a5f\u80fd\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/small><\/td>\n<td><span class=\"change\" style=\"font-size: 70%;\"><strong>\u30ab\u30d7\u30bb\u30eb\u5316\u306b\u3088\u308a\u30a2\u30c9\u30ec\u30b9\u304c\u8ffd\u52a0\u30fb\u5909\u66f4\u3055\u308c\u308b<\/strong><\/span><\/p>\n<p><span style=\"font-size: 70%;\"><strong>\u5143\u306eIP\u30d1\u30b1\u30c3\u30c8\uff1a<\/strong>\u5909\u66f4\u3055\u308c\u305a\u306b\u30ab\u30d7\u30bb\u30eb\u5185\u90e8\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-size: 70%;\"><strong>\u5916\u5074\u306eIP\u30d1\u30b1\u30c3\u30c8\uff1a<\/strong>\u9001\u4fe1\u5143\u306f\u300cVPN\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306eWAN\u5074IP\u300d\u3001\u5b9b\u5148\u306f\u300cVPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u306eWAN\u5074IP\u300d\u3068\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n<p><span style=\"font-size: 70%;\">\u3064\u307e\u308a\u3001\u901a\u4fe1\u7d4c\u8def\u4e0a\u3067\u306f\u3001\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u306f\u96a0\u853d\u3055\u308c\u307e\u3059\u3002<\/span><\/td>\n<td><span class=\"change\"><strong>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u8eab\u306e\u3082\u306e\u306b\u5909\u63db\u3059\u308b<\/strong><\/span><br \/>\n\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u304b\u3089\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4ee3\u7406\u3067\u9001\u4fe1\u3059\u308b\u969b\u3001\u30d1\u30b1\u30c3\u30c8\u306e<strong>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u81ea\u8eab\u306eIP\u30a2\u30c9\u30ec\u30b9\u306b\u66f8\u304d\u63db\u3048<\/strong>\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5185\u90e8\u306e\u30af\u30e9\u30a4\u30a2\u30f3\u30c8PC\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5074\u304b\u3089\u5b8c\u5168\u306b\u96a0\u853d\u3067\u304d\u307e\u3059\u3002\uff08\u4e00\u7a2e\u306eNAPT\/IP\u30de\u30b9\u30ab\u30ec\u30fc\u30c9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u3053\u306e\u8868\u3092\u898b\u308c\u3070\u30013\u3064\u306e\u6280\u8853\u304c\u5168\u304f\u7570\u306a\u308b\u30ec\u30a4\u30e4\u3067\u3001\u7570\u306a\u308b\u76ee\u7684\u306e\u305f\u3081\u306b\u3001\u7570\u306a\u308b\u4ed5\u7d44\u307f\u3067\u52d5\u3044\u3066\u3044\u308b\u3053\u3068\u304c\u4e00\u76ee\u77ad\u7136\u3067\u3059\u306d\u3002\u7279\u306b<strong>\u300c\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u300d<\/strong>\u306e\u6709\u7121\u3068\u305d\u306e\u65b9\u6cd5\u306f\u3001\u8a66\u9a13\u3067\u3082\u72d9\u308f\u308c\u3084\u3059\u3044\u6700\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u3067\u3059\uff01<\/p>\n<p>\u3053\u306e\u8868\u3092\u898b\u308c\u3070\u30013\u3064\u306e\u6280\u8853\u304c\u5168\u304f\u7570\u306a\u308b\u30ec\u30a4\u30e4\u3067\u3001\u7570\u306a\u308b\u76ee\u7684\u306e\u305f\u3081\u306b\u3001\u7570\u306a\u308b\u4ed5\u7d44\u307f\u3067\u52d5\u3044\u3066\u3044\u308b\u3053\u3068\u304c\u4e00\u76ee\u77ad\u7136\u3067\u3059\u306d\u3002\u7279\u306b<strong>\u300c\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u300d<\/strong>\u306e\u6709\u7121\u3068\u305d\u306e\u65b9\u6cd5\u306f\u3001\u8a66\u9a13\u3067\u3082\u72d9\u308f\u308c\u3084\u3059\u3044\u6700\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u3067\u3059\uff01<\/p>\n<h2>5. \u53b3\u9078\u904e\u53bb\u554f\u3068\u601d\u8003\u30c8\u30ec\u30fc\u30b9<\/h2>\n<p>\u7406\u8ad6\u3092\u30a4\u30f3\u30d7\u30c3\u30c8\u3057\u305f\u3089\u3001\u6b21\u306f\u30a2\u30a6\u30c8\u30d7\u30c3\u30c8\u306e\u7df4\u7fd2\u3067\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306e\u5178\u578b\u7684\u306a\u554f\u984c\u3092\u901a\u3057\u3066\u3001\u5b66\u3093\u3060\u77e5\u8b58\u3092\u3069\u3046\u3084\u3063\u3066\u5f97\u70b9\u306b\u7d50\u3073\u3064\u3051\u308b\u306e\u304b\u3001\u305d\u306e\u601d\u8003\u30d7\u30ed\u30bb\u30b9\u3092\u8ffd\u4f53\u9a13\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"qa-box\">\n<h3>\u3010\u554f1\u3011VLAN\u306e\u5c0e\u5165\u76ee\u7684<\/h3>\n<p><strong>Q.<\/strong> \u3042\u308b\u4f01\u696d\u304c\u3001\u30ef\u30f3\u30d5\u30ed\u30a2\u306b\u55b6\u696d\u90e8\u3068\u958b\u767a\u90e8\u306ePC\u3092\u8a2d\u7f6e\u3057\u3066\u3044\u308b\u3002\u7269\u7406\u7684\u306a\u914d\u7f6e\u3084\u914d\u7dda\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u4e21\u90e8\u9580\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8ad6\u7406\u7684\u306b\u5206\u96e2\u3057\u3001\u958b\u767a\u90e8\u304b\u3089\u55b6\u696d\u90e8\u306e\u5171\u6709\u30b5\u30fc\u30d0\u3078\u306e\u5b89\u6613\u306a\u30a2\u30af\u30bb\u30b9\u3092\u9632\u6b62\u3057\u305f\u3044\u3002\u3053\u306e\u76ee\u7684\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u6700\u3082\u9069\u5207\u306a\u88c5\u7f6e\u3068\u6280\u8853\u306e\u7d44\u5408\u305b\u306f\u3069\u308c\u304b\u3002<\/p>\n<p><strong>\u30a2.<\/strong> L2\u30b9\u30a4\u30c3\u30c1\u3092\u5c0e\u5165\u3057\u3001VLAN\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n<p><strong>\u30a4.<\/strong> \u30eb\u30fc\u30bf\u30fc\u3092\u5c0e\u5165\u3057\u3001VPN\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n<p><strong>\u30a6.<\/strong> \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3092\u5c0e\u5165\u3057\u3001URL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n<p><strong>\u30a8.