{"id":6944,"date":"2025-08-19T00:00:00","date_gmt":"2025-08-19T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/100g-cwdm4-lr4-single-mode-fiber-key-differences-use-cases\/"},"modified":"2026-06-22T08:20:19","modified_gmt":"2026-06-22T08:20:19","slug":"100g-cwdm4-lr4-single-mode-fiber-key-differences-use-cases","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/100g-cwdm4-lr4-single-mode-fiber-key-differences-use-cases","title":{"rendered":"\ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720 \ubc30\uce58\ub97c \uc704\ud55c QSFP28 100G CWDM4 \ubc0f LR4 \ube44\uad50"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb.webp\" alt=\"100G CWDM4 VS LR4\" class=\"wp-image-6942\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/8244e8dc75e24b2e8a1ec07d6aada7cb-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub370\uc774\ud130 \uc13c\ud130\uc5d0\uc11c QSFP28 100G CWDM4 \ubc0f LR4 \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong> \uc774 \ub450 \uac00\uc9c0 \uc8fc\uc694 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>100G \uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84\uc785\ub2c8\ub2e4.<\/strong><\/a> \ud45c\uc900\uc740 \uc720\uc0ac\ud574 \ubcf4\uc774\uc9c0\ub9cc, \ube44\uc6a9, \uc804\uc1a1 \uac70\ub9ac, \uc778\ud504\ub77c\uc5d0 \uc911\ub300\ud55c \ucc28\uc774\ub97c \ucd08\ub798\ud569\ub2c8\ub2e4. \ubcf8 \uac00\uc774\ub4dc\ub294 \ubcf5\uc7a1\uc131\uc744 \ud574\uc18c\ud558\uc5ec \uace0\uc18d \ub9c1\ud06c\uc5d0 \uac00\uc7a5 \uc801\ud569\ud55c <strong>\uc644\ubcbd\ud55c<\/strong>, <strong>\uacbd\uc81c\uc801\uc778 \uc120\ud0dd\uc785\ub2c8\ub2e4.<\/strong> \uc120\ud0dd\uc744 \ud560 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \uc8fc\uc694 \uc694\uc57d<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc120\ud0dd\ud558\uc138\uc694 <strong>100G CWDM4 \ubaa8\ub4c8<\/strong> \uc9e7\uc740 \ub610\ub294 \uc911\uac04 \uac70\ub9ac\uc6a9 <strong>\ucd5c\ub300 2km\uae4c\uc9c0<\/strong>. \uc774\ub7ec\ud55c \ubaa8\ub4c8\uc740 \ube44\uc6a9 \uc808\uac10\uacfc \uc804\ub825 \uc18c\ube44 \uac10\uc18c\uc5d0 \uae30\uc5ec\ud558\uba70, \uc5ec\uc804\ud788 \uc6b0\uc218\ud55c \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p><\/li><li><p>\uc778\uc99d\ub41c \uc7a5\uce58\uc640 \ud45c\uc900\ud654\ub41c \ud504\ub85c\ud30c\uc77c\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. <strong>100G LR4 \ubaa8\ub4c8<\/strong> \uae34 \uac70\ub9ac\uc6a9 <strong>10km<\/strong>. \uc774\ub7ec\ud55c \ubaa8\ub4c8\uc740 \uac15\ub825\ud558\uace0 \uc2e0\ub8b0\uc131 \ub192\uc740 \uc2e0\ud638\ub97c \uc81c\uacf5\ud558\uc9c0\ub9cc, \ub354 \ub192\uc740 \ube44\uc6a9\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p><\/li><li><p>\uad6c\ub9e4 \uc804\uc5d0 \ub124\ud2b8\uc6cc\ud06c \uc7a5\ube44\uac00 \ud574\ub2f9 \ubaa8\ub4c8\uacfc \ud638\ud658\ub418\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694. \ubaa8\ub4c8\uc774 \uc2a4\uc704\uce58 \ubc0f \ub77c\uc6b0\ud130\uc640 \uc815\ud655\ud788 \ub9de\ubb3c\ub9ac\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p><\/li><li><p>\ub124\ud2b8\uc6cc\ud06c\uc758 \ud544\uc694 \uc804\uc1a1 \uac70\ub9ac\uc640 \uc608\uc0b0\uc744 \uace0\ub824\ud558\uc138\uc694. \ud604\uc7ac\ubfd0 \uc544\ub2c8\ub77c \ud5a5\ud6c4 \uc694\uad6c \uc0ac\ud56d\uc5d0\ub3c4 \ubd80\ud569\ud558\ub294 \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud558\uc2ed\uc2dc\uc624.