{"id":2833,"date":"2026-03-26T00:00:00","date_gmt":"2026-03-26T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/qsfp28-msa-explained-compatibility-standards-risks\/"},"modified":"2026-06-22T03:46:26","modified_gmt":"2026-06-22T03:46:26","slug":"qsfp28-msa-explained-compatibility-standards-risks","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/qsfp28-msa-explained-compatibility-standards-risks","title":{"rendered":"QSFP28 MSA \uc124\uba85: \ud638\ud658\uc131, \ud45c\uc900 \ubc0f \uc704\ud5d8"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"628\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d.jpg\" alt=\"QSFP28 MSA Explained: Compatibility, Standards, and Risks\" class=\"wp-image-2824\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d-300x157.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d-1024x536.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d-768x402.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/28368bcfa4a34a62b9c73e0e991aa66d-18x9.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud604\ub300 \ub370\uc774\ud130 \uc13c\ud130 \ubc0f \uace0\uc18d \uc5d4\ud130\ud504\ub77c\uc774\uc988 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c 100G \uc5f0\uacb0\uc131\uc774 \uc0c8\ub85c\uc6b4 \uae30\uc900\uc774 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \ub110\ub9ac \ucc44\ud0dd\ub41c \uc194\ub8e8\uc158 \uc911 \ud558\ub098\ub294 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/472118.htm\">QSFP28 \ud2b8\ub79c\uc2a4\uc2dc\ubc84\uc785\ub2c8\ub2e4.<\/a>, \uc774\ub294 \ub124 \uac1c\uc758 \ubcd1\ub82c 25G \ub808\uc778\uc744 \uc0ac\uc6a9\ud574 100Gbps \ucc98\ub9ac\ub7c9\uc744 \uc81c\uacf5\ud558\ub3c4\ub85d \uc124\uacc4\ub41c \uc18c\ud615 \ud3fc \ud329\ud130\uc785\ub2c8\ub2e4. \uadf8 \uad11\ubc94\uc704\ud55c \ucc44\ud0dd\uc758 \ud575\uc2ec\uc5d0\ub294 QSFP28 MSA(<span class=\"msa\"> <\/span>)\u2014\ub2e4\uc218\uc758 \uacf5\uae09\uc5c5\uccb4 \uac04 \uc0c1\ud638 \uc6b4\uc6a9\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud55c \ud45c\uc900\u2014\ub77c\ub294 \uac1c\ub150\uc774 \uc788\uc2b5\ub2c8\ub2e4.<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/multi-source-agreements-optical-transceivers\/\">\ub2e4\uc911 \uacf5\uae09\uc5c5\uccb4 \ud569\uc758<\/a>)\u2014\ub2e4\uc218\uc758 \uacf5\uae09\uc5c5\uccb4 \uac04 \uc0c1\ud638 \uc6b4\uc6a9\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud55c \ud45c\uc900\u2014\ub77c\ub294 \uac1c\ub150\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub7ec\ub098 \uc5ec\uae30\uc5d0 \uc911\uc694\ud55c \ud604\uc2e4\uc774 \uc788\uc2b5\ub2c8\ub2e4:<br\/>QSFP28 MSA\ub294 \uae30\uacc4\uc801 \uce58\uc218, \uc804\uae30\uc801 \uc778\ud130\ud398\uc774\uc2a4 \ubc0f \uae30\ubcf8 \uad11\ud559 \ub3d9\uc791\uc744 \uc815\uc758\ud558\uc9c0\ub9cc, \uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c\uc758 \uc6d0\ud65c\ud55c \ud638\ud658\uc131\uc744 \ubcf4\uc7a5\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 <em>\ud45c\uc900\ud654\uc640<\/em> \ubc0f <em>\uc2e4\uc81c \uc131\ub2a5 \uc0ac\uc774\uc758 \uaca9\ucc28\uac00<\/em> \ubc14\ub85c \ub9ce\uc740 \ub124\ud2b8\uc6cc\ud06c \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub2e4\uc74c\uacfc \uac19\uc740 \uc6a9\uc5b4\ub97c \uac80\uc0c9\ud558\ub294 \uc774\uc720\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><em>MSA \uc900\uc218 SFP\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/em><\/p><\/li><li><p><em>MSA \ud638\ud658\uc131\uc740 \uc2e4\uc81c\ub85c \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\ub098\uc694?<\/em><\/p><\/li><li><p><em>\uc65c QSFP28 \ubaa8\ub4c8\uc774 MSA\ub97c \ub530\ub974\ub354\ub77c\ub3c4 \uc2e4\ud328\ud560 \uc218 \uc788\ub098\uc694?<\/em><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c\ub85c \uc0ac\uc6a9\uc790\ub4e4\uc740 \uc885\uc885 \ub2e4\uc74c\uacfc \uac19\uc740 \uc608\uc0c1\uce58 \ubabb\ud55c \ubb38\uc81c\ub97c \uacaa\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\uc704\uce58\uc5d0\uc11c \ubaa8\ub4c8\uc774 \uc778\uc2dd\ub418\uc9c0 \uc54a\uc74c<\/p><\/li><li><p>\ud38c\uc6e8\uc5b4 \ub610\ub294 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/fec-forward-error-correction-in-optical-communication\/\">FEC<\/a> \ubd88\uc77c\uce58\ub85c \uc778\ud55c \ub9c1\ud06c \uc7a5\uc560<\/p><\/li><li><p>\u201cMSA \uc900\uc218\u201d\uc784\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uc131\ub2a5\uc774 \ubd88\uc548\uc815\ud568\u201d<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \uacfc\uc81c\ub4e4\uc740 \uc911\uc694\ud55c \uc9c4\uc2e4\uc744 \uac15\uc870\ud569\ub2c8\ub2e4: QSFP28 MSA\ub294 \uacf5\ud1b5 \uae30\uc900\uc744 \ubcf4\uc7a5\ud558\uc9c0\ub9cc, \uc131\uacf5\uc801\uc778 \uad6c\ucd95\uc740 \ud45c\uc900 \uc790\uccb4 \uc774\uc0c1\uc758 \uc694\uc18c\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc774 \uac00\uc774\ub4dc\uc5d0\uc11c \ubc30\uc6b0\uac8c \ub420 \ub0b4\uc6a9<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcf8 \uae30\uc0ac\ub97c \uc77d\uc73c\uba74 \ub2e4\uc74c\uc5d0 \ub300\ud55c \uba85\ud655\ud558\uace0 \uc2e4\uc6a9\uc801\uc778 \uc774\ud574\ub97c \uc5bb\uac8c \ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><span class=\"highlight\">The<\/span> <strong>QSFP28 MSA\uc758 \uc9c4\uc815\ud55c \uc758\ubbf8\uc640<\/strong> \uadf8\uac83\uc774 \uc2e4\uc81c\ub85c \ud45c\uc900\ud654\ud558\ub294 \ub0b4\uc6a9<\/p><\/li><li><p>MSA \uc900\uc218\uc131\uacfc \uc2e4\uc81c \ud638\ud658\uc131\uc758 \ucc28\uc774 <strong>MSA \uc900\uc218\uc131\uacfc \uc2e4\uc81c \ud638\ud658\uc131\uc758 \ucc28\uc774<\/strong><\/p><\/li><li><p>QSFP28\uc774 SFP \ubc0f \uae30\ud0c0 \ud2b8\ub79c\uc2a4\uc2dc\ubc84 \uc720\ud615\uacfc \uc5b4\ub5bb\uac8c \ube44\uad50\ub418\ub294\uac00<\/p><\/li><li><p>QSFP28\uc774 <strong>\ub2e8\uc77c\ubaa8\ub4dc \ub610\ub294 \ub2e4\uc911\ubaa8\ub4dc \uad11\uc12c\uc720\ub97c \uc9c0\uc6d0\ud558\ub294\uc9c0 \uc5ec\ubd80<\/strong><\/p><\/li><li><p><span class=\"highlight\">The<\/span> <strong>\uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc2e4\uc81c \uc2e4\ud328 \uc0ac\ub840<\/strong> (\uc0ac\uc6a9\uc790 \ud1b5\ucc30\uc744 \uae30\ubc18\uc73c\ub85c)<\/p><\/li><li><p>A <strong>\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 QSFP28 \uad6c\ucd95\uc744 \uc704\ud55c<\/strong> \ub2e8\uacc4\ubcc4 \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc0c8\ub85c\uc6b4 100G \ub124\ud2b8\uc6cc\ud06c\ub97c \uacc4\ud68d \uc911\uc774\ub4e0, \uc0c1\ud638 \uc6b4\uc6a9\uc131 \ubb38\uc81c\ub97c \ud574\uacb0 \uc911\uc774\ub4e0, \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uad11\ud559 \ubaa8\ub4c8\uc744 \uc870\ub2ec \uc911\uc774\ub4e0, \ubcf8 \uac00\uc774\ub4dc\ub294 \uc815\ubcf4\uc5d0 \uae30\ubc18\ud55c \uc800\uc704\ud5d8 \uacb0\uc815\uc744 \ub0b4\ub9ac\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uba3c\uc800 \uae30\ubcf8 \uac1c\ub150\uc744 \ubd84\uc11d\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4: \uc815\ud655\ud788 \ub9d0\ud574 QSFP28 MSA\ub780 \ubb34\uc5c7\uc774\uba70, \uc65c \uc911\uc694\ud55c\uac00\uc694?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 QSFP28 MSA\ub780 \ubb34\uc5c7\uc774\uba70 \uc65c \uc911\uc694\ud55c\uac00\uc694<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748.jpg\" alt=\"What Is QSFP28 MSA and Why It Matters\" class=\"wp-image-2825\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/c282be35616a46b38ec787a76018f748-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >QSFP28\uc740 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28(\ucffc\ub4dc \uc2a4\ubab0 \ud3fc\ud329\ud130 \ud50c\ub7ec\uadf8\uc5b4\ube14 28)\ub294 100\uae30\uac00\ube44\ud2b8 \uc774\ub354\ub137(100G) \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc704\ud55c \uace0\uc18d <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/488422.htm\">\uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/a> \ud45c\uc900\uc73c\ub85c, \ub2e4\uc74c\uc744 \ud1b5\ud574 \uc774\ub97c \ub2ec\uc131\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\uac01\uac01 25Gbps\ub85c \uc791\ub3d9\ud558\ub294 4\uac1c\uc758 \ub3c5\ub9bd \ub808\uc778<\/strong><\/p><\/li><li><p><strong>\ucd1d \uc9d1\uacc4 \ub300\uc5ed\ud3ed 100Gbps<\/strong><\/p><\/li><li><p>\uc2a4\uc704\uce58 \ubc0f \ub77c\uc6b0\ud130\uc6a9 \uc18c\ud615 \ud56b\ud50c\ub7ec\uadf8 \uac00\ub2a5 \ud3fc\ud329\ud130<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/472126.htm\">QSFP28 \ubaa8\ub4c8<\/a> \uc81c\ud488\uc740 \ub2e4\uc74c \ubd84\uc57c\uc5d0\uc11c \uad11\ubc94\uc704\ud558\uac8c \uc0ac\uc6a9\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ub370\uc774\ud130\uc13c\ud130(\uc2a4\ud30c\uc778-\ub9ac\ud504 \uc544\ud0a4\ud14d\ucc98)<\/p><\/li><li><p>\ud074\ub77c\uc6b0\ub4dc \uc778\ud504\ub77c<\/p><\/li><li><p><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/optical-modules-high-performance-computing-applications\/\">\uace0\uc131\ub2a5 \ucef4\ud4e8\ud305<\/a> (HPC)<\/p><\/li><li><p>\uc5d4\ud130\ud504\ub77c\uc774\uc988 \ucf54\uc5b4 \ub124\ud2b8\uc6cc\ud06c<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >MSA(Multi-Source Agreement, \ub2e4\uc911 \uacf5\uae09\uc5c5\uccb4 \ud569\uc758)\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MSA(Multi-Source Agreement, \ub2e4\uc911 \uacf5\uae09\uc5c5\uccb4 \ud611\uc758\uc11c)\ub294 \uc5ec\ub7ec \uc81c\uc870\uc0ac\uac00 \uacf5\ub3d9 \uac1c\ubc1c\ud55c \uc0b0\uc5c5 \uc8fc\ub3c4\ud615 \uc0ac\uc591\uc73c\ub85c, \ub2e4\uc74c\uc744 \ud45c\uc900\ud654\ud558\uae30 \uc704\ud574 \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\ubb3c\ub9ac\uc801 \uce58\uc218<\/strong> (\ud06c\uae30, \ucee4\ub125\ud130 \uc720\ud615)<\/p><\/li><li><p><strong>\uc804\uae30\uc801 \uc778\ud130\ud398\uc774\uc2a4<\/strong> (\ub808\uc778 \uad6c\uc870, \uc2e0\ud638 \ubc29\uc2dd)<\/p><\/li><li><p><strong>\uad00\ub9ac \uc778\ud130\ud398\uc774\uc2a4<\/strong> (I\u00b2C \ud1b5\uc2e0, \uc9c4\ub2e8 \uae30\ub2a5)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28\uc758 \uacbd\uc6b0, MSA\ub294 \uc11c\ub85c \ub2e4\ub978 \ubca4\ub354\uc5d0\uc11c \uc81c\uc870\ub41c \ubaa8\ub4c8\uc774 \ub2e4\uc74c\uc744 \ubcf4\uc7a5\ud558\ub3c4\ub85d \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 \ub3d9\uc77c\ud55c QSFP28 \ud3ec\ud2b8\uc5d0 \uc7a5\ucc29 \uac00\ub2a5<br\/>\u2705 \ub3d9\uc77c\ud55c \uc804\uae30\uc801 \uc2e0\ud638 \uad6c\uc870\ub97c \ub530\ub984<br\/>\u2705 \ud45c\uc900\ud654\ub41c \ub514\uc9c0\ud138 \uc9c4\ub2e8 \uae30\ub2a5 \uc81c\uacf5(<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/troubleshoot-optical-transceivers-digital-diagnostic-monitoring\/\">DDM<\/a>)<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc911\uc694: QSFP28 MSA\uac00 \ud558\ub294 \uc77c <em>\u274c<\/em> \ubcf4\uc7a5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uae30\uc11c \ub300\ubd80\ubd84\uc758 \ud63c\ub780\uacfc \uc2e4\uc81c \ubb38\uc81c\ub4e4\uc774 \uc2dc\uc791\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 MSA\ub294 \uae30\uc900\uc120\uc744 \uc815\uc758\ud558\uc9c0\ub9cc, \ub2e4\uc74c\uc740 \ud45c\uc900\ud654\ud558\uc9c0 <strong>\uc54a\uc2b5\ub2c8\ub2e4<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c \ubca4\ub354 \ud38c\uc6e8\uc5b4 \ub3d9\uc791 \ubc29\uc2dd<\/p><\/li><li><p>\u274c EEPROM \uc778\ucf54\ub529(\ubca4\ub354 ID \uc778\uc2dd \ubc29\uc2dd)<\/p><\/li><li><p>\u274c \uc624\ub958 \uc815\uc815(FEC) \ud638\ud658\uc131<\/p><\/li><li><p>\u274c \uc2a4\uc704\uce58 OS \ub610\ub294 ASIC \uc218\uc900 \uc0c1\ud638\uc6b4\uc6a9\uc131<\/p><\/li><li><p>\u274c \uc81c\ud488 \ud488\uc9c8 \ub610\ub294 \uc2e0\ub8b0\uc131<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \uc77c\ubc18\uc801\uc778 \uc2e4\ubb34\uc0c1 \ubb38\uc81c\ub97c \uc124\uba85\ud569\ub2c8\ub2e4: \ub450 \uac1c\uc758 QSFP28 \ubaa8\ub4c8\uc774 \ubaa8\ub450 \u201cMSA \uc900\uc218\u201d\ub77c \ud558\ub354\ub77c\ub3c4, \ub3d9\uc77c\ud55c \uc2a4\uc704\uce58\uc5d0\uc11c \uc815\uc0c1 \uc791\ub3d9\ud558\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc65c QSFP28 MSA\uac00 \uc2e4\uc81c \ubc30\ud3ec \ud658\uacbd\uc5d0\uc11c \uc911\uc694\ud55c\uac00?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 MSA\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \ub2e4\uc74c\uc5d0 \uc9c1\uc811 \uc601\ud5a5\uc744 \ubbf8\uce58\ubbc0\ub85c \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\ub2e4\uc911 \ubca4\ub354 \uc870\ub2ec \uc720\uc5f0\uc131<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uad6c\ub9e4\ud300\uc774 \ub2e8\uc77c \ubca4\ub354 \uc885\uc18d\uc131\uc744 \ud53c\ud560 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0<\/p><\/li><li><p>\uc11c\ub4dc\ud30c\ud2f0 \uad11\ud559 \ubd80\ud488\uc744 \ud65c\uc6a9\ud55c \ube44\uc6a9 \ucd5c\uc801\ud654 \uc9c0\uc6d0<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" >\ub124\ud2b8\uc6cc\ud06c \uc124\uacc4 \ud655\uc7a5\uc131<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>100G \uc778\ud504\ub77c \uc804\ubc18\uc5d0 \uac78\uccd0 \uc77c\uad00\ub41c \ud3fc\ud329\ud130 \ubcf4\uc7a5<\/p><\/li><li><p>40G(<a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-26153-40g-qsfp.htm\">QSFP+<\/a>)\uc5d0\uc11c 100G(<a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/482496.htm\">QSFP28<\/a>)<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud638\ud658\uc131 \uad00\ub828 \ub9ac\uc2a4\ud06c \uc778\uc2dd<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc5d4\uc9c0\ub2c8\uc5b4\uac00 \ub2e4\uc74c\uc744 \uc778\uc9c0\ud558\ub3c4\ub85d \ub3d5\uc2b5\ub2c8\ub2e4: <em>\u201cMSA \uc900\uc218\u201d\ub294 \uc989\uc2dc \uc0ac\uc6a9 \uac00\ub2a5\ud55c(plug-and-play) \uac83\uc744 \uc758\ubbf8\ud558\uc9c0 <strong>\uc54a\uc2b5\ub2c8\ub2e4<\/strong><\/em><\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\u201cMSA \ud658\uc0c1 \uaca9\ucc28(The \u201dMSA Illusion Gap\u2019)\u201d(\ud575\uc2ec \uc778\uc0ac\uc774\ud2b8)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5d4\uc9c0\ub2c8\uc5b4 \ubc0f \uad6c\ub9e4 \ub2f4\ub2f9\uc790\uc5d0\uac8c \ub9e4\uc6b0 \uc911\uc694\ud55c \uac1c\ub150:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 344px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"344\"><p>\uae30\ub300<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\ud604\uc2e4<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"344\"><p>MSA = \uc644\uc804\ud55c \ud638\ud658\uc131<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>MSA = \ubb3c\ub9ac\uc801 + \uae30\uc900\uc120 \uc218\uc900\ub9cc<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"344\"><p>\ubaa8\ub4e0 QSFP28 \ubaa8\ub4c8\uc774 \uc0c1\ud638 \uc6b4\uc6a9\ub428<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc5ec\uc804\ud788 \ubca4\ub354\ubcc4 \ud29c\ub2dd\uc774 \ud544\uc694\ud568<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"344\"><p>\ud45c\uc900\uc774 \uc548\uc815\uc131\uc744 \ubcf4\uc7a5\ud568<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc2e4\uc81c \ubc30\ud3ec \ud488\uc9c8\uc774 \uc548\uc815\uc131\uc744 \uacb0\uc815\ud568<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc694\uc57d<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>QSFP28<\/strong> 100G \ud3fc \ud329\ud130 \ubc0f \ub808\uc778 \uc544\ud0a4\ud14d\ucc98\ub97c \uc815\uc758\ud569\ub2c8\ub2e4<\/p><\/li><li><p><strong>MSA<\/strong> \ud574\ub2f9 \ud3fc \ud329\ud130\uc5d0 \ub300\ud55c \uacf5\uc720 \uc0b0\uc5c5 \ud45c\uc900\uc744 \uc815\uc758\ud569\ub2c8\ub2e4<\/p><\/li><li><p>\ud558\uc9c0\ub9cc \uc2e4\uc138\uacc4\uc5d0\uc11c\uc758 \uc131\uacf5\uc740 \ub2e4\uc74c \uc0ac\ud56d\uc5d0 \ub2ec\ub824 \uc788\uc2b5\ub2c8\ub2e4:<\/p><ul><li><p>\ubca4\ub354 \ud638\ud658\uc131<\/p><\/li><li><p>\ud38c\uc6e8\uc5b4 \uc77c\uad00\uc131<\/p><\/li><li><p>\uc801\uc808\ud55c \ubc30\ud3ec \uad00\ud589<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc73c\ub85c, \ub9ce\uc740 \uc0ac\uc6a9\uc790\uac00 \ubb3b\ub294 \ud575\uc2ec \uc9c8\ubb38\uc744 \ub354 \uae4a\uc774 \ub2e4\ub904\ubcf4\uaca0\uc2b5\ub2c8\ub2e4: \u201cMSA \ud638\ud658\u201d\uc774\ub77c\ub294 \ud45c\ud604\uc740 \uc815\ud655\ud788 \ubb34\uc5c7\uc744 \uc758\ubbf8\ud558\ub294\uac00\u2014\uadf8\ub9ac\uace0 \uc65c \uc790\uc8fc \ud63c\ub780\uc744 \uc57c\uae30\ud558\ub294\uac00?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 \u201cMSA \ud638\ud658\u201d\uc774\ub780 \uc815\ud655\ud788 \ubb34\uc5c7\uc778\uac00?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMSA \ud638\ud658\u201d\uc774\ub780 \ud2b8\ub79c\uc2a4\uc2dc\ubc84\uac00 \uba40\ud2f0\uc18c\uc2a4 \uc5b4\uadf8\ub9ac\uba3c\ud2b8(Multi-Source Agreement, MSA)\uc5d0\uc11c \uc815\uc758\ud55c \uacf5\uc720 \ud558\ub4dc\uc6e8\uc5b4 \ubc0f \uc778\ud130\ud398\uc774\uc2a4 \uc0ac\uc591\uc744 \ub530\ub974\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uac04\ub2e8\ud788 \ub9d0\ud574, MSA \ud638\ud658 QSFP28 \ubaa8\ub4c8\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubaa8\ub4e0 QSFP28 \ud3ec\ud2b8\uc5d0 \uc7a5\ucc29\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\ub3d9\uc77c\ud55c \uc804\uae30\uc801 \ub808\uc778 \uad6c\uc870(4\u00d725G)\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4<\/p><\/li><li><p>\ud45c\uc900 \ub514\uc9c0\ud138 \uc9c4\ub2e8(DDM\/DOM)\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uadf8\ub7ec\ub098 \ud575\uc2ec \ud3ec\uc778\ud2b8\ub294: MSA \ud638\ud658\uc131\uc740 \ubb3c\ub9ac\uc801 \uc0c1\ud638\uc6b4\uc6a9\uc131\uc744 \ubcf4\uc7a5\ud560 \ubfd0, \uc791\ub3d9 \uc0c1\ud638\uc6b4\uc6a9\uc131\uc740 \ubcf4\uc7a5\ud558\uc9c0 \uc54a\ub294\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4<strong>.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977.jpg\" alt=\"What Does \u201cMSA Compatible\u201d Really Mean?\" class=\"wp-image-2826\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0e21d2a242ae441d8c9556f610d3f977-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >MSA \ud638\ud658 vs. \ubca4\ub354 \ud638\ud658(\uc911\uc694\ud55c \ucc28\uc774\uc810)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uad6c\ubd84\uc774 \ub300\ubd80\ubd84\uc758 \ubc30\ud3ec \ubb38\uc81c\uc758 \uadfc\uc6d0\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 223px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"223\"><p>\uc720\ud615<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc758\ubbf8\ud558\ub294 \ubc14<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc2e4\uc138\uacc4 \uc601\ud5a5<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"223\"><p><strong>MSA \ud638\ud658<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc0b0\uc5c5 \ud558\ub4dc\uc6e8\uc5b4 \uc0ac\uc591\uc744 \ub530\ub985\ub2c8\ub2e4<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ubb3c\ub9ac\uc801\uc73c\ub85c \uc7a5\ucc29 \uac00\ub2a5\ud558\uba70 \uc804\uc6d0\uc774 \ucf1c\uc9d1\ub2c8\ub2e4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"223\"><p><strong>\ubca4\ub354 \ud638\ud658<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ud2b9\uc815 \uc2a4\uc704\uce58 \ube0c\ub79c\ub4dc\uc6a9\uc73c\ub85c \ud504\ub85c\uadf8\ub798\ubc0d\/\ud14c\uc2a4\ud2b8\ub428<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc2e4\uc81c\ub85c \uc2e0\ub8b0\uc131 \uc788\uac8c \uc791\ub3d9\ud569\ub2c8\ub2e4<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc608\uc2dc:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc77c\ubc18\uc801\uc778 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/488423.htm\">\ubd88\uc548\uc815\ud55c \uc218\uc2e0(Rx) \uc804\ub825\uc744 \uac16\ub294 <em>QSFP28 \ubaa8\ub4c8<\/em>\uc740 \ub9c1\ud06c\uac00 \uc815\uc0c1 \uc791\ub3d9 \uc911\uc778 \uac83\ucc98\ub7fc \ubcf4\uc77c \ub54c\ub3c4 \uac04\ud5d0\uc801\uc778 CRC\/FCS \uc624\ub958\ub97c \ubc1c\uc0dd\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/a> MSA \uc900\uc218\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\uadf8\ub7ec\ub098 \uc801\uc808\ud55c EEPROM \ucf54\ub529\uc774 \uc5c6\uc73c\uba74 \ub2e4\uc74c \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p><ul><li><p>\uc2a4\uc704\uce58\uc5d0\uc11c \uc778\uc2dd\ub418\uc9c0 \uc54a\uc744 \uc218 \uc788\uc74c<\/p><\/li><li><p>\ud638\ud658\uc131 \uacbd\uace0\ub97c \uc720\ubc1c\ud560 \uc218 \uc788\uc74c<\/p><\/li><li><p>\ud3ec\ud2b8 \uc804\uccb4\ub97c \ube44\ud65c\uc131\ud654\ud560 \uc218 \uc788\uc74c<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc65c \u201cMSA \ud638\ud658\u201d\uc774\ub77c\ub294 \ud45c\ud604\uc774 \uc790\uc8fc \ud63c\ub780\uc744 \uc57c\uae30\ud558\ub294\uac00<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ce\uc740 \ubca4\ub354\ub4e4\uc774 \ub9c8\ucf00\ud305\uc5d0\uc11c \u201cMSA \ud638\ud658\u201d\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc74c\uc744 \uc554\uc2dc\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\u201c\ubaa8\ub4e0 \uae30\uae30\uc640 \uc791\ub3d9\ud568\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c\ub85c\ub294 \uc0b0\uc5c5 \uad00\ud589\uacfc \uc0ac\uc6a9\uc790 \ud53c\ub4dc\ubc31 \ubaa8\ub450\uc5d0 \uae30\ubc18\ud558\uc5ec:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc77c\ubd80 \uc2a4\uc704\uce58\ub294 \ubca4\ub354 \uc7a0\uae08(\ud654\uc774\ud2b8\ub9ac\uc2a4\ud305)\uc744 \uc2dc\ud589\ud569\ub2c8\ub2e4<\/p><\/li><li><p>\ub2e4\ub978 \uc2a4\uc704\uce58\ub294 \ub2e4\uc74c\uc744 \uc694\uad6c\ud569\ub2c8\ub2e4:<\/p><ul><li><p>\ud2b9\uc815 \ud38c\uc6e8\uc5b4 \ubc84\uc804<\/p><\/li><li><p>\uc77c\uce58\ud558\ub294 FEC \uc124\uc815<\/p><\/li><\/ul><\/li><li><p>\ub9c1\ud06c\uac00 \uc815\uc0c1\uc801\uc73c\ub85c \uc5f0\uacb0\ub418\ub354\ub77c\ub3c4:<\/p><ul><li><p>\uc548\uc815\uc131\uc740 \ubcf4\uc7a5\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub85c \uc778\ud574 \ud754\ud55c \uc624\ud574\uac00 \uc0dd\uae41\ub2c8\ub2e4: MSA = \ud50c\ub7ec\uadf8 \uc564 \ud50c\ub808\uc774(\uc774\ub294 \uc0ac\uc2e4\uc774 \uc544\ub2d8).