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u6559\u990a\u306a\u3093\u3067\u3059\u3002<\/p>\n<h3>\u3053\u306e\u8a18\u4e8b\u306e\u30b4\u30fc\u30eb\uff1a\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u8def\u3092\u4e38\u88f8\u306b\u3059\u308b<\/h3>\n<p>\u305d\u3053\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f\u4ee5\u4e0b\u306e3\u3064\u306e\u30b4\u30fc\u30eb\u3092\u63b2\u3052\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>MAC\u30a2\u30c9\u30ec\u30b9\u3001IP\u30a2\u30c9\u30ec\u30b9\u3001\u30dd\u30fc\u30c8\u756a\u53f7\u306e\u300c\u5f79\u5272\u300d\u3092\u660e\u78ba\u306b\u7406\u89e3\u3059\u308b<\/strong><\/li>\n<li><strong>\u5404\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\uff08\u30eb\u30fc\u30bf\u30fc\u3001NAT\u3001\u30d7\u30ed\u30ad\u30b7\u7b49\uff09\u304c\u3001\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u300c\u3069\u306e\u3088\u3046\u306b\u66f8\u304d\u63db\u3048\u308b\u304b\u300d\u3092\u7406\u89e3\u3059\u308b<\/strong><\/li>\n<li><strong>\u5177\u4f53\u7684\u306a\u901a\u4fe1\u306e\u6d41\u308c\uff08\u81ea\u5b85\u2192Web\u30b5\u30a4\u30c8\u306a\u3069\uff09\u3092\u4f8b\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u8def\u3092\u6700\u521d\u304b\u3089\u6700\u5f8c\u307e\u3067\u8ffd\u3048\u308b\u3088\u3046\u306b\u306a\u308b<\/strong><\/li>\n<\/ol>\n<p>\u5c02\u9580\u7528\u8a9e\u306f\u3001\u3067\u304d\u308b\u3060\u3051\u8eab\u8fd1\u306a\u4f8b\u3048\u8a71\u3092\u4ea4\u3048\u306a\u304c\u3089\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u305f\u3068\u304d\u3001\u3042\u306a\u305f\u304c\u300c\u306a\u308b\u307b\u3069\u3001\u30d1\u30b1\u30c3\u30c8\u3063\u3066\u3053\u3046\u3084\u3063\u3066\u65c5\u3092\u3057\u3066\u308b\u306e\u304b\uff01\u300d\u3068\u3001\u8179\u306e\u5e95\u304b\u3089\u7d0d\u5f97\u3067\u304d\u308b\u72b6\u614b\u306b\u306a\u308b\u306e\u304c\u6700\u7d42\u30b4\u30fc\u30eb\u3067\u3059\u3002\u4e00\u7dd2\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u8def\u3092\u8ffd\u8de1\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\uff01<\/p>\n<h2>\u307e\u305a\u306f\u57fa\u672c\u306e\u5f79\u5272\u3092\u6574\u7406\u3057\u3088\u3046\uff01MAC\u30fbIP\u30fb\u30dd\u30fc\u30c8\u3063\u3066\u4f55\u8005\uff1f<\/h2>\n<p>\u3055\u3066\u3001\u3053\u3053\u304b\u3089\u306f\u3044\u3088\u3044\u3088\u5177\u4f53\u7684\u306a\u5c02\u9580\u7528\u8a9e\u306e\u89e3\u8aac\u306b\u5165\u308a\u307e\u3059\u3002\u300c\u3082\u3046\u77e5\u3063\u3066\u308b\u3088\uff01\u300d\u3068\u3044\u3046\u65b9\u3082\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3053\u306e3\u3064\u306e\u5f79\u5272\u3092\u300c\u6b63\u78ba\u306b\u300d\u30a4\u30e1\u30fc\u30b8\u3067\u304d\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u304c\u3001\u5f8c\u3005\u306e\u7406\u89e3\u5ea6\u3092\u5927\u304d\u304f\u5de6\u53f3\u3057\u307e\u3059\u3002\u9060\u56de\u308a\u306b\u898b\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u3053\u3053\u304c\u4e00\u756a\u306e\u57fa\u790e\u5de5\u4e8b\u3002\u4eca\u56de\u306f\u300c\u5b85\u914d\u4fbf\u300d\u306e\u30a4\u30e1\u30fc\u30b8\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u5f79\u5272\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>MAC\u30a2\u30c9\u30ec\u30b9\uff1a\u96a3\u4eba\u306b\u624b\u7d19\u3092\u6e21\u3059\u300c\u914d\u9054\u54e1\u300d<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-5823 size-medium\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/858660-300x300.png\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/858660-300x300.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/858660-150x150.png 150w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/858660-100x100.png 100w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/858660.png 625w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>MAC\u30a2\u30c9\u30ec\u30b9\uff08Media Access Control Address\uff09<\/strong>\u306f\u3001\u4e00\u8a00\u3067\u3044\u3046\u3068<strong>\u300c\u901a\u4fe1\u6a5f\u5668\u305d\u306e\u3082\u306e\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u3001\u4e16\u754c\u3067\u552f\u4e00\u306e\u8b58\u5225\u756a\u53f7\u300d<\/strong>\u3067\u3059\u3002\u3088\u304f\u300c\u7269\u7406\u30a2\u30c9\u30ec\u30b9\u300d\u3068\u3082\u547c\u3070\u308c\u307e\u3059\u306d\u3002\u3042\u306a\u305f\u306ePC\u3084\u30b9\u30de\u30db\u306b\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30ab\u30fc\u30c9\uff08Wi-Fi\u3084LAN\u306e\u63a5\u7d9a\u90e8\u5206\uff09\u306b\u3001\u88fd\u9020\u6bb5\u968e\u3067\u713c\u304d\u4ed8\u3051\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u3059\u3050\u8fd1\u304f\u306e\u76f8\u624b\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e\u30a2\u30c9\u30ec\u30b9\u3067\u3059\u3002<\/p>\n<p>\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u3067\u3042\u308c\u3070MAC\u30a2\u30c9\u30ec\u30b9\u76f4\u3067\u901a\u4fe1\u304c\u3067\u304d\u308b\u306e\u3067\u3001MAC\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u9077\u3082\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001\u540c\u3058\u30d3\u30eb\u5185\u3067\u90f5\u4fbf\u3092\u4ed5\u5206\u3051\u3057\u3066\u914d\u9054\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002<\/p>\n<p><img decoding=\"async\" class=\"wp-image-5824 size-medium aligncenter\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612-300x225.jpg 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612-1024x768.jpg 1024w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612-768x576.jpg 768w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612-1536x1152.jpg 1536w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/092612.jpg 1600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h3>IP\u30a2\u30c9\u30ec\u30b9\uff1a\u4e16\u754c\u306b\u4e00\u3064\u3060\u3051\u306e\u300c\u4f4f\u6240\u300d<\/h3>\n<p><strong>IP\u30a2\u30c9\u30ec\u30b9\uff08Internet Protocol Address\uff09<\/strong>\u306f\u3001\u3042\u306a\u305f\u3082\u4e00\u5ea6\u306f\u805e\u3044\u305f\u3053\u3068\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001<strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3068\u3044\u3046\u5e83\u5927\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u3067\u3001\u7279\u5b9a\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u4f4f\u6240\u300d<\/strong>\u3067\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8d8a\u3048\u3066\u3001\u4e16\u754c\u4e2d\u306e\u76f8\u624b\u3068\u901a\u4fe1\u3059\u308b\u305f\u3081\u306b\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<h3>\u30dd\u30fc\u30c8\u756a\u53f7\uff1a\u30de\u30f3\u30b7\u30e7\u30f3\u306e\u300c\u90e8\u5c4b\u756a\u53f7\u300d<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter size-medium wp-image-5825\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-300x225.