<\/strong> \u30ea\u30d4\u30fc\u30bf\u30cf\u30d6\u3092\u5c0e\u5165\u3057\u3001MAC\u30a2\u30c9\u30ec\u30b9\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/p>\n<div class=\"kaisetsu-box\">\n<p><strong>\u3010\u6b63\u89e3\u3011\u30a2<\/strong><\/p>\n<p><strong>\u3010\u601d\u8003\u30c8\u30ec\u30fc\u30b9\u3011<\/strong><\/p>\n<ol>\n<li><strong>\u554f\u984c\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u63b4\u3080\uff1a<\/strong> \u3053\u306e\u554f\u984c\u306e\u6838\u306f\u300c\u7269\u7406\u7684\u306a\u914d\u7f6e\u3092\u5909\u3048\u305a\u306b\u300d\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8ad6\u7406\u7684\u306b\u5206\u96e2\u300d\u3068\u3044\u3046\u90e8\u5206\u3067\u3059\u3002\u3053\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u304b\u3089\u3001VLAN\u304c\u6700\u3082\u95a2\u9023\u6027\u306e\u9ad8\u3044\u6280\u8853\u3060\u3068\u77ac\u6642\u306b\u9023\u60f3\u3067\u304d\u308b\u304b\u304c\u6700\u521d\u306e\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002<\/li>\n<li><strong>\u9078\u629e\u80a2\u3092\u541f\u5473\u3059\u308b\uff1a<\/strong>\n<ul>\n<li><strong>\u30a2\uff1a<\/strong>\u300cVLAN\u300d\u306f\u307e\u3055\u306b\u8ad6\u7406\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u5272\u6280\u8853\u3002L2\u30b9\u30a4\u30c3\u30c1\u306e\u4e3b\u8981\u6a5f\u80fd\u3067\u3059\u3002\u3053\u308c\u304c\u6b63\u89e3\u306e\u6700\u6709\u529b\u5019\u88dc\u3060\u3068\u5224\u65ad\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30a4\uff1a<\/strong>\u300cVPN\u300d\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7d4c\u7531\u306e\u5b89\u5168\u306a\u901a\u4fe1\u8def\u3092\u78ba\u4fdd\u3059\u308b\u6280\u8853\u3002\u793e\u5185\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u5272\u304c\u76ee\u7684\u306a\u306e\u3067\u3001\u7528\u9014\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30a6\uff1a<\/strong>\u300c\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u300d\u306fWeb\u30a2\u30af\u30bb\u30b9\u306e\u4ee3\u7406\u3084\u5236\u5fa1\u304c\u76ee\u7684\u3002\u5171\u6709\u30b5\u30fc\u30d0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3082\u53ef\u80fd\u3067\u3059\u304c\u3001\u300c\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u81ea\u4f53\u306e\u5206\u96e2\u300d\u3068\u3044\u3046\u76ee\u7684\u3068\u306f\u5c11\u3057\u30ba\u30ec\u307e\u3059\u3002<\/li>\n<li><strong>\u30a8\uff1a<\/strong>\u300c\u30ea\u30d4\u30fc\u30bf\u30cf\u30d6\u300d\u306f\u30ec\u30a4\u30e41\u306e\u88c5\u7f6e\u3067\u3001\u305d\u3082\u305d\u3082\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5206\u5272\u6a5f\u80fd\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u8ad6\u5916\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7d50\u8ad6\u3092\u78ba\u5b9a\u3059\u308b\uff1a<\/strong> \u4ee5\u4e0a\u306e\u691c\u8a0e\u304b\u3089\u3001\u76ee\u7684\u3068\u624b\u6bb5\u304c\u6700\u3082\u5408\u81f4\u3057\u3066\u3044\u308b\u300c\u30a2\u300d\u304c\u6b63\u89e3\u3067\u3042\u308b\u3068\u81ea\u4fe1\u3092\u6301\u3063\u3066\u7d50\u8ad6\u4ed8\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<div class=\"qa-box\">\n<h3>\u3010\u554f2\u3011VPN\u306e\u6838\u5fc3\u6280\u8853<\/h3>\n<p><strong>Q.<\/strong> \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8VPN\u306e\u8aac\u660e\u3068\u3057\u3066\u3001\u9069\u5207\u306a\u3082\u306e\u306f\u3069\u308c\u304b\u3002<\/p>\n<p><strong>\u30a2.<\/strong> \u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30d5\u30ec\u30fc\u30e0\u306bVLAN ID\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u3067\u3001\u4eee\u60f3\u7684\u306aLAN\u30bb\u30b0\u30e1\u30f3\u30c8\u3092\u69cb\u7bc9\u3059\u308b\u6280\u8853\u3002<\/p>\n<p><strong>\u30a4.<\/strong> \u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4e2d\u7d99\u3057\u3001\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u3059\u308b\u6280\u8853\u3002<\/p>\n<p><strong>\u30a6.<\/strong> \u516c\u8846\u7db2\u3092\u5229\u7528\u3059\u308b\u304c\u3001IP\u30d1\u30b1\u30c3\u30c8\u3092\u30ab\u30d7\u30bb\u30eb\u5316\u3057\u3001\u6697\u53f7\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u3042\u305f\u304b\u3082\u5c02\u7528\u7dda\u306e\u3088\u3046\u306a\u9ad8\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u901a\u4fe1\u3092\u5b9f\u73fe\u3059\u308b\u6280\u8853\u3002<\/p>\n<p><strong>\u30a8.<\/strong> \u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u901a\u4fe1\u306e\u5230\u9054\u7bc4\u56f2\u3092\u9650\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u306e\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8efd\u6e1b\u3059\u308b\u6280\u8853\u3002<\/p>\n<div class=\"kaisetsu-box\">\n<p><strong>\u3010\u6b63\u89e3\u3011\u30a6<\/strong><\/p>\n<p><strong>\u3010\u601d\u8003\u30c8\u30ec\u30fc\u30b9\u3011<\/strong><\/p>\n<ol>\n<li><strong>\u554f\u984c\u306e\u4e3b\u8a9e\u3092\u78ba\u8a8d\u3059\u308b\uff1a<\/strong> \u554f\u308f\u308c\u3066\u3044\u308b\u306e\u306f\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8VPN\u300d\u306e\u8aac\u660e\u3067\u3059\u3002<\/li>\n<li><strong>VPN\u306e\u6838\u5fc3\u3092\u601d\u3044\u51fa\u3059\uff1a<\/strong> \u30bb\u30af\u30b7\u30e7\u30f34\u306e\u6bd4\u8f03\u8868\u3067\u5b66\u3093\u3060\u300c\u76ee\u7684\uff1a\u5b89\u5168\u306a\u901a\u4fe1\u7d4c\u8def\u306e\u78ba\u4fdd\u300d\u300c\u4ed5\u7d44\u307f\uff1a\u30ab\u30d7\u30bb\u30eb\u5316\u3068\u6697\u53f7\u5316\u300d\u3092\u601d\u3044\u51fa\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u9078\u629e\u80a2\u3068\u7167\u5408\u3059\u308b\uff1a<\/strong>\n<ul>\n<li><strong>\u30a2\uff1a<\/strong>\u300cVLAN