{"id":23032,"date":"2026-10-17T12:15:26","date_gmt":"2026-10-17T04:15:26","guid":{"rendered":"https:\/\/www.luleey.com\/?p=23032"},"modified":"2026-10-13T00:28:30","modified_gmt":"2026-10-12T16:28:30","slug":"can-an-sfp-work-beyond-the-rated-distance","status":"publish","type":"post","link":"https:\/\/www.luleey.com\/ja\/can-an-sfp-work-beyond-the-rated-distance\/","title":{"rendered":"SFP\u306f\u5b9a\u683c\u8ddd\u96e2\u3092\u8d85\u3048\u3066\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f"},"content":{"rendered":"<p class=\"wp-block-wd-paragraph wd-c7e61855\">\uff5e\u306f\u53ef\u80fd\u3067\u3057\u3087\u3046\u304b <strong><a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/sfp\/\" title=\"SFP \u306e\u6295\u7a3f\u3092\u3059\u3079\u3066\u8868\u793a\">\u306d\u3093\u308a\u3087\u3046\u30d7\u30fc\u30eb<\/a> \u5b9a\u683c\u8ddd\u96e2\u3092\u8d85\u3048\u3066\u52d5\u4f5c\u3059\u308b<\/strong>\uff1f \u5834\u5408\u306b\u3088\u3063\u3066\u306f\u3001\u305d\u3046\u3067\u3059\u3002\u9001\u4fe1\u6a5f\u3001\u53d7\u4fe1\u6a5f\u3001\u304a\u3088\u3073\u30b1\u30fc\u30d6\u30eb\u8a2d\u5099\u306e\u6761\u4ef6\u304c\u6574\u3063\u3066\u3044\u308c\u3070\u300110 km\u7528\u306e\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306710 km\u3092\u308f\u305a\u304b\u306b\u8d85\u3048\u308b\u8ddd\u96e2\u306e\u30ea\u30f3\u30af\u3092\u78ba\u7acb\u3067\u304d\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u7d50\u679c\u306f\u4fdd\u8a3c\u3055\u308c\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u30ea\u30f3\u30af\u30a2\u30c3\u30d7LED\u304c\u70b9\u706f\u3057\u305f\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u305d\u306e\u63a5\u7d9a\u306b\u6e29\u5ea6\u5909\u5316\u3001\u90e8\u54c1\u306e\u7d4c\u5e74\u52a3\u5316\u3001\u3042\u308b\u3044\u306f\u5c06\u6765\u306e\u4fee\u7406\u306b\u5341\u5206\u306a\u4f59\u88d5\u304c\u3042\u308b\u3053\u3068\u3092\u8a3c\u660e\u3059\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5e2edddd\">\u5b89\u5168\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3068\u3057\u3066\u306f\u3001\u8ddd\u96e2\u30e9\u30d9\u30eb\u3092\u300c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u76ee\u5b89\u300d\u3068\u3057\u3066\u6271\u3046\u3053\u3068\u3067\u3059\u3002\u3064\u307e\u308a\u3001\u6b63\u78ba\u306b10,000\u30e1\u30fc\u30c8\u30eb\u3067\u4fe1\u53f7\u3092\u505c\u6b62\u3055\u305b\u308b\u30bf\u30a4\u30de\u30fc\u3068\u3057\u3066\u6349\u3048\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u6b63\u78ba\u306a\u5149\u5b66\u4ed5\u69d8\u3092\u78ba\u8a8d\u3057\u3001\u5fae\u5f31\u4fe1\u53f7\u6642\u3068\u5f37\u4fe1\u53f7\u6642\u306e\u4e21\u30b1\u30fc\u30b9\u3092\u8a08\u7b97\u3057\u3001\u5206\u6563\u3084\u305d\u306e\u4ed6\u306e\u4f1d\u9001\u640d\u5931\u3092\u8003\u616e\u3057\u305f\u4e0a\u3067\u3001\u4e21\u65b9\u5411\u306e\u8aa4\u5dee\u306b\u3064\u3044\u3066\u30c6\u30b9\u30c8\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9069\u7528\u7bc4\u56f2\uff1a<\/strong> \u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001SFP\u30d5\u30a1\u30df\u30ea\u30fc\u306e\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u3092\u4f7f\u7528\u3057\u305f\u30dd\u30a4\u30f3\u30c8\u30fb\u30c4\u30fc\u30fb\u30dd\u30a4\u30f3\u30c8\u306e\u5149\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30ea\u30f3\u30af\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u30012.5G PON ONU\u30b9\u30c6\u30a3\u30c3\u30af\u306b\u5bfe\u3059\u308b\u81ea\u52d5\u7684\u306a\u4e92\u63db\u6027\u5224\u5b9a\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002 ONU\u30b9\u30c6\u30a3\u30c3\u30af\u306b\u3064\u3044\u3066\u306f\u3001\u5177\u4f53\u7684\u306a\u30db\u30b9\u30c8\u30b1\u30fc\u30b8\u3001SerDes\u307e\u305f\u306fPHY\u30e2\u30fc\u30c9\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u307e\u305f\u306f\u30c9\u30e9\u30a4\u30d0\u3001\u30dd\u30fc\u30c8\u8a2d\u5b9a\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u30b9\u30c6\u30a3\u30c3\u30af\u306e\u30db\u30b9\u30c8\u30e2\u30fc\u30c9\u3001\u5b9f\u969b\u306b\u30cd\u30b4\u30b7\u30a8\u30fc\u30c8\u3055\u308c\u305f\u30ec\u30fc\u30c8\u3001\u304a\u3088\u3073\u305d\u306e\u7d50\u679c\u3068\u3057\u3066\u5f97\u3089\u308c\u308b\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3092\u5fc5\u305a\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-b47860ad\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-23054\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-beyond-rated-distance-hero-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-51d89f78\">SFP\u306f\u5b9a\u683c\u8ddd\u96e2\u3092\u8d85\u3048\u3066\u52d5\u4f5c\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u3000\u305d\u306e\u7b54\u3048\u306f\uff1f<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u72b6\u6cc1<\/th><th>\u305d\u306e\u610f\u5473<\/th><th>\u63a8\u5968\u3055\u308c\u308b\u6c7a\u5b9a<\/th><\/tr><\/thead><tbody><tr><td>\u8a55\u4fa1\u306e\u5c11\u3057\u5148\u306b\u3042\u308b\u30ea\u30f3\u30af\u304c\u8868\u793a\u3055\u308c\u307e\u3059<\/td><td>\u8a2d\u5b9a\u3055\u308c\u305f\u30da\u30a2\u3068\u7d4c\u8def\u306b\u306f\u3001\u5341\u5206\u306a\u4f59\u88d5\u304c\u3042\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/td><td>\u6700\u60aa\u306e\u30b1\u30fc\u30b9\u306e\u5236\u9650\u5024\u3084\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30c6\u30b9\u30c8\u306b\u5408\u683c\u3059\u308b\u307e\u3067\u306f\u3001\u3053\u308c\u3092\u8a2d\u8a08\u4e0a\u306e\u4f8b\u5916\u3068\u3057\