{"id":7476,"date":"2023-10-04T10:54:51","date_gmt":"2023-10-04T02:54:51","guid":{"rendered":"https:\/\/www.luleey.com\/?p=7476"},"modified":"2025-01-20T11:47:31","modified_gmt":"2025-01-20T03:47:31","slug":"how-to-distinguish-optical-access-network-olt-onu-odn-ont","status":"publish","type":"post","link":"https:\/\/www.luleey.com\/ja\/how-to-distinguish-optical-access-network-olt-onu-odn-ont\/","title":{"rendered":"\u5149\u30a2\u30af\u30bb\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30afOLT\u3001ONU\u3001ODN\u3001ONT\u306e\u898b\u5206\u3051\u65b9\u306f\uff1f"},"content":{"rendered":"

\u5149\u30a2\u30af\u30bb\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u9285\u7dda\u306b\u4ee3\u308f\u3063\u3066\u5149\u3092\u4f1d\u9001\u5a92\u4f53\u3068\u3059\u308b\u30a2\u30af\u30bb\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3001\u5404\u5bb6\u5ead\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u4f7f\u308f\u308c\u308b\u3002\u5149\u30a2\u30af\u30bb\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3002\u5149\u30a2\u30af\u30bb\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u4e00\u822c\u306b\u6b21\u306e3\u3064\u306e\u90e8\u5206\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u3002 OLT<\/a>, \u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30e6\u30cb\u30c3\u30c8ONU\u3001\u5149\u30c7\u30a3\u30b9\u30c8\u30ea\u30d3\u30e5\u30fc\u30b7\u30e7\u30f3\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30afODN\u3002OLT\u3068ONU\u306f\u30b3\u30a2\u30fb\u30b3\u30e0\u3067\u3042\u308b\u3002\u30dd\u30f3<\/a>\u5149\u30a2\u30af\u30bb\u30b9\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e.<\/p>\n\n\n\n

OLT\u3068\u306f\uff1f<\/strong><\/p>\n\n\n\n

OLT\u306e\u6b63\u5f0f\u540d\u79f0\u306fOptical Line Terminal\u3001\u5149\u56de\u7dda\u7aef\u672b\u3002OLT\u3068\u306f\u5149\u56de\u7dda\u7aef\u672b\u306e\u3053\u3068\u3067\u3001\u96fb\u6c17\u901a\u4fe1\u306e\u4e2d\u592e\u5c40\u88c5\u7f6e\u3067\u3042\u308b\u3002\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u5e79\u7dda\u3092\u63a5\u7d9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002\u5f93\u6765\u306e\u901a\u4fe1\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u30b9\u30a4\u30c3\u30c1\u3084\u30eb\u30fc\u30bf\u30fc\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002\u5916\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u5185\u90e8\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u51fa\u5165\u308a\u53e3\u3068\u306a\u308b\u88c5\u7f6e\u3067\u3042\u308b\u3002\u4e2d\u592e\u5c40\u306b\u8a2d\u7f6e\u3055\u308c\u3001\u6700\u3082\u91cd\u8981\u306a\u5b9f\u884c\u6a5f\u80fd\u306f\u3001\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u30b9\u30b1\u30b8\u30e5\u30fc\u30ea\u30f3\u30b0\u3001\u30d0\u30c3\u30d5\u30a1\u306e\u7ba1\u7406\u3001\u901a\u4fe1\u306e\u5236\u5fa1\u306a\u3069\u3067\u3042\u308b\u3002\u30aa\u30f3\u30c8<\/a>\u30ed\u30fc\u30eb\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u6307\u5411\u306e\u30d1\u30c3\u30b7\u30d6\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30fb\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u63d0\u4f9b\u3068\u5e2f\u57df\u5e45\u306e\u5272\u308a\u5f53\u3066\u3002\u7c21\u5358\u306b\u8a00\u3048\u3070\u30012\u3064\u306e\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u3066\u3044\u308b\u3002\u30a2\u30c3\u30d7\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u306f\u3001PON\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3078\u306e\u30a2\u30c3\u30d7\u30ea\u30f3\u30af\u30a2\u30af\u30bb\u30b9\u3092\u5b8c\u4e86\u3057\u3001\u30c0\u30a6\u30f3\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u306f\u3001ODN\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4ecb\u3057\u3066\u3001\u53d6\u5f97\u3057\u305f\u30c7\u30fc\u30bf\u3092\u3059\u3079\u3066\u306eONU\u30e6\u30fc\u30b6\u30fc\u7aef\u672b\u6a5f\u5668\u306b\u9001\u4fe1\u304a\u3088\u3073\u914d\u4fe1\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

ONU\u3068\u306f\uff1f<\/strong><\/p>\n\n\n\n

ONU\u3068\u306fOptical Network Unit\uff08\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30e6\u30cb\u30c3\u30c8\uff09\u306e\u7565\u3002ONU\u306f\u3001OLT\u304b\u3089\u9001\u4fe1\u3055\u308c\u308b\u30d6\u30ed\u30fc\u30c9\u30ad\u30e3\u30b9\u30c8\u3092\u9078\u629e\u7684\u306b\u53d7\u4fe1\u3057\u3001\u30c7\u30fc\u30bf\u3092\u53d7\u4fe1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308c\u3070OLT\u306b\u5fdc\u7b54\u3059\u308b\u6a5f\u80fd\u3068\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u9001\u4fe1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30c7\u30fc\u30bf\u3092\u53ce\u96c6\u3057\u3066\u30ad\u30e3\u30c3\u30b7\u30e5\u3057\u3001\u5272\u308a\u5f53\u3066\u3089\u308c\u305f\u9001\u4fe1\u30a6\u30a3\u30f3\u30c9\u30a6\u306b\u5f93\u3063\u3066OLT\u306b\u9001\u4fe1\u3059\u308b\u6a5f\u80fd\u3092\u6301\u3064\u3002\u3053\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

