{"id":3363,"date":"2025-12-06T00:00:00","date_gmt":"2025-12-06T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/glossary\/border-gateway-protocol-bgp-internet-routing-explained\/"},"modified":"2026-06-22T08:56:39","modified_gmt":"2026-06-22T08:56:39","slug":"border-gateway-protocol-bgp-internet-routing-explained","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/border-gateway-protocol-bgp-internet-routing-explained","title":{"rendered":"What is BGP? Understanding the Internet\u2019s Essential Routing Protocol"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7.jpg\" alt=\"What Is BPG (Border Gateway Protocol)\" class=\"wp-image-3361\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7.jpg 1408w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7-300x164.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7-1024x559.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7-768x419.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/46b85f4d3daf44f7afe65210cd005df7-18x10.jpg 18w\" sizes=\"(max-width: 1408px) 100vw, 1408px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cb\u30e5\u30fc\u30e8\u30fc\u30af\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u96fb\u5b50\u30e1\u30fc\u30eb\u304c\u3001\u30df\u30ea\u79d2\u5358\u4f4d\u3067\u6771\u4eac\u306e\u30b5\u30fc\u30d0\u30fc\u306b\u5230\u9054\u3059\u308b\u4ed5\u7d44\u307f\u3092\u3001\u3053\u308c\u307e\u3067\u4e0d\u601d\u8b70\u306b\u601d\u3063\u305f\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u304b\uff1f\u3042\u308b\u3044\u306f\u3001<br> <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/content-delivery-network-cdn-website-speed-reliability\/\"><strong>\u30b3\u30f3\u30c6\u30f3\u30c4\u914d\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08CDN\uff09<br><\/strong><\/a> \u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u52d5\u753b\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u3001\u6700\u9069\u306a\u7d4c\u8def\u3092\u901a\u3063\u3066\u3042\u306a\u305f\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u5c4a\u304f\u4ed5\u7d44\u307f\u3092\u3001\u3069\u3046\u8003\u3048\u307e\u3059\u304b\uff1f\u305d\u306e\u7b54\u3048\u306f\u3001\u5358\u4e00\u306e\u30b1\u30fc\u30d6\u30eb\u3067\u306f\u306a\u304f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u300c\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30b7\u30b9\u30c6\u30e0\u300d\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3001\u6d17\u7df4\u3055\u308c\u305f\u5206\u6563\u578b\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3042\u308a\u307e\u3059\uff1a<br> <strong>\u30dc\u30fc\u30c0\u30fc\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30d7\u30ed\u30c8\u30b3\u30eb\uff08BGP\uff09<br><\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u300c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306e\u30d7\u30ed\u30c8\u30b3\u30eb\u300d\u3068\u3082\u547c\u3070\u308c\u308bBGP\u306f\u3001\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\u9593\u3067\u30c7\u30fc\u30bf\u30d1\u30b1\u30c3\u30c8\u304c\u3069\u306e\u3088\u3046\u306b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u308b\u304b\u3092\u7ba1\u7406\u3059\u308b\u6a19\u6e96\u7684\u306a\u5916\u90e8\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\u672c\u7a3f\u3067\u306f\u3001<br> <strong>BGP\u3068\u306f\u4f55\u304b<br><\/strong>, \u3001\u305d\u306e\u52d5\u4f5c\u539f\u7406\u3001\u6975\u3081\u3066\u91cd\u8981\u306a\u5f79\u5272\u3001\u3055\u3089\u306b\u306f\u305d\u308c\u3092\u53ef\u80fd\u306b\u3059\u308b\u7269\u7406\u7684\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\uff08\u4f8b\uff1a\u9ad8\u5ea6\u306a\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\uff09\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u307e\u3059\u3002<br>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 \u4e3b\u306a\u30dd\u30a4\u30f3\u30c8<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>BGP<br><\/strong> \u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306b\u304a\u3051\u308b\u90f5\u4fbf\u30b5\u30fc\u30d3\u30b9\u306e\u3088\u3046\u306a\u50cd\u304d\u3092\u3057\u307e\u3059\u3002\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u9593\u3067\u30c7\u30fc\u30bf\u30d1\u30b1\u30c3\u30c8\u3092\u6848\u5185\u3057\u3001\u76ee\u7684\u5730\u3078\u78ba\u5b9f\u306b\u5c4a\u3051\u308b\u306e\u3067\u3059\u3002<br>.<\/p><\/li><li><p>BGP\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u306b\u6700\u3082\u9069\u3057\u305f\u7d4c\u8def\u3092\u9078\u629e\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b8\u30f3\u30b0\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u4f5c\u696d\u304c\u3088\u308a\u9ad8\u901f\u304b\u3064\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002<br>.<\/p><\/li><li><p>BGP\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6240\u6709\u8005\u306f\u30c7\u30fc\u30bf\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306b\u95a2\u3059\u308b\u30eb\u30fc\u30eb\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u60c5\u5831\u304c\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0a\u3067\u3069\u306e\u3088\u3046\u306b\u6d41\u308c\u308b\u304b\u3092\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<br>.<\/p><\/li><li><p>BGP\u306f\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u81ea\u52d5\u7684\u306b\u7d4c\u8def\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u3042\u306a\u305f\u306e\u63a5\u7d9a\u3092\u5f37\u304f\u5b89\u5b9a\u3055\u305b\u307e\u3059\u3002<br>.<\/p><\/li><li><p>BGP\u306b\u3064\u3044\u3066\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u91cd\u8981\u3067\u3059\u3002\u305d\u308c\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u5186\u6ed1\u306b\u6a5f\u80fd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3060\u304b\u3089\u3067\u3059\u3002<br>.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 BGP\u306e\u57fa\u790e \u2015\u300c\u4f55\u3067\u3042\u308b\u304b\uff08What\uff09\u300d\u3068\u300c\u306a\u305c\u5fc5\u8981\u304b\uff08Why\uff09\u300d<br>\u201c<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8cea\u7684\u306b\u3001, <strong>BGP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30d7\u30ed\u30c8\u30b3\u30eb<br><\/strong> \u3068\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u7570\u306a\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u60c5\u5831\u3092\u4ea4\u63db\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u4e00\u9023\u306e\u898f\u5247\u3067\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u3001\u305d\u308c\u305e\u308c\u72ec\u81ea\u306e\u5185\u90e8\u9053\u8def\u898f\u5247\uff08\u4f8b\uff1aOSPF\u3084EIGRP\uff09\u3092\u6301\u3064\u56fd\u3005\uff08\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff09\u306e\u5de8\u5927\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3060\u3068\u8003\u3048\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002BGP\u306f\u3001\u3053\u308c\u3089\u306e\u300c\u56fd\u300d\u9593\u306e\u4ea4\u901a\u304c\u3069\u306e\u3088\u3046\u306b\u6d41\u308c\u308c\u3070\u3088\u3044\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3001\u56fd\u969b\u7684\u306a\