u3066\u6271\u3046<\/td><\/tr><tr><td>\u53d7\u4fe1\u96fb\u529b\u304c\u611f\u5ea6\u3092\u4e0a\u56de\u3063\u3066\u3044\u308b\u304c\u3001\u8aa4\u5dee\u304c\u5897\u52a0\u3057\u3066\u3044\u308b<\/td><td>\u5e73\u5747\u51fa\u529b\u3060\u3051\u304c\u5236\u9650\u8981\u56e0\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u306a\u3044<\/td><td>\u5206\u6563\u3001\u53cd\u5c04\u3001\u4fe1\u53f7\u54c1\u8cea\u3001FEC\u3001\u304a\u3088\u3073\u30db\u30b9\u30c8\u3068\u306e\u4e92\u63db\u6027\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/td><\/tr><tr><td>\u77ed\u8ddd\u96e2\u3067\u4f4e\u640d\u5931\u306e\u30ea\u30f3\u30af\u306b\u306f\u3001\u9577\u8ddd\u96e2\u7528\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u304c\u4f7f\u7528\u3055\u308c\u308b<\/td><td>\u53d7\u4fe1\u6a5f\u3078\u306e\u96fb\u529b\u4f9b\u7d66\u304c\u904e\u5270\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/td><td>\u6700\u5927\u9001\u4fe1\u96fb\u529b\u3001\u6700\u5c0f\u7d4c\u8def\u640d\u5931\u3001\u304a\u3088\u3073 <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/receiver-overload\/\" title=\"\u300c\u30ec\u30b7\u30fc\u30d0\u30fc\u30fb\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u300d\u306e\u6295\u7a3f\u3092\u3059\u3079\u3066\u8868\u793a\">\u53d7\u4fe1\u6a5f\u306e\u904e\u8ca0\u8377<\/a><\/td><\/tr><tr><td>\u4e00\u65b9\u306e\u8a66\u9a13\u306b\u5408\u683c\u3057\u3001\u3082\u3046\u4e00\u65b9\u306f\u4e0d\u5408\u683c\u3068\u306a\u3063\u305f<\/td><td>2\u3064\u306e\u9001\u4fe1\u6a5f\u3001\u53d7\u4fe1\u6a5f\u3001\u307e\u305f\u306f\u7d4c\u8def\u306b\u306f\u9055\u3044\u304c\u3042\u308b<\/td><td>A\u2192B \u3068 B\u2192A \u3092\u305d\u308c\u305e\u308c\u500b\u5225\u306b\u8a08\u7b97\u3057\u3001\u691c\u8a3c\u3059\u308b<\/td><\/tr><tr><td>\u552f\u4e00\u306e\u8a3c\u62e0\u306f\u3001\u7dd1\u8272\u306e\u30ea\u30f3\u30afLED\u3067\u3059<\/td><td>\u305d\u306e\u77ac\u9593\u3001\u57fa\u672c\u7684\u306a\u540c\u671f\u304c\u884c\u308f\u308c\u305f<\/td><td>\u8a31\u5bb9\u8aa4\u5dee\u306e\u7bc4\u56f2\u3084\u8aa4\u5dee\u306e\u691c\u8a3c\u3092\u884c\u308f\u305a\u306b\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9577\u8ddd\u96e2\u5230\u9054\u6027\u80fd\u3092\u4e3b\u5f35\u3057\u3066\u306f\u306a\u3089\u306a\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-755bd3cf\">\u300c\u5b9a\u683c\u8ddd\u96e2\u300d\u304c\u5b9f\u969b\u306b\u610f\u5473\u3059\u308b\u3053\u3068<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-5a702355\">550 m\u300110 km\u300120 km\u300140 km \u3068\u3044\u3063\u305f\u5230\u9054\u8ddd\u96e2\u306e\u8868\u8a18\u306f\u3001\u901a\u5e38\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u4e0b\u3067\u305d\u306e\u5149\u5b66\u90e8\u54c1\u304c\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u7528\u9014\u3092\u8981\u7d04\u3057\u305f\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u6761\u4ef6\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30c8\u30b3\u30eb\u304a\u3088\u3073\u7269\u7406\u5a92\u4f53\u306e\u4ed5\u69d8\uff1b;<\/li>\n\n\n\n<li>\u30e9\u30a4\u30f3\u30ec\u30fc\u30c8\u3001\u7b26\u53f7\u5316\u65b9\u5f0f\u3001\u304a\u3088\u3073FEC\u30e2\u30fc\u30c9\uff1b;<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7a2e\u985e\u304a\u3088\u3073\u52d5\u4f5c\u6ce2\u9577\uff1b;<\/li>\n\n\n\n<li>\u9001\u4fe1\u6a5f\u306e\u51fa\u529b\u7bc4\u56f2\uff1b;<\/li>\n\n\n\n<li><a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/receiver-sensitivity\/\" title=\"\u300c\u53d7\u4fe1\u611f\u5ea6\u300d\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\">\u53d7\u4fe1\u611f\u5ea6<\/a> \u304a\u3088\u3073\u6700\u5927\u5165\u529b\uff1b;<\/li>\n\n\n\n<li>\u8a31\u5bb9\u3055\u308c\u308b\u30c1\u30e3\u30cd\u30eb\u640d\u5931\u304a\u3088\u3073\u5149\u8def\u640d\u5931\uff1b;<\/li>\n\n\n\n<li>\u5206\u6563\u304a\u3088\u3073\u53cd\u5c04\u640d\u5931\u306e\u5236\u7d04\uff1b;<\/li>\n\n\n\n<li>\u30b3\u30cd\u30af\u30bf\u3001\u30b9\u30d7\u30e9\u30a4\u30b9\u3001\u304a\u3088\u3073\u30d1\u30c3\u30c1\u30b3\u30fc\u30c9\u306b\u95a2\u3059\u308b\u524d\u63d0\u6761\u4ef6\uff1b;<\/li>\n\n\n\n<li>\u6e29\u5ea6\u304a\u3088\u3073\u88fd\u9020\u516c\u5dee\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-71ae8e27\">\u8ddd\u96e2\u306f\u9078\u5b9a\u306e\u9762\u3067\u4fbf\u5229\u3067\u3059\u304c\u3001\u305d\u308c\u304c\u552f\u4e00\u306e\u6280\u8853\u7684\u306a\u5236\u7d04\u3068\u3044\u3046\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002IEEE 802.3 \u30ef\u30fc\u30ad\u30f3\u30b0\u30b0\u30eb\u30fc\u30d7\u306b\u3088\u308b\u5bc4\u7a3f\u300c <em>10km\u306e\u4f55\u304c\u305d\u3093\u306a\u306b\u7279\u5225\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/em> \u3053\u3053\u3067\u3082\u540c\u69d8\u306e\u5927\u307e\u304b\u306a\u4e3b\u5f35\u304c\u306a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u7aef\u6570\u306a\u3057\u306e\u6570\u5024\u76ee\u6a19\u3092\u300c\u795e\u79d8\u7684\u306a\u300d\u7269\u7406\u7684\u7279\u6027\u3092\u6301\u3064\u3082\u306e\u3068\u3057\u3066\u6271\u3046\u3079\u304d\u3067\u306f\u306a\u304f\u3001\u5149\u5b66\u7684\u306a\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u306f\u6280\u8853\u3084\u640d\u5931\u4e88\u7b97\u3068\u5bc6\u63a5\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002\u3053\u306e\u30d7\u30ec\u30bc\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001IEEE\u898f\u683c\u305d\u306e\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u30ef\u30fc\u30ad\u30f3\u30b0\u30b0\u30eb\u30fc\u30d7\u306b\u3088\u308b\u63d0\u6848\u3067\u3042\u308b\u305f\u3081\u3001\u666e\u904d\u7684\u306a\u6e96\u62e0\u30eb\u30fc\u30eb\u3068\u3057\u3066\u3067\u306f\u306a\u304f\u3001\u6280\u8853\u7684\u306a\u80cc\u666f\u60c5\u5831\u3068\u3057\u3066\u6d3b\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-1cf30da9\">\u306a\u305c\u3001\u3042\u308b1\u7d44\u306e\u6a5f\u5668\u306f\u4ed5\u69d8\u4e0a\u306e\u9650\u754c\u3092\u8d85\u3048\u3066\u52d5\u4f5c\u3067\u304d\u308b\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u5b9f\u969b\u306e\u9001\u4fe1\u6a5f\u306f\u3001\u898f\u5b9a\u306e\u6700\u4f4e\u51fa\u529b\u3088\u308a\u3082\u9ad8\u3044\u51fa\u529b\u3092\u767a\u63ee\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u5b9f\u969b\u306e\u53d7\u4fe1\u6a5f\u306f\u3001\u4fdd\u8a3c\u3055\u308c\u305f\u9650\u754c\u5024\u3088\u308a\u3082\u512a\u308c\u305f\u6027\u80fd\u3092\u767a\u63ee\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u3001\u307e\u305f\u3001\u6577\u8a2d\u3055\u308c\u305f\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u640d\u5931\u304c\u3001\u8a2d\u8a08\u4e0a\u306e\u6700\u5927\u60f3\u5b9a\u5024\u3088\u308a\u3082\u5c11\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u30893\u3064\u306e\u8981\u7d20\u304c\u76f8\u307e\u3063\u3066\u3001\u305d\u306e\u30b5\u30f3\u30d7\u30eb\u7279\u6709\u306e\u4f59\u88d5\u304c\u751f\u307e\u308c\u308b\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-84776876\">\u554f\u984c\u306f\u3001\u751f\u7523\u8a2d\u8a08\u304c\u3001\u305d\u306e\u9006\u306e\u30b1\u30fc\u30b9\u2015\u2015\u9001\u4fe1\u6a5f\u306e\u51fa\u529b\u304c\u6700\u5c0f\u5024\u306b\u8fd1\u3044\u5834\u5408\u3001\u53d7\u4fe1\u6a5f\u306e\u8981\u4ef6\u304c\u4fdd\u8a3c\u5024\u306b\u8fd1\u3044\u5834\u5408\u3001\u8a31\u5bb9\u3055\u308c\u308b\u6700\u5927\u30c1\u30e3\u30cd\u30eb\u640d\u5931\u3001\u6975\u7aef\u306a\u6e29\u5ea6\u3001\u7d4c\u5e74\u52a3\u5316\u3001\u6e2c\u5b9a\u306e\u4e0d\u78ba\u304b\u3055\u2015\u2015\u306b\u3082\u8010\u3048\u3089\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u3044\u3046\u70b9\u306b\u3042\u308b\u3002\u30d9\u30f3\u30c1\u30c6\u30b9\u30c8\u3067\u826f\u597d\u306a\u7d50\u679c\u304c\u5f97\u3089\u308c\u305f\u3068\u3057\u3066\u3082\u3001\u3053\u3046\u3057\u305f\u6700\u60aa\u306e\u30b1\u30fc\u30b9\u306b\u5bfe\u3059\u308b\u691c\u8a3c\u306b\u4ee3\u308f\u308b\u3082\u306e\u3067\u306f\u306a\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-a140497c\">\u5b9a\u683c\u8ddd\u96e2\u3092\u8d85\u3048\u308bSFP\u306e\u96fb\u529b\u30d0\u30b8\u30a7\u30c3\u30c8<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bea5fe14\">\u6700\u521d\u306e\u8a08\u7b97\u306f\u3001\u4f4e\u96fb\u529b\u306e\u30b1\u30fc\u30b9\u3067\u3059\u3002\u4e00\u65b9\u5411\u306e\u5834\u5408\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-a6edeb55\"><code>\u6700\u60aa\u306e\u5834\u5408\u306e\u53d7\u4fe1\u96fb\u529b\uff08dBm\uff09\uff1d \u6700\u5c0f\u9001\u4fe1\u96fb\u529b\uff08dBm\uff09\u2212 \u6700\u5927\u4f1d\u9001\u640d\u5931\uff08dB\uff09<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-dcd1e91d\">\u7d50\u679c\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u8981\u6c42\u3055\u308c\u308b\u6280\u8853\u7684\u4f59\u88d5\u5ea6\u3092\u78ba\u4fdd\u3057\u3064\u3064\u3001\u53d7\u4fe1\u6a5f\u306e\u8981\u4ef6\u3092\u53b3\u5bc6\u306b\u6e80\u305f\u3059\u3082\u306e\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-822d3d3c\"><code>\u6b8b\u4f59\u30de\u30fc\u30b8\u30f3\uff08dB\uff09\uff1d \u6700\u60aa\u30b1\u30fc\u30b9\u306e\u53d7\u4fe1\u96fb\u529b \uff0d \u53d7\u4fe1\u6a5f\u306e\u8981\u4ef6<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4cf56e7d\">dBm\u306e\u5024\u306f\u8ca0\u306b\u306a\u308b\u3053\u3068\u3082\u3042\u308b\u305f\u3081\u3001\u8ca0\u306e\u5024\u304c\u5c0f\u3055\u3044\u307b\u3069\u4fe1\u53f7\u306f\u5f37\u3044\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u221212 dBm\u306f\u221214 dBm\u3088\u308a\u30822 dB\u5f37\u3044\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-f8f586a8\">2\u3064\u76ee\u306e\u8a08\u7b97\u306f\u3001\u9ad8\u51fa\u529b\u306e\u5834\u5408\u3067\u3059\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-da098762\"><code>\u6700\u5927\u53d7\u4fe1\u96fb\u529b\uff08dBm\uff09\uff1d\u6700\u5927\u9001\u4fe1\u96fb\u529b\uff08dBm\uff09\uff0d\u6700\u5c0f\u4f1d\u9001\u640d\u5931\uff08dB\uff09<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-05e76666\">\u305d\u306e\u7d50\u679c\u306f\u3001\u53d7\u4fe1\u6a5f\u306e\u6700\u5927\u52d5\u4f5c\u5165\u529b\u5024\u307e\u305f\u306f\u904e\u8ca0\u8377\u9650\u754c\u5024\u3092\u8d85\u3048\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u904e\u8ca0\u8377\u9650\u754c\u5024\u3092\u640d\u50b7\u95be\u5024\u3068\u6df7\u540c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u6052\u4e45\u7684\u306a\u640d\u50b7\u304c\u751f\u3058\u308b\u53ef\u80fd\u6027\u304c\u751f\u3058\u308b\u306f\u308b\u304b\u4ee5\u524d\u304b\u3089\u3001\u6b63\u5e38\u306a\u52d5\u4f5c\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-3f5b0fb4\">\u308f\u304b\u308a\u3084\u3059\u3044\u4f8b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-bcc93163\">\u3042\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u6b63\u78ba\u306a\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u304a\u3044\u3066\u3001\u7279\u5b9a\u306e\u52d5\u4f5c\u30e2\u30fc\u30c9\u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e\u5024\u304c\u793a\u3055\u308c\u3066\u3044\u308b\u3068\u4eee\u5b9a\u3059\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u5c0f\u9001\u4fe1\u96fb\u529b\uff1a\u22125 