FTTx\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u304a\u3051\u308bONU\u30a2\u30af\u30bb\u30b9\u306e\u5c55\u958b\u65b9\u6cd5\u3082\u7570\u306a\u308b\u3002\u4f8b\u3048\u3070\u3001FTTC\uff08Fiber To The Curb\uff09\uff1aFTTB\uff08\u30d5\u30a1\u30a4\u30d0\u30fc\u30fb\u30c8\u30a5\u30fb\u30b6\u30fb\u30d3\u30eb\u30c7\u30a3\u30f3\u30b0\uff09\uff1aFTTB\uff08Fiber To The Building\uff09\uff1aONU\u306f\u5eca\u4e0b\u306e\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306b\u8a2d\u7f6e\u3055\u308c\u308b\uff1aONU\u306f\u30db\u30fc\u30e0\u30e6\u30fc\u30b6\u30fc\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u3002.<\/p>\n\n\n\n

ONT\u3068\u306f\uff1f<\/strong><\/p>\n\n\n\n

ONT\u3068\u306fOptical Network Terminal\u306e\u7565\u3067\u3001FTTH\u306e\u7aef\u672b\u88c5\u7f6e\u3067\u3042\u308a\u3001\u4e00\u822c\u7684\u306b\u306fxDSL\u306e\u96fb\u6c17\u30e2\u30c7\u30e0\u306b\u4f3c\u305f\u300c\u5149\u30e2\u30c7\u30e0\u300d\u3068\u3057\u3066\u77e5\u3089\u308c\u3066\u3044\u308b\u3002ONT\u306f\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u304c\u4f7f\u7528\u3059\u308b\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7aef\u672b\u3067\u3042\u308a\u3001ONU\u306f\u5149\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30e6\u30cb\u30c3\u30c8\u3092\u6307\u3057\u3001ONT\u3068\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306e\u9593\u306b\u306f\u4ed6\u306e\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002ONT\u306fONU\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n

ONU\u3068OLT\u306e\u95a2\u4fc2\u306f\uff1f<\/p>\n\n\n\n

OLT\u306f\u7ba1\u7406\u7aef\u672b\u3067\u3042\u308a\u3001ONU\u306f\u7aef\u672b\u3067\u3042\u308b\u3002ONU\u306e\u30b5\u30fc\u30d3\u30b9\u30d7\u30ed\u30d3\u30b8\u30e7\u30cb\u30f3\u30b0\u306fOLT\u3092\u4ecb\u3057\u3066\u767a\u884c\u3055\u308c\u3001\u4e21\u8005\u306f\u30de\u30b9\u30bf\u30fc\u30fb\u30b9\u30ec\u30fc\u30d6\u306e\u95a2\u4fc2\u306b\u3042\u308b\u3002\u8907\u6570\u306eONU\u306f\u3001\u5149\u30b9\u30d7\u30ea\u30c3\u30bf\u3092\u4ecb\u3057\u30661\u3064\u306eOLT\u306b\u63a5\u7d9a\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n

ODN\u3068\u306f\uff1f<\/strong><\/p>\n\n\n\n

ODN\u3068\u306fOptical Distribution Network\u306e\u7565\u3067\u3001OLT\u3068ONU\u9593\u306e\u7269\u7406\u7684\u306a\u5149\u4f1d\u9001\u8def\u306e\u3053\u3068\u3002\u305d\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u3001\u5149\u4fe1\u53f7\u306e\u53cc\u65b9\u5411\u4f1d\u9001\u3092\u5b8c\u4e86\u3059\u308b\u3053\u3068\u3067\u3042\u308b\u3002\u901a\u5e38\u3001\u5149\u30d5\u30a1\u30a4\u30d0\u30fc\u30b1\u30fc\u30d6\u30eb\u3001\u5149\u30b3\u30cd\u30af\u30bf\u30fc\u3001\u5149\u30b9\u30d7\u30ea\u30c3\u30bf\u30fc\u3001\u8a2d\u5099\u306b\u3088\u3063\u3066\u63a5\u7d9a\u3055\u308c\u308b\u3002\u3053\u306e\u88c5\u7f6e\u306f\u30b5\u30dd\u30fc\u30c8\u88c5\u7f6e\u3067\u69cb\u6210\u3055\u308c\u3001\u305d\u306e\u4e2d\u3067\u6700\u3082\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u5149\u30b9\u30d7\u30ea\u30c3\u30bf\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n

\"\"<\/figure>","protected":false},"excerpt":{"rendered":"

\u5149\u30a2\u30af\u30bb\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u9285\u7dda\u306e\u4ee3\u308f\u308a\u306b\u5149\u3092\u4f1d\u9001\u5a92\u4f53\u3068\u3059\u308b\u30a2\u30af\u30bb\u30b9\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308b\u3002<\/p>","protected":false},"author":1,"featured_media":14187,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[885],"tags":[63,53,54],"class_list":["post-7476","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-access-network","tag-pon","tag-olt","tag-ont"],"_links":{"self":[{"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/posts\/7476","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/comments?post=7476"}],"version-history":[{"count":0,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/posts\/7476\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/media\/14187"}],"wp:attachment":[{"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/media?parent=7476"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/categories?post=7476"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.luleey.com\/ja\/wp-json\/wp\/v2\/tags?post=7476"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}