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-1024x768.png 1024w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-768x576.png 768w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-1536x1152.png 1536w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22960030-2048x1536.png 2048w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>\u30dd\u30fc\u30c8\u756a\u53f7<\/strong>\u306f\u3001IP\u30a2\u30c9\u30ec\u30b9\u3068\u3044\u3046\u300c\u4f4f\u6240\u300d\u307e\u3067\u305f\u3069\u308a\u7740\u3044\u305f\u30c7\u30fc\u30bf\u304c\u3001<strong>\u300c\u305d\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u5185\u306e\u3069\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6e21\u305b\u3070\u3044\u3044\u306e\u304b\u300d\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e\u300c\u90e8\u5c4b\u756a\u53f7\u300d\u3084\u300c\u53d7\u4ed8\u7a93\u53e3\u306e\u756a\u53f7\u300d<\/strong>\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n<h3>\u3010\u4f8b\u3048\u8a71\u3011\u5b85\u914d\u4fbf\u3067\u7406\u89e3\u3059\u308bMAC\u30fbIP\u30fb\u30dd\u30fc\u30c8\u306e\u5f79\u5272\u5206\u62c5<\/h3>\n<p>\u3053\u308c\u30893\u3064\u306e\u5f79\u5272\u3092\u3001\u5b85\u914d\u4fbf\u3067\u300c\u6771\u4eac\u304b\u3089\u5927\u962a\u306e\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb\u306b\u3042\u308b\u53d6\u5f15\u5148\u306e\u62c5\u5f53\u8005\u3078\u8377\u7269\u3092\u9001\u308b\u300d\u3068\u3044\u3046\u72b6\u6cc1\u306b\u4f8b\u3048\u3066\u3001\u4e00\u6c17\u306b\u6574\u7406\u3057\u3066\u3057\u307e\u3044\u307e\u3057\u3087\u3046\u3002<\/p>\n<ul>\n<li><strong>IP\u30a2\u30c9\u30ec\u30b9 \uff1d \u6700\u7d42\u7684\u306b\u304a\u5c4a\u3051\u3059\u308b\u300c\u30d3\u30eb\u306e\u4f4f\u6240\u300d<\/strong><br \/>\n\u9001\u308a\u72b6\u306b\u66f8\u304f\u300c\u5927\u962a\u5e9c\u3007\u3007\u5e02\u2026\uff08\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb\u306e\u4f4f\u6240\uff09\u300d\u3001\u3053\u308c\u304c<strong>IP\u30a2\u30c9\u30ec\u30b9<\/strong>\u3067\u3059\u3002\u3053\u306e\u6700\u7d42\u76ee\u7684\u5730\u306e\u4f4f\u6240\u306f\u3001\u8377\u7269\u304c\u6771\u4eac\u3092\u51fa\u3066\u304b\u3089\u30d3\u30eb\u306b\u5c4a\u304f\u307e\u3067\u3001<strong>\u7d76\u5bfe\u306b\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/strong><\/li>\n<li><strong>MAC\u30a2\u30c9\u30ec\u30b9 \uff1d \u5404\u533a\u9593\u3092\u904b\u3076\u300c\u30c8\u30e9\u30c3\u30af\u306e\u8b58\u5225\u756a\u53f7\u300d<\/strong><br \/>\n\u3053\u306e\u8377\u7269\u306f\u3001\u4e00\u6c17\u306b\u5927\u962a\u307e\u3067\u98db\u3093\u3067\u3044\u304f\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<ol>\n<li>\u307e\u305a\u3001<strong>\u6771\u4eac\u55b6\u696d\u6240<\/strong>\u304b\u3089<strong>\u540d\u53e4\u5c4b\u55b6\u696d\u6240<\/strong>\u307e\u3067\u3001\u4e00\u53f0\u306e\u30c8\u30e9\u30c3\u30af\u304c\u8377\u7269\u3092\u904b\u3073\u307e\u3059\u3002\u3053\u306e\u533a\u9593\u306e\u62c5\u5f53\u306f\u300c\u30c8\u30e9\u30c3\u30afA\u300d\u3067\u3059\u3002<\/li>\n<li><strong>\u540d\u53e4\u5c4b\u55b6\u696d\u6240<\/strong>\u306b\u7740\u304f\u3068\u3001\u8377\u7269\u306f\u964d\u308d\u3055\u308c\u3001\u4eca\u5ea6\u306f\u5927\u962a\u884c\u304d\u306e\u300c\u30c8\u30e9\u30c3\u30afB\u300d\u306b\u7a4d\u307f\u66ff\u3048\u3089\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u5927\u962a\u55b6\u696d\u6240<\/strong>\u306b\u7740\u3044\u305f\u3089\u3001\u3055\u3089\u306b\u914d\u9054\u7528\u306e\u300c\u8efd\u30d0\u30f3C\u300d\u306b\u8f09\u305b\u66ff\u3048\u3066\u3001\u76ee\u7684\u306e\u30d3\u30eb\u306b\u5c4a\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u6700\u7d42\u76ee\u7684\u5730\uff08IP\u30a2\u30c9\u30ec\u30b9\uff09\u306f\u540c\u3058\u3067\u3082\u3001\u5404\u4e2d\u7d99\u62e0\u70b9\uff08\u30eb\u30fc\u30bf\uff09\u3092\u79fb\u52d5\u3059\u308b\u305f\u3073\u306b\u3001<strong>\u62c5\u5f53\u3059\u308b\u4e57\u308a\u7269\uff08MAC\u30a2\u30c9\u30ec\u30b9\uff09\u306f\u3069\u3093\u3069\u3093\u5909\u308f\u3063\u3066\u3044\u304d\u307e\u3059\u3002<\/strong><\/li>\n<li><strong>\u30dd\u30fc\u30c8\u756a\u53f7 \uff1d \u8377\u7269\u306e\u5b9b\u540d\u306b\u66f8\u304b\u308c\u305f\u300c\u90e8\u7f72\u540d\u30fb\u62c5\u5f53\u8005\u540d\u300d<\/strong><br \/>\n\u3055\u3066\u3001\u8377\u7269\u306f\u7121\u4e8b\u306b\u76ee\u7684\u306e\u30aa\u30d5\u30a3\u30b9\u30d3\u30eb\uff08IP\u30a2\u30c9\u30ec\u30b9\uff09\u306b\u5230\u7740\u3057\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u30d3\u30eb\u306b\u306f\u305f\u304f\u3055\u3093\u306e\u90e8\u7f72\u3084\u4eba\u304c\u3044\u307e\u3059\u3002\u914d\u9054\u54e1\u306f\u3001\u3053\u306e\u8377\u7269\u3092<strong>\u300c\u30d3\u30eb\u306e\u8ab0\u306b\u6e21\u305b\u3070\u3044\u3044\u306e\u304b\u300d<\/strong>\u5206\u304b\u308a\u307e\u305b\u3093\u3002<br \/>\n\u305d\u3053\u3067\u91cd\u8981\u306b\u306a\u308b\u306e\u304c\u3001\u5b9b\u540d\u306b\u66f8\u304b\u308c\u305f\u300c<strong>\u7d4c\u7406\u90e8\u306e\u9234\u6728\u69d8 \u5b9b<\/strong>\u300d\u3068\u3044\u3063\u305f\u60c5\u5831\u3067\u3059\u3002\u3053\u308c\u304c<strong>\u30dd\u30fc\u30c8\u756a\u53f7<\/strong>\u306b\u3042\u305f\u308a\u307e\u3059\u3002\u3053\u306e\u60c5\u5831\u304c\u3042\u308b\u304a\u304b\u3052\u3067\u3001\u30d3\u30eb\u306e\u53d7\u4ed8\u4fc2\u306f\u300c\u3053\u308c\u306f\u7d4c\u7406\u90e8\u306e\u9234\u6728\u3055\u3093\u5b9b\u3066\u306e\u8377\u7269\u3060\u306a\u300d\u3068\u5224\u65ad\u3057\u3001\u6b63\u3057\u304f\u672c\u4eba\u306b\u5c4a\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u3067\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u306e3\u3064\u306e\u60c5\u5831\u304c\u63c3\u3063\u3066\u521d\u3081\u3066\u3001\u30c7\u30fc\u30bf\uff08\u8377\u7269\uff09\u306f\u3001\u4e16\u754c\u4e2d\u306e\u3069\u3053\u304b\u3089\u3067\u3082\u3001\u76ee\u7684\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\uff08\u30d3\u30eb\uff09\u306e\u3001\u76ee\u7684\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08\u62c5\u5f53\u8005\uff09\u307e\u3067\u6b63\u78ba\u306b\u5c4a\u3051\u3089\u308c\u308b\u3068\u3044\u3046\u308f\u3051\u3067\u3059\u3002<\/p>\n<h3>\u3010\u65e9\u898b\u8868\u30113\u3064\u306e\u5f79\u5272\u3092\u4e00\u76ee\u3067\u7406\u89e3\u3059\u308b<\/h3>\n<p>\u6700\u5f8c\u306b\u3001\u3053\u3053\u307e\u3067\u306e\u5185\u5bb9\u3092\u8868\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 8px; text-align: left;\">\u9805\u76ee<\/th>\n<th style=\"padding: 8px; text-align: left;\">MAC\u30a2\u30c9\u30ec\u30b9<\/th>\n<th style=\"padding: 8px; text-align: left;\">IP\u30a2\u30c9\u30ec\u30b9<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u30dd\u30fc\u30c8\u756a\u53f7<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5f79\u5272<\/strong><\/td>\n<td style=\"padding: 8px;\">\u6a5f\u5668\u56fa\u6709\u306e\u8b58\u5225\u756a\u53f7<\/td>\n<td style=\"padding: 8px;\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u4e0a\u306e\u4f4f\u6240<\/td>\n<td style=\"padding: 8px;\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8b58\u5225\u756a\u53f7<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u4f7f\u308f\u308c\u308b\u7bc4\u56f2<\/strong><\/td>\n<td style=\"padding: 8px;\">\u540c\u4e00\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\uff08\u96a3\u4eba\uff09<\/td>\n<td style=\"padding: 8px;\">\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8d8a\u3048\u305f\u901a\u4fe1\uff08\u4e16\u754c\u4e2d\uff09<\/td>\n<td style=\"padding: 8px;\">\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u5185<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5b85\u914d\u4fbf\u306e\u4f8b\u3048<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5404\u533a\u9593\u306e\u30c8\u30e9\u30c3\u30af<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u30d3\u30eb\u306e\u4f4f\u6240<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u90e8\u7f72\u540d\u30fb\u62c5\u5f53\u8005\u540d<\/strong><\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5909\u66f4\u3055\u308c\u308b\u304b\uff1f<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30eb\u30fc\u30bf\u3092\u8d8a\u3048\u308b\u305f\u3073\u306b\u5909\u308f\u308b<\/td>\n<td style=\"padding: 8px;\">\u57fa\u672c\u7684\u306b\u4e0d\u5909<\/td>\n<td style=\"padding: 8px;\">\u57fa\u672c\u7684\u306b\u4e0d\u5909<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u8868\u8a18\u4f8b<\/strong><\/td>\n<td style=\"padding: 8px;\">00:0a:95:9d:68:16<\/td>\n<td style=\"padding: 8px;\">192.168.1.1<\/td>\n<td style=\"padding: 8px;\">80, 443, 25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u3010\u672c\u984c\u3011\u901a\u4fe1\u6a5f\u5668\u3092\u901a\u308b\u3068\u30a2\u30c9\u30ec\u30b9\u306f\u3069\u3046\u5909\u308f\u308b\uff1f<\/h2>\n<p>\u304a\u5f85\u305f\u305b\u3057\u307e\u3057\u305f\uff01\u3053\u3053\u304b\u3089\u304c\u3053\u306e\u8a18\u4e8b\u306e\u30e1\u30a4\u30f3\u30c7\u30a3\u30c3\u30b7\u30e5\u3067\u3059\u3002\u524d\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u6574\u7406\u3057\u305f3\u3064\u306e\u30a2\u30c9\u30ec\u30b9\u304c\u3001\u3055\u307e\u3056\u307e\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u6a5f\u5668\u3092\u901a\u904e\u3059\u308b\u3068\u304d\u306b\u3001\u3069\u306e\u3088\u3046\u306b\u59ff\u3092\u5909\u3048\u3066\u3044\u304f\u306e\u304b\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002\u300c\u90f5\u4fbf\u5c40\u300d\u306e\u30a4\u30e1\u30fc\u30b8\u3092\u601d\u3044\u6d6e\u304b\u3079\u306a\u304c\u3089\u8aad\u307f\u9032\u3081\u3066\u3082\u3089\u3046\u3068\u3001\u7406\u89e3\u304c\u30b9\u30e0\u30fc\u30ba\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<h3>\u30b9\u30a4\u30c3\u30c1\uff08L2SW\uff09\uff1a\u540c\u3058\u5efa\u7269\u5185\u306e\u6848\u5185\u4fc2<\/h3>\n<p><strong>\u30b9\u30a4\u30c3\u30c1<\/strong>\u306f\u3001<strong>\u540c\u3058\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08LAN\uff09\u306e\u4e2d<\/strong>\u3067\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u540c\u58eb\u3092\u7e4b\u3050\u6a5f\u5668\u3067\u3059\u3002\u540c\u3058\u5efa\u7269\u5185\u3067\u306e\u30c7\u30fc\u30bf\u53d7\u3051\u6e21\u3057\u3092\u4e2d\u7d99\u3059\u308b\u3060\u3051\u306a\u306e\u3067\u3001\u4e2d\u8eab\u306b\u306f\u4e00\u5207\u89e6\u308c\u307e\u305b\u3093\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a<strong>\u4f55\u3082\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/strong><\/li>\n<\/ul>\n<h3>\u30eb\u30fc\u30bf \/ L3SW\uff1a\u90f5\u4fbf\u5c40\u306e\u4ed5\u5206\u3051\u62c5\u5f53<\/h3>\n<p><strong>\u30eb\u30fc\u30bf<\/strong>\u306f\u3001<strong>\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u540c\u58eb\u3092\u7e4b\u3050<\/strong>\u300c\u90f5\u4fbf\u5c40\u300d\u3067\u3059\u3002\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc\u306f\u81ea\u5206\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5916\u306b\u76f4\u63a5\u901a\u4fe1\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u4e00\u5ea6\u30eb\u30fc\u30bf\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u8a17\u3057\u307e\u3059\u3002\u3053\u306e\u300c\u90f5\u4fbf\u5c40\u306b\u8a17\u3059\u300d\u3068\u3044\u3046\u884c\u70ba\u3053\u305d\u304c\u3001\u30a2\u30c9\u30ec\u30b9\u66f8\u304d\u63db\u3048\u306e\u57fa\u672c\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a<strong>MAC\u30a2\u30c9\u30ec\u30b9<\/strong><\/li>\n<li><strong>\u89e3\u8aac<\/strong>\uff1a\u30eb\u30fc\u30bf\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u8d8a\u3048\u308b\u305f\u3081\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u4e2d\u7d99\u3057\u307e\u3059\u3002\u305d\u306e\u969b\u3001\u914d\u9054\u54e1\uff08MAC\u30a2\u30c9\u30ec\u30b9\uff09\u3092\u6b21\u306e\u533a\u9593\u306e\u62c5\u5f53\u8005\u3078\u3068\u5f15\u304d\u7d99\u304e\u307e\u3059\u3002\u3053\u308c\u304c\u30eb\u30fc\u30bf\u306e\u6700\u3082\u57fa\u672c\u7684\u306a\u4ed5\u4e8b\u3067\u3059\u3002<\/li>\n<\/ul>\n<h3>NAT \/ NAPT\uff1a\u90f5\u4fbf\u5c40\u306e\u300c\u4f4f\u6240\u7ffb\u8a33\u8ab2\u300d<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter size-medium wp-image-5828\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-300x300.png\" alt=\"\" width=\"300\" height=\"300\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-300x300.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-1024x1024.png 1024w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-150x150.png 150w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-768x768.png 768w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173-100x100.png 100w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/23234173.png 1400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>NAT\/NAPT<\/strong>\u306f\u3001\u4e3b\u306b\u30eb\u30fc\u30bf\u304c\u6301\u3064\u300c\u4f4f\u6240\u7ffb\u8a33\u300d\u6a5f\u80fd\u3067\u3059\u3002\u5185\u90e8\u7528\u306e\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\u3068\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u7528\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u3092\u76f8\u4e92\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a<strong>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9<\/strong>\u3001<strong>\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7<\/strong>\u3001\u305d\u3057\u3066<strong>MAC\u30a2\u30c9\u30ec\u30b9<\/strong><\/li>\n<li><strong>\u89e3\u8aac<\/strong>\uff1a<br \/>\n\u3053\u306e\u6a5f\u80fd\u306f\u3001\u90f5\u4fbf\u5c40\u306e\u4e2d\u306b\u3042\u308b\u5c02\u9580\u90e8\u7f72<strong>\u300c\u4f4f\u6240\u7ffb\u8a33\u8ab2\u300d<\/strong>\u306e\u4ed5\u4e8b\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u307e\u305a\u3001\u3042\u306a\u305f\u306e\u8377\u7269\uff08\u30d1\u30b1\u30c3\u30c8\uff09\u304c\u90f5\u4fbf\u5c40\uff08\u30eb\u30fc\u30bf\uff09\u306b\u5230\u7740\u3059\u308b\u3068\u3001<strong>\u914d\u9054\u54e1\u304c\u4ea4\u4ee3<\/strong>\u3057\u307e\u3059\uff08<strong>MAC\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u308b<\/strong>\uff09\u3002\u3053\u308c\u306f\u30eb\u30fc\u30bf\u3068\u3057\u3066\u306e\u57fa\u672c\u52d5\u4f5c\u3067\u3059\u3002<\/li>\n<li>\u6b21\u306b\u3001\u300c\u4f4f\u6240\u7ffb\u8a33\u8ab2\u300d\u304c\u3001\u8377\u7269\u306e\u5dee\u51fa\u4eba\u4f4f\u6240\u3092\u3042\u306a\u305f\u306e\u5bb6\uff08\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\uff09\u304b\u3089\u90f5\u4fbf\u5c40\u306e\u4f4f\u6240\uff08\u30b0\u30ed\u30fc\u30d0\u30ebIP\uff09\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\uff08<strong>IP\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u308b<\/strong>\uff09\u3002<\/li>\n<li>\u3055\u3089\u306b\u3001\u8fd4\u4e8b\u304c\u6765\u305f\u3068\u304d\u306b\u5927\u52e2\u306e\u4e2d\u304b\u3089\u3042\u306a\u305f\u5b9b\u306e\u3082\u306e\u3060\u3068\u533a\u5225\u3067\u304d\u308b\u3088\u3046\u3001\u8377\u7269\u306b<strong>\u300c\u53d7\u4ed8\u756a\u53f7\u30b7\u30fc\u30eb\uff08\u30dd\u30fc\u30c8\u756a\u53f7\uff09\u300d<\/strong>\u3092\u8cbc\u308a\u307e\u3059\uff08<strong>\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\u304c\u5909\u308f\u308b<\/strong>\uff09\u3002<\/li>\n<li>\u6700\u5f8c\u306b\u3001\u65b0\u3057\u3044\u60c5\u5831\u304c\u66f8\u304b\u308c\u305f\u8377\u7269\u304c\u6b21\u306e\u90f5\u4fbf\u5c40\u3078\u767a\u9001\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u5909\u3048\u308b\u306e\u306f\u3001<strong>1\u3064\u306e\u4ee3\u8868\u4f4f\u6240\u3092\u8907\u6570\u4eba\u3067\u5171\u6709\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u8fd4\u4e8b\u306e\u4ed5\u5206\u3051\u3092\u6b63\u78ba\u306b\u884c\u3046\u305f\u3081<\/strong>\u3067\u3059\u3002<\/li>\n<\/ul>\n<h3>\u30d7\u30ed\u30ad\u30b7\uff1a\u90f5\u4fbf\u5c40\u306e\u300c\u4ee3\u7406\u8cfc\u5165\u8ab2\u300d<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter size-medium wp-image-5829\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145-300x180.png\" alt=\"\" width=\"300\" height=\"180\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145-300x180.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145-1024x614.png 1024w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145-768x461.png 768w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145-1536x922.png 1536w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/22069145.png 1600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>\u30d7\u30ed\u30ad\u30b7\u30b5\u30fc\u30d0\u30fc<\/strong>\u306f\u3001\u3042\u306a\u305f\u306e\u300c\u4ee3\u7406\u4eba\u300d\u3068\u3057\u3066\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u63a5\u7d9a\u3057\u3066\u304f\u308c\u308b\u30b5\u30fc\u30d0\u30fc\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a<strong>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9<\/strong>\u3001\u305d\u3057\u3066<strong>MAC\u30a2\u30c9\u30ec\u30b9<\/strong>\u3068<strong>\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7<\/strong><\/li>\n<li><strong>\u89e3\u8aac<\/strong>\uff1a<br \/>\n\u3053\u308c\u3082\u90f5\u4fbf\u5c40\u306e\u7279\u6b8a\u306a\u90e8\u7f72<strong>\u300c\u4ee3\u7406\u8cfc\u5165\u8ab2\u300d<\/strong>\u306b\u4f8b\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u3042\u306a\u305f\u306f\u300c\u4ee3\u7406\u8cfc\u5165\u8ab2\uff08\u30d7\u30ed\u30ad\u30b7\uff09\u300d\u306b\u4f9d\u983c\u66f8\u3092\u9001\u308a\u307e\u3059\u3002\u3053\u306e\u901a\u4fe1\u3067\u3082\u30eb\u30fc\u30bf\u3092\u4ecb\u305b\u3070<strong>MAC\u30a2\u30c9\u30ec\u30b9\u306f\u5909\u308f\u308a\u307e\u3059\u3002<\/strong><\/li>\n<li>\u4f9d\u983c\u66f8\u3092\u53d7\u3051\u53d6\u3063\u305f\u300c\u4ee3\u7406\u8cfc\u5165\u8ab2\u300d\u306f\u3001\u3042\u306a\u305f\u3068\u306e\u3084\u308a\u53d6\u308a\u3092\u4e00\u5ea6\u5b8c\u4e86\u3055\u305b\u3001<strong>\u5168\u304f\u65b0\u3057\u3044\u8cb7\u3044\u7269\u5ba2\u3068\u3057\u3066<\/strong>\u304a\u5e97\uff08Web\u30b5\u30a4\u30c8\uff09\u306b\u5546\u54c1\u3092\u6ce8\u6587\u3057\u307e\u3059\u3002<\/li>\n<li>\u3053\u306e\u3068\u304d\u3001\u4ee3\u7406\u8cfc\u5165\u8ab2\u306e\u8077\u54e1\u306f\u3001<strong>\u81ea\u8eab\u306e\u96fb\u8a71\u56de\u7dda\uff08\u9001\u4fe1\u5143\u30dd\u30fc\u30c8\u756a\u53f7\uff09<\/strong>\u3092\u4f7f\u3063\u3066\u304a\u5e97\u306b\u96fb\u8a71\u3092\u304b\u3051\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u30dd\u30fc\u30c8\u756a\u53f7\u304c\u5909\u308f\u308b\u306e\u306f\u3001\u30d7\u30ed\u30ad\u30b7\u304c\u3042\u306a\u305f\u306e\u901a\u4fe1\u3092\u5909\u63db\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001<strong>\u3042\u306a\u305f\u306b\u4ee3\u308f\u3063\u3066\u300c\u5168\u304f\u65b0\u3057\u3044\u901a\u4fe1\u300d\u3092\u30bc\u30ed\u304b\u3089\u59cb\u3081\u3066\u3044\u308b\u304b\u3089<\/strong>\u3067\u3059\u3002<\/li>\n<\/ul>\n<h2>\u3061\u3087\u3063\u3068\u5fdc\u7528\u7de8\uff1a\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u3068VPN\u306e\u4ed5\u7d44\u307f<\/h2>\n<p>\u57fa\u672c\u306e\u6a5f\u5668\u306b\u3088\u308b\u30a2\u30c9\u30ec\u30b9\u5909\u63db\u306e\u30eb\u30fc\u30eb\u3001\u63b4\u3081\u3066\u304d\u307e\u3057\u305f\u304b\uff1f\u3053\u3053\u304b\u3089\u306f\u5fdc\u7528\u7de8\u3067\u3059\u3002\u5b9f\u52d9\u3067\u306f\u672c\u5f53\u306b\u3088\u304f\u51fa\u3066\u304f\u308b\u91cd\u8981\u306a\u6a5f\u5668\u306a\u306e\u3067\u3001\u3053\u3053\u3092\u4e57\u308a\u8d8a\u3048\u308c\u3070\u3001\u3042\u306a\u305f\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u77e5\u8b58\u306f\u4e00\u6c17\u306b\u300c\u3067\u304d\u308b\u4eba\u300d\u306e\u30ec\u30d9\u30eb\u306b\u8fd1\u3065\u304d\u307e\u3059\u3088\u3002<\/p>\n<h3>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\uff08LB\uff09\uff1a\u30a2\u30af\u30bb\u30b9\u306e\u300c\u4ea4\u901a\u6574\u7406\u300d\u3067\u5b9b\u5148\u304c\u5909\u308f\u308b<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter size-medium wp-image-5826\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050-300x225.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050-1024x768.png 1024w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050-768x576.png 768w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050-1536x1152.png 1536w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1523050.png 1600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5<\/strong>\u306f\u3001\u305d\u306e\u540d\u306e\u901a\u308a\u300c\u8ca0\u8377\uff08Load\uff09\u3092\u5206\u6563\uff08Balance\uff09\u3059\u308b\u300d\u88c5\u7f6e\u3067\u3059\u3002\u4eba\u6c17\u306e\u901a\u8ca9\u30b5\u30a4\u30c8\u306e\u3088\u3046\u306b\u3001\u540c\u6642\u306b\u305f\u304f\u3055\u3093\u306e\u30a2\u30af\u30bb\u30b9\u304c\u96c6\u4e2d\u3059\u308bWeb\u30b5\u30a4\u30c8\u3067\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a<strong>\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9<\/strong>\u3001<strong>MAC\u30a2\u30c9\u30ec\u30b9<\/strong>\u3001\u305d\u3057\u3066\u591a\u304f\u306e\u5834\u5408<strong>\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9<\/strong><\/li>\n<li><strong>\u89e3\u8aac<\/strong>\uff1a<br \/>\n\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5883\u754c\u306b\u7acb\u3064\u8ce2\u3044\u4ea4\u901a\u6574\u7406\u4fc2\u3001\u4f8b\u3048\u308b\u306a\u3089<strong>\u30db\u30c6\u30eb\u306e\u53d7\u4ed8\u4fc2<\/strong>\u3067\u3059\u3002<\/p>\n<ol>\n<li>\u307e\u305a\u3001\u5916\u90e8\u304b\u3089\u6765\u305f\u901a\u4fe1\uff08\u304a\u5ba2\u3055\u3093\uff09\u3092\u53d7\u4ed8\u4fc2\u304c\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\u3053\u306e\u6642\u70b9\u3067\u3001\u30eb\u30fc\u30bf\u3068\u540c\u3058\u304f<strong>MAC\u30a2\u30c9\u30ec\u30b9\u304c\u66f8\u304d\u63db\u3048<\/strong>\u3089\u308c\u307e\u3059\u3002<\/li>\n<li>\u6b21\u306b\u304a\u5ba2\u3055\u3093\u306e\u7528\u4ef6\u3092\u805e\u304d\u3001\u7a7a\u3044\u3066\u3044\u308b\u5c02\u9580\u90e8\u7f72\uff08\u30b5\u30fc\u30d0\u30fc\uff09\u306e\u5185\u7dda\u756a\u53f7\u306b\u7e4b\u304e\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001<strong>\u5b9b\u5148IP\u30a2\u30c9\u30ec\u30b9\u304c\u66f8\u304d\u63db\u3048<\/strong>\u3089\u308c\u307e\u3059\u3002<\/li>\n<li>\u305d\u3057\u3066\u3001\u3053\u3053\u304b\u3089\u304c\u91cd\u8981\u3067\u3059\u3002\u5c02\u9580\u90e8\u7f72\u304c\u76f4\u63a5\u304a\u5ba2\u3055\u3093\u306b\u6298\u308a\u8fd4\u3057\u96fb\u8a71\u3092\u3059\u308b\u3068\u3001\u304a\u5ba2\u3055\u3093\u306f\u77e5\u3089\u306a\u3044\u756a\u53f7\u304b\u3089\u306e\u96fb\u8a71\u3092\u4e0d\u5be9\u306b\u601d\u3044\u307e\u3059\u3088\u306d\u3002\u3053\u308c\u3092\u9632\u3050\u305f\u3081\u3001\u53d7\u4ed8\u4fc2\u306f\u5c02\u9580\u90e8\u7f72\u306b\u300c<strong>\u8fd4\u4e8b\u306f\u5fc5\u305a\u79c1\u3092\u901a\u3057\u3066\u3001\u30db\u30c6\u30eb\u306e\u4ee3\u8868\u756a\u53f7\u304b\u3089\u6298\u308a\u8fd4\u3059\u3088\u3046\u306b<\/strong>\u300d\u3068\u4f1d\u3048\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u3053\u308c\u3092\u5b9f\u73fe\u3059\u308b\u306e\u304c<strong>SNAT\uff08\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u5909\u63db\uff09<\/strong>\u3067\u3059\u3002\u53d7\u4ed8\u4fc2\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\uff09\u306f\u3001\u5c02\u9580\u90e8\u7f72\uff08\u30b5\u30fc\u30d0\u30fc\uff09\u306b\u7528\u4ef6\u3092\u4f1d\u3048\u308b\u969b\u306b\u3001\u304a\u5ba2\u3055\u3093\u306e\u9023\u7d61\u5148\uff08\u9001\u4fe1\u5143IP\uff09\u3092<strong>\u30db\u30c6\u30eb\u306e\u4ee3\u8868\u9023\u7d61\u5148\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u81ea\u8eab\u306eIP\uff09<\/strong>\u306b\u66f8\u304d\u63db\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30fc\u30d0\u30fc\u304b\u3089\u306e\u8fd4\u4e8b\u306f\u5fc5\u305a\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306b\u623b\u3063\u3066\u304f\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u901a\u4fe1\u304c\u6b63\u3057\u304f\u6210\u7acb\u3059\u308b\u306e\u3067\u3059\u3002<\/li>\n<\/ul>\n<h3>VPN\uff1a\u300c\u5c02\u7528\u30c8\u30f3\u30cd\u30eb\u300d\u3067\u9001\u4fe1\u5143\u30fb\u5b9b\u5148\u3092\u96a0\u3059<\/h3>\n<p><img