<\/p><\/li><li><p>\ucc38\uace0\ub85c, <strong>CWDM4\ub294 \uc9c1\uc811 \ubcc0\uc870 \ub808\uc774\uc800(DML)\ub97c \uc0ac\uc6a9<\/strong> \ud558\uba70 \uc624\ub958 \uc815\uc815\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. <strong>LR4\ub294 \uc678\ubd80 \ubcc0\uc870 \ub808\uc774\uc800(EML)\ub97c \uc0ac\uc6a9<\/strong> \ud558\uc5ec \ub354 \uae34 \uc804\uc1a1 \uac70\ub9ac\ub97c \uc9c0\uc6d0\ud558\uba70, \uc624\ub958 \uc815\uc815\uc774 \ud56d\uc0c1 \ud544\uc694\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \ud575\uc2ec \uae30\uc220 \uc774\ud574<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \uae30\uc220 \ubaa8\ub450 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472577.htm\"><strong>QSFP28 CWDM4<\/strong><\/a> \ubc0f <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><strong>QSFP28 LR4<\/strong><\/a> \ub294 \ud56b\ud50c\ub7ec\uadf8 \uac00\ub2a5 100GBase \ud2b8\ub79c\uc2a4\uc2dc\ubc84\ub85c, 4\uac1c\uc758 25Gbps \ub808\uc778\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. \uc774\ub4e4\uc758 \ud575\uc2ec \ucc28\uc774\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. <strong>\ud30c\uc7a5 \ub2e4\uc911\ud654<\/strong> \ubc0f <strong>\ub9c1\ud06c \uc608\uc0b0)\ub97c \uc9c0\uc6d0\ud574\uc57c \ud569\ub2c8\ub2e4.<\/strong>:<\/p>\n\n\n\n<ol class=\"wp-block-list\" >\n<li><p style=\"margin: 0px 0px 4px;\"><strong>QSFP28 100G CWDM4 \ud2b8\ub79c\uc2a4\uc2dc\ubc84(100GBase-CWDM4):<\/strong><\/p><ul><li><p style=\"margin: 0px;\"><strong>\ud30c\uc7a5:<\/strong> \ub2e4\uc74c \ud30c\uc7a5 \ub300\uc5ed \ub0b4 4\uac1c\uc758 \ud30c\uc7a5\uc744 \uc0ac\uc6a9: <strong>\uc870\ubc00 \ud30c\uc7a5\ubd84\ud560\ubcf5\uc6a9(Coarse Wavelength Division Multiplexing) <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/what-is-cwdm-understanding-coarse-wavelength-division-multiplexing\/\"><strong>(CWDM)<\/strong><\/a> \uadf8\ub9ac\ub4dc: \uc57d <strong>1271nm, 1291nm, 1311nm, 1331nm<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc804\ub2ec \uac70\ub9ac(Reach):<\/strong> \uace0\uc18d \ub85c\uceec LAN \ud2b8\ub798\ud53d\uc5d0 \ucd5c\uc801\ud654\ub428 <strong>\ucd5c\ub300 2km<\/strong> \uc77c\ubc18 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\"><strong>\ub2e8\uc77c \ubaa8\ub4dc \uad11\uc12c\uc720<\/strong><\/a><strong> (SMF)<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc8fc\uc694 \uc774\uc810:<\/strong> <strong>\ube44\uc6a9 \ud6a8\uc728\uc131<\/strong>. \uad11\ub300\uc5ed \ucc44\ub110 \uac04\uaca9\uc744 \ud65c\uc6a9\ud558\uc5ec \ub2e8\uc21c\ud558\uace0 \uc800\ub834\ud55c \ub808\uc774\uc800 \ubc0f \uad11\ud559 \ubd80\ud488\uc744 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 <strong>, \ub610\ub294<\/strong> \uad6c\ucd95 \uc2dc <strong>\uc804\ub825 \uc18c\ube44<\/strong> \ubc0f <strong>\uad11\ud559 \ubaa8\ub4c8 \uac00\uaca9<\/strong> \uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uad11\uc12c\uc720 \uc0ac\uc6a9 \ubc29\uc2dd:<\/strong> \uc0ac\uc6a9 <strong>\uc774\uc911 \ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720(SMF)<\/strong> \uc2a4\ud2b8\ub79c\ub4dc(\uc1a1\uc2e0\uc6a9 1\uac1c, \uc218\uc2e0\uc6a9 1\uac1c) \u2013 \uc989, <strong>\ud55c \uc30d\uc758 \uad11\uc12c\uc720<\/strong>.<\/p><\/li><\/ul><\/li><li><p style=\"margin: 0px 0px 4px;\"><strong>QSFP28 100G LR4 \ud2b8\ub79c\uc2a4\uc2dc\ubc84(100GBase-LR4):<\/strong><\/p><ul><li><p style=\"margin: 0px;\"><strong>\ud30c\uc7a5:<\/strong> 1310nm \ucc3d \uadfc\ucc98\uc5d0 \ubc00\uc9d1 \ubc30\uce58\ub41c 4\uac1c\uc758 \ud30c\uc7a5\uc744 \uc0ac\uc6a9(<strong>56nm, 1300.05nm, 1304.58nm, 1309.14nm<\/strong>)\ud558\uba70, <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/what-is-lwdm-and-why-important-for-lans\/\"><strong>LAN-WDM<\/strong><\/a> \uae30\uc220\uc744 \ud1b5\ud574 \uacf5\uae09\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc804\ub2ec \uac70\ub9ac(Reach):<\/strong> \ub354 \uae34 \uac70\ub9ac \uc804\uc1a1\uc744 \uc704\ud574 \uc124\uacc4\ub418\uc5b4 <strong>\ucd5c\ub300 10km<\/strong> \uc77c\ubc18 <strong>\ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720(SMF)<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ud575\uc2ec \uc7a5\uc810: \uc804\uc1a1 \uac70\ub9ac<\/strong>. \uc774\ub294 <strong>\ucea0\ud37c\uc2a4 \ub124\ud2b8\uc6cc\ud06c<\/strong>, <strong>\uba54\ud2b8\ub85c \uc774\ub354\ub137<\/strong>, \ub610\ub294 \ubd84\uc0b0\ud615 \ub370\uc774\ud130 \uc13c\ud130 <strong>\uac74\ubb3c \uac04 \uc5f0\uacb0\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/strong> \ub610\ud55c.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uad11\uc12c\uc720 \uc0ac\uc6a9 \ubc29\uc2dd:<\/strong> \uc2a4\ud2b8\ub79c\ub4dc(\uc1a1\uc2e0\uc6a9 1\uac1c, \uc218\uc2e0\uc6a9 1\uac1c)\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4. <strong>\uc774\uc911 \ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720(SMF)<\/strong> \u27a4 CWDM4 \ub300 LR4 \ube44\uad50 \ubd84\uc11d.<\/p><\/li><\/ul><\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud575\uc2ec \ucc28\uc774\uc810\uc744 \uba85\ud655\ud788 \uc815\ub9ac\ud574 \ub4dc\ub9bd\ub2c8\ub2e4:<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 100G CWDM4<\/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><strong>\uae30\ub2a5<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>100GBase-CWDM4(IEEE)\/MSA<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>QSFP28 100G LR4<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\ud45c\uc900<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100GBase-LR4(IEEE 802.3bm \uc870\ud56d 88)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ud30c\uc7a5 \uadf8\ub9ac\ub4dc<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Wavelength