dBm\uff1b;<\/li>\n\n\n\n<li>\u6700\u5927\u9001\u4fe1\u51fa\u529b\uff1a0 dBm\uff1b;<\/li>\n\n\n\n<li>\u53d7\u4fe1\u6a5f\u8981\u4ef6\uff1a\u221214 dBm\uff1b;<\/li>\n\n\n\n<li>\u53d7\u4fe1\u904e\u8ca0\u8377\uff1a\u22123 dBm\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-3c3cd1d7\">\u305d\u306e\u7d4c\u8def\u3067\u6700\u59277 dB\u3082\u306e\u640d\u5931\u304c\u751f\u3058\u308b\u5834\u5408\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-7fb3d943\"><code>\u22125 dBm \u2212 7 dB = \u221212 dBm<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-b395bf97\">\u3053\u308c\u306f\u3001\u221214 dBm\u3068\u3044\u3046\u53d7\u4fe1\u6a5f\u8981\u4ef6\u30922 dB\u4e0a\u56de\u3063\u3066\u3044\u307e\u3059\u3002\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30672 dB\u306e\u8a2d\u8a08\u30de\u30fc\u30b8\u30f3\u304c\u5fc5\u8981\u3068\u3055\u308c\u308b\u5834\u5408\u3001\u4f59\u5270\u30de\u30fc\u30b8\u30f3\u306f\u6b8b\u3063\u3066\u3044\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-56a237f1\">\u540c\u3058\u5149\u5b66\u90e8\u54c1\u3092\u3001\u640d\u5931\u304c\u308f\u305a\u304b1 dB\u306e\u7d4c\u8def\u3067\u8a66\u9a13\u3057\u305f\u5834\u5408\uff1a<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ade64bef\"><code>0 dBm \u2212 1 dB = \u22121 dBm<\/code><\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9b2ba504\">\u3053\u308c\u306f\u22123 dBm\u306e\u904e\u8ca0\u8377\u9650\u754c\u3088\u308a\u30822 dB\u9ad8\u3044\u5024\u3067\u3042\u308b\u305f\u3081\u3001\u77ed\u6ce2\u8def\u306f\u898f\u5b9a\u306e\u52d5\u4f5c\u7bc4\u56f2\u5916\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d06c98d6\">\u3053\u308c\u3089\u306e\u6570\u5024\u306f\u3042\u304f\u307e\u3067\u4e00\u4f8b\u3067\u3059\u3002\u53d6\u308a\u4ed8\u3051\u308b\u4e21\u65b9\u306e\u90e8\u54c1\u756a\u53f7\u306b\u3064\u3044\u3066\u3001\u6b63\u78ba\u306a\u6700\u5c0f\u5024\u304a\u3088\u3073\u6700\u5927\u5024\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-280cf515\">\u30b1\u30fc\u30d6\u30eb\u7cfb\u7d71\u306e\u640d\u5931\u306b\u306f\u3001\u52d5\u4f5c\u6ce2\u9577\u306b\u304a\u3051\u308b\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u6e1b\u8870\u3001\u63a5\u7d9a\u90e8\u3001\u30b9\u30d7\u30e9\u30a4\u30b9\u3001\u30d1\u30c3\u30c1\u30b3\u30fc\u30c9\u3001\u30b9\u30d7\u30ea\u30c3\u30bf\u30fc\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u3001\u30de\u30eb\u30c1\u30d7\u30ec\u30af\u30b5\u3001\u304a\u3088\u3073\u610f\u56f3\u7684\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u6e1b\u8870\u5668\u306a\u3069\u304c\u542b\u307e\u308c\u308b\u3079\u304d\u3067\u3042\u308b\u3002LuLeey\u306e <a href=\"https:\/\/www.luleey.com\/ja\/db-vs-dbm-in-fiber-optics-a-simple-guide\/?utm_source=chatgpt.com\">dB \u3068 dBm \u306e\u6bd4\u8f03\u30ac\u30a4\u30c9<\/a> dB\u5358\u4f4d\u306e\u53d7\u52d5\u640d\u5931\u304c\u3001dBm\u5358\u4f4d\u306e\u5149\u51fa\u529b\u304b\u3089\u5dee\u3057\u5f15\u304b\u308c\u308b\u7406\u7531\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-4419bb7f\">\u307e\u305f\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u5354\u4f1a\u306f\u3001\u30d1\u30ef\u30fc\u30d0\u30b8\u30a7\u30c3\u30c8\u3068\u30b1\u30fc\u30d6\u30eb\u8a2d\u5099\u306e\u640d\u5931\u30d0\u30b8\u30a7\u30c3\u30c8\u306f\u95a2\u9023\u3057\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u540c\u4e00\u3067\u306f\u306a\u3044\u3068\u8b66\u544a\u3057\u3066\u3044\u307e\u3059\u3002\u5206\u6563\u3001\u53d7\u4fe1\u6a5f\u30ce\u30a4\u30ba\u3001\u305d\u306e\u4ed6\u306e\u969c\u5bb3\u306b\u3088\u308a\u3001\u5358\u7d14\u306a\u8a08\u7b97\u4e0a\u306f\u57fa\u6e96\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u898b\u3048\u3066\u3082\u3001\u5b9f\u969b\u306b\u5229\u7528\u53ef\u80fd\u306a\u6027\u80fd\u304c\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u4fdd\u5b88\u7684\u306a\u90e8\u54c1\u5024\u3092\u4f7f\u7528\u3057\u3001\u5177\u4f53\u7684\u306a\u7528\u9014\u306b\u5fdc\u3058\u305f\u9069\u5207\u306a\u30de\u30fc\u30b8\u30f3\u3092\u78ba\u4fdd\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u3079\u3066\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u5149\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u901a\u7528\u3059\u308b\u666e\u904d\u7684\u306a\u30de\u30fc\u30b8\u30f3\u5024\u306a\u3069\u5b58\u5728\u3057\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-1bc4ba10\">\u5341\u5206\u306aRX\u30d1\u30ef\u30fc\u304c\u3042\u3063\u3066\u3082\u3001\u306a\u305c\u307e\u3060\u4e0d\u5341\u5206\u306a\u306e\u304b<\/h2>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-36c1b828\">\u5206\u6563\u306b\u3088\u308a\u76ee\u304c\u9589\u3058\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3042\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-05022d43\">\u9577\u8ddd\u96e2\u306e\u30b7\u30f3\u30b0\u30eb\u30e2\u30fc\u30c9\u56de\u7dda\u306b\u304a\u3051\u308b\u8272\u5206\u6563\u3084\u3001\u30de\u30eb\u30c1\u30e2\u30fc\u30c9\u56de\u7dda\u306b\u304a\u3051\u308b\u30e2\u30fc\u30c9\u5206\u6563\u306b\u3088\u308a\u3001\u5149\u30d1\u30eb\u30b9\u306f\u6642\u9593\u7684\u306b\u5e83\u304c\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u53d7\u4fe1\u6a5f\u306f\u8a31\u5bb9\u7bc4\u56f2\u5185\u306e\u5e73\u5747\u51fa\u529b\u3092\u793a\u3057\u3066\u3044\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u30011\u30680\u306e\u