decoding=\"async\" class=\"aligncenter size-medium wp-image-5827\" src=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1200245-300x245.png\" alt=\"\" width=\"300\" height=\"245\" srcset=\"https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1200245-300x245.png 300w, https:\/\/sky-peace.net\/certified\/wp-content\/uploads\/2025\/09\/1200245.png 569w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>VPN\uff08Virtual Private Network\uff09<\/strong>\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306b\u4eee\u60f3\u7684\u306a\u5c02\u7528\u7dda\u3092\u4f5c\u308a\u3001\u5b89\u5168\u306b\u901a\u4fe1\u3059\u308b\u305f\u3081\u306e\u6280\u8853\u3067\u3059\u3002\u901a\u4fe1\u5185\u5bb9\u304c\u6697\u53f7\u5316\u3055\u308c\u308b\u305f\u3081\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u9ad8\u304f\u3001\u30c6\u30ec\u30ef\u30fc\u30af\u306a\u3069\u3067\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u4f55\u304c\u5909\u308f\u308b\uff1f<\/strong>\uff1a\u5143\u306e\u30d1\u30b1\u30c3\u30c8\u306f\u5909\u308f\u3089\u305a\u3001<strong>\u65b0\u3057\u3044IP\u30d8\u30c3\u30c0\u304c\u8ffd\u52a0\u3055\u308c\u308b<\/strong><\/li>\n<li><strong>\u89e3\u8aac<\/strong>\uff1a<br \/>\nVPN\u306f\u300c\u30ab\u30d7\u30bb\u30eb\u5316\u300d\u3068\u3044\u3046\u6280\u8853\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u9001\u308a\u305f\u3044\u5143\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u3001\u9375\u4ed8\u304d\u306e\u9811\u4e08\u306a\u30b1\u30fc\u30b9\u306b\u5165\u308c\u3066\u3057\u307e\u3046\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002\u305d\u3057\u3066\u3001\u305d\u306e\u30b1\u30fc\u30b9\u306e\u5916\u5074\u306b\u306f\u300c\u81ea\u5b85\u304b\u3089\u4f1a\u793e\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u90e8\u9580\u307e\u3067\u300d\u3068\u3044\u3046\u5168\u304f\u65b0\u3057\u3044\u9001\u308a\u72b6\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u7d4c\u8def\u4e0a\u3067\u306f\u3001\u3053\u306e\u5916\u5074\u306e\u9001\u308a\u72b6\u3057\u304b\u898b\u3048\u306a\u3044\u305f\u3081\u3001\u4e2d\u306b\u4f55\u304c\u5165\u3063\u3066\u3044\u308b\u304b\u306f\u5206\u304b\u308a\u307e\u305b\u3093\u3002\u76ee\u7684\u5730\u3067\u3042\u308b\u4f1a\u793e\u306eVPN\u30b5\u30fc\u30d0\u30fc\uff08\u5c02\u9580\u7528\u8a9e\u3067<strong>VPN\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4<\/strong>\u3068\u547c\u3070\u308c\u307e\u3059\uff09\u306b\u5230\u7740\u3057\u3066\u521d\u3081\u3066\u30b1\u30fc\u30b9\u304c\u958b\u5c01\u3055\u308c\u3001\u4e2d\u306e\u5143\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u53d6\u308a\u51fa\u3055\u308c\u3066\u3001\u672c\u6765\u306e\u5b9b\u5148\u306b\u5c4a\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<h3>\u3010\u7dcf\u307e\u3068\u3081\u8868\u3011\u7d50\u5c40\u3001\u3069\u308c\u304c\u3044\u3064\u5909\u308f\u308b\u306e\u304b\uff1f<\/h3>\n<p>\u3055\u3066\u3001\u3053\u3053\u307e\u3067\u767b\u5834\u3057\u305f\u5404\u6a5f\u5668\u304c\u30a2\u30c9\u30ec\u30b9\u60c5\u5831\u3092\u3069\u306e\u3088\u3046\u306b\u6271\u3046\u306e\u304b\u3001\u7dcf\u307e\u3068\u3081\u306e\u8868\u3092\u4f5c\u6210\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u8868\u304c\u982d\u306b\u5165\u3063\u3066\u3044\u308c\u3070\u3001\u30d1\u30b1\u30c3\u30c8\u306e\u65c5\u8def\u3092\u8ffd\u3046\u4e0a\u3067\u3001\u307e\u305a\u8ff7\u3046\u3053\u3068\u306f\u306a\u3044\u306f\u305a\u3067\u3059\u3002<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 8px; text-align: left;\">\u6a5f\u5668<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u9001\u4fe1\u5143MAC<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u5b9b\u5148MAC<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u9001\u4fe1\u5143IP<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u5b9b\u5148IP<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u9001\u4fe1\u5143Port<\/th>\n<th style=\"padding: 8px; text-align: left;\">\u5b9b\u5148Port<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30b9\u30a4\u30c3\u30c1 (L2SW)<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30eb\u30fc\u30bf (L3SW)<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>NAT \/ NAPT<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30d7\u30ed\u30ad\u30b7<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong>\u203b<\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<td style=\"padding: 8px;\">\u5909\u308f\u3089\u306a\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>VPN (\u30c8\u30f3\u30cd\u30eb)<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\"><strong>\u5909\u308f\u308b<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><small>\u203b\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306e\u9001\u4fe1\u5143IP\u30a2\u30c9\u30ec\u30b9\u306e\u5909\u66f4\u306f\u69cb\u6210\uff08SNAT\u30e2\u30fc\u30c9\u306a\u3069\uff09\u306b\u3088\u308a\u307e\u3059\u3002<\/small><br \/>\n<small>\u203bVPN\u306f\u30d1\u30b1\u30c3\u30c8\u81ea\u4f53\u304c\u30ab\u30d7\u30bb\u30eb\u5316\u3067\u7f6e\u304d\u63db\u308f\u308b\u305f\u3081\u3001\u5916\u5074\u306e\u30d8\u30c3\u30c0\u60c5\u5831\u3068\u3057\u3066\u306f\u3059\u3079\u3066\u5909\u308f\u308a\u307e\u3059\u3002<\/small><\/p>\n<div