{"id":5257,"date":"2025-09-02T00:00:00","date_gmt":"2025-09-02T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/troubleshoot-optical-transceivers-digital-diagnostic-monitoring\/"},"modified":"2026-06-22T07:54:35","modified_gmt":"2026-06-22T07:54:35","slug":"troubleshoot-optical-transceivers-digital-diagnostic-monitoring","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/ja\/knowledge-center\/troubleshoot-optical-transceivers-digital-diagnostic-monitoring","title":{"rendered":"\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u304a\u3051\u308b\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad\u76e3\u8996\uff08DDM\uff09\uff1a\u5b8c\u5168FAQ"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8.webp\" alt=\"How to troubleshoot optical transceivers using Digital Diagnostic Monitoring\" class=\"wp-image-3602\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8-300x178.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8-1024x608.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8-768x456.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/ab3359e13a2e4a3787c3d15c9e2935d8-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08DDM\uff09<\/strong>, \u306f\u3001\u5225\u540d<span class=\"highlight\">PoE++<\/span>\u3068\u3082\u547c\u3070\u308c\u3001\u6a19\u6e96\u306e\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30b1\u30fc\u30d6\u30eb\u3092\u4ecb\u3057\u3066\u6700\u5927<span class=\"highlight\">100\u30ef\u30c3\u30c8<\/span>\u306e\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u6700\u65b0\u306ePower over Ethernet\u898f\u683c\u3067\u3059\u3002\u3053\u306e\u898f\u683c\u306f\u3001\u4ee5\u524d\u306e\u898f\u683c\u2014 <strong>\u30c7\u30b8\u30bf\u30eb\u5149\u5b66\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0 (DOM)<\/strong>, \u3001\u73fe\u4ee3\u306e\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3059 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">\u30aa\u30d7\u30c6\u30a3\u30ab\u30eb\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc<\/a>. \u3002\u3053\u308c\u306b\u3088\u308a\u3001\u91cd\u8981\u306a\u904b\u7528\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u76e3\u8996\u3067\u304d\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u7dad\u6301\u3001\u969c\u5bb3\u306e\u65e9\u671f\u691c\u51fa\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u7c21\u7d20\u5316\u3092\u652f\u63f4\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001DDM\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u8cea\u554f\u3068\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u8005\u5411\u3051\u306e\u5b9f\u7528\u7684\u306a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q1\uff1a\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08DDM\uff09\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> DDM\u306f\u3001\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\uff08SFP\u3001SFP+\u3001QSFP\u306a\u3069\uff09\u306b\u7d44\u307f\u8fbc\u307e\u308c\u305f\u6a19\u6e96\u5316\u3055\u308c\u305f\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3067\u3042\u308a\u3001\u6e29\u5ea6\u306a\u3069\u306e\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3078\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30a2\u30af\u30bb\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u6e29\u5ea6<\/strong> \u2014 \u30c7\u30d0\u30a4\u30b9\u306e\u52d5\u4f5c\u6e29\u5ea6\u3092\u76e3\u8996\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u4f9b\u7d66\u96fb\u5727<\/strong> \u2014 \u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u4f9b\u7d66\u3055\u308c\u308b\u96fb\u529b\u3092\u8ffd\u8de1\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u30e9\u30b8\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af\u30d0\u30a4\u30a2\u30b9\u96fb\u6d41<\/strong> \u2014 \u30ec\u30fc\u30b6\u30fc\u30c0\u30a4\u30aa\u30fc\u30c9\u306e\u99c6\u52d5\u96fb\u6d41\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u9001\u4fe1\uff08TX\uff09\u51fa\u529b\u5149\u30d1\u30ef\u30fc<\/strong> \u2014 \u5149\u51fa\u529b\u30d1\u30ef\u30fc\u3092\u76e3\u8996\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u53d7\u4fe1\uff08RX\uff09\u5165\u529b\u5149\u30d1\u30ef\u30fc<\/strong> \u2014 \u5165\u529b\u5149\u4fe1\u53f7\u5f37\u5ea6\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">DDM\u306b\u3088\u308a\u3001\u4e88\u9632\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u304c\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q2\uff1a\u306a\u305cDDM\u304c\u91cd\u8981\u306a\u306e\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/ja\/glossary\/ddm-dom-in-optical-transceivers\/\">DDM<\/a> DDM\u306f\u3001\u4ee5\u4e0b\u306e\u70b9\u3067\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fe1\u983c\u6027\u304a\u3088\u3073\u904b\u7528\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p><strong>\u30d7\u30ed\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u6545\u969c\u691c\u51fa<\/strong> \u2014 \u904e\u71b1\u3084\u4fe1\u53f7\u52a3\u5316\u306a\u3069\u306e\u6f5c\u5728\u7684\u554f\u984c\u306b\u5bfe\u3059\u308b\u65e9\u671f\u8b66\u544a\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u7c21\u7d20\u5316<\/strong> \u2014 \u6545\u969c\u3057\u305f\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u3092\u8fc5\u901f\u306b\u7279\u5b9a\u30fb\u9694\u96e2\u3067\u304d\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a<\/strong> \u2014 \u7d99\u7d9a\u7684\u306a\u76e3\u8996\u306b\u3088\u308a\u6700\u9069\u306a\u52d5\u4f5c\u3092\u78ba\u4fdd\u3057\u3001\u4e88\u671f\u305b\u306c\u969c\u5bb3\u3092\u4f4e\u6e1b\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q3\uff1aDDM\u5bfe\u5fdc\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u3068\u6a19\u6e96\u5149\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> \u6a19\u6e96\u306e\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306f\u3001\u8a73\u7d30\u306a\u30b9\u30c6\u30fc\u30bf\u30b9\u60c5\u5831\u3092\u63d0\u4f9b\u305b\u305a\u306b\u5149\u4fe1\u53f7\u306e\u9001\u53d7\u4fe1\u306e\u307f\u3092\u884c\u3044\u307e\u3059\u3002. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">DDM\u5bfe\u5fdc\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0<\/a>, \u306f\u3001\u6e29\u5ea6\u3001\u96fb\u5727\u3001\u30ec\u30fc\u30b6\u30fc\u504f\u7f6e\u96fb\u6d41\u3001TX\u51fa\u529b\u5149\u30d1\u30ef\u30fc\u3001RX\u5165\u529b\u5149\u30d1\u30ef\u30fc\u306a\u3069\u306e\u4e3b\u8981\u306a\u904b\u7528\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u76e3\u8996\u30fb\u5831\u544a\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4e88\u9632\u7684\u306a\u969c\u5bb3\u691c\u51fa\u304a\u3088\u3073\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q4\uff1a\u8cfc\u5165\u524d\u306b\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u304cDDM\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> DDM\u5bfe\u5fdc\u306e\u78ba\u8a8d\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u88fd\u54c1\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3067\u300cDDM\u300d\u307e\u305f\u306f\u300cDOM\u300d\u5bfe\u5fdc\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/p><\/li><li><p>\u30a4\u30fc\u30b5\u30cd\u30c3\u30c8\u30ea\u30f3\u30af\u306f\u30012\u3064\u306e\u30c7\u30d0\u30a4\u30b9\u9593\u306e\u8ad6\u7406\u7684\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u3092\u6307\u3057\u307e\u3059\u3002 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/ja\/knowledge-center\/sfp-8472-standard-explained-ddm-for-optical-transceivers\/\">SFF-8472\u6e96\u62e0<\/a>.<\/p><\/li><li><p>\u30d9\u30f3\u30c0\u30fc\u4ed5\u69d8\uff08\u4f8b\uff1a <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">SFP\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001<\/a>, \uff09\u3092\u53c2\u7167\u3057\u3001\u660e\u793a\u7684\u306bDDM\u5bfe\u5fdc\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705<\/strong> Q5\uff1aSFP\u3001SFP+\u3001QSFP\u30e2\u30b8\u30e5\u30fc\u30eb\u304b\u3089DDM\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> DDM\u30c7\u30fc\u30bf\u306f\u3001SFF-8472\u898f\u683c\u306b\u6e96\u62e0\u3057\u305f2\u7dda\u5f0fI\u00b2C\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u7d4c\u7531\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u3067\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u306f\u4ee5\u4e0b\u306e\u65b9\u6cd5\u3067\u8aad\u307f\u53d6\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\uff08CLI\uff09<\/strong> \u30b9\u30a4\u30c3\u30c1\u307e\u305f\u306f\u30eb\u30fc\u30bf\u30fc\u4e0a\u3067\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08NMS\uff09<\/strong> \u4e2d\u592e\u96c6\u7d04\u578b\u76e3\u8996\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/p><\/li><li><p>\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30d9\u30f3\u30c0\u30fc\u304c\u63d0\u4f9b\u3059\u308b\u5c02\u7528\u76e3\u8996\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u307e\u305f\u306f\u8a3a\u65ad\u30c4\u30fc\u30eb\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q6\uff1aDDM\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u304c\u3057\u304d\u3044\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u3001\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> \u76e3\u8996\u5024\u304c\u5b89\u5168\u306a\u3057\u304d\u3044\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u70b9\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u78ba\u8a8d\u3059\u308b <strong>\u74b0\u5883\u6761\u4ef6<\/strong> \uff08\u6e29\u5ea6\u3001\u7a7a\u6c17\u6d41\uff09\u3002.