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc228\uaca8\uc9c4 \uacc4\uce35: EEPROM \ubc0f \ud38c\uc6e8\uc5b4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub4e0 QSFP28 \ubaa8\ub4c8 \ub4a4\uc5d0\ub294 \uc791\uc740 \uba54\ubaa8\ub9ac \uce69(<code>EEPROM<\/code>)\uc774 \uc788\uc2b5\ub2c8\ub2e4<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/eeprom-electrically-erasable-programmable-read-only-memory\/\">EEPROM<\/a>\uc81c\uc870\uc0ac \uc815\ubcf4<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubca4\ub354 \uc774\ub984<\/p><\/li><li><p>\ubd80\ud488 \ubc88\ud638<\/p><\/li><li><p>\ud638\ud658\uc131 \uc2dd\ubcc4\uc790<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2a4\uc704\uce58\ub294 \ucd08\uae30\ud654 \uc911\uc5d0 \uc774 \ub370\uc774\ud130\ub97c \uc77d\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub4c8\uc774 \uc801\uc808\ud558\uac8c \ucf54\ub529\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\uc704\uce58\uac00 \uc774\ub97c \uac70\ubd80\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\ub610\ub294 \uc800\ud558\ub41c \ubaa8\ub4dc\ub85c \uc791\ub3d9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub530\ub77c\uc11c \ubb3c\ub9ac\uc801\uc73c\ub85c \ub3d9\uc77c\ud55c \ub450 \ubaa8\ub4c8\uc774 \uc644\uc804\ud788 \ub2e4\ub974\uac8c \uc791\ub3d9\ud560 \uc218 \uc788\ub294 \uc774\uc720\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc2e4\uc81c \uc138\uacc4 \uc2dc\ub098\ub9ac\uc624(\uc0ac\uc6a9\uc790 \uacbd\ud5d8 \uae30\ubc18)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc790\uc8fc \ub2e4\uc74c\uc744 \ubcf4\uace0\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c \u201c\ubaa8\ub4c8\uc774 \uc9c0\uc6d0\ub418\uc9c0 \uc54a\uc74c\u201d \uc624\ub958<\/p><\/li><li><p>\u274c \uc62c\ubc14\ub978 \ucf00\uc774\ube14\ub9c1\uc5d0\ub3c4 \ub9c1\ud06c\uac00 \ud65c\uc131\ud654\ub418\uc9c0 \uc54a\uc74c<\/p><\/li><li><p>\u274c \ubd80\ud558 \ud558\uc5d0\uc11c \uc784\uc758\uc758 \ub9c1\ud06c \ud50c\ub798\ud551 \ubc1c\uc0dd<\/p><\/li><li><p>\u274c \uc18d\ub3c4 \uc790\ub3d9 \ub2e4\uc6b4\uadf8\ub808\uc774\ub4dc(100G \u2192 40G \ub610\ub294 \uadf8 \uc774\ud558)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uadfc\ubcf8 \uc6d0\uc778:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>EEPROM \ubd88\uc77c\uce58<\/p><\/li><li><p>\ud38c\uc6e8\uc5b4 \ud638\ud658\uc131 \ubb38\uc81c<\/p><\/li><li><p>FEC \ubbf8\uc815\ub82c<\/p><\/li><li><p>\uad11\ud559 \ud488\uc9c8 \uc800\ud558(\ud2b9\ud788 \uc800\uac00\ud615 \ubaa8\ub4c8\uc5d0\uc11c)<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >MSA \ud638\ud658\uc131\uc774 \uc2e4\uc81c\ub85c \uc798 \uc791\ub3d9\ud558\ub294 \uacbd\uc6b0\ub294 \uc5b8\uc81c\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MSA \ud638\ud658 QSFP28 \ubaa8\ub4c8\uc740 \ub2e4\uc74c \uc870\uac74\uc5d0\uc11c \uc2e0\ub8b0\uc131 \uc788\uac8c \uc791\ub3d9\ud558\ub294 \uacbd\ud5a5\uc774 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2714 \uc2a4\uc704\uce58\uac00 \uc624\ud508 \ud50c\ub7ab\ud3fc\uc784(\ubca4\ub354 \ub77d \uc5c6\uc74c)<\/p><\/li><li><p>\u2714 \ubaa8\ub4c8\uc774 \ub300\uc0c1 \ube0c\ub79c\ub4dc\uc6a9\uc73c\ub85c \uc0ac\uc804 \ucf54\ub529\ub428<\/p><\/li><li><p>\u2714 \ud38c\uc6e8\uc5b4 \ubc84\uc804\uc774 \uc77c\uce58\ud568<\/p><\/li><li><p>\u2714 \ubc30\ud3ec \uc804\uc5d0 \uc801\uc808\ud55c \ud14c\uc2a4\ud2b8 \uc218\ud589<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2e4\uc6a9\uc801 \uc694\uc57d<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>MSA \ud638\ud658 = \ud558\ub4dc\uc6e8\uc5b4 \uc218\uc900 \ud45c\uc900\ud654<\/p><\/li><li><p>\ubca4\ub354 \ud638\ud658 = \uc2e4\uc0ac\uc6a9 \ud658\uacbd\uc5d0\uc11c\uc758 \uc2e4\uc6a9\uc131<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMSA \ud638\ud658\u201d\uc744 \ud56d\uc0c1 \ucd9c\ubc1c\uc810\uc73c\ub85c \uac04\uc8fc\ud558\ub418, \ubcf4\uc7a5\uc73c\ub85c \uac04\uc8fc\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uad6c\ub9e4 \ub610\ub294 \ubc30\ud3ec \uc804\uc5d0 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491586.htm\">100G QSFP28<\/a> \ubaa8\ub4c8:<br><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uadc0\uc0ac\uc758 \ud2b9\uc815 \uc2a4\uc704\uce58 \ubaa8\ub378\uacfc\uc758 \ud638\ud658\uc131\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624<\/p><\/li><li><p>\ud0c0\uc0ac \uad11\ud559 \uc7a5\uce58\ub97c \uc0ac\uc6a9\ud560 \uacbd\uc6b0 \ubca4\ub354 \ucf54\ub529 \uc9c0\uc6d0\uc744 \uc694\uccad\ud558\uc2ed\uc2dc\uc624<\/p><\/li><li><p>\ubaa8\ub4c8\uc744 \uc2e4\ud5d8\uc2e4 \ud658\uacbd\uc5d0\uc11c \ud14c\uc2a4\ud2b8\ud558\uc2ed\uc2dc\uc624<\/p><\/li><li><p>\ubca4\ub354 \uac04 \uc0c1\ud638 \uc6b4\uc6a9\uc131\uc744 \ub2f9\uc5f0\uc2dc\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc73c\ub85c, \ub124\ud2b8\uc6cc\ud06c \uc124\uacc4\uc5d0\uc11c \ub610 \ub2e4\ub978 \uc77c\ubc18\uc801\uc778 \uc9c8\ubb38\uc744 \uba85\ud655\ud788 \ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4: QSFP28\uacfc SFP\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc774\uba70, \uc5b8\uc81c \uac01\uac01\uc744 \uc0ac\uc6a9\ud574\uc57c \ud560\uae4c\uc694?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 QSFP28 vs. SFP: \uc8fc\uc694 \ucc28\uc774\uc810 \uc124\uba85<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub124\ud2b8\uc6cc\ud06c \uc124\uacc4 \ub610\ub294 \uc5c5\uadf8\ub808\uc774\ub4dc \uc2dc \uac00\uc7a5 \ud754\ud55c \uc9c8\ubb38 \uc911 \ud558\ub098\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4: SFP\uc640 QSFP28\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc774\uba70, \uc5b4\ub290 \uac83\uc744 \uc0ac\uc6a9\ud574\uc57c \ud560\uae4c\uc694?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub450 \uc778\ud130\ud398\uc774\uc2a4 \ubaa8\ub450 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491548.htm\">\ub97c \uaddc\uc815\ud569\ub2c8\ub2e4.<\/a>, \uc774\uc9c0\ub9cc, \ud604\ub300 \ub124\ud2b8\uc6cc\ud06c \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c \ub9e4\uc6b0 \ub2e4\ub978 \uc5ed\ud560\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165.jpg\" alt=\"QSFP28 vs. SFP: Key Differences\" class=\"wp-image-2827\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/33d2bb2298244efe84275d24ca7ed165-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud575\uc2ec \uae30\uc220\uc801 \ucc28\uc774\uc810<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 205px;\"\/><col style=\"width: 244px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\uae30\ub2a5<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>SFP \/ SFP+ \/ SFP28<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>QSFP28<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\uc804\uccb4 \uc774\ub984<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>\uc18c\ud615 \ud3fc\ud329\ud130 \ud50c\ub7ec\uadf8\uc5b4\ube14(Small Form-factor Pluggable)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ucffc\ub4dc \uc18c\ud615 \ud3fc\ud329\ud130 \ud50c\ub7ec\uadf8\uc5b4\ube14 28<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\ub808\uc778 \uad6c\uc870<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>1\uac1c \ub808\uc778<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>4\uac1c \ub808\uc778<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\uc77c\ubc18\uc801\uc778 \uc18d\ub3c4<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>1G \/ 10G \/ 25G<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100G(4 \u00d7 25G)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\ucee4\ub125\ud130 \uc720\ud615<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p><a target=\"_self\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/sfp-duplex-lc-connector-explained\/\">LC<\/a> (\ub4c0\ud50c\ub809\uc2a4 \uad11\uc12c\uc720)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><a target=\"_self\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/understanding-polarity-in-mtp-mpo-system-for-signal-integrity\/\">MPO\/MTP<\/a> (\uba40\ud2f0-\uad11\uc12c\uc720)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\ud3ec\ud2b8 \ubc00\ub3c4<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>\ub0ae\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub354 \ub192\uc74c(\ud3ec\ud2b8\ub2f9 4\ubc30 \ub300\uc5ed\ud3ed)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\uc804\ub825 \uc18c\ube44<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>\ub0ae\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub192\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"205\"><p>\uc77c\ubc18\uc801\uc778 \uc0ac\uc6a9 \uc0ac\ub840<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"244\"><p>\uc561\uc138\uc2a4\/\uc5e3\uc9c0 \uacc4\uce35<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc2a4\ud30c\uc778\/\ucf54\uc5b4\/\uc5b4\uadf8\ub9ac\uac8c\uc774\uc158 \uacc4\uce35<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc544\ud0a4\ud14d\ucc98 \ucc28\uc774: \uc2f1\uae00 \ub808\uc778 \ub300 \uba40\ud2f0 \ub808\uc778<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \ud070 \uae30\uc220\uc801 \ucc28\uc774\uc810\uc740 \ub370\uc774\ud130 \uc804\uc1a1 \ubc29\uc2dd\uc785\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-26155-1g-sfp.htm\"><strong>SFP<\/strong><\/a><strong> <\/strong>(\ud3ec\ud568 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-26225-25g-sfp28.htm\">SFP28<\/a>)\ub294 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4:<\/p><ul><li><p><strong>1\uac1c \ub808\uc778<\/strong> (\ucd5c\ub300 25Gbps)<\/p><\/li><\/ul><\/li><li><p><strong>QSFP28<\/strong> \ub294 \ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4:<\/p><ul><li><p><strong>4\uac1c\uc758 \ubcd1\ub82c \ub808\uc778<\/strong>, \uac01\uac01 25Gbps<\/p><\/li><li><p>\uacb0\ud569\ud558\uc5ec 100Gbps \uc81c\uacf5<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uba40\ud2f0 \ub808\uc778 \uc124\uacc4\uac00 QSFP28\uc774 \uc18c\ud615 \ud3fc \ud329\ud130 \ub0b4\uc5d0\uc11c \uace0\ub300\uc5ed\ud3ed\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uac8c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc0ac\uc6a9 \uc0ac\ub840 \ucc28\uc774(\uac01\uac01 \uc801\uc6a9\ub418\ub294 \uc704\uce58)<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" >SFP \/ SFP28 \u2014 \uc561\uc138\uc2a4 \uacc4\uce35<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c \uacbd\uc6b0\uc5d0 \uac00\uc7a5 \uc801\ud569\ud568:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc11c\ubc84 \uc5f0\uacb0<\/p><\/li><li><p>\uc5d4\ud130\ud504\ub77c\uc774\uc988 \uc5e3\uc9c0 \ub124\ud2b8\uc6cc\ud06c<\/p><\/li><li><p>\ub2e8\uac70\ub9ac \ub9c1\ud06c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uc2dc\ub098\ub9ac\uc624:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>10G \ub610\ub294 25G \uc11c\ubc84 \uc5c5\ub9c1\ud06c<\/p><\/li><li><p>\uc561\uc138\uc2a4 \uc2a4\uc704\uce58\uc5d0\uc11c \uc5b4\uadf8\ub9ac\uac8c\uc774\uc158 \uc2a4\uc704\uce58\ub85c<\/p><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" >QSFP28 \u2014 \ucf54\uc5b4 \ubc0f \ub370\uc774\ud130\uc13c\ud130 \uc2a4\ud30c\uc778<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c \uacbd\uc6b0\uc5d0 \uac00\uc7a5 \uc801\ud569\ud568:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uace0\uc6a9\ub7c9 \ubc31\ubcf8 \ub9c1\ud06c<\/p><\/li><li><p>\ub370\uc774\ud130 \uc13c\ud130 \uc0c1\ud638 \uc5f0\uacb0<\/p><\/li><li><p>\ud074\ub77c\uc6b0\ub4dc \uaddc\ubaa8 \uc778\ud504\ub77c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubc18\uc801\uc778 \uc2dc\ub098\ub9ac\uc624:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\ud30c\uc778-\ub9ac\ud504 \uc5f0\uacb0<\/p><\/li><li><p>\uc2a4\uc704\uce58 \uac04 100G \ub9c1\ud06c<\/p><\/li><li><p>\uace0\uc131\ub2a5 \ucef4\ud4e8\ud305 \ud074\ub7ec\uc2a4\ud130<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\ube0c\ub808\uc774\ud06c\uc544\uc6c3 \uae30\ub2a5(\uc911\uc694\ud55c \uc774\uc810)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28\uc758 \uc8fc\uc694 \uc774\uc810 \uc911 \ud558\ub098: \uc5ec\ub7ec \uac1c\uc758 \uc800\uc18d \ub9c1\ud06c\ub85c \ubd84\ud560 \uac00\ub2a5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>1 \u00d7 100G QSFP28<br\/>\u27a1\ufe0f \ub2e4\uc74c\uc73c\ub85c \ubcc0\ud658 \uac00\ub2a5<\/p><\/li><li><p>4 \u00d7 25G SFP28 \uc5f0\uacb0(\ube0c\ub808\uc774\ud06c\uc544\uc6c3 \ucf00\uc774\ube14 \uc0ac\uc6a9)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uae30\ub2a5\uc744 \ud1b5\ud574 \ub2e4\uc74c\uc744 \uc2e4\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc720\uc5f0\ud55c \ub124\ud2b8\uc6cc\ud06c \uc124\uacc4<\/p><\/li><li><p>25G\uc5d0\uc11c 100G\ub85c \uc810\uc9c4\uc801 \uc5c5\uadf8\ub808\uc774\ub4dc<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud638\ud658\uc131 \uace0\ub824 \uc0ac\ud56d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc77c\ubd80 \uc720\uc5f0\uc131\uc740 \uc788\uc9c0\ub9cc, \uc774\ub7ec\ud55c \ubaa8\ub4c8\uc740 \uc9c1\uc811\uc801\uc73c\ub85c \uad50\uccb4 \ubd88\uac00\ub2a5\ud568:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c QSFP28\uc740 SFP \ud3ec\ud2b8\uc5d0 \uc7a5\ucc29 \ubd88\uac00<\/p><\/li><li><p>\u274c SFP\ub294 QSFP28 \ud3ec\ud2b8\uc5d0 \uc7a5\ucc29 \ubd88\uac00<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ube0c\ub808\uc774\ud06c\uc544\uc6c3\uc744 \uc0ac\uc6a9\ud558\ub354\ub77c\ub3c4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ud544\uc694 \uc870\uac74:<\/p><ul><li><p>\uc2a4\uc704\uce58 \uc9c0\uc6d0<\/p><\/li><li><p>\uc62c\ubc14\ub978 \uad6c\uc131<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\ube44\uc6a9 \ub300 \uc131\ub2a5\uc758 \uade0\ud615<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 236px;\"\/><col style=\"width: 224px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"236\"><p>\uc694\uc778<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"224\"><p>SFP<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>QSFP28<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"236\"><p>\ubaa8\ub4c8\ub2f9 \ube44\uc6a9<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"224\"><p>\ub0ae\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub192\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"236\"><p>Gbps\ub2f9 \ube44\uc6a9<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"224\"><p>\ub192\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub0ae\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"236\"><p>\ud655\uc7a5\uc131<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"224\"><p>\uc81c\ud55c\uc801<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc6b0\uc218\ud568<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ub300\uaddc\ubaa8 \ubc30\ud3ec \uc2dc: \ucd08\uae30 \ube44\uc6a9\uc740 \ub192\uc9c0\ub9cc, \uc7a5\uae30\uc801\uc73c\ub85c\ub294 QSFP28\uc774 \ub354 \ub192\uc740 \ud6a8\uc728\uc131 \uc81c\uacf5<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc2e4\uc6a9\uc801\uc778 \uc758\uc0ac\uacb0\uc815 \uac00\uc774\ub4dc<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc120\ud0dd\ud558\uc138\uc694 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-25832-1-2-4g-transceiver-modules.htm\">SFP\/SFP28<\/a> \ub2e4\uc74c \uacbd\uc6b0\uc5d0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ub9c1\ud06c\ub2f9 \u226425G\uac00 \ud544\uc694\ud568<\/p><\/li><li><p>\uc608\uc0b0\uc774 \uc81c\ud55c\ub420 \ub54c<\/p><\/li><li><p>\ub124\ud2b8\uc6cc\ud06c\uac00 \uc561\uc138\uc2a4 \uacc4\uce35 \uc911\uc2ec\uc784<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc120\ud0dd\ud558\uc138\uc694 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">QSFP28<\/a> \ub2e4\uc74c \uacbd\uc6b0\uc5d0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>100G \ub300\uc5ed\ud3ed\uc774 \ud544\uc694\ud568<\/p><\/li><li><p>\ud655\uc7a5 \uac00\ub2a5\ud55c \uc778\ud504\ub77c\ub97c \uad6c\ucd95 \uc911\uc784<\/p><\/li><li><p>\ube0c\ub808\uc774\ud06c\uc544\uc6c3 \uc720\uc5f0\uc131\uc744 \uc6d0\ud568<\/p><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>SFP = \uc2f1\uae00 \ub808\uc778, \uc800\uc18d, \uc5e3\uc9c0 \uc5f0\uacb0<\/p><\/li><li><p>QSFP28 = \uba40\ud2f0 \ub808\uc778, \uace0\uc18d, \ucf54\uc5b4 \uc778\ud504\ub77c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub4e4\uc740 \uacbd\uc7c1 \uae30\uc220\uc774 \uc544\ub2c8\ub77c, \ub124\ud2b8\uc6cc\ud06c\uc758 \uc11c\ub85c \ub2e4\ub978 \uacc4\uce35\uc5d0\uc11c \ubcf4\uc644\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uae30\uc220\uc784.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc73c\ub85c, \ub610 \ub2e4\ub978 \uc77c\ubc18\uc801\uc778 \ubc30\ud3ec \uc9c8\ubb38\uc5d0 \ub2f5\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4: QSFP28\uc740 \uc2f1\uae00 \ubaa8\ub4dc\uc778\uac00, \uba40\ud2f0\ubaa8\ub4dc\uc778\uac00? \uadf8\ub9ac\uace0 \uc5b4\ub5a4 \uc720\ud615\uc744 \uc120\ud0dd\ud574\uc57c \ud560\uae4c?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 QSFP28\uc740 \uc2f1\uae00 \ubaa8\ub4dc\uc778\uac00, \uba40\ud2f0\ubaa8\ub4dc\uc778\uac00? (SR4 vs. LR4 \uc124\uba85)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28\uc740 \uc2f1\uae00 \ubaa8\ub4dc \ubc0f \uba40\ud2f0\ubaa8\ub4dc \uad11\uc12c\uc720 \ubaa8\ub450\ub97c \uc9c0\uc6d0\ud558\uba70, \ucc28\uc774\ub294 \ud2b9\uc815 \ubaa8\ub4c8 \uc720\ud615(SR4, LR4, CWDM4 \ub4f1)\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d0.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c.jpg\" alt=\"Is QSFP28 Single Mode or Multimode? (SR4 vs. LR4 Explained)\" class=\"wp-image-2828\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/73675e435685433bb96b581d67c9400c-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\ub450 \uc8fc\uc694 \uc720\ud615 \uc774\ud574: SR4 vs. LR4<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud83d\udfe2 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/473116.htm\">QSFP28 SR4<br><\/a> (\uba40\ud2f0\ubaa8\ub4dc \uad11\uc12c\uc720 \u2013 MMF)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">SR4 = \ub2e8\uac70\ub9ac(\uba40\ud2f0\ubaa8\ub4dc \uad11\uc12c\uc720 \uc0c1 4\uac1c \ub808\uc778)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc8fc\uc694 \ud2b9\uc131:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uad11\uc12c\uc720 \uc720\ud615: \uba40\ud2f0\ubaa8\ub4dc(OM3 \/ OM4)<\/p><\/li><li><p>\ucee4\ub125\ud130: MPO\/MTP(12-\ud53c\ub108)<\/p><\/li><li><p>\uc77c\ubc18 \uac70\ub9ac:<\/p><ul><li><p>~70m(OM3)<\/p><\/li><li><p>~100m(OM4)<\/p><\/li><\/ul><\/li><li><p>\ud30c\uc7a5: 850nm<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub2e4\uc74c \uacbd\uc6b0\uc5d0 \uac00\uc7a5 \uc801\ud569\ud568:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ub370\uc774\ud130\uc13c\ud130 \ub0b4\ubd80 \ub9c1\ud06c<\/p><\/li><li><p>\ub2e8\uac70\ub9ac, \uace0\ubc00\ub3c4 \ud658\uacbd<\/p><\/li><li><p>\ube44\uc6a9 \ubbfc\uac10\ud615 \uad6c\ucd95 \ud658\uacbd<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">SR4\ub294 \ub3d9\uc77c \ub799 \ub610\ub294 \ud589 \ub0b4 \ub9ac\ud504-\uc2a4\ud30c\uc778 \uc544\ud0a4\ud14d\ucc98\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub428<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud83d\udd35 