Grid<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>CWDM (~1271, 1291, 1311, 1331 nm)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>LAN-WDM (~1295, 1300, 1304, 1309 nm)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc9e7\uc74c(\uc77c\ubc18\uc801\uc73c\ub85c 1~7m)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>2 km<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>10 km<\/strong><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uad11\uc12c\uc720 \uc720\ud615<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ucd5c\ub300 40km<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ucd5c\ub300 40km<\/strong><\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uad11\uc12c\uc720 \uc218<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>2\uac1c \uad11\uc12c\uc720<\/strong> (1\uac1c\uc758 Tx \uc30d, 1\uac1c\uc758 Rx \uc30d) \u2705<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>2\uac1c \uad11\uc12c\uc720<\/strong> (1\uac1c\uc758 Tx \uc30d, 1\uac1c\uc758 Rx \uc30d)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc77c\ubc18\uc801\uc778 \ube44\uc6a9<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ub0ae\uc74c<\/strong> (\ub2e8\uc21c\ud654\ub41c \ub808\uc774\uc800 \ubc0f \uad11\ud559 \ubd80\ud488) \ud83d\udcb0<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ub192\uc74c<\/strong> (\ub354 \uc5c4\uaca9\ud55c \ud5c8\uc6a9 \uc624\ucc28 \ubc0f \uc804\ub2ec \uac70\ub9ac)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc804\ub825 \uc18c\ube44<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc77c\ubc18\uc801\uc73c\ub85c <strong>\ub0ae\uc74c<\/strong> (&lt; 3.5W) \ud83d\udd0b<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc77c\ubc18\uc801\uc73c\ub85c <strong>\uc57d\uac04 \ub192\uc74c<\/strong> (\u2264 3.5W)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc8fc\uc694 \uc0ac\uc6a9 \uc0ac\ub840<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ub2e8\uac70\ub9ac \ub370\uc774\ud130 \uc13c\ud130 \uc0c1\ud638 \uc5f0\uacb0(DCI)<\/strong>, \ub799 \uc0c1\ub2e8(ToR)\uc5d0\uc11c \ub9ac\ud504\uae4c\uc9c0<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc7a5\uac70\ub9ac DCI<\/strong>, \uba54\ud2b8\ub85c, \ucea0\ud37c\uc2a4 \ub9c1\ud06c, \ub9ac\ud504\uc5d0\uc11c \uc2a4\ud30c\uc778\/\ucf54\uc5b4\uae4c\uc9c0<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>MSA \uc801\ud569\uc131<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>CWDM4 MSA<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>IEEE 802.3bm<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc0c1\ud638 \uc6b4\uc6a9\uc131<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc9c1\uc811 \uc0c1\ud638 \uc6b4\uc6a9 \ubd88\uac00<\/strong> LR4\uc640 \u274c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc9c1\uc811 \uc0c1\ud638 \uc6b4\uc6a9 \ubd88\uac00<\/strong> CWDM4\uc640 \u274c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc8fc\uc694 \ub3d9\uc778<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\ube44\uc6a9 \ucd5c\uc801\ud654<\/strong>, \uc804\ub825 \ud6a8\uc728\uc131<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>\uc804\ub2ec \uac70\ub9ac \uc694\uad6c \uc0ac\ud56d<\/strong><\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \uc804\ub2ec \uac70\ub9ac \ucc28\uc774\uac00 \uc911\uc694\ud55c \uc774\uc720(\uadf8\ub9ac\uace0 \ube44\uc6a9\uc774 \uc2b9\ub9ac\ud558\ub294 \uacbd\uc6b0)<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>CWDM4 \ud2b8\ub79c\uc2dc\ubc84\uc758 2km \uc804\ub2ec \uac70\ub9ac<\/strong> \ud604\ub300 \ub370\uc774\ud130 \uc13c\ud130 \ub0b4\uc5d0\uc11c \uc885\uc885 \uc644\ubcbd\ud569\ub2c8\ub2e4 <strong>\ucd08\ub300\uaddc\ubaa8 \ub370\uc774\ud130 \uc13c\ud130<\/strong>. \ub799 \uac04 \uc5f0\uacb0\uc774 \ub3d9\uc77c\ud55c \ud640 \ub0b4 \ud55c \uc904 \ub610\ub294 \uc778\uc811\ud55c \uc904\uc5d0 \uad6d\ud55c\ub418\ub294 \uacbd\uc6b0, CWDM4\ub294 <strong>\uc0c1\ub2f9\ud55c \ube44\uc6a9 \uc808\uac10 \ud6a8\uacfc\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4<\/strong> \ub97c <strong>\uad11\ud559 \ubaa8\ub4c8 \ube44\uc6a9<\/strong> \uc131\ub2a5\uc744 \ud76c\uc0dd\ud558\uc9c0 \uc54a\uace0\ub3c4. \ub530\ub77c\uc11c \uc774\ub294 <strong>\ub300\ub7c9 \ubc30\uce58 \ub370\uc774\ud130 \uc13c\ud130<\/strong> \uad6c\ucd95 \uc2dc <strong>\ucd1d \uc18c\uc720 \ube44\uc6a9(TCO)\uc744<\/strong>. <strong>LINK-PP\uc758 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472577.htm\"><strong>LQ-CW100-FR4C<\/strong><\/a> \ube44\uc6a9 \ub300\ube44 \uc2e0\ub8b0\uc131\uc744 \ucd5c\uc801\uc758 \uac00\uaca9\uc73c\ub85c \uc81c\uacf5\ud558\ub294 \uc2dc\uc7a5 \uc120\ub3c4 \uae30\uc5c5\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>LR4 \ubaa8\ub4c8\uc758 10km \uc804\ub2ec \uac70\ub9ac<\/strong> \uac74\ubb3c \uac04 \uc5f0\uacb0, \uc911\uc559\uad6d <strong>, \ub610\ub294<\/strong>, \uc5d0\uc11c \ud544\uc218\uc801\uc785\ub2c8\ub2e4. <strong>\uba54\ud2b8\ub85c \ub124\ud2b8\uc6cc\ud06c<\/strong>. \ub354 \uc815\ubc00\ud55c \ub808\uc774\uc800 \uc694\uad6c \uc0ac\ud56d\uc73c\ub85c \uc778\ud574 <strong>\uad11\ud559 \ubaa8\ub4c8 \uac00\uaca9<\/strong> \ube44\uc6a9\uc740 \ub192\uc9c0\ub9cc, \uc774\ub7ec\ud55c \uc7a5\uac70\ub9ac \uad6c\uac04\uc5d0\uc11c\ub294 \uace0\uac00\uc758 \uc804\ub2ec \uac70\ub9ac \uc5f0\uc7a5 \uc7a5\uce58\ub098 \ucd94\uac00 \ub124\ud2b8\uc6cc\ud06c \ud649\uc774 \ud544\uc694 \uc5c6\uc5b4\uc9d1\ub2c8\ub2e4. \uac15\ub825\ud558\uace0 \ubbf8\ub798\uc5d0 \ub300\ube44\ub41c <strong>\uc7a5\uac70\ub9ac \uad11\uc12c\uc720 \uc804\uc1a1<\/strong>, <strong>LINK-PP\uc758 <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\"><strong>LQ-LW100-LR4C<\/strong><\/a> \uc5d0 \ud544\uc694\ud55c \uc131\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2705 \ud575\uc2ec \uc694\uc57d \ubc0f \uc120\ud0dd \uac00\uc774\ub4dc<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ub370\uc774\ud130 \uc13c\ud130 \ub0b4 \u2264 2km\uac00 \ud544\uc694\ud558\uc2e0\uac00\uc694? CWDM4\ub97c \uc120\ud0dd\ud558\uc138\uc694.