<\/p><\/li><li><p>\u5b89\u5b9a\u3057\u305f <strong>\u96fb\u6e90\u4f9b\u7d66<\/strong> \u3092\u30c7\u30d0\u30a4\u30b9\u306b\u78ba\u4fdd\u3057\u307e\u3059\u3002.<\/p><\/li><li><p><strong>\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u4ea4\u63db<\/strong> \u6301\u7d9a\u7684\u306a\u969c\u5bb3\u304c\u898b\u3089\u308c\u308b\u5834\u5408\u306f\u4ea4\u63db\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002.<br\/>\u9069\u5207\u304b\u3064\u8fc5\u901f\u306a\u5bfe\u5fdc\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u304a\u3088\u3073\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u640d\u50b7\u3092\u9632\u6b62\u3067\u304d\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q7\uff1a\u7570\u5e38\u306aDDM\u30c7\u30fc\u30bf\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e2d\u65ad\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A\uff1aDDM\u81ea\u4f53\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u305b\u3093\u3002DDM\u306f\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u72b6\u614b\u3092\u5831\u544a\u3059\u308b\u3060\u3051\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u7d99\u7d9a\u7684\u306b\u7570\u5e38\u306a\u5024\u304c\u89b3\u6e2c\u3055\u308c\u308b\u5834\u5408\u3001\u672a\u5bfe\u51e6\u306e\u307e\u307e\u3067\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u969c\u5bb3\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u554f\u984c\u3092\u793a\u5506\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q8\uff1aDDM\u306f\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u6545\u969c\u3092\u4e88\u6e2c\u3067\u304d\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> DDM\u306f\u6545\u969c\u3092\u7d76\u5bfe\u7684\u306b\u4e88\u6e2c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u4ee5\u4e0b\u306e\u50be\u5411\u3092\u63d0\u4f9b\u3057\u307e\u3059\uff1a <strong>\u6e29\u5ea6\u306e\u4e0a\u6607<\/strong>, <strong>TX\u51fa\u529b\u5149\u30d1\u30ef\u30fc\u306e\u4f4e\u4e0b<\/strong>, \u3001\u307e\u305f\u306f <strong>\u30ec\u30fc\u30b6\u30fc\u96fb\u6d41\u306e\u7570\u5e38<\/strong> \u3053\u308c\u3089\u306f\u6f5c\u5728\u7684\u306a\u554f\u984c\u3092\u793a\u3059\u6307\u6a19\u3067\u3059\u3002DDM\u30c7\u30fc\u30bf\u306b\u57fa\u3065\u304f\u4e88\u9632\u4fdd\u5b88\u306b\u3088\u308a\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fe1\u983c\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q9\uff1aDDM\u30c7\u30fc\u30bf\u3092NMS\u3092\u4ecb\u3057\u3066\u4e2d\u592e\u96c6\u4e2d\u76e3\u8996\u3067\u304d\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> \u306f\u3044\u3002\u8907\u6570\u306e\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u304b\u3089\u53d6\u5f97\u3057\u305fDDM\u30c7\u30fc\u30bf\u3092 <strong>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08NMS\uff09<\/strong>. \u3067\u53ce\u96c6\u30fb\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5168\u4f53\u306b\u304a\u3051\u308b\u4e2d\u592e\u96c6\u7d04\u578b\u76e3\u8996\u3001\u30c8\u30ec\u30f3\u30c9\u5206\u6790\u3001\u304a\u3088\u3073\u6f5c\u5728\u7684\u969c\u5bb3\u306e\u65e9\u671f\u8b66\u544a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705<\/strong>Q10\uff1aDDM\u306f\u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u3069\u306e\u3088\u3046\u306b\u8ca2\u732e\u3057\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> \u5927\u898f\u6a21\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u624b\u52d5\u306b\u3088\u308b\u70b9\u691c\u306f\u975e\u73fe\u5b9f\u7684\u3067\u3059\u3002DDM\u306b\u3088\u308a\u3001\u6570\u767e\u301c\u6570\u5343\u306e\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u9060\u9694\u76e3\u8996\u3067\u304d\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u904b\u7528\u8005\u306f\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u7dad\u6301\u3057\u3001\u4fdd\u5b88\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u2705 <\/strong>Q11\uff1a\u5b9f\u969b\u306e\u904b\u7528\u306b\u304a\u3044\u3066\u3001DDM\u306f\u76e3\u8996\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3068\u3069\u306e\u3088\u3046\u306b\u9023\u643a\u3057\u307e\u3059\u304b\uff1f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A\uff1a<\/strong> \u5b9f\u8df5\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u7d99\u7d9a\u7684\u306a\u5065\u5168\u6027\u76e3\u8996\u3002.<\/p><\/li><li><p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c8\u30ec\u30f3\u30c9\u3092\u7279\u5b9a\u3057\u305f\u4e88\u77e5\u4fdd\u5168\u3002.