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491587.htm\">QSFP28 LR4<\/a> (\uc2f1\uae00 \ubaa8\ub4dc \uad11\uc12c\uc720 \u2013 SMF)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">LR4 = \uc7a5\uac70\ub9ac(\ub2e8\uc77c \uad11\uc12c\uc720 \ud398\uc5b4 \uc0c1 4\uac1c \ud30c\uc7a5 \ub2e4\uc911\ud654)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc8fc\uc694 \ud2b9\uc131:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uad11\uc12c\uc720 \uc885\ub958: \ub2e8\uc77c \ubaa8\ub4dc(OS2)<\/p><\/li><li><p>\ucee4\ub125\ud130: LC \ub4c0\ud50c\ub809\uc2a4<\/p><\/li><li><p>\uc77c\ubc18 \uac70\ub9ac:<\/p><ul><li><p>\ud45c\uc900 \ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720(SMF)\uc5d0\uc11c \ucd5c\ub300 10km<\/p><\/li><\/ul><\/li><li><p>\ud30c\uc7a5: CWDM(<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/what-is-cwdm-understanding-coarse-wavelength-division-multiplexing\/\">\ucf54\uc5b4\uc2a4 \uc6e8\uc774\ube14\ub81d\uc2a4 \ub514\ube44\uc804 \uba40\ud2f0\ud50c\ub809\uc2f1<\/a>)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub2e4\uc74c \uacbd\uc6b0\uc5d0 \uac00\uc7a5 \uc801\ud569\ud568:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ucea0\ud37c\uc2a4 \ub124\ud2b8\uc6cc\ud06c<\/p><\/li><li><p>\ub370\uc774\ud130 \uc13c\ud130 \uc0c1\ud638 \uc5f0\uacb0(<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/data-center-interconnect-definition-benefits-and-role-of-optical-modules\/\">DCI<\/a>)<\/p><\/li><li><p>\uc7a5\uac70\ub9ac \ubc31\ubcf8 \ub9c1\ud06c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">LR4\ub294 \ub2e4\uc911 \ubaa8\ub4dc\uc758 \uac70\ub9ac \ud55c\uacc4\ub97c \ucd08\uacfc\ud560 \ub54c \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/products\/qsfp28-100g-sr4-vs-lr4-100g-transceiver-comparison\/\">SR4 \ub300 LR4<\/a>: \ub098\ub780\ud788 \ube44\uad50<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"width: 215px;\"\/><col style=\"width: 249px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\uae30\ub2a5<\/p><\/th><th colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/473118.htm\">SR4<\/a> (\ub2e4\uc911 \ubaa8\ub4dc)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/472127.htm\">LR4<\/a> (\ub2e8\uc77c \ubaa8\ub4dc)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\uad11\uc12c\uc720 \uc720\ud615<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>\ub2e4\uc911\ubaa8\ub4dc \uad11\uc12c\uc720(MMF, OM3\/OM4)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc7a5\uac70\ub9ac \ub9c1\ud06c\uc6a9 SMF(OS2)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\ucee4\ub125\ud130<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>MPO\/MTP<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>LC \ub4c0\ud50c\ub809\uc2a4<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\uac70\ub9ac<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>\u2264100m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u226410km<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\ubaa8\ub4c8 \ube44\uc6a9<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>\ub0ae\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub192\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\uad11\uc12c\uc720 \ube44\uc6a9<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>\ub192\uc74c(MPO \ucf00\uc774\ube14\ub9c1)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub0ae\uc74c(\ub2e8\uc21c LC \uad11\uc12c\uc720)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\" colwidth=\"215\"><p>\uc0ac\uc6a9 \uc0ac\ub840<\/p><\/td><td colspan=\"1\" rowspan=\"1\" colwidth=\"249\"><p>\ub370\uc774\ud130 \uc13c\ud130 \ub0b4\ubd80<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc7a5\uac70\ub9ac \ub9c1\ud06c<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" >\uc2e4\uc81c \uad6c\ucd95 \uc2dc \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \uc624\ub958<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\ubb34 \uacbd\ud5d8\uc5d0 \uae30\ubc18\ud558\uc5ec, \ub9ce\uc740 \ubb38\uc81c\ub294 SR4\uc640 LR4\uc5d0 \ub300\ud55c \uc624\ud574\uc5d0\uc11c \ube44\ub86f\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u274c \uad11\uc12c\uc720 \uc885\ub958 \ud63c\uc6a9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/473115.htm\">SR4 \ubaa8\ub4c8<\/a> + \ub2e8\uc77c \ubaa8\ub4dc \uad11\uc12c\uc720 \u2192 <strong>\ub610\ub294 \uacfc\ub3c4\ud55c \uc624\ub958\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/strong><\/p><\/li><li><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/488423.htm\">LR4 \ubaa8\ub4c8<\/a> + \ub2e4\uc911 \ubaa8\ub4dc \uad11\uc12c\uc720 \u2192 <strong>\uc2e0\ud638 \uc5c6\uc74c<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u274c \ucee4\ub125\ud130 \ubd88\uc77c\uce58<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>MPO(SR4) \u2260 LC(LR4)<br\/>\ud83d\udc49 \uc644\uc804\ud788 \ub2e4\ub978 \ucf00\uc774\ube14 \uc778\ud504\ub77c\uac00 \ud544\uc694\ud568<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u274c \uacfc\ub3c4\ud55c \ucd9c\ub825 \uad11\ud559 \uc7a5\uce58(\ub2e8\uac70\ub9ac LR4 \uc0ac\uc6a9)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ub9e4\uc6b0 \uc9e7\uc740 \ub9c1\ud06c\uc5d0 LR4\ub97c \uc0ac\uc6a9\ud558\uba74 \ub2e4\uc74c \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p><ul><li><p>\uc2e0\ud638 \uacfc\ubd80\ud558<\/p><\/li><li><p>\ube44\ud2b8 \uc624\ub958\uc728 \uc99d\uac00<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" >\ube44\uc6a9 \ub300 \uac70\ub9ac \ud2b8\ub808\uc774\ub4dc\uc624\ud504<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">SR4\uc640 LR4 \uc911 \uc120\ud0dd\ud558\ub294 \uac83\uc740 \ub2e8\uc21c\ud55c \uae30\uc220\uc801 \uacb0\uc815\uc774 \uc544\ub2c8\ub77c \uacbd\uc81c\uc801 \uacb0\uc815\uc774\uae30\ub3c4 \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\uc9e7\uc740 \uac70\ub9ac(&lt;100m): <\/strong>SR4\uac00 \uc804\ubc18\uc801\uc73c\ub85c \ub354 \ube44\uc6a9 \ud6a8\uc728\uc801\uc785\ub2c8\ub2e4<\/p><\/li><li><p><strong>\uae34 \uac70\ub9ac(&gt;500m\u201310km): <\/strong>LR4\uac00 \uc720\uc77c\ud558\uac8c \uc2e4\uc6a9\uc801\uc778 \uc635\uc158\uc774 \ub429\ub2c8\ub2e4<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc801\uc808\ud55c QSFP28 \uc720\ud615\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774 \uac04\ud3b8\ud55c \uc758\uc0ac\uacb0\uc815 \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uac70\ub9ac \u2264100m \u2192 <strong>SR4(\ub2e4\uc911 \ubaa8\ub4dc)<\/strong><\/p><\/li><li><p>\uac70\ub9ac \u2265500m \u2192 <strong>LR4(\ub2e8\uc77c \ubaa8\ub4dc)<\/strong><\/p><\/li><li><p>\uae30\uc874 \uc778\ud504\ub77c:<\/p><ul><li><p>MPO \ucf00\uc774\ube14\ub9c1 \u2192 SR4<\/p><\/li><li><p>LC \uad11\uc12c\uc720 \u2192 LR4<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>QSFP28\uc740 \ud2b9\uc815 \uad11\uc12c\uc720 \uc885\ub958\ub85c \uc81c\ud55c\ub418\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\uc624\ud788\ub824 \uc5ec\ub7ec \uad11\ud559 \ud45c\uc900\uc744 \uc9c0\uc6d0\ud558\ub294 \uc720\uc5f0\ud55c \ud50c\ub7ab\ud3fc\uc785\ub2c8\ub2e4<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uacb0\uc815\uc740: \ub2e8\uac70\ub9ac + \ub0ae\uc740 \ube44\uc6a9(SR4) \ub300 \uc7a5\uac70\ub9ac + \ub192\uc740 \uc804\ub2ec \uac70\ub9ac(LR4)\uc785\ub2c8\ub2e4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc73c\ub85c, \uc2e4\uc81c \ud604\uc7a5\uc5d0\uc11c \ub9e4\uc6b0 \uc911\uc694\ud55c \ubb38\uc81c\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4: \uc65c MSA \ud638\ud658 QSFP28 \ubaa8\ub4c8\uc870\ucc28 \uc2e4\uc81c \uad6c\ucd95 \ud658\uacbd\uc5d0\uc11c \uc2e4\ud328\ud558\ub294 \uac83\uc77c\uae4c\uc694?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 \uc65c MSA \ud638\ud658 QSFP28 \ubaa8\ub4c8\uc774 \uc5ec\uc804\ud788 \uc2e4\ud328\ud560\uae4c\uc694?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u201cMSA \ud638\ud658\u201d\uc774\ub77c\uace0 \ud45c\uc2dc\ub418\uc5b4 \uc788\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0, QSFP28 \ubaa8\ub4c8\uc740 \uc2e4\uc81c \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \ud56d\uc0c1 \uc2e0\ub8b0\uc131 \uc788\uac8c \uc791\ub3d9\ud558\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \uc774\ub294 100G \ub9c1\ud06c\ub97c \uad6c\ucd95\ud558\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4 \uc0ac\uc774\uc5d0\uc11c \uac00\uc7a5 \uc88c\uc808\uac10\uc744 \uc8fc\ub294 \ubb38\uc81c\uc774\uc790, \uac00\uc7a5 \uc790\uc8fc \uac80\uc0c9\ub418\ub294 \ubb38\uc81c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud575\uc2ec \uc6d0\uc778\uc740 \uac04\ub2e8\ud569\ub2c8\ub2e4: MSA\ub294 \ud558\ub4dc\uc6e8\uc5b4 \ud45c\uc900\uc744 \uc815\uc758\ud558\uc9c0\ub9cc, \uc2e4\uc81c \uc131\ub2a5\uc740 \ud45c\uc900\ud654\ub418\uc9c0 \uc54a\uc740 \uc5ec\ub7ec \ucd94\uac00 \uc694\uc778\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4<strong>.<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9.jpg\" alt=\"Why MSA-Compliant QSFP28 Modules Still Fail?