u5916\u4ea4\u304a\u3088\u3073\u6761\u7d04\u5236\u5ea6\u306a\u306e\u3067\u3059\u3002<br>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\uff1a<br><\/strong> \u3053\u308c\u306fBGP\u306e\u57fa\u672c\u5358\u4f4d\u3067\u3059\u3002AS\u3068\u306f\u3001\u5358\u4e00\u306e\u7d44\u7e54\uff08\u4f8b\uff1aISP\u3001Google\u306a\u3069\u306e\u5927\u4f01\u696d\u3001\u5927\u5b66\u306a\u3069\uff09\u304c\u7ba1\u7406\u30fb\u904b\u7528\u3059\u308bIP\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304a\u3088\u3073\u30eb\u30fc\u30bf\u30fc\u306e\u96c6\u5408\u4f53\u3067\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u56fa\u6709\u306e\u8b58\u5225\u756a\u53f7\uff08ASN\uff09\u3092\u6301\u3061\u307e\u3059\u3002<br>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u30d1\u30b9\u30d9\u30af\u30c8\u30eb\u30d7\u30ed\u30c8\u30b3\u30eb\uff1a<\/strong> \u5185\u90e8\u30d7\u30ed\u30c8\u30b3\u30eb\u3068\u306f\u7570\u306a\u308a\u3001BGP\u306f\u30d1\u30b9\u30d9\u30af\u30c8\u30eb\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u3059\u3002\u5358\u306b\u6700\u77ed\u30d1\u30b9\u3092\u9078\u629e\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001 <strong>BGP\u306b\u3088\u308b\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5224\u65ad<\/strong> \u30d1\u30b9\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30dd\u30ea\u30b7\u30fc\u3001\u304a\u3088\u3073\u30eb\u30fc\u30eb\u30bb\u30c3\u30c8\u306b\u57fa\u3065\u3044\u3066\u884c\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u975e\u5e38\u306b\u67d4\u8edf\u3067\u30dd\u30ea\u30b7\u30fc\u99c6\u52d5\u578b\u3068\u306a\u308a\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u306a\u305cBGP\u304c\u3053\u308c\u307b\u3069\u91cd\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/strong> BGP\u304c\u306a\u3051\u308c\u3070\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u306f\u5b64\u7acb\u3057\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u96c6\u5408\u4f53\u3068\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002BGP\u306f <strong>\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u53ef\u80fd\u306b\u3057\u3001<\/strong>, \u30ec\u30c0\u30f3\u30c0\u30f3\u30b7\u306e\u305f\u3081\u306e\u30de\u30eb\u30c1\u30db\u30fc\u30df\u30f3\u30b0\uff08\u8907\u6570\u306eISP\u3078\u306e\u63a5\u7d9a\uff09\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-an-isp-internet-service-provider\/\"><strong>ISP\uff08\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\uff09<\/strong><\/a> \u3055\u3089\u306b <strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u6027\u306e\u57fa\u76e4\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/strong>. \u4e00\u65b9\u3001 <strong>BGP\u30eb\u30fc\u30c8\u30ea\u30fc\u30af<\/strong> \u3084\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u306f\u4e16\u754c\u898f\u6a21\u3067\u30b5\u30fc\u30d3\u30b9\u3092\u4e2d\u65ad\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001\u305d\u306e\u91cd\u8981\u6027\u3092\u6539\u3081\u3066\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"639\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d.webp\" alt=\"BGP (Border Gateway Protocol)\" class=\"wp-image-3362\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d-300x160.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d-1024x545.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d-768x409.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/50836e2c49b346dca14c9dc3217d4c8d-18x10.