ID\u300d\u300c\u4eee\u60f3\u7684\u306aLAN\u30bb\u30b0\u30e1\u30f3\u30c8\u300d\u306fVLAN\u306e\u8aac\u660e\u3067\u3059\u3002<\/li>\n<li><strong>\u30a4\uff1a<\/strong>\u300cHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4e2d\u7d99\u300d\u300c\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u5909\u63db\u300d\u306f\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u8aac\u660e\u3067\u3059\u3002<\/li>\n<li><strong>\u30a6\uff1a<\/strong>\u300c\u516c\u8846\u7db2\u300d\u300c\u30ab\u30d7\u30bb\u30eb\u5316\u300d\u300c\u6697\u53f7\u5316\u300d\u3068\u3044\u3046VPN\u306e\u6838\u5fc3\u7684\u306a\u30ad\u30fc\u30ef\u30fc\u30c9\u304c\u3059\u3079\u3066\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u304c\u6b63\u89e3\u3067\u3057\u3087\u3046\u3002<\/li>\n<li><strong>\u30a8\uff1a<\/strong>\u300c\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u306e\u5230\u9054\u7bc4\u56f2\u3092\u9650\u5b9a\u300d\u306fVLAN\u306e\u4e3b\u306a\u52b9\u679c\u306e\u4e00\u3064\u3067\u3059\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u7d50\u8ad6\u3092\u78ba\u5b9a\u3059\u308b\uff1a<\/strong> VPN\u306e\u5b9a\u7fa9\u3068\u5b8c\u5168\u306b\u4e00\u81f4\u3059\u308b\u300c\u30a6\u300d\u304c\u6b63\u89e3\u3067\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u5404\u6280\u8853\u306e\u6838\u5fc3\u7684\u306a\u30ad\u30fc\u30ef\u30fc\u30c9\u3092\u899a\u3048\u3066\u304a\u3051\u3070\u3001\u6d88\u53bb\u6cd5\u3067\u7c21\u5358\u306b\u6b63\u89e3\u306b\u305f\u3069\u308a\u7740\u3051\u307e\u3059\u3002<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<div class=\"qa-box\">\n<h3>\u3010\u554f3\u3011\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306b\u3088\u308b\u30a2\u30c9\u30ec\u30b9\u5909\u63db<\/h3>\n<p><strong>Q.<\/strong> \u793e\u5185\u306ePC\uff08IP\u30a2\u30c9\u30ec\u30b9: 192.168.1.10\uff09\u304c\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\uff08IP\u30a2\u30c9\u30ec\u30b9: 192.168.1.254\uff09\u3092\u7d4c\u7531\u3057\u3066\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306eWeb\u30b5\u30fc\u30d0\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002\u3053\u306e\u3068\u304d\u3001Web\u30b5\u30fc\u30d0\u304c\u53d7\u4fe1\u3059\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306f\u3069\u308c\u304b\u3002\u3053\u3053\u3067\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u306e\u901a\u4fe1\u306b\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\uff08203.0.113.10\uff09\u3092\u4f7f\u7528\u3059\u308b\u3082\u306e\u3068\u3059\u308b\u3002<\/p>\n<p><strong>\u30a2.<\/strong> 192.168.1.10<\/p>\n<p><strong>\u30a4.<\/strong> 192.168.1.254<\/p>\n<p><strong>\u30a6.<\/strong> 203.0.113.10<\/p>\n<p><strong>\u30a8.<\/strong> \u30a2\u30c9\u30ec\u30b9\u306f\u5909\u63db\u3055\u308c\u306a\u3044<\/p>\n<div class=\"kaisetsu-box\">\n<p><strong>\u3010\u6b63\u89e3\u3011\u30a6<\/strong><\/p>\n<p><strong>\u3010\u601d\u8003\u30c8\u30ec\u30fc\u30b9\u3011<\/strong><\/p>\n<ol>\n<li><strong>\u554f\u984c\u306e\u72b6\u6cc1\u3092\u628a\u63e1\u3059\u308b\uff1a<\/strong> \u300c\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3092\u7d4c\u7531\u3057\u3066\u300d\u300cWeb\u30b5\u30fc\u30d0\u304c\u53d7\u4fe1\u3059\u308b\u30d1\u30b1\u30c3\u30c8\u300d\u306e\u300c\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u300d\u304c\u554f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u30d7\u30ed\u30ad\u30b7\u306e\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u30eb\u30fc\u30eb\u3092\u601d\u3044\u51fa\u3059\uff1a<\/strong> \u30bb\u30af\u30b7\u30e7\u30f34\u306e\u6bd4\u8f03\u8868\u3067\u5b66\u3093\u3060\u300c\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u3092\u81ea\u8eab\u306e\u3082\u306e\u306b\u5909\u63db\u3059\u308b\u300d\u3068\u3044\u3046\u30eb\u30fc\u30eb\u3092\u601d\u3044\u51fa\u3057\u307e\u3059\u3002\u30d7\u30ed\u30ad\u30b7\u306f\u300c\u4ee3\u7406\u4eba\u300d\u3068\u3057\u3066\u3001\u81ea\u5206\u304c\u9001\u4fe1\u5143\u306b\u306a\u3063\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u30a2\u30af\u30bb\u30b9\u3057\u307e\u3059\u3002<\/li>\n<li><strong>IP\u30a2\u30c9\u30ec\u30b9\u3092\u7279\u5b9a\u3059\u308b\uff1a<\/strong> \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u901a\u4fe1\u3059\u308b\u969b\u306b\u4f7f\u7528\u3059\u308bIP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u554f\u984c\u6587\u306b\u300c\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\uff08203.0.113.10\uff09\u3092\u4f7f\u7528\u3059\u308b\u300d\u3068\u660e\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<li><strong>\u7d50\u8ad6\u3092\u78ba\u5b9a\u3059\u308b\uff1a<\/strong> \u3057\u305f\u304c\u3063\u3066\u3001Web\u30b5\u30fc\u30d0\u304c\u53d7\u4fe1\u3059\u308b\u30d1\u30b1\u30c3\u30c8\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306f\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3067\u3042\u308b\u300c203.0.113.10\u300d\u306b\u306a\u308a\u307e\u3059\u3002\u3088\u3063\u3066\u3001\u300c\u30a6\u300d\u304c\u6b63\u89e3\u3067\u3059\u3002\u3053\u306e\u554f\u984c\u306f\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u672c\u8cea\u7684\u306a\u5f79\u5272\uff08\u4ee3\u7406\u5fdc\u7b54\u3068\u30a2\u30c9\u30ec\u30b9\u5909\u63db\uff09\u3092\u7406\u89e3\u3057\u3066\u3044\u308b\u304b\u3092\u8a66\u3059\u826f\u554f\u3067\u3059\u3002<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<h2>6. \u672a\u6765\u3092\u4e88\u6e2c\u3059\u308b\u51fa\u984c\u4e88\u60f3 &#8211; \u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u6642\u4ee3\u306e\u6b69\u304d\u65b9<\/h2>\n<p>VLAN\u3001VPN\u3001\u30d7\u30ed\u30ad\u30b7\u306f\u3001\u9577\u5e74\u306b\u308f\u305f\u308a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u57fa\u672c\u3092\u652f\u3048\u3066\u304d\u305f\u6280\u8853\u3067\u3059\u304c\u3001\u30af\u30e9\u30a6\u30c9\u5316\u3084\u30ea\u30e2\u30fc\u30c8\u30ef\u30fc\u30af\u306e\u666e\u53ca\u306b\u4f34\u3044\u3001\u305d\u306e\u5f79\u5272\u3082\u9032\u5316\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u305d\u308c\u3089\u306e\u9032\u5316\u5f62\u3068\u3001\u4eca\u5f8c\u306e\u8a66\u9a13\u3067\u554f\u308f\u308c\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u65b0\u3057\u3044\u77e5\u8b58\u3092\u8997\u3044\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"evolution-box\">\n<h3>VLAN\u306e\u9032\u5316\u5f62\uff1a\u30af\u30e9\u30a6\u30c9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u300cVPC\u3068\u30b5\u30d6\u30cd\u30c3\u30c8\u300d<\/h3>\n<p><strong>\u9032\u5316\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong> \u7269\u7406\u7684\u306aL2\u30b9\u30a4\u30c3\u30c1\u3067\u884c\u3063\u3066\u3044\u305fVLAN\u306b\u3088\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5206\u5272\u306e\u8003\u3048\u65b9\u306f\u3001AWS\u3084Azure\u3068\u3044\u3063\u305f\u30af\u30e9\u30a6\u30c9\u306e\u4e16\u754c\u3067\u306f<strong>\u300cVPC\uff08Virtual Private Cloud\uff09\u300d<\/strong>\u3068<strong>\u300c\u30b5\u30d6\u30cd\u30c3\u30c8\u300d<\/strong>\u3068\u3044\u3046\u5f62\u3067\u5f15\u304d\u7d99\u304c\u308c\u3066\u3044\u307e\u3059\u3002VPC\u304c\u81ea\u793e\u5c02\u7528\u306e\u4eee\u60f3\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7a7a\u9593\u5168\u4f53\u3092\u6307\u3057\u3001\u30b5\u30d6\u30cd\u30c3\u30c8\u304cVPC\u5185\u3092\u3055\u3089\u306b\u7d30\u304b\u304f\u5206\u5272\u3059\u308bVLAN\u306e\u3088\u3046\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u3010\u51fa\u984c\u4e88\u60f3\u3011<\/strong><br \/>\n\u30af\u30e9\u30a6\u30c9\u74b0\u5883\u306b\u304a\u3051\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u8a2d\u8a08\u306b\u95a2\u3059\u308b\u554f\u984c\u3067\u3001\u300c\u30d1\u30d6\u30ea\u30c3\u30af\u30b5\u30d6\u30cd\u30c3\u30c8\u3068\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8\u30b5\u30d6\u30cd\u30c3\u30c8\u3092\u4f7f\u3044\u5206\u3051\u3001Web\u30b5\u30fc\u30d0\u30fc\u306f\u524d\u8005\u3001DB\u30b5\u30fc\u30d0\u30fc\u306f\u5f8c\u8005\u306b\u914d\u7f6e\u3059\u308b\u300d\u3068\u3044\u3063\u305f\u69cb\u6210\u306e\u610f\u56f3\u3092\u554f\u3046\u554f\u984c\u304c\u51fa\u984c\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"evolution-box\">\n<h3>VPN\u306e\u9032\u5316\u5f62\uff1a\u300c\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u300d\u3092\u5b9f\u73fe\u3059\u308b\u300cZTNA\u300d<\/h3>\n<p><strong>\u9032\u5316\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong> \u5f93\u6765\u306eVPN\u306f\u300c\u4e00\u5ea6\u63a5\u7d9a\u3059\u308c\u3070\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u3069\u3053\u3078\u3067\u3082\u6bd4\u8f03\u7684\u81ea\u7531\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u300d\u3068\u3044\u3046\u5883\u754c\u578b\u9632\u5fa1\u306e\u8003\u3048\u65b9\u3067\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u300c\u793e\u5185\uff1d\u5b89\u5168\u300d\u3068\u306f\u9650\u3089\u306a\u3044\u3068\u3044\u3046<strong>\u300c\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u300d<\/strong>\u306e\u8003\u3048\u65b9\u304c\u4e3b\u6d41\u306b\u306a\u308a\u3064\u3064\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u5b9f\u73fe\u6280\u8853\u304c<strong>\u300cZTNA\uff08Zero Trust Network Access\uff09\u300d<\/strong>\u3067\u3059\u3002ZTNA\u306f\u3001VPN\u306e\u3088\u3046\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u8a31\u53ef\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30e6\u30fc\u30b6\u30fc\u3084\u30c7\u30d0\u30a4\u30b9\u3092\u90fd\u5ea6\u8a8d\u8a3c\u3057\u3001\u8a31\u53ef\u3055\u308c\u305f<strong>\u7279\u5b9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3060\u3051<\/strong>\u3092\u8a31\u53ef\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u3010\u51fa\u984c\u4e88\u60f3\u3011<\/strong><br \/>\nVPN\u3068ZTNA\u3092\u6bd4\u8f03\u3057\u3001\u300c\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u306e\u539f\u5247\u306b\u57fa\u3065\u3044\u305f\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u65b9\u5f0f\u306f\u3069\u308c\u304b\u300d\u3068\u3044\u3063\u305f\u5f62\u3067\u3001\u65b0\u3057\u3044\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30e2\u30c7\u30eb\u306e\u7406\u89e3\u5ea6\u3092\u554f\u3046\u554f\u984c\u304c\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<\/div>\n<div