\" class=\"wp-image-2829\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/591f0528d82948bb8a3d85d3cb88aad9-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\ubca4\ub354 \uc7a0\uae08 \ubc0f EEPROM \ud638\ud658\uc131 \ubb38\uc81c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9ce\uc740 \ub124\ud2b8\uc6cc\ud06c \uc2a4\uc704\uce58(\ud2b9\ud788 \uc8fc\uc694 \ube0c\ub79c\ub4dc \uc81c\ud488)\ub294 \ubca4\ub354\ubcc4 \uac80\uc99d \uba54\ucee4\ub2c8\uc998\uc744 \uad6c\ud604\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubc1c\uc0dd\ud558\ub294 \ud604\uc0c1:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\uc704\uce58\uac00 \ubaa8\ub4c8\uc758 EEPROM \ub370\uc774\ud130\ub97c \uc77d\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\ubca4\ub354 ID\uac00 \uc778\uc2dd\ub418\uc9c0 \uc54a\ub294 \uacbd\uc6b0:<\/p><ul><li><p>\u274c \ud3ec\ud2b8\uac00 \ube44\ud65c\uc131\ud654\ub420 \uc218 \uc788\uc74c<\/p><\/li><li><p>\u274c \uacbd\uace0 \uba54\uc2dc\uc9c0\uac00 \ud45c\uc2dc\ub428<\/p><\/li><li><p>\u274c \uae30\ub2a5\uc774 \uc81c\ud55c\ub420 \uc218 \uc788\uc74c<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2e4\uc81c \uc601\ud5a5: <\/strong>\ubaa8\ub4c8\uc774 \ubb3c\ub9ac\uc801\uc73c\ub85c \ud638\ud658\ub418\ub354\ub77c\ub3c4 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud5c8\uc6a9\ub418\uc9c0 \uc54a\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud38c\uc6e8\uc5b4 \ubc0f FEC \ubd88\uc77c\uce58<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc815\uc624\ub958 \uc815\uc815(FEC)\uc740 100G \ub9c1\ud06c\uc5d0 \ud544\uc218\uc801\uc774\uc9c0\ub9cc, \ubca4\ub354 \uac04\uc5d0 \uc644\uc804\ud788 \ud45c\uc900\ud654\ub418\uc5b4 \uc788\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc77c\ubc18\uc801\uc778 \ubb38\uc81c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ud55c \uc7a5\uce58\ub294 RS-FEC\ub97c \uc0ac\uc6a9\ud558\uace0, \ub2e4\ub978 \uc7a5\uce58\ub294 FC-FEC\ub97c \uc0ac\uc6a9\ud568<\/p><\/li><li><p>\uc2a4\uc704\uce58 \uac04 \uae30\ubcf8 \uc124\uc815\uc774 \ub2e4\ub984<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uacb0\uacfc:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c \ub9c1\ud06c \uc124\uc815 \uc2e4\ud328<\/p><\/li><li><p>\u274c \ub192\uc740 \uc624\ub958\uc728<\/p><\/li><li><p>\u274c \ub9c1\ud06c \ud50c\ub798\ud551(\ubd88\uc548\uc815\ud55c \uc5f0\uacb0) \ubc1c\uc0dd<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub294 \u201c\uc791\ub3d9\ud574\uc57c \ud558\ub294\ub370 \uc791\ub3d9\ud558\uc9c0 \uc54a\ub294\ub2e4\u201d\ub294 \uc0c1\ud669\uc758 \uc8fc\uc694 \uc6d0\uc778\uc785\ub2c8\ub2e4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uad11\ud559 \uacc4\uce35 \ubb38\uc81c(\uac00\uc7a5 \uacfc\uc18c\ud3c9\uac00\ub41c \uc694\uc778)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc62c\ubc14\ub978 \ubaa8\ub4c8\uc744 \uc0ac\uc6a9\ud558\ub354\ub77c\ub3c4 \ubb3c\ub9ac \uacc4\uce35 \ubb38\uc81c\ub85c \ub9c1\ud06c\uac00 \ub04a\uae38 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc790\uc8fc \ubc1c\uc0dd\ud558\ub294 \uc6d0\uc778:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc624\uc5fc\ub41c MPO \ucee4\ub125\ud130(\ub9e4\uc6b0 \ud754\ud568)<\/p><\/li><li><p>\uad11\uc12c\uc720 \uadf9\uc131 \ubd88\uc77c\uce58<\/p><\/li><li><p>\ubd80\uc801\uc808\ud55c \uad11\uc12c\uc720 \uc720\ud615(<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/smf-optical-transceiver-vs-mmf-optical-transceiver-guide\/\">MMF \ub300 SMF<\/a>)<\/p><\/li><li><p>\uacfc\ub3c4\ud55c \uad11 \ucd9c\ub825(\ub2e8\uac70\ub9ac \ub9c1\ud06c\uc5d0\uc11c LR4 \uc0ac\uc6a9 \uc2dc)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud575\uc2ec \uc0ac\ud56d:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28\uc740 4\uac1c\uc758 \ub808\uc778\uc744 \uc0ac\uc6a9\ud558\uba70, \ub808\uc778 \uc911 \ud558\ub098\ub77c\ub3c4 \uc2e4\ud328\ud558\uba74 \uc804\uccb4 100G \ub9c1\ud06c\uac00 \ub04a\uae41\ub2c8\ub2e4<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud488\uc9c8 \ucc28\uc774 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">\ud0c0\uc0ac \ubaa8\ub4c8<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub4e0 \u201cMSA \ud638\ud658\u201d \ubaa8\ub4c8\uc774 \ub3d9\uc77c\ud558\uac8c \uc81c\uc870\ub418\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uad00\ucc30\ub41c \ubb38\uc81c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc800\uac00\ud615 \uad11\ubaa8\ub4c8\uc5d0\uc11c \ub354 \ub192\uc740 \uace0\uc7a5\ub960<\/p><\/li><li><p>\uc77c\uad00\ub418\uc9c0 \uc54a\uc740 \uc81c\uc870 \ud488\uc9c8<\/p><\/li><li><p>\uc5f4 \uc124\uacc4 \ubd80\uc871<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uacb0\uacfc:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c \uc870\uae30 \ubaa8\ub4c8 \uace0\uc7a5<\/p><\/li><li><p>\u274c \ubd80\ud558 \ud558\uc5d0\uc11c \ubd88\uc548\uc815\ud55c \uc131\ub2a5<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc5f4 \ubc0f \uc804\ub825 \uc81c\uc57d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 \ubaa8\ub4c8\uc740 \uc800\uc18d \uad11\ubaa8\ub4c8\ubcf4\ub2e4 \ub354 \ub9ce\uc740 \uc804\ub825\uc744 \uc18c\ube44\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc704\ud5d8 \uc694\uc18c:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uace0\ubc00\ub3c4 \uc2a4\uc704\uce58\uc5d0\uc11c \uacfc\uc5f4 \ubc1c\uc0dd<\/p><\/li><li><p>\uacf5\uae30 \ud750\ub984 \ubd80\uc871<\/p><\/li><li><p>\uc628\ub3c4\uc5d0 \uc758\ud55c \uace0\uc7a5<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud2b9\ud788 \ub2e4\uc74c\uc5d0\uc11c \ud754\ud568:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uad6c\ub9ac(<span class=\"copper\">Copper<\/span>)<a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/direct-attach-cables-dac-in-networking\/\">DAC<\/a>) \ubaa8\ub4c8<\/p><\/li><li><p><a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/482686.htm\">RJ45 SFP \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/a><\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uc798\ubabb\ub41c \uad6c\uc131 \ubc0f \ube0c\ub808\uc774\ud06c\uc544\uc6c3 \uc624\ub958<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28\uc740 \ube0c\ub808\uc774\ud06c\uc544\uc6c3 \ubaa8\ub4dc\ub97c \uc9c0\uc6d0\ud558\uc9c0\ub9cc, \uc62c\ubc14\ub978 \uad6c\uc131\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc77c\ubc18\uc801\uc778 \uc2e4\uc218:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc798\ubabb\ub41c \ud3ec\ud2b8 \ubaa8\ub4dc(100G \ub300 4\u00d725G)<\/p><\/li><li><p>\uc9c0\uc6d0\ub418\uc9c0 \uc54a\ub294 \ube0c\ub808\uc774\ud06c\uc544\uc6c3 \ucf00\uc774\ube14<\/p><\/li><li><p>\uc2a4\uc704\uce58 \uce21 \uad6c\uc131 \ubd88\uc77c\uce58<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uacb0\uacfc:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u274c \ub9c1\ud06c \uc5c6\uc74c<\/p><\/li><li><p>\u274c \uc18d\ub3c4 \uac10\uc18c<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uadfc\ubcf8 \uc6d0\uc778: \ud45c\uc900 \ub300 \ud604\uc2e4<\/h3>\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>\uacc4\uce35<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>MSA\ub294<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc2e4\uc81c \uace0\uc7a5 \uc704\ud5d8<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\ubb3c\ub9ac\uc801 \uc7a5\ucc29 \uac00\ub2a5\uc131<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2705 \uc608<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub4dc\ubb3e<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\uc804\uae30\uc801 \uc778\ud130\ud398\uc774\uc2a4<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2705 \uc608<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub0ae\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\ud38c\uc6e8\uc5b4 \ub3d9\uc791<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u274c \uc5c6\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub192\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\uad11\ud559 \uc870\uac74<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u274c \uc5c6\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub9e4\uc6b0 \ub192\uc74c<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\ubca4\ub354 \ud638\ud658\uc131<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u274c \uc5c6\uc74c<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc911\uc694<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\uace0\uc7a5 \uc704\ud5d8 \uac10\uc18c \ubc29\ubc95<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \ubc30\ud3ec \uacbd\ud5d8\uc744 \uae30\ubc18\uc73c\ub85c:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2714 \ubc30\ud3ec \uc804:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\uc704\uce58 \ud638\ud658 \ubaa9\ub85d \ud655\uc778<\/p><\/li><li><p>\uc801\uc808\ud788 \ucf54\ub529\ub41c \ubaa8\ub4c8 \uc0ac\uc6a9<\/p><\/li><li><p>FEC \uc124\uc815\uc744 \ub9de\ucd94\uc138\uc694.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2714 \uc124\uce58 \uc911:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubaa8\ub4e0 \uad11\uc12c\uc720 \ucee4\ub125\ud130(\ud2b9\ud788 MPO)\ub97c \uccad\uc18c\ud558\uc138\uc694.<\/p><\/li><li><p>\uad11\uc12c\uc720 \uc885\ub958 \ubc0f \uadf9\uc131(polarity)\uc744 \ud655\uc778\ud558\uc138\uc694.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u2714 \ud14c\uc2a4\ud2b8 \uc911:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uad11 \ucd9c\ub825 \ub808\ubca8 \ud655\uc778<\/p><\/li><li><p>\uc624\ub958 \uce74\uc6b4\ud130 \ubc0f \ub9c1\ud06c \uc548\uc815\uc131\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc138\uc694.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>MSA \uc900\uc218\ub294 \ucd9c\ubc1c\uc810\uc77c \ubfd0\u2014\uc131\uacf5\uc744 \ubcf4\uc7a5\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ub300\ubd80\ubd84\uc758 \uc7a5\uc560\ub294 \ub2e4\uc74c\uc5d0\uc11c \ubc1c\uc0dd\ud569\ub2c8\ub2e4:<\/p><ul><li><p>\ud638\ud658\uc131 \uaca9\ucc28<\/p><\/li><li><p>\ubb3c\ub9ac \uacc4\uce35 \ubb38\uc81c<\/p><\/li><li><p>\ud488\uc9c8 \ubd88\uc77c\uce58<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 100G \uc131\ub2a5\uc744 \ub2ec\uc131\ud558\ub824\uba74 \ud45c\uc900\uc744 \ub118\uc5b4\uc11c\uc57c \ud558\uba70, \ub2e4\uc74c\uc5d0 \uc9d1\uc911\ud574\uc57c \ud569\ub2c8\ub2e4: <strong>\uc5d4\ub4dc\ud22c\uc5d4\ub4dc \uac80\uc99d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uc81c \ubb38\uc81c\uc5d0\uc11c \ud574\uacb0\ucc45\uc73c\ub85c \ub118\uc5b4\uac00\uaca0\uc2b5\ub2c8\ub2e4: \uc2e4\uc81c \ubc30\ud3ec \ud658\uacbd\uc5d0\uc11c QSFP28 \ud638\ud658\uc131\uc744 \ud655\ubcf4\ud558\uace0 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud53c\ud558\ub824\uba74 \uc5b4\ub5bb\uac8c \ud574\uc57c \ud560\uae4c\uc694?