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 BGP\u306e\u52d5\u4f5c\u539f\u7406 \u2014 \u6838\u5fc3\u7684\u306a\u4ed5\u7d44\u307f<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>BGP<br><\/strong> BGP\u306f\u3001\u7570\u306a\u308bAS\u9593\u306e\u30eb\u30fc\u30bf\u540c\u58eb\u3067 <strong>BGP\u30d4\u30a2\u30bb\u30c3\u30b7\u30e7\u30f3<\/strong> \uff08\u5225\u540d\u300c\u30cd\u30a4\u30d0\u30fc\u300d\uff09\u3092\u78ba\u7acb\u3059\u308b\u3053\u3068\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u63a5\u7d9a\u304c\u78ba\u7acb\u3055\u308c\u308b\u3068\u3001\u305d\u308c\u3089\u306f <strong>BGP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb<\/strong>, \u3092\u4ea4\u63db\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u5229\u7528\u53ef\u80fd\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30b9\u306e\u4e00\u89a7\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u4e3b\u8981\u306a\u69cb\u6210\u8981\u7d20\u304c\u95a2\u4e0e\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px;\"><strong>\u78ba\u7acb\uff1a<\/strong> \u30eb\u30fc\u30bf\u306fTCP\u63a5\u7d9a\uff08\u30dd\u30fc\u30c8179\uff09\u3092\u78ba\u7acb\u3057\u3066BGP\u30d4\u30a2\u306b\u306a\u308a\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u5e83\u544a\uff1a<\/strong> \u30d4\u30a2\u9593\u3067\u306f\u3001\u5b8c\u5168\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u4ea4\u63db\u3057\u305f\u5f8c\u3001\u5897\u5206\u66f4\u65b0\u3092\u884c\u3044\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px 0px 8px;\"><strong>\u30d1\u30b9\u9078\u629e\uff1a<\/strong> \u5b9b\u5148\u3078\u306e\u8907\u6570\u306e\u30d1\u30b9\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001BGP\u30eb\u30fc\u30bf\u306f\u305d\u306e <strong>BGP\u30d9\u30b9\u30c8\u30d1\u30b9\u9078\u629e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0<\/strong>, \u3092\u5b9f\u884c\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5c5e\u6027\u3092\u8a55\u4fa1\u3057\u307e\u3059\uff1a<\/p><ul><li><p style=\"margin: 0px;\"><strong>AS_Path:<\/strong> \u305d\u306e\u5e83\u544a\u304c\u901a\u904e\u3057\u305fAS\u306e\u30ea\u30b9\u30c8\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Next-Hop:<\/strong> \u30d1\u30b1\u30c3\u30c8\u3092\u8ee2\u9001\u3059\u308b\u6b21\u306e\u30eb\u30fc\u30bf\u306eIP\u30a2\u30c9\u30ec\u30b9\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>Local Preference:<\/strong> AS\u5185\u306b\u304a\u3051\u308b\u63a8\u5968\u30d1\u30b9\u3092\u793a\u3059\u5024\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>MED\uff08Multi-Exit Discriminator\uff09\uff1a<\/strong> \u5916\u90e8\u30cd\u30a4\u30d0\u30fc\u306b\u5bfe\u3057\u3066\u3001\u305d\u306eAS\u3078\u306e\u63a8\u5968\u5165\u308a\u53e3\u30d1\u30b9\u3092\u793a\u3059\u3082\u306e\u3067\u3059\u3002.<\/p><\/li><\/ul><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306b\u3001\u4e3b\u306a2\u7a2e\u985e\u306eBGP\u306e\u7c21\u5358\u306a\u6bd4\u8f03\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\u6a5f\u80fd<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>eBGP\uff08\u5916\u90e8BGP\uff09<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>iBGP\uff08\u5185\u90e8BGP\uff09<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u76ee\u7684<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u7570\u306a\u308b\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\u9593\u306e\u30eb\u30fc\u30c8 <strong>\u7570\u306a\u308b\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\u9593\u306e\u30eb\u30fc\u30c8<\/strong>.