class=\"evolution-box\">\n<h3>\u30d7\u30ed\u30ad\u30b7\u306e\u9032\u5316\u5f62\uff1a\u30af\u30e9\u30a6\u30c9\u6642\u4ee3\u306e\u9580\u756a\u300cSWG (Secure Web Gateway)\u300d<\/h3>\n<p><strong>\u9032\u5316\u306e\u30dd\u30a4\u30f3\u30c8\uff1a<\/strong> \u5f93\u6765\u306e\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u6a5f\u80fd\u3092\u3001\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3068\u3057\u3066\u63d0\u4f9b\u3059\u308b\u306e\u304c<strong>\u300cSWG\uff08Secure Web Gateway\uff09\u300d<\/strong>\u3067\u3059\u3002\u5358\u306a\u308bURL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u3060\u3051\u3067\u306a\u304f\u3001\u30b5\u30f3\u30c9\u30dc\u30c3\u30af\u30b9\uff08\u4e0d\u5be9\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u5b89\u5168\u306a\u74b0\u5883\u3067\u5b9f\u884c\u3057\u3066\u307f\u308b\u6a5f\u80fd\uff09\u3084DLP\uff08\u60c5\u5831\u6f0f\u6d29\u5bfe\u7b56\uff09\u3068\u3044\u3063\u305f\u3001\u3088\u308a\u9ad8\u5ea6\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u3092\u7d71\u5408\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u6a5f\u80fd\u3092\u30af\u30e9\u30a6\u30c9\u306b\u96c6\u7d04\u3059\u308b<strong>\u300cSASE\uff08Secure Access Service Edge\uff09\u300d<\/strong>\u3068\u3044\u3046\u5927\u304d\u306a\u6982\u5ff5\u306e\u69cb\u6210\u8981\u7d20\u306e\u4e00\u3064\u3067\u3059\u3002<\/p>\n<p><strong>\u3010\u51fa\u984c\u4e88\u60f3\u3011<\/strong><br \/>\n\u300cSASE\u3092\u69cb\u6210\u3059\u308b\u8981\u7d20\u306e\u3046\u3061\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30a2\u30af\u30bb\u30b9\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u62c5\u3046\u3082\u306e\u306f\u3069\u308c\u304b\u300d\u3068\u3044\u3046\u554f\u3044\u3067\u3001SWG\u3092\u9078\u3070\u305b\u308b\u3088\u3046\u306a\u3001\u65b0\u3057\u3044\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306b\u95a2\u3059\u308b\u77e5\u8b58\u554f\u984c\u304c\u51fa\u984c\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<\/div>\n<h2>7. \u77e5\u8b58\u3092\u4f53\u7cfb\u5316\u3059\u308b\u95a2\u9023\u30de\u30c3\u30d7<\/h2>\n<p>\u3053\u3053\u307e\u3067\u306b\u767b\u5834\u3057\u305f\u69d8\u3005\u306a\u6280\u8853\u3084\u7528\u8a9e\u306e\u95a2\u4fc2\u6027\u3092\u3001\u30de\u30a4\u30f3\u30c9\u30de\u30c3\u30d7\u5f62\u5f0f\u3067\u6574\u7406\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u305d\u308c\u305e\u308c\u306e\u6280\u8853\u304c\u5b64\u7acb\u3057\u305f\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u4e92\u3044\u306b\u95a2\u9023\u3057\u5408\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u7406\u89e3\u3059\u308b\u306e\u304c\u76ee\u7684\u3067\u3059\u3002<\/p>\n<div class=\"mindmap\">\n<ul>\n<li><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u8981\uff1aVLAN\u30fbVPN\u30fb\u30d7\u30ed\u30ad\u30b7<\/strong>\n<ul>\n<li><strong>VLAN (\u8ad6\u7406\u7684\u306a\u4ed5\u5207\u308a)<\/strong>\n<ul>\n<li><strong>\u76ee\u7684:<\/strong> \u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u30c9\u30e1\u30a4\u30f3\u5206\u5272\u3001\u30bb\u30b0\u30e1\u30f3\u30c8\u5316<\/li>\n<li><strong>\u95a2\u9023\u88c5\u7f6e:<\/strong> L2\u30b9\u30a4\u30c3\u30c1\u3001L3\u30b9\u30a4\u30c3\u30c1 (VLAN\u9593\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0)<\/li>\n<li><strong>\u95a2\u9023\u6280\u8853:<\/strong> <strong>IEEE 802.1Q (\u30bf\u30b0VLAN)<\/strong>\u3001\u30dd\u30fc\u30c8\u30d9\u30fc\u30b9VLAN<\/li>\n<\/ul>\n<\/li>\n<li><strong>VPN (\u5b89\u5168\u306a\u30c8\u30f3\u30cd\u30eb)<\/strong>\n<ul>\n<li><strong>\u76ee\u7684:<\/strong> \u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u3001\u62e0\u70b9\u9593\u63a5\u7d9a<\/li>\n<li><strong>\u95a2\u9023\u88c5\u7f6e:<\/strong> VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3001\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb<\/li>\n<li><strong>\u95a2\u9023\u6280\u8853:<\/strong> <strong>IPsec\u3001SSL\/TLS<\/strong>\u3001\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3001\u6697\u53f7\u5316\u3001\u30ab\u30d7\u30bb\u30eb\u5316<\/li>\n<li><strong>\u767a\u5c55\u5f62:<\/strong> ZTNA (\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30af\u30bb\u30b9)<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc (\u8ce2\u3044\u4ee3\u7406\u4eba)<\/strong>\n<ul>\n<li><strong>\u76ee\u7684:<\/strong> \u30a2\u30af\u30bb\u30b9\u5236\u5fa1\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3001\u533f\u540d\u6027\u78ba\u4fdd<\/li>\n<li><strong>\u95a2\u9023\u88c5\u7f6e:<\/strong> \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u81ea\u8eab\u304c\u88c5\u7f6e<\/li>\n<li><strong>\u95a2\u9023\u6280\u8853:<\/strong> <strong>HTTP\/HTTPS<\/strong>\u3001URL\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3001\u900f\u904e\u7684\u30d7\u30ed\u30ad\u30b7<\/li>\n<li><strong>\u767a\u5c55\u5f62:<\/strong> SWG (\u30bb\u30ad\u30e5\u30a2\u30a6\u30a7\u30d6\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4)<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9023\u643a\u3059\u308b\u91cd\u8981\u6280\u8853<\/strong>\n<ul>\n<li><strong>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb:<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5883\u754c\u3067\u306e\u30d1\u30b1\u30c3\u30c8\u30d5\u30a3\u30eb\u30bf\u30ea\u30f3\u30b0\u3002VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u6a5f\u80fd\u3092\u517c\u306d\u308b\u3053\u3068\u304c\u591a\u3044\u3002<\/li>\n<li><strong>\u30eb\u30fc\u30bf\u30fc:<\/strong> \u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af(VLAN\u9593\u3092\u542b\u3080)\u3092\u63a5\u7d9a\u3057\u3001\u30d1\u30b1\u30c3\u30c8\u3092\u4e2d\u7d99\u3059\u308b\u3002<\/li>\n<li><strong>NAT\/NAPT:<\/strong> \u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u30a2\u30c9\u30ec\u30b9\u3068\u30b0\u30ed\u30fc\u30d0\u30ebIP\u30a2\u30c9\u30ec\u30b9\u3092\u76f8\u4e92\u5909\u63db\u3059\u308b\u3002\u30d7\u30ed\u30ad\u30b7\u3082\u540c\u69d8\u306e\u6a5f\u80fd\u3092\u6301\u3064\u3002<\/li>\n<li><strong>\u8a8d\u8a3c\u30b5\u30fc\u30d0\u30fc (RADIUS\u306a\u3069):<\/strong> VPN\u63a5\u7d9a\u6642\u306a\u3069\u306b\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u3092\u884c\u3044\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u5f37\u5316\u3059\u308b\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/div>\n<p>\u3053\u306e\u30de\u30c3\u30d7\u3092\u982d\u306b\u5165\u308c\u3066\u304a\u3051\u3070\u3001\u3042\u308b\u6280\u8853\u306b\u3064\u3044\u3066\u554f\u308f\u308c\u305f\u6642\u306b\u3001\u95a2\u9023\u3059\u308b\u4ed6\u306e\u6280\u8853\u3092\u828b\u3065\u308b\u5f0f\u306b\u601d\u3044\u51fa\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u3088\u308a\u591a\u89d2\u7684\u306a\u8996\u70b9\u3067\u554f\u984c\u3092\u6349\u3048\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>8. \u3042\u306a\u305f\u3060\u3051\u306e\u5b66\u7fd2\u30ed\u30fc\u30c9\u30de\u30c3\u30d7<\/h2>\n<p>VLAN\u30fbVPN\u30fb\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u306e\u9055\u3044\u3068\u9023\u643a\u3092\u30de\u30b9\u30bf\u30fc\u3057\u305f\u3042\u306a\u305f\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9762\u767d\u3055\u3001\u305d\u3057\u3066\u5965\u6df1\u3055\u3092\u5b9f\u611f\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002\u305d\u306e\u77e5\u8b58\u3092\u3055\u3089\u306b\u5e83\u3052\u3001\u6df1\u3081\u308b\u305f\u3081\u306e\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u3044\u304f\u3064\u304b\u63d0\u6848\u3057\u307e\u3059\u3002\u3042\u306a\u305f\u306e\u8208\u5473\u304c\u5411\u304b\u3046\u5148\u306f\u3069\u3053\u3067\u3059\u304b\uff1f<\/p>\n<div class=\"roadmap-box\">\n<h3>Path 1\uff1a\u3010\u57fa\u790e\u56de\u5e30\u3011\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u571f\u53f0\u3092\u76e4\u77f3\u306b\u3059\u308b<\/h3>\n<p>\u3082\u3057\u4eca\u56de\u306e\u5b66\u7fd2\u3067\u300c\u30ec\u30a4\u30e42\u300d\u300c\u30ec\u30a4\u30e43\u300d\u3068\u3044\u3063\u305f\u8a00\u8449\u306b\u5c11\u3057\u3067\u3082\u4e0d\u5b89\u3092\u611f\u3058\u305f\u306a\u3089\u3001\u3053\u306e\u9053\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002\u5168\u3066\u306e\u5fdc\u7528\u6280\u8853\u306f\u3001\u76e4\u77f3\u306a\u57fa\u790e\u77e5\u8b58\u306e\u4e0a\u306b\u6210\u308a\u7acb\u3063\u3066\u3044\u307e\u3059\u3002OSI\u53c2\u7167\u30e2\u30c7\u30eb\u3068TCP\/IP\u306e\u5404\u5c64\u306e\u5f79\u5272\u3092\u5b8c\u74a7\u306b\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u4eca\u5f8c\u306e\u5b66\u7fd2\u304c\u3055\u3089\u306b\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u6b21\u306e\u4e00\u6b69\uff1a<\/strong>\u300c<strong>TCP\u306e3\u30a6\u30a7\u30a4\u30cf\u30f3\u30c9\u30b7\u30a7\u30a4\u30af\u3068\u30b7\u30fc\u30b1\u30f3\u30b9\u756a\u53f7\u306e\u5f79\u5272<\/strong>\u300d\u306b\u3064\u3044\u3066\u5b66\u3093\u3067\u307f\u308b\u3002<\/p>\n<\/div>\n<div class=\"roadmap-box\">\n<h3>Path 2\uff1a\u3010\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u63a2\u6c42\u3011\u9632\u5fa1\u306e\u58c1\u3092\u3055\u3089\u306b\u539a\u304f\u3059\u308b<\/h3>\n<p>VPN\u3084\u30d7\u30ed\u30ad\u30b7\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u306b\u8208\u5473\u304c\u6e67\u3044\u305f\u306a\u3089\u3001\u3053\u306e\u9053\u304c\u3074\u3063\u305f\u308a\u3067\u3059\u3002\u73fe\u4ee3\u306e\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u304b\u3089\u7d44\u7e54\u3092\u5b88\u308b\u305f\u3081\u306b\u306f\u3001\u591a\u5c64\u7684\u306a\u9632\u5fa1\u306e\u8003\u3048\u65b9\u304c\u4e0d\u53ef\u6b20\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5883\u754c\u3092\u5b88\u308b\u4ed6\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u5668\u3068\u306e\u9055\u3044\u3092\u5b66\u3076\u3053\u3068\u3067\u3001\u3088\u308a\u5f37\u56fa\u306a\u77e5\u8b58\u4f53\u7cfb\u3092\u7bc9\u3051\u307e\u3059\u3002<\/p>\n<p><strong>\u6b21\u306e\u4e00\u6b69\uff1a<\/strong>\u300c<strong>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001IDS\/IPS\u3001WAF\u306e\u9055\u3044<\/strong>\u300d\u3092\u6bd4\u8f03\u30fb\u6574\u7406\u3057\u3066\u307f\u308b\u3002<\/p>\n<\/div>\n<div class=\"roadmap-box\">\n<h3>Path 