533a\u5225\u304c\u56f0\u96e3\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9890da72\">\u305d\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306b\u5bfe\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u5230\u9054\u8ddd\u96e2\u3001\u5206\u6563\u8a31\u5bb9\u5ea6\u3001\u304a\u3088\u3073\u5149\u8def\u30da\u30ca\u30eb\u30c6\u30a3\u306e\u6761\u4ef6\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u96fb\u529b\u30d0\u30b8\u30a7\u30c3\u30c8\u306e\u8a08\u7b97\u7d50\u679c\u304c\u30d7\u30e9\u30b9\u306b\u306a\u3063\u305f\u3068\u3044\u3046\u7406\u7531\u3060\u3051\u3067\u3001\u30ea\u30f3\u30af\u3092\u5ef6\u9577\u3057\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u516c\u8868\u3055\u308c\u3066\u3044\u308b\u30c1\u30e3\u30cd\u30eb\u640d\u5931\u8a31\u5bb9\u5024\u306b\u3001\u3059\u3067\u306b\u6307\u5b9a\u3055\u308c\u305f\u30da\u30ca\u30eb\u30c6\u30a3\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3001\u540c\u3058\u30da\u30ca\u30eb\u30c6\u30a3\u304c\u4e8c\u91cd\u306b\u5dee\u3057\u5f15\u304b\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9797f1c0\">\u53cd\u5c04\u5149\u306f\u3001\u9001\u4fe1\u6a5f\u3084\u53d7\u4fe1\u6a5f\u306b\u5e72\u6e09\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-55057021\">\u6c5a\u308c\u3066\u3044\u305f\u308a\u3001\u640d\u50b7\u3057\u3066\u3044\u305f\u308a\u3001\u63a5\u7d9a\u304c\u4e0d\u9069\u5207\u306a\u30b3\u30cd\u30af\u30bf\u306f\u3001\u53cd\u5c04\u3084\u633f\u5165\u640d\u5931\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5e73\u5747\u53d7\u4fe1\u96fb\u529b\u306f\u6b63\u5e38\u306b\u898b\u3048\u3066\u3082\u3001\u53cd\u5c04\u640d\u5931\u3084\u65ad\u7d9a\u7684\u306a\u52d5\u304d\u306b\u3088\u3063\u3066\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u3059\u3079\u3066\u306e\u63a5\u7d9a\u90e8\u3092\u70b9\u691c\u3001\u6e05\u6383\u3057\u3001\u518d\u5ea6\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-0cdd7d6a\">\u300c\u9023\u643a\u300d\u306f\u300c\u30a8\u30e9\u30fc\u306e\u306a\u3044\u30b5\u30fc\u30d3\u30b9\u300d\u3068\u306f\u7570\u306a\u308a\u307e\u3059<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-38bd435c\">\u7dd1\u8272\u306eLED\u306f\u3001\u305d\u306e\u6642\u70b9\u3067\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u304c\u540c\u671f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30d3\u30c3\u30c8\u8aa4\u308a\u7387\u3001\u8a02\u6b63\u5f8c\u306eFEC\u8ca0\u8377\u3001\u8a02\u6b63\u4e0d\u53ef\u80fd\u306a\u30a8\u30e9\u30fc\u3001CRC\u30a8\u30e9\u30fc\u3084PCS\u30a8\u30e9\u30fc\u3001\u30ea\u30f3\u30af\u306e\u30d5\u30e9\u30c3\u30d7\u3001\u304a\u3088\u3073\u6975\u7aef\u306a\u6e29\u5ea6\u6761\u4ef6\u4e0b\u3067\u306e\u6027\u80fd\u306b\u3064\u3044\u3066\u306f\u8868\u793a\u3055\u308c\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-48dc09db\">\u5b9a\u683c\u3092\u8d85\u3048\u3066\u904b\u7528\u3055\u308c\u308b\u56de\u7dda\u306b\u3064\u3044\u3066\u306f\u3001\u4ee3\u8868\u7684\u306a\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u30c6\u30b9\u30c8\u3057\u3001\u30c6\u30b9\u30c8\u524d\u5f8c\u306e\u30a8\u30e9\u30fc\u30ab\u30a6\u30f3\u30bf\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u3002FEC\u304c\u6709\u52b9\u306b\u306a\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u53ef\u80fd\u306a\u9650\u308a\u3001\u8a02\u6b63\u3055\u308c\u305f\u30b3\u30fc\u30c9\u30ef\u30fc\u30c9\u3068\u8a02\u6b63\u4e0d\u80fd\u306a\u30b3\u30fc\u30c9\u30ef\u30fc\u30c9\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-bd9fe5ef\">\u30db\u30b9\u30c8\u3068\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4e92\u63db\u6027\u306b\u3064\u3044\u3066\u306f\u3001\u4f9d\u7136\u3068\u3057\u3066\u9069\u7528\u3055\u308c\u307e\u3059<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-35689e0b\">\u5149\u5b66\u7684\u4e88\u7b97\u3067\u306f\u3001\u96fb\u6c17\u7684\u307e\u305f\u306f\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u4e0d\u6574\u5408\u3092\u89e3\u6c7a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u30db\u30b9\u30c8\u30dd\u30fc\u30c8\u304c\u30b5\u30dd\u30fc\u30c8\u3059\u308bSerDes\u30e2\u30fc\u30c9\u3001\u30e9\u30a4\u30f3\u30ec\u30fc\u30c8\u3001\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001FEC\u306e\u52d5\u4f5c\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u306e\u5bfe\u5fdc\u72b6\u6cc1\u3001\u304a\u3088\u3073\u96fb\u529b\u3084\u71b1\u306b\u95a2\u3059\u308b\u5236\u9650\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300cSFP\u300d\u3068\u3044\u3046\u7528\u8a9e\u306f\u3001, <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/sfp-2\/\" title=\"SFP+ \u306e\u6295\u7a3f\u3092\u3059\u3079\u3066\u8868\u793a\">SFP+<\/a>, \u3001SFP28\u3084\u6700\u5927\u30c7\u30fc\u30bf\u8ee2\u9001\u901f\u5ea6\u3068\u3044\u3063\u305f\u4ed5\u69d8\u306f\u3001\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u4e00\u90e8\u306b\u904e\u304e\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-6f9f0b2c\">\u5b9a\u683c\u8ddd\u96e2\u3092\u8d85\u3048\u308b\u30ea\u30f3\u30af\u306e\u691c\u8a3c\u65b9\u6cd5<\/h2>\n\n\n\n<div class=\"wp-block-wd-image wd-block-image wd-88ff4bb4\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"1000\" class=\"wp-image-23053\" src=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist.png\" alt=\"\" title=\"\" srcset=\"https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist.png 1000w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist-800x800.png 