<\/p><\/li><li><p>\u6545\u969c\u4e2d\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u8fc5\u901f\u306a\u7279\u5b9a\u304a\u3088\u3073\u4ea4\u63db\u3002.<\/p><\/li><li><p>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fe1\u983c\u6027\u304a\u3088\u3073\u7a3c\u50cd\u6642\u9593\u306e\u5411\u4e0a\u3002.<br\/>\u5b9f\u969b\u306e\u4e8b\u4f8b\u3067\u306f\u3001DDM\u5bfe\u5fdc\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u904b\u7528\u8005\u304c\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6642\u9593\u3092\u6700\u592740%\u77ed\u7e2e\u3067\u304d\u305f\u3053\u3068\u304c\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u7d50\u8ad6\uff1a<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff08DDM\uff09<\/strong> \u306f\u3001\u73fe\u4ee3\u306e\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306b\u304a\u3051\u308b\u91cd\u8981\u306a\u6a5f\u80fd\u3067\u3042\u308a\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u76e3\u8996\u3001\u4e88\u9632\u4fdd\u5b88\u3001\u304a\u3088\u3073\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u7c21\u7d20\u5316\u3092\u652f\u63f4\u3057\u307e\u3059\u3002DDM\u306f\u3001SFP\u3001SFP+\u3001QSFP\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u9ad8\u901f\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u304a\u3044\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fe1\u983c\u6027\u3092\u9ad8\u3081\u307e\u3059\u3002\u9ad8\u54c1\u8cea\u3067\u5b8c\u5168\u76e3\u8996\u53ef\u80fd\u306a\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u3001 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\">LINK-PP\u306eDDM\u5bfe\u5fdc\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0<\/a> \u3092\u3054\u78ba\u8a8d\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\u307e\u305f\u53c2\u7167<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resources.l-p.com\/ja\/glossary\/ddm-dom-in-optical-transceivers\/\">\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306b\u304a\u3051\u308b\u30c7\u30b8\u30bf\u30eb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u91cd\u8981\u6027<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resources.l-p.com\/ja\/knowledge-center\/common-optical-transceiver-failures-and-solutions\/\">\u3088\u304f\u3042\u308b\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u6cd5<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resources.l-p.com\/ja\/knowledge-center\/how-optical-transceivers-transmit-data\/\">\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306b\u304a\u3051\u308b\u30c7\u30fc\u30bf\u4f1d\u9001\u306e\u30d7\u30ed\u30bb\u30b9<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resources.l-p.com\/ja\/overview-of-optical-transceivers\/\">\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u6280\u8853\u306e\u8a73\u7d30\u30ac\u30a4\u30c9<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" href=\"https:\/\/resources.l-p.com\/ja\/knowledge-center\/optical-transceiver-performance-tests\/\">\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u306e\u6700\u9069\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u7dad\u6301\u306e\u305f\u3081\u306e\u30d2\u30f3\u30c8<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad\u76e3\u8996\uff08DDM\uff09\u3092\u6d3b\u7528\u3057\u3066\u5149\u30c8\u30e9\u30f3\u30b7\u30fc\u30d0\u30fc\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u52b9\u7387\u7684\u306b\u884c\u3044\u307e\u3057\u3087\u3046\u3002\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30c7\u30fc\u30bf\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3001\u969c\u5bb3\u3092\u65e9\u671f\u306b\u691c\u51fa\u3057\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4fe1\u983c\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":5256,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[26],"class_list":["post-5257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/posts\/5257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/comments?post=5257"}],"version-history":[{"count":4,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/posts\/5257\/revisions"}],"predecessor-version":[{"id":11196,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/posts\/5257\/revisions\/11196"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/media\/5256"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/media?parent=5257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/categories?post=5257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/ja\/wp-json\/wp\/v2\/tags?post=5257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}