3\uff1a\u3010\u30af\u30e9\u30a6\u30c9\u822a\u6d77\u3011\u65b0\u3057\u3044\u6642\u4ee3\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5b66\u3076<\/h3>\n<p>\u30bb\u30af\u30b7\u30e7\u30f36\u3067\u89e6\u308c\u305f\u300cVPC\u300d\u3084\u300cSASE\u300d\u3068\u3044\u3063\u305f\u672a\u6765\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u306b\u30ef\u30af\u30ef\u30af\u3057\u305f\u306a\u3089\u3001\u8ff7\u308f\u305a\u3053\u306e\u9053\u3078\u3002\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u3067\u57f9\u3063\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u77e5\u8b58\u306f\u3001\u30af\u30e9\u30a6\u30c9\u306e\u4e16\u754c\u3067\u3082\u5f37\u529b\u306a\u6b66\u5668\u306b\u306a\u308a\u307e\u3059\u3002\u30af\u30e9\u30a6\u30c9\u6642\u4ee3\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u7bc9\u30b9\u30ad\u30eb\u3092\u8eab\u306b\u3064\u3051\u3001\u5e02\u5834\u4fa1\u5024\u306e\u9ad8\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u3092\u76ee\u6307\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><strong>\u6b21\u306e\u4e00\u6b69\uff1a<\/strong>\u300c<strong>AWS\u3084Azure\u306eVPC\u306e\u57fa\u672c\u69cb\u6210\u3068\u3001\u30b5\u30d6\u30cd\u30c3\u30c8\u3001\u30eb\u30fc\u30c8\u30c6\u30fc\u30d6\u30eb\u306e\u5f79\u5272<\/strong>\u300d\u306b\u3064\u3044\u3066\u8abf\u3079\u3066\u307f\u308b\u3002<\/p>\n<\/div>\n<h2>9. \u7406\u89e3\u5ea6\u30c1\u30a7\u30c3\u30af\uff06\u30c1\u30e3\u30ec\u30f3\u30b8\u30af\u30a4\u30ba<\/h2>\n<p>\u3055\u3042\u3001\u5192\u967a\u306e\u7dcf\u4ed5\u4e0a\u3052\u3067\u3059\uff01\u3053\u3053\u307e\u3067\u306e\u77e5\u8b58\u3092\u30d5\u30eb\u6d3b\u7528\u3057\u3066\u3001\u30c1\u30e3\u30ec\u30f3\u30b8\u30af\u30a4\u30ba\u306b\u6311\u6226\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3042\u306a\u305f\u306e\u7406\u89e3\u5ea6\u304c\u8a66\u3055\u308c\u307e\u3059\u3002<\/p>\n<div class=\"quiz-box\">\n<p><strong>\u3010Q1\u3011<\/strong> \u7d4c\u7406\u90e8\u3068\u4eba\u4e8b\u90e8\u306ePC\u304c\u540c\u3058\u30d5\u30ed\u30a2\u306b\u6df7\u5728\u3057\u3066\u3044\u308b\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8981\u4ef6\u306e\u305f\u3081\u3001\u7269\u7406\u7684\u306a\u914d\u7dda\u3092\u5909\u66f4\u305b\u305a\u306b\u3001\u7d4c\u7406\u90e8\u306ePC\u304c\u63a5\u7d9a\u3055\u308c\u305f\u30dd\u30fc\u30c8\u7fa4\u3068\u3001\u4eba\u4e8b\u90e8\u306ePC\u304c\u63a5\u7d9a\u3055\u308c\u305f\u30dd\u30fc\u30c8\u7fa4\u3068\u306e\u9593\u306e\u76f4\u63a5\u901a\u4fe1\u3092\u906e\u65ad\u3057\u305f\u3044\u3002\u3053\u306e\u8981\u4ef6\u3092\u5b9f\u73fe\u3059\u308b\u306e\u306b\u6700\u3082\u9069\u3057\u305f\u6280\u8853\u306f\u3069\u308c\u304b\u3002<\/p>\n<ul class=\"quiz-options\">\n<li>\u30a2. VPN<\/li>\n<li>\u30a4. \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/li>\n<li>\u30a6. VLAN<\/li>\n<li>\u30a8. NAT<\/li>\n<\/ul>\n<details>\n<summary>\u7b54\u3048\u3068\u89e3\u8aac\u3092\u898b\u308b<\/summary>\n<div class=\"answer-box\">\n<p><strong>\u7b54\u3048\uff1a\u30a6. VLAN<\/strong><\/p>\n<p><strong>\u89e3\u8aac\uff1a<\/strong>\u7269\u7406\u7684\u306a\u69cb\u6210\u3092\u5909\u66f4\u305b\u305a\u3001L2\u30b9\u30a4\u30c3\u30c1\u306e\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8ad6\u7406\u7684\u306b\u5206\u5272\u3059\u308b\u306e\u306f\u3001VLAN\u306e\u6700\u3082\u5f97\u610f\u3068\u3059\u308b\u3068\u3053\u308d\u3067\u3059\u3002\u30dd\u30fc\u30c8\u30d9\u30fc\u30b9VLAN\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u7570\u306a\u308bVLAN\u306b\u6240\u5c5e\u3059\u308b\u30dd\u30fc\u30c8\u9593\u306e\u901a\u4fe1\u3092\u906e\u65ad\u3067\u304d\u307e\u3059\u3002<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div class=\"quiz-box\">\n<p><strong>\u3010Q2\u3011<\/strong> \u3042\u306a\u305f\u306f\u51fa\u5f35\u5148\u306e\u30db\u30c6\u30eb\u304b\u3089\u3001\u4f1a\u793e\u306e\u6a5f\u5bc6\u60c5\u5831\u304c\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u793e\u5185\u30d5\u30a1\u30a4\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u30db\u30c6\u30eb\u306eWi-Fi\u306f\u6697\u53f7\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u4e0d\u660e\u3067\u3001\u5b89\u5168\u3068\u306f\u8a00\u3048\u306a\u3044\u3002\u3053\u306e\u3068\u304d\u3001\u901a\u4fe1\u306e\u76d7\u8074\u3084\u6539\u3056\u3093\u3092\u9632\u304e\u3001\u5b89\u5168\u306b\u30d5\u30a1\u30a4\u30eb\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u5229\u7528\u3059\u3079\u304d\u6280\u8853\u306f\u3069\u308c\u304b\u3002<\/p>\n<ul class=\"quiz-options\">\n<li>\u30a2. VPN<\/li>\n<li>\u30a4. VLAN<\/li>\n<li>\u30a6. \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/li>\n<li>\u30a8. L3\u30b9\u30a4\u30c3\u30c1<\/li>\n<\/ul>\n<details>\n<summary>\u7b54\u3048\u3068\u89e3\u8aac\u3092\u898b\u308b<\/summary>\n<div class=\"answer-box\">\n<p><strong>\u7b54\u3048\uff1a\u30a2. VPN<\/strong><\/p>\n<p><strong>\u89e3\u8aac\uff1a<\/strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306a\u3069\u306e\u516c\u8846\u7db2\u3092\u7d4c\u7531\u3057\u3066\u3001\u5b89\u5168\u306a\u901a\u4fe1\u7d4c\u8def\u3092\u78ba\u4fdd\u3059\u308b\u30b7\u30ca\u30ea\u30aa\u3067\u3059\u3002\u901a\u4fe1\u3092\u6697\u53f7\u5316\u3057\u3001\u30c8\u30f3\u30cd\u30ea\u30f3\u30b0\u3092\u884c\u3046VPN\u304c\u6700\u9069\u89e3\u3068\u306a\u308a\u307e\u3059\u3002\u307e\u3055\u306b\u30ea\u30e2\u30fc\u30c8\u30a2\u30af\u30bb\u30b9\u306e\u5178\u578b\u7684\u306a\u5229\u7528\u4f8b\u3067\u3059\u306d\u3002<\/p>\n<\/div>\n<\/details>\n<\/div>\n<div