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u540c\u3058\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\u5185\u306e\u30eb\u30fc\u30c8 <strong>\u540c\u3058\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\uff08AS\uff09\u5185\u306e\u30eb\u30fc\u30c8<\/strong>.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30d1\u30b9\u9078\u629e<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u901a\u5e38\u3001\u3088\u308a\u77ed\u3044 <strong>AS_Path\u3092\u512a\u5148\u3057\u307e\u3059\u3002<\/strong>.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Local_Pref\u306a\u3069\u306e\u7570\u306a\u308b\u5c5e\u6027\u3092\u7528\u3044\u307e\u3059\u3002 <strong>Local_Pref<\/strong>.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>TTL\uff08Time to Live\uff09<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u901a\u5e38\u306f1\uff08\u76f4\u63a5\u30ea\u30f3\u30af\uff09\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u901a\u5e38\u306f\u3088\u308a\u9ad8\u3044\u5024\uff08\u30de\u30eb\u30c1\u30db\u30c3\u30d7\uff09\u306b\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u4e3b\u306a\u5f79\u5272<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\u30a4\u30f3\u30bf\u30fc\u30c9\u30e1\u30a4\u30f3\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0<\/strong> \u304a\u3088\u3073\u30dd\u30ea\u30b7\u30fc\u9069\u7528\u3002.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u3067\u4e00\u8cab\u3057\u305f\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u60c5\u5831\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u3002.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3\u3059\u308b\u306b\u306f<br> <strong>BGP\u30eb\u30fc\u30c8\u96c6\u7d04<\/strong> \u304a\u3088\u3073 <strong>\u30d7\u30ec\u30d5\u30a3\u30af\u30b9\u30ea\u30b9\u30c8<\/strong> \u306f\u3001\u52b9\u7387\u7684\u304b\u3064\u5b89\u5168\u306a\u904b\u7528\u306b\u3068\u3063\u3066\u3082\u4e0d\u53ef\u6b20\u3067\u3042\u308a\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u3057\u3001\u8aa4\u3063\u305f\u30eb\u30fc\u30c8\u306e\u4f1d\u642c\u3092\u9632\u3050\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 BGP\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u8ab2\u984c<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>BGP<br><\/strong> \u76f8\u4e92\u4fe1\u983c\u304c\u524d\u63d0\u3068\u3055\u308c\u305f\u6642\u4ee3\u306b\u8a2d\u8a08\u3055\u308c\u305f\u305f\u3081\u3001 <strong>BGP\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306f\u3001<\/strong> \u73fe\u4ee3\u306b\u304a\u3044\u3066\u6975\u3081\u3066\u91cd\u8981\u306a\u8ab2\u984c\u3067\u3059\u3002\u4e3b\u306a\u30ea\u30b9\u30af\u306f\u3001 <strong>BGP\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u3068\u3001<\/strong> \u30eb\u30fc\u30c8\u30ea\u30fc\u30af\u3067\u3042\u308a\u3001AS\uff08\u60aa\u610f\u3092\u6301\u3063\u3066\u307e\u305f\u306f\u8aa4\u3063\u3066\uff09\u81ea\u3089\u304c\u6240\u6709\u3057\u3066\u3044\u306a\u3044\u30d7\u30ec\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u30a2\u30c9\u30d0\u30bf\u30a4\u30ba\u3057\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u8ee2\u9001\u5148\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u89e3\u6c7a\u7b56\u304c\u5c0e\u5165\u3055\u308c\u3066\u3044\u307e\u3059\uff1a <strong>\u30ea\u30bd\u30fc\u30b9\u516c\u958b\u9375\u57fa\u76e4\uff08RPKI\uff09<\/strong> \u304a\u3088\u3073 <strong>BGPsec<\/strong> \u3053\u308c\u3089\u306f\u3001\u30eb\u30fc\u30c8\u8d77\u6e90\u306b\u5bfe\u3059\u308b\u6697\u53f7\u5316\u306b\u3088\u308b\u691c\u8a3c\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u3001\u3088\u308a\u5b89\u5168\u306a <strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 \u7269\u7406\u5c64\uff1aBGP\u3068\u5149\u6280\u8853\u306e\u63a5\u70b9<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u306f\u8ad6\u7406\u5c64\uff08\u7b2c3\u5c64\uff0fTCP-IP\uff09\u3067\u52d5\u4f5c\u3057\u307e\u3059\u304c\u3001\u305d\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306f\u4e0b\u4f4d\u306e\u7269\u7406\u30a4\u30f3\u30d5\u30e9\u30b9\u30c8\u30e9\u30af\u30c1\u30e3\u306b\u5b8c\u5168\u306b\u4f9d\u5b58\u3057\u3066\u3044\u307e\u3059\u3002BGP\u30a8\u30c3\u30b8\u30eb\u30fc\u30bf\u30fc\u9593\u306e\u9ad8\u901f\u304b\u3064\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u63a5\u7d9a\u306f\u3001 <strong>BGP\u30a8\u30c3\u30b8\u30eb\u30fc\u30bf\u30fc<\/strong> \u306b\u304a\u3044\u3066\u5fc5\u9808\u3067\u3059\u3002\u3053\u3053\u304c\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>\u9ad8\u901f\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong><\/a> \u306e\u91cd\u8981\u6027\u304c\u969b\u7acb\u3064\u5834\u6240\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65b0\u306e <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/knowledge-center\/data-center-interconnect-definition-benefits-and-role-of-optical-modules\/\"><strong>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u9593\u63a5\u7d9a\uff08DCI\uff09<\/strong><\/a> \u304a\u3088\u3073 <strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4ea4\u63db\u30dd\u30a4\u30f3\u30c8\uff08IXP\uff09<\/strong> \u74b0\u5883\u3067\u306f\u3001BGP\u30d4\u30a2\u304c\u3057\u3070\u3057\u3070\u5bc6\u5ea6\u6ce2\u9577\u5206\u5272\u591a\u91cd\u5316\uff08DWDM\uff09\u3092\u7528\u3044\u3066\u63a5\u7d9a\u3055\u308c\u307e\u3059\u3002 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ja\/glossary\/what-is-dwdm-explaining-dense-wavelength-division-multiplexing\/\"><strong>\uff08DWDM\uff09<\/strong><\/a> \u30b7\u30b9\u30c6\u30e0\u3002\u3053\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u30c7\u30fc\u30bf\u304a\u3088\u3073\u30e6\u30fc\u30b6\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u4f4e\u9045\u5ef6\u30fb\u9ad8\u4fe1\u983c\u6027\u3067\u5927\u91cf\u306b\u9001\u4fe1\u3059\u308b\u305f\u3081\u306b\u3001\u9ad8\u6027\u80fd\u306a\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>BGP\u306b\u304a\u3051\u308b\u5149\u6280\u8853\u306e\u91cd\u8981\u6027\uff1a<\/strong> \u5b89\u5b9a\u3057\u305fBGP\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u306f\u3001\u4e00\u8cab\u6027\u304c\u3042\u308a\u4f4e\u9045\u5ef6\u306e\u30ea\u30f3\u30af\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u7269\u7406\u30ea\u30f3\u30af\u306e\u30d5\u30e9\u30c3\u30d4\u30f3\u30b0\uff08\u983b\u7e41\u306a\u30a2\u30c3\u30d7\uff0f\u30c0\u30a6\u30f3\uff09\u306fBGP\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u30ea\u30bb\u30c3\u30c8\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u30eb\u30fc\u30c8\u306e\u64a4\u56de\u304a\u3088\u3073\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e0d\u5b89\u5b9a\u5316\u3092\u62db\u304d\u307e\u3059\u3002\u9ad8\u5ea6\u306a <strong>QSFP28\u304a\u3088\u3073QSFP-DD\u5149\u30e2\u30b8\u30e5\u30fc\u30eb<\/strong> \u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30eb\u30fc\u30c8\u306e\u6307\u6570\u95a2\u6570\u7684\u5897\u52a0\u304a\u3088\u3073\u305d\u308c\u3089\u304c\u904b\u3076\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a100G\uff0f400G\u5e2f\u57df\u5e45\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\u9069\u5207\u306a\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u9078\u629e\uff1a<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u81ea\u793e\u306e <strong>BGP\u30d4\u30a2\u30ea\u30f3\u30b0<\/strong> \u30ea\u30f3\u30af\u306b\u5fdc\u3058\u3066\u3001\u8ddd\u96e2\u304a\u3088\u3073\u30d5\u30a1\u30a4\u30d0\u30fc\u30bf\u30a4\u30d7\u306b\u9069\u5408\u3059\u308b\u5149\u30c7\u30d0\u30a4\u30b9\u3092\u9078\u629e\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u9577\u8ddd\u96e2 <strong>\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30d0\u30c3\u30af\u30dc\u30fc\u30f3<\/strong> \u63a5\u7d9a\u306b\u306f\u3001\u9ad8\u51fa\u529bDWDM\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3068\u3048\u3070\u300110km\u96e2\u308c\u305f\u5730\u70b9\u9593\u3067100G\u30ea\u30f3\u30af\u3092\u5fc5\u8981\u3068\u3059\u308b\u91cd\u8981\u306a <strong>\u30dc\u30fc\u30c0\u30fc\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong> \u5c0e\u5165\u306b\u304a\u3044\u3066\u306f\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><strong>LINK-PP QSFP28-100G-LR4<\/strong><\/a> \u306e\u3088\u3046\u306a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u304c\u512a\u308c\u305f\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u9593\u307e\u305f\u306f\u4e0a\u6d41\u30d7\u30ed\u30d0\u30a4\u30c0\u30fc\u3068\u306e\u9593\u3067\u5b89\u5b9a\u3057\u305feBGP\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u3001\u8aa4\u308a\u7387\u304c\u4f4e\u304f\u9ad8\u6027\u80fd\u306a\u7269\u7406\u63a5\u7d9a\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>LINK-PP\u88fd\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/strong><\/a> \u306e\u4fe1\u983c\u6027\u306f\u3001 <strong>\u30b0\u30ed\u30fc\u30d0\u30ebBGP\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u306e\u5b89\u5b9a\u6027\u306b\u76f4\u63a5\u5bc4\u4e0e\u3057\u307e\u3059\u3002<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>BGP<br><\/strong> \ud83d\udca1 \u7d50\u8ad6\uff1a\u6b20\u304b\u305b\u306a\u3044\u30d7\u30ed\u30c8\u30b3\u30eb <strong>\u306f\u3001\u79c1\u305f\u3061\u306e\u3064\u306a\u304c\u3063\u305f\u4e16\u754c\u3092\u652f\u3048\u308b\u5f71\u306e\u4e3b\u5f79\u3067\u3059\u3002\u5358\u306a\u308b\u30d7\u30ed\u30c8\u30b3\u30eb\u3067\u306f\u306a\u304f\u3001\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u3092\u7d71\u5408\u3059\u308b\u52d5\u7684\u304b\u3064\u30dd\u30ea\u30b7\u30fc\u99c6\u52d5\u578b\u306e\u30b7\u30b9\u30c6\u30e0\u306a\u306e\u3067\u3059\u3002\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u3044\u3063\u305f\u8ab2\u984c\u306f\u6b8b\u308b\u3082\u306e\u306e\u3001\u305d\u306e\u5805\u7262\u6027\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306f\u6bd4\u985e\u3042\u308a\u307e\u305b\u3093\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u304c<\/strong> IPv6\u5c55\u958b <strong>\u3084\u7d76\u3048\u9593\u306a\u3044\u9700\u8981\u5897\u52a0\u3068\u3068\u3082\u306b\u9032\u5316\u3092\u7d9a\u3051\u308b\u4e2d\u3001BGP\u306f\u3001\u5805\u56fa\u306a<\/strong> \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0 <strong>\u306e\u539f\u5247\u306b\u57fa\u3065\u304d\u3001\u5927\u5bb9\u91cf<\/strong> SFP28 DAC\uff08\u30c0\u30a4\u30ec\u30af\u30c8\u30a2\u30bf\u30c3\u30c1\u30b3\u30c3\u30d1\u30fc\uff09\u304a\u3088\u3073AOC\uff08\u30a2\u30af\u30c6\u30a3\u30d6\u30aa\u30d7\u30c6\u30a3\u30ab\u30eb\u30b1\u30fc\u30d6\u30eb\uff09\uff1a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3\u3059\u308b\u306b\u306f<br> <strong>\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0<\/strong> \u3092\u542b\u3080\u5148\u9032\u7684\u306a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u652f\u63f4\u3092\u53d7\u3051\u306a\u304c\u3089\u3001\u4eca\u5f8c\u3082\u9069\u5fdc\u3057\u7d9a\u3051\u307e\u3059\u3002 <strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306b\u304a\u3051\u308bBGP\u3068\u306f\u4f55\u304b\uff1f<\/strong>, <strong>\u306f\u3001<\/strong>, \u3001\u307e\u305f\u306f <strong>\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/strong>. \u3001ISP\u904b\u7528\u3001\u30af\u30e9\u30a6\u30c9\u30cd\u30c3\u30c8\u30ef\u30fc\u30ad\u30f3\u30b0\u306b\u95a2\u308f\u308b\u3059\u3079\u3066\u306e\u4eba\u306b\u3068\u3063\u3066\u57fa\u672c\u7684\u306a\u77e5\u8b58\u3067\u3059\u3002\u305d\u308c\u306f\u3001\u79c1\u305f\u3061\u306e\u30c7\u30b8\u30bf\u30eb\u4e16\u754c\u3092\u56de\u3057\u7d9a\u3051\u308b\u30eb\u30fc\u30bf\u30fc\u304c\u8a71\u3059\u8a00\u8a9e\u306a\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udca1 FAQ<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >BGP\u306e\u4e3b\u306a\u5f79\u5272\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u306f\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u304c\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u6700\u9069\u306a\u7d4c\u8def\u3092\u898b\u3064\u3051\u308b\u306e\u3092\u52a9\u3051\u307e\u3059\u3002\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u95b2\u89a7\u3057\u305f\u308a\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u9001\u4fe1\u3057\u305f\u308a\u3059\u308b\u305f\u3073\u306b\u3001\u3042\u306a\u305f\u306fBGP\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >BGP\u304c\u969c\u5bb3\u3092\u8d77\u3053\u3059\u3068\u3069\u3046\u306a\u308a\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u304c\u969c\u5bb3\u3092\u8d77\u3053\u3059\u3068\u3001\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3084\u30aa\u30f3\u30e9\u30a4\u30f3\u30b5\u30fc\u30d3\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u304c\u6d88\u5931\u3057\u305f\u308a\u3001\u3088\u308a\u9577\u3044\u7d4c\u8def\u3092\u901a\u3063\u3066\u5c4a\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u5168\u4f53\u304c\u9045\u304f\u306a\u3063\u305f\u308a\u3001\u591a\u304f\u306e\u30e6\u30fc\u30b6\u30fc\u306b\u3068\u3063\u3066\u6a5f\u80fd\u505c\u6b62\u306b\u81f3\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u756a\u53f7\uff08ASN\uff09\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ASN\u306f\u3001\u81ea\u5f8b\u30b7\u30b9\u30c6\u30e0\u3068\u547c\u3070\u308c\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30b0\u30eb\u30fc\u30d7\u305d\u308c\u305e\u308c\u306b\u5272\u308a\u5f53\u3066\u3089\u308c\u308b\u56fa\u6709\u306e\u756a\u53f7\u3067\u3059\u3002BGP\u306f\u3053\u306e\u756a\u53f7\u3092\u7528\u3044\u3066\u3001\u3042\u306a\u305f\u306e\u30c7\u30fc\u30bf\u3092\u3069\u3053\u3078\u9001\u4fe1\u3059\u3079\u304d\u304b\u3092\u5224\u65ad\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >BGP\u3068OSPF\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">BGP\u306f\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u306e\u5927\u304d\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u540c\u58eb\u306e\u9593\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002OSPF\u306f\u3001\u3088\u308a\u5c0f\u3055\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5185\u90e8\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u306fBGP\u3092\u3001\u30ed\u30fc\u30ab\u30eb\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u306fOSPF\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >BGP\u30cf\u30a4\u30b8\u30e3\u30c3\u30af\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p 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