class=\"st-mybox  has-title st-mybox-class st-title-under\" style=\"background:#FAFAFA;border-color:#ff0000;border-width:0px;border-radius:5px;margin: 25px 0 25px 0;\"><p class=\"st-mybox-title\" style=\"color:#727272;font-weight:bold;text-shadow: #fff 3px 0px 0px, #fff 2.83487px 0.981584px 0px, #fff 2.35766px 1.85511px 0px, #fff 1.62091px 2.52441px 0px, #fff 0.705713px 2.91581px 0px, #fff -0.287171px 2.98622px 0px, #fff -1.24844px 2.72789px 0px, #fff -2.07227px 2.16926px 0px, #fff -2.66798px 1.37182px 0px, #fff -2.96998px 0.42336px 0px, #fff -2.94502px -0.571704px 0px, #fff -2.59586px -1.50383px 0px, #fff -1.96093px -2.27041px 0px, #fff -1.11013px -2.78704px 0px, #fff -0.137119px -2.99686px 0px, #fff 0.850987px -2.87677px 0px, #fff 1.74541px -2.43999px 0px, #fff 2.44769px -1.73459px 0px, #fff 2.88051px -0.838246px 0px;background: linear-gradient(0deg,#FAFAFA 0%,#FAFAFA 55%,rgba(0,0,0,0) 55%,rgba(0,0,0,0) 100%);\"><i class=\"st-fa st-svg-file-text-o st-css-no\" aria-hidden=\"true\"><\/i>\u5fdc\u7528\u30e1\u30e2\uff1aVLAN\u3084VRRP\u306e\u5834\u5408\u306f\uff1f<\/p><div class=\"st-in-mybox\">\n<p>\u5b9f\u52d9\u3067\u306f\u3001VLAN\u3084VRRP\u3068\u3044\u3063\u305f\u6280\u8853\u306b\u3082\u89e6\u308c\u308b\u6a5f\u4f1a\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u672c\u8a18\u4e8b\u306e\u30c6\u30fc\u30de\u3068\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u95a2\u9023\u77e5\u8b58\u3068\u3057\u3066\u7c21\u5358\u306b\u88dc\u8db3\u3057\u307e\u3059\u3002<\/p>\n<p>VLAN (Virtual LAN)<br \/>\n\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4eee\u60f3\u7684\u306b\u5206\u5272\u3059\u308b\u6280\u8853\u3067\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001VLAN\u9593\u306e\u901a\u4fe1\u306f\u5fc5\u305a\u30eb\u30fc\u30bf\u3092\u4ecb\u3059\u3068\u3044\u3046\u70b9\u3067\u3059\u3002\u305d\u306e\u305f\u3081\u3001VLAN\u3092\u8d8a\u3048\u308b\u901a\u4fe1\u3067\u306f\u3001\u7d50\u5c40\u306f\u300c\u30eb\u30fc\u30bf\u3092\u8d8a\u3048\u308b\u969b\u306bMAC\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u308b\u300d\u3068\u3044\u3046\u672c\u8a18\u4e8b\u306e\u57fa\u672c\u30eb\u30fc\u30eb\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002<br \/>\nVRRP (Virtual Router Redundancy Protocol)<br \/>\n\u30eb\u30fc\u30bf\u3092\u5197\u9577\u5316\uff08\u4e8c\u91cd\u5316\uff09\u3059\u308b\u6280\u8853\u3067\u3001\u300c\u4eee\u60f3MAC\u30a2\u30c9\u30ec\u30b9\u300d\u3068\u3044\u3046\u7279\u6b8a\u306a\u30a2\u30c9\u30ec\u30b9\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u3082\u30eb\u30fc\u30bf\u306e\u53ef\u7528\u6027\u3092\u9ad8\u3081\u308b\u305f\u3081\u306e\u4ed5\u7d44\u307f\u3067\u3042\u308a\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u30eb\u30fc\u30bf\u3092\u8d8a\u3048\u308b\u969b\u306bMAC\u30a2\u30c9\u30ec\u30b9\u304c\u66f8\u304d\u63db\u308f\u308b\u3001\u3068\u3044\u3046\u5927\u539f\u5247\u306f\u540c\u3058\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u6280\u8853\u306f\u305d\u308c\u305e\u308c\u5965\u304c\u6df1\u3044\u305f\u3081\u3001\u5225\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3059\u308b\u306e\u304c\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p>\n<\/div><\/div>\n<h2>\u5b9f\u969b\u306e\u901a\u4fe1\u306e\u6d41\u308c\u3092\u30b9\u30c8\u30fc\u30ea\u30fc\u3067\u8ffd\u3063\u3066\u307f\u3088\u3046\uff01<\/h2>\n<p>\u3053\u308c\u307e\u3067\u306e\u77e5\u8b58\u3092\u7dcf\u52d5\u54e1\u3057\u3066\u3001\u5177\u4f53\u7684\u306a\u65c5\u8def\u3092\u8ffd\u3044\u304b\u3051\u3066\u307f\u307e\u3057\u3087\u3046\u3002\u3053\u3053\u3067\u306f\u3001\u4ee3\u8868\u7684\u306a3\u3064\u306e\u30b1\u30fc\u30b9\u3092\u4f8b\u306b\u3001\u30d1\u30b1\u30c3\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u59ff\u3092\u5909\u3048\u306a\u304c\u3089\u76ee\u7684\u5730\u306b\u305f\u3069\u308a\u7740\u304f\u306e\u304b\u3001\u30b9\u30c8\u30fc\u30ea\u30fc\u5f62\u5f0f\u3067\u898b\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30b1\u30fc\u30b91\uff1a\u81ea\u5b85PC\u304b\u3089Web\u30b5\u30a4\u30c8\u3092\u898b\u308b\u307e\u3067<\/h3>\n<p>\u3042\u306a\u305f\u304c\u81ea\u5b85\u306ePC\u3067Web\u30b5\u30a4\u30c8\u3092\u95b2\u89a7\u3059\u308b\u3001\u6700\u3082\u57fa\u672c\u7684\u306a\u901a\u4fe1\u3067\u3059\u3002<\/p>\n<ol>\n<li><strong>\u3010\u51fa\u767a\u3011 PC \u2192 \u81ea\u5b85\u30eb\u30fc\u30bf<\/strong><br \/>\nPC\u306f\u3001\u6700\u521d\u306e\u76ee\u7684\u5730\u3067\u3042\u308b\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3078\u306e\u7384\u95a2\u53e3\u300c\u81ea\u5b85\u30eb\u30fc\u30bf\u300d\u306b\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u3010\u7ffb\u8a33\u3011 \u81ea\u5b85\u30eb\u30fc\u30bf (\u90f5\u4fbf\u5c40)<\/strong><br \/>\n\u30d1\u30b1\u30c3\u30c8\u3092\u53d7\u3051\u53d6\u3063\u305f\u30eb\u30fc\u30bf\u306f\u300c\u90f5\u4fbf\u5c40\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u307e\u305a\u3001<strong>\u914d\u9054\u54e1\u304c\u4ea4\u4ee3<\/strong>\u3057\uff08<strong>MAC\u30a2\u30c9\u30ec\u30b9\u5909\u66f4<\/strong>\uff09\u3001\u6b21\u306b\u5c02\u9580\u90e8\u7f72<strong>\u300c\u4f4f\u6240\u7ffb\u8a33\u8ab2\uff08NAPT\uff09\u300d<\/strong>\u304c\u4ed5\u4e8b\u3092\u958b\u59cb\u3002\u5dee\u51fa\u4eba\u3092\u3042\u306a\u305f\u306ePC\uff08\u30d7\u30e9\u30a4\u30d9\u30fc\u30c8IP\uff09\u304b\u3089\u90f5\u4fbf\u5c40\u306e\u4f4f\u6240\uff08\u30b0\u30ed\u30fc\u30d0\u30ebIP\uff09\u306b\u66f8\u304d\u63db\u3048\uff08<strong>IP\u30a2\u30c9\u30ec\u30b9\u5909\u66f4<\/strong>\uff09\u3001\u3055\u3089\u306b\u8fd4\u4e8b\u3092\u4ed5\u5206\u3051\u308b\u305f\u3081\u306e<strong>\u300c\u53d7\u4ed8\u756a\u53f7\u30b7\u30fc\u30eb\uff08\u30dd\u30fc\u30c8\u756a\u53f7\uff09\u300d<\/strong>\u3092\u8cbc\u308a\u4ed8\u3051\u307e\u3059\uff08<strong>\u30dd\u30fc\u30c8\u756a\u53f7\u5909\u66f4<\/strong>\uff09\u3002<\/li>\n<li><strong>\u3010\u4e2d\u7d99\u3011 \u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u65c5<\/strong><br \/>\n\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u51fa\u305f\u30d1\u30b1\u30c3\u30c8\u306f\u3001\u30eb\u30fc\u30bf\u3092\u8d8a\u3048\u308b\u305f\u3073\u306b\u914d\u9054\u54e1\uff08MAC\u30a2\u30c9\u30ec\u30b9\uff09\u3092\u4e57\u308a\u63db\u3048\u306a\u304c\u3089\u3001\u76ee\u7684\u5730\u306eWeb\u30b5\u30fc\u30d0\u30fc\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u3010\u5230\u7740\u3011 Web\u30b5\u30fc\u30d0\u30fc<\/strong><br \/>\nWeb\u30b5\u30fc\u30d0\u30fc\u306b\u306f\u3001\u5dee\u51fa\u4eba\u304c\u300c\u3042\u306a\u305f\u306e\u5bb6\u306e\u30b0\u30ed\u30fc\u30d0\u30ebIP\u300d\u3067\u3001\u300c\u7279\u5b9a\u306e\u53d7\u4ed8\u756a\u53f7\uff08\u30dd\u30fc\u30c8\u756a\u53f7\uff09\u300d\u304b\u3089\u6765\u305f\u901a\u4fe1\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<h3>\u30b1\u30fc\u30b92\uff1aVPN\u3067\u793e\u5185\u30b7\u30b9\u30c6\u30e0\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b<\/h3>\n<p>\u30c6\u30ec\u30ef\u30fc\u30af\u4e2d\u3001\u81ea\u5b85\u304b\u3089VPN\u3067\u4f1a\u793e\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u304c\u91cd\u8981\u306a\u901a\u4fe1\u3067\u3059\u3002<\/p>\n<ol>\n<li><strong>\u3010\u6e96\u5099\u3011 \u5143\u306e\u30d1\u30b1\u30c3\u30c8\u4f5c\u6210<\/strong><br \/>\nPC\u306f\u307e\u305a\u3001\u793e\u5185\u30b5\u30fc\u30d0\u30fc\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u30d1\u30b1\u30c3\u30c8\uff08\u793e\u5916\u79d8\u306e\u91cd\u8981\u66f8\u985e\uff09\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u3010\u68b1\u5305\u3011 VPN\u306b\u3088\u308b\u30ab\u30d7\u30bb\u30eb\u5316 (\u7279\u6b8a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8f38\u9001\u8ab2)<\/strong><br \/>\nVPN\u30bd\u30d5\u30c8\uff08\u90f5\u4fbf\u5c40\u306e<strong>\u300c\u7279\u6b8a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8f38\u9001\u8ab2\u300d<\/strong>\uff09\u304c\u3001\u305d\u306e\u30d1\u30b1\u30c3\u30c8\u3092\u4e38\u3054\u3068<strong>\u9375\u4ed8\u304d\u306e\u30b8\u30e5\u30e9\u30eb\u30df\u30f3\u30b1\u30fc\u30b9<\/strong>\u306b\u5165\u308c\u3066\u3057\u307e\u3044\u307e\u3059\uff08<strong>\u30ab\u30d7\u30bb\u30eb\u5316<\/strong>\uff09\u3002\u30b1\u30fc\u30b9\u306e\u5916\u5074\u306b\u306f\u300c\u81ea\u5b85\u304b\u3089\u4f1a\u793e\u306eVPN\u30b5\u30fc\u30d0\u30fc\u307e\u3067\u300d\u3068\u3044\u3046\u3001\u5168\u304f\u65b0\u3057\u3044\u9001\u308a\u72b6\u304c\u8cbc\u3089\u308c\u307e\u3059\u3002<\/li>\n<li><strong>\u3010\u914d\u9001\u3068\u958b\u5c01\u3011<\/strong><br \/>\n\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u914d\u9054\u54e1\u305f\u3061\u306f\u3001\u3053\u306e\u30b8\u30e5\u30e9\u30eb\u30df\u30f3\u30b1\u30fc\u30b9\u3092\u4f1a\u793e\u306eVPN\u30b5\u30fc\u30d0\u30fc\u307e\u3067\u904b\u3073\u307e\u3059\u3002VPN\u30b5\u30fc\u30d0\u30fc\u306b\u5230\u7740\u3059\u308b\u3068\u3001\u305d\u3053\u3067\u521d\u3081\u3066\u30b1\u30fc\u30b9\u304c\u958b\u3051\u3089\u308c\u3001\u4e2d\u306e\u672c\u6765\u306e\u30d1\u30b1\u30c3\u30c8\u304c\u53d6\u308a\u51fa\u3055\u308c\u3066\u3001\u76ee\u7684\u306e\u793e\u5185\u30b5\u30fc\u30d0\u30fc\u306b\u5c4a\u3051\u3089\u308c\u307e\u3059\u3002<\/li>\n<\/ol>\n<h3>\u30b1\u30fc\u30b93\uff1aWeb\u30b5\u30a4\u30c8\u306e\u88cf\u5074\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306e\u52d5\u304d\uff09<\/h3>\n<p>\u3042\u306a\u305f\u304c\u4eba\u6c17\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u3068\u304d\u3001\u305d\u306e\u88cf\u5074\u3067\u8d77\u304d\u3066\u3044\u308b\u901a\u4fe1\u3067\u3059\u3002<\/p>\n<ol>\n<li><strong>\u3010\u5230\u7740\u3011 \u901a\u4fe1\u304c\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u306b\u5230\u7740<\/strong><br \/>\n\u3042\u306a\u305f\u306e\u901a\u4fe1\u306f\u3001\u30b5\u30a4\u30c8\u306e\u4ee3\u8868\u4f4f\u6240\uff08\u30db\u30c6\u30eb\u306e\u4ee3\u8868\u756a\u53f7\uff09\u306b\u5230\u7740\u3057\u307e\u3059\u3002\u53d7\u4ed8\u4fc2\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\uff09\u304c\u901a\u4fe1\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\uff08\u3053\u3053\u3067<strong>MAC\u30a2\u30c9\u30ec\u30b9\u304c\u5909\u308f\u308a\u307e\u3059<\/strong>\uff09<\/li>\n<li><strong>\u3010\u4ea4\u901a\u6574\u7406\u3011 \u53d7\u4ed8\u4fc2\u306e\u4ed5\u4e8b (SNAT)<\/strong><br \/>\n\u53d7\u4ed8\u4fc2\u306f\u3001\u7a7a\u3044\u3066\u3044\u308b\u5c02\u9580\u90e8\u7f72\uff08\u30b5\u30fc\u30d0\u30fc\uff09\u3092\u63a2\u3057\u3001\u901a\u4fe1\u3092\u305d\u3061\u3089\u306b\u56de\u3057\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u30012\u3064\u306e\u91cd\u8981\u306a\u66f8\u304d\u63db\u3048\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5b9b\u5148IP\u5909\u66f4<\/strong>\uff1a\u5b9b\u5148\u3092\u300c\u4ee3\u8868\u756a\u53f7\u300d\u304b\u3089\u300c\u5c02\u9580\u90e8\u7f72\u306e\u5185\u7dda\u756a\u53f7\uff08\u30b5\u30fc\u30d0\u30fcIP\uff09\u300d\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\u3002<\/li>\n<li><strong>\u9001\u4fe1\u5143IP\u5909\u66f4<\/strong>\uff1a\u304a\u5ba2\u3055\u3093\u306e\u9023\u7d61\u5148\u3092\u300c\u3042\u306a\u305f\u306eIP\u300d\u304b\u3089\u300c\u30db\u30c6\u30eb\u306e\u4ee3\u8868\u756a\u53f7\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\u81ea\u8eab\u306eIP\uff09\u300d\u306b\u66f8\u304d\u63db\u3048\u307e\u3059\uff08<strong>SNAT<\/strong>\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u3010\u30b5\u30fc\u30d0\u30fc\u5fdc\u7b54\u3011<\/strong><br \/>\n\u5c02\u9580\u90e8\u7f72\uff08\u30b5\u30fc\u30d0\u30fc\uff09\u306f\u3001\u53d7\u4ed8\u4fc2\u304b\u3089\u4ed5\u4e8b\u304c\u6765\u305f\u3068\u8a8d\u8b58\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u8fd4\u4e8b\u306f\u5fc5\u305a\u53d7\u4ed8\u4fc2\uff08\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b5\uff09\u306b\u623b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u3010\u3042\u306a\u305f\u3078\u306e\u8fd4\u4fe1\u3011<\/strong><br 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