800w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist-400x400.png 400w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist-768x768.png 768w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist-12x12.png 12w, https:\/\/www.luleey.com\/wp-content\/uploads\/2026\/10\/sfp-distance-limit-checklist-150x150.png 150w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/><\/div>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-296713d2\">1. \u4e21\u65b9\u306e\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u3092\u6b63\u78ba\u306b\u7279\u5b9a\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9d2d6831\">\u30db\u30b9\u30c8\u30e2\u30c7\u30eb\u3001\u30dd\u30fc\u30c8\u3001\u30d5\u30a1\u30fc\u30e0\u30a6\u30a7\u30a2\u307e\u305f\u306f\u30c9\u30e9\u30a4\u30d0\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u30e1\u30fc\u30ab\u30fc\u3001\u5b8c\u5168\u306a\u90e8\u54c1\u756a\u53f7\u3001\u304a\u3088\u3073\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306e\u30ea\u30d3\u30b8\u30e7\u30f3\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-9a3f33d2\">2. \u5149\u5b66\u7528\u9014\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-455f4459\">\u30d7\u30ed\u30c8\u30b3\u30eb\u307e\u305f\u306fPMD\u3001\u52d5\u4f5c\u30ec\u30fc\u30c8\u3001\u7b26\u53f7\u5316\u65b9\u5f0f\u3001FEC\u3001\u30b3\u30cd\u30af\u30bf\u3001\u30d5\u30a1\u30a4\u30d0\u306e\u7a2e\u985e\u3001\u304a\u3088\u3073\u6ce2\u9577\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002BiDi\u30e2\u30b8\u30e5\u30fc\u30eb\u3067\u306f\u3001\u9001\u4fe1\u6ce2\u9577\u3068\u53d7\u4fe1\u6ce2\u9577\u304c\u4e92\u3044\u306b\u88dc\u5b8c\u7684\u306a\u3082\u306e\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-23810537\">3. \u6700\u60aa\u30b1\u30fc\u30b9\u306e\u4ed5\u69d8\u3092\u53ce\u96c6\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9b5f5bbd\">\u5404\u65b9\u5411\u306b\u3064\u3044\u3066\u3001\u4ee5\u4e0b\u3092\u6c42\u3081\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9001\u4fe1\u51fa\u529b\u306e\u6700\u5c0f\u5024\u304a\u3088\u3073\u6700\u5927\u5024\uff1b;<\/li>\n\n\n\n<li>\u53d7\u4fe1\u6a5f\u306e\u6027\u80fd\u8981\u4ef6\uff1b;<\/li>\n\n\n\n<li>\u904e\u8ca0\u8377\u307e\u305f\u306f\u6700\u5927\u52d5\u4f5c\u5165\u529b\uff1b;<\/li>\n\n\n\n<li>\u8a18\u8f09\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u6700\u5c0f\u30c1\u30e3\u30cd\u30eb\u640d\u5931\uff1b;<\/li>\n\n\n\n<li>\u8a31\u5bb9\u30c1\u30e3\u30cd\u30eb\u640d\u5931\uff1b;<\/li>\n\n\n\n<li>\u5206\u6563\u307e\u305f\u306f\u5230\u9054\u6761\u4ef6\uff1b;<\/li>\n\n\n\n<li>\u52d5\u4f5c\u6e29\u5ea6\u7bc4\u56f2\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d3278c3b\">\u4ee3\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044 <a style=\"color: #FF6A00;\" target=\"_blank\" href=\"https:\/\/www.luleey.com\/ja\/tag\/ddm\/\" title=\"DDM \u306e\u6295\u7a3f\u3092\u3059\u3079\u3066\u8868\u793a\">DDM<\/a> \u4fdd\u8a3c\u3055\u308c\u305f\u5149\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u4ed5\u69d8\u306e\u30a2\u30e9\u30fc\u30e0\u95be\u5024\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-93c2d8a9\">4. \u7d4c\u8def\u5168\u4f53\u3092\u5730\u56f3\u4e0a\u306b\u63cf\u304d\u3001\u8ddd\u96e2\u3092\u6e2c\u5b9a\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-9d2c52a5\">\u56de\u7dda\u306e\u9577\u3055\u3001\u30d5\u30a1\u30a4\u30d0\u30fc\u306e\u7a2e\u985e\u3001\u63a5\u7d9a\u7b87\u6240\u3001\u30b9\u30d7\u30e9\u30a4\u30b9\u3001\u30d1\u30c3\u30c1\u30d1\u30cd\u30eb\u3001\u53d7\u52d5\u90e8\u54c1\u3001\u304a\u3088\u3073\u30d1\u30c3\u30c1\u30b3\u30fc\u30c9\u3092\u8a18\u9332\u3059\u308b\u3002\u4fdd\u5b88\u7684\u306a\u4e88\u7b97\u3092\u7b97\u51fa\u3057\u305f\u4e0a\u3067\u3001\u78ba\u56fa\u305f\u308b\u8a3c\u62e0\u304c\u5fc5\u8981\u3068\u306a\u308b\u5834\u5408\u306b\u306f\u3001\u8a72\u5f53\u3059\u308b\u6ce2\u9577\u306b\u304a\u3051\u308b\u633f\u5165\u640d\u5931\u3092\u6e2c\u5b9a\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d772bb2f\">OTDR\u306f\u7570\u5e38\u7b87\u6240\u3092\u7279\u5b9a\u3057\u3001\u305d\u306e\u9577\u3055\u3092\u6e2c\u5b9a\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304c\u3001\u5fc5\u305a\u3057\u3082\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306e\u633f\u5165\u640d\u5931\u8a66\u9a13\u306e\u4ee3\u308f\u308a\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-21f234e3\">5. \u96fb\u529b\u304c\u5f31\u3044\u5834\u5408\u3068\u5f37\u3044\u5834\u5408\u306e\u4e21\u65b9\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-d3d244b0\">A\u2192B\u3068B\u2192A\u3092\u305d\u308c\u305e\u308c\u500b\u5225\u306b\u8a08\u7b97\u3059\u308b\u3002\u4fe1\u53f7\u304c\u5f31\u3044\u5834\u5408\u306b\u3064\u3044\u3066\u306f\u3001\u7d4c\u8def\u640d\u5931\u304c\u6700\u5927\u3068\u306a\u308b\u6761\u4ef6\u4e0b\u3067\u6700\u5c0f\u306e\u9001\u4fe1\u96fb\u529b\u3092\u7528\u3044\u3001\u904e\u8ca0\u8377\u306e\u5834\u5408\u306b\u3064\u3044\u3066\u306f\u3001\u7d4c\u8def\u640d\u5931\u304c\u6700\u5c0f\u3068\u306a\u308b\u6761\u4ef6\u4e0b\u3067\u6700\u5927\u306e\u9001\u4fe1\u96fb\u529b\u3092\u7528\u3044\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1dcae026\">6. \u96fb\u529b\u4ee5\u5916\u306e\u5236\u9650\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-49556a47\">\u5206\u6563\u3001\u30ea\u30bf\u30fc\u30f3\u30ed\u30b9\u3001\u5149\u8def\u640d\u5931\u3001FEC\u3001\u304a\u3088\u3073\u30d9\u30f3\u30c0\u30fc\u56fa\u6709\u306e\u5230\u9054\u8ddd\u96e2\u6761\u4ef6\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u3089\u304c\u4e0d\u660e\u306a\u5834\u5408\u306f\u3001\u53d7\u4fe1\uff08RX\uff09dBm\u5024\u306e\u307f\u306b\u57fa\u3065\u3044\u3066\u9577\u8ddd\u96e2\u3067\u306e\u4fe1\u983c\u6027\u3092\u63a8\u6e2c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-1b8223e9\">7. DDM\u306f\u6700\u7d42\u8a8d\u8a3c\u3067\u306f\u306a\u304f\u3001\u30c6\u30ec\u30e1\u30c8\u30ea\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-ef8d9bfa\">\u9001\u4fe1\uff08TX\uff09\u96fb\u529b\u3001\u53d7\u4fe1\uff08RX\uff09\u96fb\u529b\u3001\u6e29\u5ea6\u3001\u96fb\u5727\u3001\u30d0\u30a4\u30a2\u30b9\u96fb\u6d41\u3001\u304a\u3088\u3073\u4e21\u7aef\u306e\u8b66\u5831\u3092\u8a08\u6e2c\u3059\u308b\u3002\u73fe\u5728\u306eSNIA