<\/strong> \uc774\ub294 <strong>\ube44\uc6a9 \ud6a8\uc728\uc801\uc778<\/strong>, <strong>\uc804\ub825 \ud6a8\uc728\uc801\uc778<\/strong> \uc6f9 \uaddc\ubaa8 \ub124\ud2b8\uc6cc\ud0b9\uc744 \uc704\ud55c \uc2e4\uc6a9\uc801\uc778 \uc194\ub8e8\uc158\uc73c\ub85c, <strong>\uad6c\ucd95\uc5d0 \ud544\uc218\uc801\uc778 \uace0\uc131\ub2a5 \uc81c\ud488\uc744 \uc124\uacc4 \ubc0f \uc81c\uc870\ud569\ub2c8\ub2e4.<\/strong>, <strong>\uc6f9 \uaddc\ubaa8 \ub124\ud2b8\uc6cc\ud0b9<\/strong>, \uc640 <strong>\uc5d4\ud130\ud504\ub77c\uc774\uc988 \ub370\uc774\ud130 \uc13c\ud130<\/strong> \uc2a4\ud30c\uc778-\ub9ac\ud504 \uc544\ud0a4\ud14d\ucc98\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4. \ud0c0\ud611 \uc5c6\uc774 \uc608\uc0b0\uc744 \uadf9\ub300\ud654\ud558\uc138\uc694.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ucd5c\ub300 10km(\ucea0\ud37c\uc2a4, \uba54\ud2b8\ub85c, \uac74\ubb3c \uac04)\uac00 \ud544\uc694\ud558\uc2e0\uac00\uc694? LR4\ub97c \uc120\ud0dd\ud558\uc138\uc694.<\/strong> \uc774\ub7ec\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c\ub294 \ub354 \uae34 \uc804\ub2ec \uac70\ub9ac\uac00 \ud544\uc218\uc801\uc774\uba70, \uc774\ub294 \ub192\uc740 <strong>\uad11\ud559 \ubaa8\ub4c8 \uac00\uaca9<\/strong>. \ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. <strong>\ud1b5\uc2e0 \uc751\uc6a9 \ubd84\uc57c<\/strong> \ubc0f <strong>\ud655\uc7a5\ub41c \ub370\uc774\ud130 \uc13c\ud130 \uc0c1\ud638 \uc5f0\uacb0<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc0c1\ud638 \uc6b4\uc6a9\uc131:<\/strong> CWDM4 \ubc0f LR4 \ubaa8\ub4c8\uc740 <strong>\ud50c\ub7ec\uadf8 \uc564 \ud50c\ub808\uc774 \ud638\ud658 \ubd88\uac00<\/strong>. \uc785\ub2c8\ub2e4. \ub9c1\ud06c \uc591\ub2e8\uc5d0\uc11c \ub3d9\uc77c\ud55c <em>same<\/em> \uae30\uc220(CWDM4-CWDM4 \ub610\ub294 LR4-LR4)\uc744 \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uad11\uc12c\uc720 \uc778\ud504\ub77c:<\/strong> \ub450 \ubaa8\ub4c8 \ubaa8\ub450 \ud45c\uc900 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\"><strong>\ub2e8\uc77c \ubaa8\ub4dc \uad11\uc12c\uc720 \ud328\uce58 \ucf00\uc774\ube14\uc774 \ud544\uc694\ud569\ub2c8\ub2e4<\/strong><\/a>. \uc120\ud0dd \uc5ec\ubd80\ub294 \uae30\uc874 \uad11\uc12c\uc720 \uc778\ud504\ub77c \uc720\ud615\uc5d0\ub294 \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\uc73c\uba70, \ub2e8\uc9c0 \uc9c0\uc6d0 \uac00\ub2a5\ud55c \uc804\ub2ec \uac70\ub9ac\ub9cc \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 LINK-PP: \uace0\ud6a8\uc728 100G \uad11\ud559 \uc194\ub8e8\uc158\uc744 \uc704\ud55c \uadc0\uc0ac\uc758 \ud30c\ud2b8\ub108<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uadc0\ud558\uac00 \ud544\uc694\ub85c \ud558\ub294 \uac83\uc774 <strong>\ube44\uc6a9 \ucd5c\uc801\ud654\ub41c \ud6a8\uc728\uc131\uc778\uc9c0,<\/strong> 25 Gb\/s <strong>CWDM4<\/strong> \ub300\uaddc\ubaa8 <strong>\ub370\uc774\ud130 \uc13c\ud130 \ud655\uc7a5\uc6a9\uc778\uc9c0,<\/strong> \uc544\ub2c8\uba74 <strong>\ud655\uc7a5\ub41c \ubc94\uc704\uc758<\/strong> 25 Gb\/s <strong>LR4<\/strong> 40\uae30\uac00\ube44\ud2b8 \uc774\ub354\ub137(40GbE)\uc744 \uc704\ud574 <strong>\uba54\ud2b8\ub85c \uc5f0\uacb0\uc131\uc778\uc9c0,<\/strong>, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a> LINK-PP\ub294 \uc2e0\ub8b0\uc131 \uc788\uace0 \uace0\ud488\uc9c8\uc758 QSFP28 \uc194\ub8e8\uc158\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub2f9\uc0ac\uc758 <strong>100G CWDM4<\/strong> \ubc0f <strong>100G LR4<\/strong> \ubaa8\ub4c8\uc740 \uc6d0\ud65c\ud55c <strong>100g qsfp28<\/strong> \ud1b5\ud569 \ubc0f \uc131\ub2a5\uc744 \uc704\ud574 \uc5c4\uaca9\ud558\uac8c \ud14c\uc2a4\ud2b8\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4.webp\" alt=\"100G optical transceivers\" class=\"wp-image-6943\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/cd078f459da94d85a63b16ca949eeab4-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>100G \ub124\ud2b8\uc6cc\ud06c\ub97c \ucd5c\uc801\ud654\ud560 \uc900\ube44\uac00 \ub418\uc168\ub098\uc694?<\/strong> \u2709\ufe0f<br\/><strong>\uc9c0\uae08 \ubc14\ub85c LINK-PP \uc804\ubb38\uac00\uc640 \uc0c1\ub2f4\ud558\uc138\uc694!<\/strong> \uadc0\ud558\uc758 \ud2b9\uc815 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub9de\ub294 \uc644\ubcbd\ud55c <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\"><strong>100G \ud2b8\ub79c\uc2a4\uc2dc\ubc84\ub97c<\/strong><\/a> \uc120\ud0dd\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \ub4dc\ub9bd\ub2c8\ub2e4\u2014\uc608\ub97c \ub4e4\uc5b4, <strong>CWDM4<\/strong>, <strong>LR4<\/strong>, \ub610\ub294 \uae30\ud0c0 \ucca8\ub2e8 \uae30\uc220 \uc81c\ud488\uc77c \uacbd\uc6b0\u2014 <strong>\uad11\ud559 \ubaa8\ub4c8<\/strong> \uadc0\ud558\uc758 \ud2b9\uc815 \ud658\uacbd\uc5d0\uc11c \ucd5c\ub300 \uc131\ub2a5, \uc2e0\ub8b0\uc131 \ubc0f \uac00\uce58\ub97c \ubcf4\uc7a5\ud569\ub2c8\ub2e4. <strong>\uc774 \uacfc\uc815\uc740 \ub9e4\uc6b0 \ube60\ub974\uac8c \uc774\ub8e8\uc5b4\uc9c0\uba70, \uace0\ub300\uc5ed\ud3ed<\/strong> \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/sample.htm\"><strong>\uc9c0\uae08 \uacac\uc801\uc744 \uc694\uccad\ud558\uac70\ub098 \uc0d8\ud50c\uc744 \uc2e0\uccad\ud558\uc138\uc694 \u279e<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\u27a4 \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38(FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >100G CWDM4\uc640 100G LR4\uc758 \uc8fc\uc694 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CWDM4\ub294 \ucd5c\ub300 2km\uae4c\uc9c0\uc758 \ub2e8\uac70\ub9ac\uc5d0\uc11c \uc911\uac70\ub9ac\uae4c\uc9c0 \uac00\uc7a5 \uc798 \uc791\ub3d9\ud558\ub294 \ubc18\uba74, LR4\ub294 \ucd5c\ub300 10km\uae4c\uc9c0\uc758 \uc7a5\uac70\ub9ac \uc9c0\uc6d0\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4. LR4\ub294 \ub354 \uac15\ub825\ud55c \ub808\uc774\uc800\ub97c \uc0ac\uc6a9\ud558\uba70 \uac00\uaca9\ub3c4 \ub354 \ube44\uc309\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >CWDM4 \ub610\ub294 LR4 \ubaa8\ub4c8\uc744 \uc0ac\uc6a9\ud558\ub824\uba74 \ud2b9\uc218 \uc7a5\ube44\uac00 \ud544\uc694\ud55c\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\ubd80\ubd84\uc758 \ucd5c\uc2e0 \uc2a4\uc704\uce58 \ubc0f \ub77c\uc6b0\ud130\ub294 CWDM4\ub97c \uc9c0\uc6d0\ud569\ub2c8\ub2e4. LR4\ub294 \uc7a5\uac70\ub9ac \uad6c\uac04\uc5d0\uc11c \ub54c\ub54c\ub85c \ud2b9\uc218 \uc7a5\ube44\uac00 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uad6c\ub9e4 \uc804 \ubc18\ub4dc\uc2dc \uc7a5\uce58\uc758 \ud638\ud658\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >CWDM4\uc5d0 FEC\uac00 \ud544\uc694\ud55c \uc774\uc720\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CWDM4\ub294 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/fec-forward-error-correction-in-optical-communication\/\"><strong>\uc21c\ubc29\ud5a5 \uc624\ub958 \uc815\uc815(FEC)<\/strong><\/a> \ub370\uc774\ud130 \uc804\uc1a1 \uc911 \ubc1c\uc0dd\ud558\ub294 \uc624\ub958\ub97c \uc218\uc815\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ud569\ub2c8\ub2e4. FEC\ub294 \ud2b9\ud788 \uae34 \uac70\ub9ac\uc758 \ub9c1\ud06c\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uc548\uc804\ud558\uace0 \uc2e0\ub8b0\uc131 \uc788\uac8c \uc720\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud558\ub098\uc758 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c CWDM4 \ubc0f LR4 \ubaa8\ub4c8\uc744 \ud568\uaed8 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc7a5\ube44\uac00 \uc774\ub97c \uc9c0\uc6d0\ud55c\ub2e4\uba74 \ub3d9\uc77c\ud55c \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \ub450 \uc720\ud615\uc758 \ubaa8\ub4c8\uc744 \ubaa8\ub450 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac01 \ub9c1\ud06c\uac00 \ud574\ub2f9 \uac70\ub9ac\uc640 \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub9de\ub294 \uc801\uc808\ud55c \ubaa8\ub4c8\uc744 \uc0ac\uc6a9\ud558\ub3c4\ub85d \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>","protected":false},"excerpt":{"rendered":"<p>\ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720\uc6a9 100G CWDM4 \ubc0f LR4 \ubaa8\ub4c8\uc744 \ube44\uad50\ud558\uc138\uc694: CWDM4\ub294 \uc9e7\uc740 \uac70\ub9ac\uc5d0\uc11c \uc911\uac04 \uac70\ub9ac\uae4c\uc9c0 \uc801\ud569\ud558\uace0, LR4\ub294 \uc7a5\uac70\ub9ac \ubc0f \uace0\uc2e0\ub8b0\uc131 \uc5f0\uacb0\uc5d0 \ud0c1\uc6d4\ud569\ub2c8\ub2e4.<\/p>","protected":false},"author":1,"featured_media":6942,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[13],"class_list":["post-6944","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-100g-modules"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/6944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/comments?post=6944"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/6944\/revisions"}],"predecessor-version":[{"id":11243,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/6944\/revisions\/11243"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media\/6942"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media?parent=6944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/categories?post=6944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/tags?post=6944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}