class=\"quiz-box\">\n<p><strong>\u3010Q3\u3011<\/strong> \u3042\u308b\u4f01\u696d\u3067\u3001\u5f93\u696d\u54e1\u306b\u3088\u308b\u7279\u5b9a\u306eSNS\u30b5\u30a4\u30c8\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u7981\u6b62\u3057\u3001\u304b\u3064\u5168\u3066\u306eWeb\u30a2\u30af\u30bb\u30b9\u30ed\u30b0\u3092\u8a18\u9332\u3057\u3066\u4e0d\u6b63\u304c\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u305f\u3044\u3068\u3044\u3046\u8981\u671b\u304c\u4e0a\u304c\u3063\u305f\u3002\u3053\u306e\u8981\u671b\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u5c0e\u5165\u3059\u3079\u304d\u3082\u306e\u306f\u3069\u308c\u304b\u3002<\/p>\n<ul class=\"quiz-options\">\n<li>\u30a2. VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<\/li>\n<li>\u30a4. L2\u30b9\u30a4\u30c3\u30c1<\/li>\n<li>\u30a6. DNS\u30b5\u30fc\u30d0\u30fc<\/li>\n<li>\u30a8. \u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/li>\n<\/ul>\n<h2>10. \u6700\u7d42\u30c1\u30a7\u30c3\u30af\u3068\u307e\u3068\u3081<\/h2>\n<p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u95a2\u6240\u3092\u5de1\u308b\u5192\u967a\u3001\u304a\u75b2\u308c\u69d8\u3067\u3057\u305f\uff01VLAN\u3001VPN\u3001\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc\u3001\u305d\u308c\u305e\u308c\u306e\u5f79\u5272\u3068\u9055\u3044\u306f\u3001\u3082\u3046\u3042\u306a\u305f\u306e\u8a00\u8449\u3067\u8aac\u660e\u3067\u304d\u307e\u3059\u306d\u3002\u6700\u5f8c\u306b\u3001\u3053\u306e\u65c5\u3067\u5f97\u305f\u6700\u3082\u91cd\u8981\u306a\u77e5\u8b58\u3092\u518d\u78ba\u8a8d\u3057\u3001\u8a18\u61b6\u306b\u713c\u304d\u4ed8\u3051\u3066\u3057\u307e\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>\u6700\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u7dcf\u307e\u3068\u3081<\/h3>\n<ul>\n<li><strong>VLAN<\/strong>\n<ul>\n<li><strong>\u4e00\u8a00\u3067\u3044\u3046\u3068\uff1a<\/strong> \u30aa\u30d5\u30a3\u30b9\u306e\u300c\u9593\u53d6\u308a\u5909\u66f4\u300d<\/li>\n<li><strong>\u52d5\u4f5c\u30ec\u30a4\u30e4\uff1a<\/strong> \u30ec\u30a4\u30e42\uff08\u30c7\u30fc\u30bf\u30ea\u30f3\u30af\u5c64\uff09<\/li>\n<li><strong>\u30a2\u30c9\u30ec\u30b9\u5909\u63db\uff1a<\/strong> <span class=\"no-change\">\u306a\u3057<\/span><\/li>\n<\/ul>\n<\/li>\n<li><strong>VPN<\/strong>\n<ul>\n<li><strong>\u4e00\u8a00\u3067\u3044\u3046\u3068\uff1a<\/strong> \u516c\u9053\u306e\u300c\u5c02\u7528\u30c8\u30f3\u30cd\u30eb\u300d<\/li>\n<li><strong>\u52d5\u4f5c\u30ec\u30a4\u30e4\uff1a<\/strong> \u30ec\u30a4\u30e43\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\uff09\u304c\u4e3b\u6d41<\/li>\n<li><strong>\u30a2\u30c9\u30ec\u30b9\u5909\u63db\uff1a<\/strong> <span class=\"change\">\u3042\u308a\uff08\u30ab\u30d7\u30bb\u30eb\u5316\u306b\u3088\u308b\u96a0\u853d\uff09<\/span><\/li>\n<\/ul>\n<\/li>\n<li><strong>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/strong>\n<ul>\n<li><strong>\u4e00\u8a00\u3067\u3044\u3046\u3068\uff1a<\/strong> \u6d77\u5916\u65c5\u884c\u306e\u300c\u983c\u308c\u308b\u6dfb\u4e57\u54e1\u300d<\/li>\n<li><strong>\u52d5\u4f5c\u30ec\u30a4\u30e4\uff1a<\/strong> \u30ec\u30a4\u30e47\uff08\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5c64\uff09<\/li>\n<li><strong>\u30a2\u30c9\u30ec\u30b9\u5909\u63db\uff1a<\/strong> <span class=\"change\">\u3042\u308a\uff08\u9001\u4fe1\u5143IP\u3092\u81ea\u8eab\u306b\u5909\u63db\uff09<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u3053\u306e3\u3064\u306e\u6280\u8853\u306f\u3001\u5fdc\u7528\u60c5\u5831\u6280\u8853\u8005\u8a66\u9a13\u306f\u3082\u3061\u308d\u3093\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u3084\u60c5\u5831\u51e6\u7406\u5b89\u5168\u78ba\u4fdd\u652f\u63f4\u58eb\u3068\u3044\u3063\u305f\u9ad8\u5ea6\u8a66\u9a13\u3067\u3082\u3001\u5f62\u3092\u5909\u3048\u3066\u305d\u306e\u7406\u89e3\u304c\u554f\u308f\u308c\u7d9a\u3051\u307e\u3059\u3002<\/p>\n<p>\u3057\u304b\u3057\u3001\u4eca\u65e5\u3053\u3053\u3067\u5b66\u3093\u3060\u300c\u76ee\u7684\u300d\u300c\u30ec\u30a4\u30e4\u300d\u300c\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u300d\u3068\u3044\u30463\u3064\u306e\u8ef8\u3067\u8003\u3048\u308b\u7656\u3092\u3064\u3051\u3066\u304a\u3051\u3070\u3001\u3069\u3093\u306a\u5fdc\u7528\u554f\u984c\u306b\u3082\u5fc5\u305a\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3042\u306a\u305f\u306e\u8a66\u9a13\u5408\u683c\u3068\u3001\u3055\u3089\u306a\u308b\u98db\u8e8d\u3092\u5fc3\u304b\u3089\u5fdc\u63f4\u3057\u3066\u3044\u307e\u3059\uff01<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u79c1\u305f\u3061\u306e\u8eab\u306e\u56de\u308a\u306b\u306f\u3001\u5b89\u5168\u3067\u5feb\u9069\u306a\u901a\u4fe1\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b\u3001\u76ee\u306b\u306f\u898b\u3048\u306a\u3044\u69d8\u3005\u306a\u300c\u95a2\u6240\u300d\u304c\u5b58\u5728\u3057\u307e\u3059\u3002 \u4f8b\u3048\u3070\u3001\u793e\u5185\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u90e8\u7f72\u3054\u3068\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u7bc4\u56f2\u3092\u5236\u9650\u3059\u308b\u300eVLAN\u300f\u3068\u3044\u3046\u95a2\u6240\u3002 \u81ea\u5b85\u3084 &#8230; 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