SFF-8742\u4ed5\u69d8\u3067\u306f\u3001\u6240\u5b9a\u306e\u7bc4\u56f2\u304a\u3088\u3073\u6307\u5b9a\u3055\u308c\u305f\u6761\u4ef6\u4e0b\u306b\u304a\u3044\u3066\u3001TX\u304a\u3088\u3073RX\u306e\u8a3a\u65ad\u7cbe\u5ea6\u306e\u7d76\u5bfe\u5024\u304c\u00b13 dB\u4ee5\u5185\u3067\u3042\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-8b43274b\">\u5b9f\u969b\u306e\u5b9f\u88c5\u306e\u65b9\u304c\u512a\u308c\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5c0f\u6570\u70b9\u4ee5\u4e0b2\u6841\u3067\u8868\u793a\u3055\u308c\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u3001\u5fc5\u305a\u3057\u3082\u7cbe\u5ea6\u306e\u4f4e\u4e0b\u3092\u610f\u5473\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002LuLeey\u306e <a href=\"https:\/\/www.luleey.com\/ja\/what-is-ddm-dom-in-sfp-transceivers\/?utm_source=chatgpt.com\">DDM\/DOM \u30ac\u30a4\u30c9<\/a> \u8a3a\u65ad\u9805\u76ee\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-d2357dc8\">8. \u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3001\u30a8\u30e9\u30fc\u3001\u304a\u3088\u3073\u6e29\u5ea6\u306e\u30c6\u30b9\u30c8<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-125d1b51\">\u4ee3\u8868\u7684\u306a\u53cc\u65b9\u5411\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u3092\u5b9f\u884c\u3057\u3001CRC\/FCS\u3001\u30b7\u30f3\u30dc\u30eb\u3001PCS\u3001FEC\u3001\u304a\u3088\u3073\u30ea\u30f3\u30af\u30d5\u30e9\u30c3\u30d7\u30ab\u30a6\u30f3\u30bf\u3092\u76e3\u8996\u3059\u308b\u3002\u5b9f\u969b\u306e\u52d5\u4f5c\u6e29\u5ea6\u6761\u4ef6\u4e0b\u3067\u3001\u3053\u306e\u78ba\u8a8d\u3092\u7e70\u308a\u8fd4\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-wd-title title wd-834b6fec\">9. \u4f8b\u5916\u3092\u8a18\u9332\u3059\u308b<\/h3>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-cd01a336\">\u305d\u306e\u7d4c\u8def\u304c\u5b9a\u683c\u5024\u3092\u8d85\u3048\u3066\u3044\u308b\u3082\u306e\u306e\u3001\u8a2d\u8a08\u4e0a\u306e\u30c1\u30a7\u30c3\u30af\u306b\u5408\u683c\u3057\u305f\u5834\u5408\u306f\u3001\u6b63\u78ba\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u7d44\u307f\u5408\u308f\u305b\u3001\u4f1d\u9001\u640d\u5931\u3001\u30de\u30fc\u30b8\u30f3\u3001\u8a66\u9a13\u6761\u4ef6\u3001\u304a\u3088\u3073\u5408\u683c\u57fa\u6e96\u3092\u8a18\u9332\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u65b0\u305f\u306a\u30e9\u30d9\u30eb\u3092\u8cbc\u308a\u76f4\u3057\u305f\u308a\u3001\u5225\u306e\u751f\u7523\u30ed\u30c3\u30c8\u3084\u30b1\u30fc\u30d6\u30eb\u7d4c\u8def\u306b\u3064\u3044\u3066\u3082\u540c\u69d8\u306e\u7d50\u679c\u304c\u5f97\u3089\u308c\u308b\u3068\u7d04\u675f\u3057\u305f\u308a\u3057\u3066\u306f\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-633c920a\">\u77ed\u3044\u30ea\u30f3\u30af\u3067\u30ed\u30f3\u30b0\u30ea\u30fc\u30c1SFP\u306f\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-79fb4785\">\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u305d\u3046\u3067\u3059\u304c\u3001\u8ddd\u96e2\u30e9\u30d9\u30eb\u3060\u3051\u3067\u5224\u65ad\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u3002\u9ad8\u51fa\u529b\u8a08\u7b97\u3092\u884c\u3046\u969b\u306f\u3001\u53d7\u4fe1\u6a5f\u3092\u904e\u8ca0\u8377\u9650\u754c\u4ee5\u4e0b\u306b\u4fdd\u3061\u3001\u898f\u5b9a\u3055\u308c\u305f\u6700\u5c0f\u30c1\u30e3\u30cd\u30eb\u640d\u5931\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e1d04844\">\u81ea\u52d5\u7684\u306b\u6e1b\u8870\u5668\u3092\u8ffd\u52a0\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u307e\u305a\u3001\u6700\u5927\u9001\u4fe1\u96fb\u529b\u3001\u6700\u5c0f\u4f1d\u9001\u640d\u5931\u3001\u304a\u3088\u3073\u53d7\u4fe1\u6a5f\u306e\u904e\u8ca0\u8377\u3092\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6e1b\u8870\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u6ce2\u9577\u304a\u3088\u3073\u30b3\u30cd\u30af\u30bf\u306b\u9069\u5408\u3059\u308b\u5024\u3092\u9078\u629e\u3057\u3001\u518d\u5ea6\u6e2c\u5b9a\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-91af52ce\">\u30c7\u30e5\u30a2\u30eb\u30d5\u30a1\u30a4\u30d0\u30fc\u30ea\u30f3\u30af\u3067\u306f\u3001\u5f71\u97ff\u3092\u53d7\u3051\u308b\u53d7\u4fe1\u65b9\u5411\u306b\u6e1b\u8870\u5668\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002BiDi\u30ea\u30f3\u30af\u3067\u306f\u3001\u30a4\u30f3\u30e9\u30a4\u30f3\u6e1b\u8870\u5668\u306f\u4e21\u65b9\u306e\u6ce2\u9577\u3068\u4e21\u65b9\u5411\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3057\u307e\u3059\u3002LuLeey\u306e <a href=\"https:\/\/www.luleey.com\/ja\/sfp-receiver-overload-can-optical-power-be-too-high\/?utm_source=chatgpt.com\">SFP\u30ec\u30b7\u30fc\u30d0\u30fc\u306e\u904e\u8ca0\u8377\u306b\u95a2\u3059\u308b\u30ac\u30a4\u30c9<\/a> \u3053\u306e\u6c7a\u5b9a\u306b\u3064\u3044\u3066\u3001\u3055\u3089\u306b\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-fdb7f417\">\u4e21\u7aef\u3067\u7570\u306a\u308b\u30ea\u30fc\u30c1\u8a55\u4fa1\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-17570564\">\u3053\u308c\u306f\u3001\u6b63\u78ba\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u9593\u3067\u76f8\u4e92\u904b\u7528\u304c\u53ef\u80fd\u3067\u3042\u308a\u3001\u304b\u3064\u4e21\u65b9\u5411\u306e\u30d0\u30b8\u30a7\u30c3\u30c8\u304c\u91cd\u8907\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u306e\u307f\u6a5f\u80fd\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u78ba\u8a8d\u4e8b\u9805\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d7\u30ed\u30c8\u30b3\u30eb\u3001\u30ec\u30fc\u30c8\u3001\u304a\u3088\u3073PMD\uff1b;<\/li>\n\n\n\n<li>\u7b26\u53f7\u5316\u304a\u3088\u3073FEC\u306e\u671f\u5f85\u5024\uff1b;<\/li>\n\n\n\n<li>\u30d5\u30a1\u30a4\u30d0\u30fc\u304a\u3088\u3073\u30b3\u30cd\u30af\u30bf\u306e\u7a2e\u985e\uff1b;<\/li>\n\n\n\n<li>\u6ce2\u9577\u306e\u9001\u53d7\u4fe1\uff1b;<\/li>\n\n\n\n<li>\u4e21\u65b9\u5411\u306b\u304a\u3051\u308b\u4f4e\u96fb\u529b\u30de\u30fc\u30b8\u30f3\uff1b;<\/li>\n\n\n\n<li>\u4e21\u65b9\u5411\u3067\u306e\u904e\u8ca0\u8377\uff1b;<\/li>\n\n\n\n<li>\u30db\u30b9\u30c8\u306e\u660e\u793a\u7684\u306a\u30b5\u30dd\u30fc\u30c8\u3002.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-e4a139c1\">BiDi\u306e\u5834\u5408\u3001\u4e00\u65b9\u306e\u7aef\u3067\u306e\u9001\u4fe1\u6ce2\u9577\u3068\u3001\u3082\u3046\u4e00\u65b9\u306e\u7aef\u3067\u306e\u53d7\u4fe1\u6ce2\u9577\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u300210 km\u30e2\u30b8\u30e5\u30fc\u30eb\u306820 km\u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u3069\u3061\u3089\u3082SFP\u30b1\u30fc\u30b8\u306b\u53ce\u307e\u308b\u3068\u3044\u3046\u7406\u7531\u3060\u3051\u3067\u3001\u4e92\u63db\u6027\u304c\u4fdd\u8a3c\u3055\u308c\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-7ffef111\">\u5b9f\u7528\u7684\u306a\u5408\u683c\u30fb\u4e0d\u5408\u683c\u306e\u5224\u5b9a\u57fa\u6e96<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7d50\u679c<\/th><th>\u6c7a\u5b9a<\/th><\/tr><\/thead><tbody><tr><td>\u5b9a\u683c\u5230\u9054\u7bc4\u56f2\u5185\uff1b\u3059\u3079\u3066\u306e\u4ed5\u69d8\u304a\u3088\u3073\u8a66\u9a13\u306b\u5408\u683c<\/td><td>\u6a19\u6e96\u7684\u306a\u5c0e\u5165<\/td><\/tr><tr><td>\u308f\u305a\u304b\u306b\u7bc4\u56f2\u5916\u3002\u4e88\u7b97\u3001\u30da\u30ca\u30eb\u30c6\u30a3\u3001\u30de\u30fc\u30b8\u30f3\u3001\u30a8\u30e9\u30fc\u306e\u5404\u30c6\u30b9\u30c8\u306f\u3059\u3079\u3066\u5408\u683c<\/td><td>\u4eba\u70ba\u7684\u306a\u4f8b\u5916\u306e\u53ef\u80fd\u6027\u3042\u308a\u3002\u4e00\u822c\u7684\u306a\u88fd\u54c1\u4fdd\u8a3c\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/td><\/tr><tr><td>RX\u306f\u6b63\u5e38\u306b\u898b\u3048\u308b\u304c\u3001\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u308a\u3001FEC\u8a02\u6b63\u304c\u5897\u3048\u305f\u308a\u3001\u30d5\u30e9\u30c3\u30d7\u304c\u4e0a\u6607\u3057\u305f\u308a\u3059\u308b<\/td><td>\u539f\u56e0\u304c\u89e3\u6c7a\u3055\u308c\u308b\u307e\u3067\u5931\u6557\u3057\u7d9a\u3051\u308b<\/td><\/tr><tr><td>\u5f31\u30b1\u30fc\u30b9\u306e\u30de\u30fc\u30b8\u30f3\u306f\u4e0d\u5341\u5206\u3067\u3042\u308b<\/td><td>\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u308b\u9ad8\u4e88\u7b97\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u63a1\u7528\u3057\u3001\u640d\u5931\u3092\u524a\u6e1b\u3059\u308b\u304b\u3001\u30ea\u30f3\u30af\u3092\u518d\u69cb\u7bc9\u3059\u308b<\/td><\/tr><tr><td>\u30b9\u30c8\u30ed\u30f3\u30b0\u30b1\u30fc\u30b9\u6642\u306e\u51fa\u529b\u306f\u904e\u8ca0\u8377\u3092\u4e0a\u56de\u308b<\/td><td>\u7b97\u51fa\u3055\u308c\u305f\u640d\u5931\u5024\u3092\u8ffd\u52a0\u3059\u308b\u304b\u3001\u9069\u5207\u306a\u5149\u5b66\u7cfb\u3092\u9078\u629e\u3057\u3066\u304b\u3089\u3001\u518d\u5ea6\u6e2c\u5b9a\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/td><\/tr><tr><td>\u5fc5\u8981\u306a\u5206\u6563\u6027\u307e\u305f\u306f\u76f8\u4e92\u904b\u7528\u6027\u306b\u95a2\u3059\u308b\u30c7\u30fc\u30bf\u304c\u6b20\u843d\u3057\u3066\u3044\u307e\u3059<\/td><td>\u30ea\u30f3\u30af\u30a2\u30c3\u30d7\u306e\u307f\u306b\u3088\u308b\u30ea\u30fc\u30c1\u7bc4\u56f2\u306e\u62e1\u5927\u306f\u627f\u8a8d\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-wd-title title wd-3c5148f0\">\u5b9f\u8df5\u7684\u306a\u6b21\u306e\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<p class=\"wp-block-wd-paragraph wd-006c511c\">\u6b63\u78ba\u306a\u30db\u30b9\u30c8\u304a\u3088\u3073\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u90e8\u54c1\u756a\u53f7\u3001\u52d5\u4f5c\u30e2\u30fc\u30c9\u3001\u6ce2\u9577\u3001\u7d4c\u8def\u9577\u3001\u6e2c\u5b9a\u3055\u308c\u305f\u633f\u5165\u640d\u5931\u3001\u6700\u5c0f\u304a\u3088\u3073\u6700\u5927\u306e\u9001\u4fe1\u96fb\u529b\u3001\u53d7\u4fe1\u6a5f\u8981\u4ef6\u3001\u904e\u8ca0\u8377\u9650\u754c\u3001\u8a2d\u5b9a\u3055\u308c\u305f\u30de\u30fc\u30b8\u30f3\u3001DDM\u30b9\u30ca\u30c3\u30d7\u30b7\u30e7\u30c3\u30c8\u3001\u304a\u3088\u3073\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u30a8\u30e9\u30fc\u306e\u7d50\u679c\u3092\u542b\u3080\u3001\u53cc\u65b9\u5411\u306e\u30ef\u30fc\u30af\u30b7\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p 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