<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 \uc2e4\uc81c \ubc30\ud3ec \ud658\uacbd\uc5d0\uc11c QSFP28 \ud638\ud658\uc131\uc744 \ud655\ubcf4\ud558\ub294 \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">MSA \uc900\uc218 QSFP28 \ubaa8\ub4c8\ub3c4 \uc5ec\uc804\ud788 \uc2e4\ud328\ud560 \uc218 \uc788\ub294 \uc774\uc720\ub97c \uc774\ud574\ud55c \ud6c4, \ub2e4\uc74c \ub2e8\uacc4\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubc30\ud3ec \uc6cc\ud06c\ud50c\ub85c\uc6b0\ub97c \uad6c\ucd95\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc2e4\uc0ac\uc6a9 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c\ub294 \uac00\uc815\uc774 \uc544\ub2cc \uccb4\uacc4\uc801\uc778 \uac80\uc99d\uc5d0\uc11c \uc131\uacf5\uc774 \ub098\uc635\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc774 \ud638\ud658\uc131\uacfc \uc548\uc815\uc131\uc744 \ud655\ubcf4\ud558\uae30 \uc704\ud574 \ud604\uc7a5\uc5d0\uc11c \uac80\uc99d\ub41c \uc2e4\uc6a9\uc801\uc778 \uc811\uadfc \ubc29\uc2dd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9.jpg\" alt=\"Ensure QSFP28 Compatibility in Real Deployments\" class=\"wp-image-2830\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/49fb32be119e435d8449bed5dadf9ce9-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\ub2e8\uacc4\ubcc4 \uac80\uc99d \uc6cc\ud06c\ud50c\ub85c\uc6b0<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" >\u2705 \uc2a4\uc704\uce58 \ubc0f \ud38c\uc6e8\uc5b4 \ud638\ud658\uc131 \ud655\uc778<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uc911\uc694\ud55c \uacc4\uce35\ubd80\ud130 \uc2dc\uc791\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc2a4\uc704\uce58 \ud558\ub4dc\uc6e8\uc5b4 \ud638\ud658\uc131 \ubaa9\ub85d(HCL)\uc744 \ud655\uc778\ud558\uc138\uc694.<\/p><\/li><li><p>\ud655\uc778\ud558\uc2ed\uc2dc\uc624:<\/p><ul><li><p>\uc9c0\uc6d0\ub418\ub294 QSFP28 \ubaa8\ub4c8 \uc720\ud615(SR4, LR4 \ub4f1)<\/p><\/li><li><p>\ud38c\uc6e8\uc5b4\/OS \ubc84\uc804 \uc694\uad6c \uc0ac\ud56d<\/p><\/li><\/ul><\/li><li><p>\ub2e4\uc74c\uc744 \uc2dd\ubcc4\ud558\uc138\uc694:<\/p><ul><li><p>\ubca4\ub354 \uc7a0\uae08 \uc81c\ud55c<\/p><\/li><li><p>\ud544\uc218 EEPROM \ucf54\ub529<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc804\ubb38\uac00 \ud301:<\/strong> \ub3d9\uc77c\ud55c \uc2a4\uc704\uce58 \ubaa8\ub378 \ub0b4\uc5d0\uc11c\ub3c4 \ud38c\uc6e8\uc5b4 \ubc84\uc804\uc5d0 \ub530\ub77c \ud638\ud658\uc131 \ub3d9\uc791\uc774 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud83d\udd0c \uad11\ud559 \uc7a5\uce58 \uc720\ud615\uc744 \uc0ac\uc6a9 \uc0ac\ub840\uc640 \uc77c\uce58\uc2dc\ud0b5\ub2c8\ub2e4.<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\ubaa8\ub4c8\uacfc \uc778\ud504\ub77c \uac04 \uc815\ub82c\uc744 \ubcf4\uc7a5\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uac70\ub9ac:<\/p><ul><li><p>\u2264100m \u2192 SR4(\ub2e4\uc911\ubaa8\ub4dc \uad11\uc12c\uc720, MMF)<\/p><\/li><li><p>\u2265500m \u2192 LR4(\ub2e8\uc77c\ubaa8\ub4dc \uad11\uc12c\uc720, SMF)<\/p><\/li><\/ul><\/li><li><p>\ucee4\ub125\ud130:<\/p><ul><li><p>MPO(SR4) \ub300\ube44 LC(LR4)<\/p><\/li><\/ul><\/li><li><p>\uad11\uc12c\uc720 \uc885\ub958:<\/p><ul><li><p>OM3\/OM4 \ub300\ube44 OS2<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uad11\ud559 \uc7a5\uce58 \ubd88\uc77c\uce58\ub294 \ub9c1\ud06c \uc7a5\uc560\uc758 \uac00\uc7a5 \ud754\ud55c \uc6d0\uc778 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\u2699\ufe0f FEC \ubc0f \ud3ec\ud2b8 \uad6c\uc131 \uc77c\uce58\ud654<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\ub9c1\ud06c \uc591 \ub05d\ub2e8 \ubaa8\ub450 \uad6c\uc131\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>FEC \ubaa8\ub4dc \uc77c\uce58:<\/p><ul><li><p>RS-FEC \ub300\ube44 FC-FEC<\/p><\/li><\/ul><\/li><li><p>\uc62c\ubc14\ub978 \ud3ec\ud2b8 \ubaa8\ub4dc \uc124\uc815:<\/p><ul><li><p>100G \ub300\ube44 \ube0c\ub808\uc774\ud06c\uc544\uc6c3(4\u00d725G)<\/p><\/li><\/ul><\/li><li><p>\uc790\ub3d9 \ud611\uc0c1(auto-negotiation) \uc124\uc815\uc774 \uc77c\uad00\ub418\ub3c4\ub85d \ubcf4\uc7a5\ud558\uc138\uc694.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">FEC \ubd88\uc77c\uce58\ub294 \uc228\uaca8\uc9c4, \uadf8\ub7ec\ub098 \ub9e4\uc6b0 \uc911\uc694\ud55c \uc7a5\uc560 \uc694\uc778\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud83e\uddfc \uad11\ud559 \uacc4\uce35 \uc810\uac80 \ubc0f \uccad\uc18c<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb3c\ub9ac\uc801 \uc810\uac80\uc744 \uacb0\ucf54 \uc0dd\ub7b5\ud558\uc9c0 \ub9c8\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubaa8\ub4e0 \ucee4\ub125\ud130\ub97c \uccad\uc18c\ud558\uc138\uc694(\ud2b9\ud788 MPO).<\/p><\/li><li><p>\uc810\uac80\ud558\uc2ed\uc2dc\uc624:<\/p><ul><li><p>\uad11\uc12c\uc720 \uadf9\uc131(polarity)<\/p><\/li><li><p>\ucf00\uc774\ube14 \ubb34\uacb0\uc131<\/p><\/li><\/ul><\/li><li><p>\ub2e4\uc74c\uc744 \uc0ac\uc6a9\ud558\uc138\uc694:<\/p><ul><li><p>\uad11\uc12c\uc720 \uac80\uc0ac \ud604\ubbf8\uacbd<\/p><\/li><li><p>\uccad\uc18c \ud0a4\ud2b8<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e8 \ud558\ub098\uc758 \uc624\uc5fc\ub41c \ub808\uc778(lane)\ub9cc\uc73c\ub85c\ub3c4 \uc804\uccb4 100G \ub9c1\ud06c\uac00 \ub2e4\uc6b4\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" >\ud83e\uddea \uc0ac\uc804 \ubc30\ud3ec \ud14c\uc2a4\ud2b8 \uc218\ud589<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc11c\ube44\uc2a4 \uc774\uc804\uc5d0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uce21\uc815 \ud56d\ubaa9:<\/p><ul><li><p>TX\/RX \uad11 \ucd9c\ub825<\/p><\/li><li><p>\ub9c1\ud06c \uc190\uc2e4(dB)<\/p><\/li><\/ul><\/li><li><p>\ubaa8\ub2c8\ud130\ub9c1 \ud56d\ubaa9:<\/p><ul><li><p>\uc624\ub958 \uce74\uc6b4\ud130<\/p><\/li><li><p>\uc2e0\ud638 \uc548\uc815\uc131<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\ud5d8\uc2e4 \ud14c\uc2a4\ud2b8\ub294 \uc0dd\uc0b0 \ub9ac\uc2a4\ud06c\ub97c \uc0c1\ub2f9\ud788 \uc904\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >QSFP28 \ud638\ud658\uc131 \uccb4\ud06c\ub9ac\uc2a4\ud2b8<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ubc30\ud3ec \uc804\uc5d0 \uc774 \uccb4\ud06c\ub9ac\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc138\uc694:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud558\ub4dc\uc6e8\uc5b4 \ubc0f \uad11\ud559 \uc7a5\uce58<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2714 QSFP28 \ubaa8\ub4c8 \uc720\ud615\uc774 \uac70\ub9ac \ubc0f \uad11\uc12c\uc720\uc640 \uc77c\uce58\ud568<\/p><\/li><li><p>\u2714 \ucee4\ub125\ud130 \uc720\ud615(MPO\/LC)\uc774 \ucf00\uc774\ube14\ub9c1\uacfc \uc77c\uce58\ud568<\/p><\/li><li><p>\u2714 \ubaa8\ub4c8\uc774 \ub300\uc0c1 \uc2a4\uc704\uce58\uc6a9\uc73c\ub85c \ucf54\ub529\ub428(\ud544\uc694\ud55c \uacbd\uc6b0)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2a4\uc704\uce58 \ubc0f \uad6c\uc131<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2714 \uc2a4\uc704\uce58 \ud38c\uc6e8\uc5b4\uac00 \ud574\ub2f9 \ubaa8\ub4c8\uc744 \uc9c0\uc6d0\ud568<\/p><\/li><li><p>\u2714 \uc591\ucabd \ub05d\uc5d0\uc11c FEC \uc124\uc815\uc774 \uc77c\uce58\ud568<\/p><\/li><li><p>\u2714 \ud3ec\ud2b8 \ubaa8\ub4dc\uac00 \uc62c\ubc14\ub974\uac8c \uad6c\uc131\ub428<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc2e0\ud638 \ucc98\ub9ac, \uc778\ucf54\ub529, \uc804\uae30\uc801 \uc5f0\uacb0\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2714 \uad11\uc12c\uc720 \uc720\ud615(MMF\/SMF)\uc774 \uc62c\ubc14\ub984<\/p><\/li><li><p>\u2714 \ucee4\ub125\ud130\uac00 \uae68\ub057\ud558\uace0 \uc190\uc0c1\ub418\uc9c0 \uc54a\uc74c<\/p><\/li><li><p>\u2714 \uadf9\uc131(polarity)\uc774 \uac80\uc99d\ub428<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud14c\uc2a4\ud2b8 \ubc0f \uac80\uc99d<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\u2714 \uad11 \ucd9c\ub825\uc774 \uc548\uc804 \ubc94\uc704 \ub0b4\uc5d0 \uc788\uc74c<\/p><\/li><li><p>\u2714 CRC \uc624\ub958 \ub610\ub294 \ube44\ud2b8 \uc624\ub958 \uc5c6\uc74c<\/p><\/li><li><p>\u2714 \ubd80\ud558 \ud558\uc5d0\uc11c\ub3c4 \ub9c1\ud06c\uac00 \uc548\uc815\uc801\uc784<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\uacf5\uae09\uc5c5\uccb4 \uc120\uc815 \uc804\ub7b5(\uc548\uc815\uc131 \ud655\ubcf4\ub97c \uc704\ud574 \ud544\uc218\uc801)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc801\uc808\ud55c \uacf5\uae09\uc5c5\uccb4\ub97c \uc120\ud0dd\ud558\ub294 \uac83\uc740 \uae30\uc220\uc801 \uac80\uc99d\ub9cc\ud07c \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud638\ud658\uc131 \uc9c0\uc6d0 \uc6b0\uc120 \uace0\ub824<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c \uc0ac\ud56d\uc744 \uc81c\uacf5\ud558\ub294 \uacf5\uae09\uc5c5\uccb4\ub97c \ucc3e\uc544\ubcf4\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ud2b9\uc815 \ube0c\ub79c\ub4dc\uc6a9 \uc0ac\uc804 \ucf54\ub529\ub41c \ubaa8\ub4c8<\/p><\/li><li><p>\ud638\ud658\uc131 \ubcf4\uc7a5<\/p><\/li><li><p>\uae30\uc220 \ubb38\uc11c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ube44\uc6a9 \ub300 \uc2e0\ub8b0\uc131 \uade0\ud615 \uc870\uc815<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ucd08\uc800\uac00 \ubaa8\ub4c8\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \ubb38\uc81c\ub97c \uac00\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p><ul><li><p>\uace0\uc7a5\ub960\uc774 \ub354 \ub192\uc74c<\/p><\/li><li><p>\ucda9\ubd84\ud55c \ud14c\uc2a4\ud2b8 \ubd80\uc871<\/p><\/li><\/ul><\/li><li><p>\ud504\ub9ac\ubbf8\uc5c4 \ubaa8\ub4c8\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p><ul><li><p>\ub354 \ub098\uc740 \uc77c\uad00\uc131 \uc81c\uacf5<\/p><\/li><li><p>\uc7a5\uae30\uc801\uc778 \ub9ac\uc2a4\ud06c \uac10\uc18c<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uac00\uc7a5 \uc800\ub834\ud55c \uc635\uc158\uc740 \uc885\uc885 \uc6b4\uc601 \ube44\uc6a9 \uc99d\uac00\ub85c \uc774\uc5b4\uc9d1\ub2c8\ub2e4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ud14c\uc2a4\ud2b8 \ubc0f \ud488\uc9c8 \uad00\ub9ac \ud3c9\uac00<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\ub294 \ub2e4\uc74c\uc744 \uc81c\uacf5\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubc88\uc778(burn-in) \ud14c\uc2a4\ud2b8<\/p><\/li><li><p>\uad11\ud559 \uc131\ub2a5 \uac80\uc99d<\/p><\/li><li><p>\uba85\ud655\ud55c \uc0ac\uc591\uc11c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc9c0\uc6d0 \ubc0f RMA \ud504\ub85c\uc138\uc2a4 \ud655\uc778<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e4\uc81c \uc0ac\uc6a9\uc790 \ud53c\ub4dc\ubc31\uc5d0 \ub530\ub974\uba74:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uac00\uaca9\ubcf4\ub2e4 \ube60\ub978 \uad50\uccb4\uac00 \ub354 \uc911\uc694\ud568<\/p><\/li><li><p>\uc5f4\uc545\ud55c RMA \uc9c0\uc6d0\uc740 \ud504\ub85c\uc81d\ud2b8 \uc9c0\uc5f0\uc744 \ud06c\uac8c \uc720\ubc1c\ud560 \uc218 \uc788\uc74c<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubaa8\ubc94 \uc0ac\ub840: \ub2e8\uc77c \uc9c0\uc810 \ub9ac\uc2a4\ud06c \ud68c\ud53c<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud55c \uacf5\uae09\uc5c5\uccb4\uc5d0\ub9cc \uc758\uc874\ud558\uc9c0 \ub9d0\uace0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>2~3\uac1c\uc758 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\ub97c \uac80\uc99d\ud558\uc138\uc694<\/p><\/li><li><p>\ud14c\uc2a4\ud2b8 \uc808\ucc28 \ud45c\uc900\ud654<\/p><\/li><li><p>\ud575\uc2ec \ub9c1\ud06c\uc5d0 \ub300\ud55c \ubc31\uc5c5 \uc7ac\uace0 \ud655\ubcf4<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub97c \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/473134.htm\">QSFP28<\/a> \uc2e4\uc81c \ubc30\ud3ec \uc2dc \ud638\ud658\uc131\uc744 \ud655\ubcf4\ud558\ub824\uba74:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>MSA \uc900\uc218 \uc5ec\ubd80\ub9cc\uc73c\ub85c \ud310\ub2e8\ud558\uc9c0 \ub9c8\uc138\uc694<\/p><\/li><li><p>\uad6c\uc870\ud654\ub41c \uac80\uc99d \uc6cc\ud06c\ud50c\ub85c\uc6b0\ub97c \ub530\ub974\uc138\uc694<\/p><\/li><li><p>\uacb0\ud569:<\/p><ul><li><p>\uae30\uc220\uc801 \uc815\ub82c<\/p><\/li><li><p>\ubb3c\ub9ac\uc801 \uc810\uac80<\/p><\/li><li><p>\uacf5\uae09\uc5c5\uccb4 \uc2e0\ub8b0\uc131<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc131\uacf5\uc801\uc778 100G \ubc30\ud3ec\ub294 \ub2e8\uc21c\ud788 \uc801\uc808\ud55c \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud558\ub294 \uac83\ub9cc\uc774 \uc544\ub2d9\ub2c8\ub2e4\u2014<br\/>\uc804\uccb4 \uc5d4\ub4dc\ud22c\uc5d4\ub4dc \ub9c1\ud06c \ud658\uacbd\uc744 \uac80\uc99d\ud558\ub294 \uac83\uc785\ub2c8\ub2e4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc73c\ub85c, \uc2e4\uc6a9\uc801\uc778 \uad6c\ub9e4 \uad00\uc810\uc5d0\uc11c \ubaa8\ub4e0 \ub0b4\uc6a9\uc744 \uc885\ud569\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4: \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 QSFP28 \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud558\ub294 \ubc29\ubc95(\uacb0\uc815 \uac00\uc774\ub4dc + \uccb4\ud06c\ub9ac\uc2a4\ud2b8)<strong>.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83d\udcd8 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 QSFP28 \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud558\uae30 \uc704\ud55c \ucd5c\uc120\uc758 \ubc29\ubc95<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc131\uacf5\uc801\uc778 100G \ub124\ud2b8\uc6cc\ud06c \uad6c\ucd95\uc740 \uc62c\ubc14\ub978 <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27045-100g-qsfp28-sfp-dd.htm\">QSFP28 \ubaa8\ub4c8<\/a>. \ubaa8\ub4c8 \uc120\ud0dd\uc5d0\uc11c \uc2dc\uc791\ub429\ub2c8\ub2e4. 2026\ub144\uc5d0\ub3c4 \uc5d4\uc9c0\ub2c8\uc5b4\ub4e4\uc740 \uc800\ud488\uc9c8 \ub610\ub294 \ud638\ud658\ub418\uc9c0 \uc54a\ub294 \uad11\ud559 \ubd80\ud488\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub97c \uc5ec\uc804\ud788 \uacaa\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ucd5c\uc120\uc758 \ubc29\ubc95\uc744 \ub530\ub974\uba74 \uc131\ub2a5\uacfc \uc7a5\uae30\uc801\uc778 \uc2e0\ub8b0\uc131\uc744 \ubaa8\ub450 \ud655\ubcf4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55.jpg\" alt=\"Choosing Reliable QSFP28 Modules Practices\" class=\"wp-image-2831\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55-300x169.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55-1024x576.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55-768x432.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/0facd170f530413abe9b7c873b30df55-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud83d\udd39 1. \uccb4\uacc4\uc801\uc778 \uad6c\ub9e4 \ud504\ub808\uc784\uc6cc\ud06c \uc0ac\uc6a9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">QSFP28 \ubaa8\ub4c8\uc744 \uc120\ud0dd\ud560 \ub54c\ub294 \ub2e4\uc74c \uc138 \uac00\uc9c0 \ud575\uc2ec \ucc28\uc6d0\uc5d0\uc11c \uc635\uc158\uc744 \ud3c9\uac00\ud558\uc138\uc694:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>A. \uc131\ub2a5 \ub300 \ube44\uc6a9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\uace0\uc131\ub2a5 \ubaa8\ub4c8<\/strong>:<\/p><ul><li><p>\uc77c\ubc18\uc801\uc73c\ub85c \ub354 \ube44\uc309\ub2c8\ub2e4<\/p><\/li><li><p>\ub0ae\uc740 \uace0\uc7a5\ub960, \uc6b0\uc218\ud55c \uc5f4 \ub0b4\uc131, \uac15\ub825\ud55c \ubca4\ub354 \uc9c0\uc6d0\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4<\/p><\/li><\/ul><\/li><li><p><strong>\uc608\uc0b0\ud615 \ubaa8\ub4c8<\/strong>:<\/p><ul><li><p>\ucd08\uae30 \ube44\uc6a9\uc774 \ub0ae\uc2b5\ub2c8\ub2e4<\/p><\/li><li><p>\ub9c1\ud06c \ubd88\uc548\uc815, \ud638\ud658\uc131 \ubb38\uc81c \ub610\ub294 \uc870\uae30 \uace0\uc7a5 \uc704\ud5d8\uc774 \ub192\uc2b5\ub2c8\ub2e4<\/p><\/li><\/ul><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc77c\ubc18\uc801\uc778 \uacbd\ud5d8\uce59: <\/strong>\ub2e8\uc21c\ud55c \ucd08\uae30 \uac00\uaca9\uc774 \uc544\ub2cc, Gbps\ub2f9 \ube44\uc6a9 \ubc0f \uc7a5\uae30 \uc2e0\ub8b0\uc131\uc744 \uace0\ub824\ud558\uc138\uc694.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B. \ud14c\uc2a4\ud2b8 \ubc0f \uc778\uc99d<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud56d\uc0c1 \ub2e4\uc74c\uc744 \uc81c\uacf5\ud558\ub294 \ubaa8\ub4c8\uc744 \uc6b0\uc120\uc801\uc73c\ub85c \uc120\ud0dd\ud558\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\uc8fc\uc694 \uc2a4\uc704\uce58 \ube0c\ub79c\ub4dc\uc5d0 \ub300\ud55c<\/strong> \ubca4\ub354 \uacf5\uc2dd \uc778\uc99d<\/p><\/li><li><p><strong>QSFP28 MSA \ud45c\uc900(SR4, LR4,<\/strong> CWDM4) \uc900\uc218 \uac80\uc99d, <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/482370.htm\">CWDM4<\/a>)<\/p><\/li><li><p><strong>\uc0ac\uc804 \ubc30\ud3ec \ud14c\uc2a4\ud2b8 \ubcf4\uace0\uc11c<\/strong> \uad11 \ucd9c\ub825, \ube44\ud2b8 \uc624\ub958\uc728(BER), FEC \ud638\ud658\uc131 \uac80\uc0ac \ud3ec\ud568<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc804\ubb38\uac00 \ud301:<\/strong> \uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c \ud14c\uc2a4\ud2b8\ub41c \ubaa8\ub4c8\uc740 \uac80\uc99d\ub418\uc9c0 \uc54a\uc740 \u201cMSA \ud638\ud658\u201d \uc77c\ubc18 \uad11\ud559 \ubd80\ud488\ubcf4\ub2e4 \ud6e8\uc52c \uc2e0\ub8b0\uc131\uc774 \ub192\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C. \ubca4\ub354 \ud3c9\ud310 \ubc0f \uc9c0\uc6d0<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubca4\ub354\ub294 \uc6b4\uc601 \ub9ac\uc2a4\ud06c\ub97c \uc904\uc5ec\uc90d\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\ubaa8\ub2c8\ud130\ub9c1, \uacbd\ubcf4 \ubc0f \uc218\ub3d9 \uac1c\uc785\uc744 \uc704\ud55c<br> <strong>\uc0ac\uc804 \ucf54\ub529 \ub610\ub294 \ube0c\ub79c\ub4dc \ud638\ud658 \ubaa8\ub4c8<\/strong><\/p><\/li><li><p>\ub0ae\uc740 \uc778\ub355\ud134\uc2a4\uc640 \uc548\uc815\uc801\uc778 \uc131\ub2a5\uc744 <strong>\uc2e0\uc18d\ud55c RMA \ubc0f \uae30\uc220 \uc9c0\uc6d0<\/strong><\/p><\/li><li><p>\uc720\uc9c0 \uad00\ub9ac <strong>\uc77c\uad00\ub41c \ud488\uc9c8 \ubc0f \ubc88\uc778 \ud14c\uc2a4\ud2b8 \uc218\ud589<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud83d\udd39 2. QA \ubc0f \uc2e4\ud5d8\uc2e4 \ud14c\uc2a4\ud2b8\ub97c \uc6cc\ud06c\ud50c\ub85c\uc6b0\uc5d0 \ud1b5\ud569<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ubca4\ub354\ub97c \uc120\ud0dd\ud55c \ud6c4\uc5d0\ub3c4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>\uc124\uce58 \uc804 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud558\uc138\uc694:<\/p><ul><li><p>TX\/RX \uad11 \ucd9c\ub825 \uac80\uc99d<\/p><\/li><li><p>\ubd80\ud558 \uc0c1\ud0dc\uc5d0\uc11c\uc758 \ub9c1\ud06c \uc548\uc815\uc131<\/p><\/li><li><p>FEC \ubc0f \ube0c\ub808\uc774\ud06c\uc544\uc6c3 \uac80\uc99d<\/p><\/li><\/ul><\/li><li><p>\ubaa8\ub4e0 \uad11\uc12c\uc720 \uc5f0\uacb0(MPO\/LC) \uc810\uac80 \ubc0f \uadf9\uc131 \ud655\uc778<\/p><\/li><li><p><code>\uba54\ud2b8\ub9ad\uc2a4<\/code>\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc131\ub2a5 \ucd94\uc801 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/ddm-dom-in-optical-transceivers\/\">DDM\/DOM<\/a> \uba54\ud2b8\ub9ad\uc2a4<\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\uc774\ub97c \ud1b5\ud574 100G \ub124\ud2b8\uc6cc\ud06c\ub97c \ud504\ub85c\ub355\uc158 \ubc30\ud3ec \uc804\uc5d0 \uacac\uace0\ud558\uac8c \uad6c\ucd95\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud83d\udd39 3. \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 QSFP28 \ubaa8\ub4c8 \ud655\ubcf4<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\ud488\uc9c8, MSA \ud638\ud658 QSFP28 \ubaa8\ub4c8\uc744 \ucc3e\ub294 <strong>\uc5d4\uc9c0\ub2c8\uc5b4 \ubc0f IT \uad00\ub9ac\uc790\ubd84\ub4e4\uc744 \uc704\ud574<\/strong> \uac80\uc99d\ub41c \uc2e0\ub8b0\uc131\uc744 \uac16\ucd98 \uc81c\ud488:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub2e4\uc74c\uc744 \ud655\uc778\ud558\uc138\uc694: <\/strong><a target=\"_self\" href=\"https:\/\/www.l-p.com\/\"><strong>LINK-PP \uacf5\uc2dd \uc2a4\ud1a0\uc5b4<\/strong><\/a><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>QSFP28 SR4, LR4, CWDM4 \ubaa8\ub4c8 \uc804\uccb4 \ub77c\uc778\uc5c5<\/p><\/li><li><p>\ud0c0\uc0ac \ubca4\ub354 \uac04 \ud638\ud658\uc131 \ud14c\uc2a4\ud2b8 \uc644\ub8cc<\/p><\/li><li><p>\uae30\uc220 \uc9c0\uc6d0 \ubc0f \ubcf4\uc99d \ud3ec\ud568<\/p><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\uc5d0\uc11c \uad6c\ub9e4\ud558\uba74 \ubc30\ud3ec\uac00 \uac04\uc18c\ud654\ub418\uace0 \uc704\ud5d8\uc774 \uc904\uc5b4\ub4e4\uc5b4, \ud300\uc774 \ubb38\uc81c \ud574\uacb0\ubcf4\ub2e4\ub294 \ub124\ud2b8\uc6cc\ud06c \ud655\uc7a5\uc5d0 \uc9d1\uc911\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >\ud83d\udd39 4. \uc8fc\uc694 \uc694\uc57d<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>\ubaa8\ub4c8\uc744 \uc131\ub2a5, \ud14c\uc2a4\ud2b8, \uacf5\uae09\uc5c5\uccb4 \ud3c9\ud310 \uce21\uba74\uc5d0\uc11c \ud3c9\uac00\ud558\uc138\uc694<\/strong><\/p><\/li><li><p><strong>MSA \uc900\uc218 \uc5ec\ubd80\uc5d0\ub9cc \uc758\uc874\ud558\uc9c0 \ub9c8\uc138\uc694<\/strong>\u2014\uc2e4\uc81c \ud658\uacbd\uc5d0\uc11c\uc758 \uac80\uc99d\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4<\/p><\/li><li><p><strong>\uccb4\uacc4\uc801\uc778 \uad6c\ub9e4 \ud504\ub808\uc784\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uc138\uc694<\/strong> \ube44\uc6a9\uacfc \uc2e0\ub8b0\uc131 \uc0ac\uc774\uc758 \uade0\ud615\uc744 \ub9de\ucd94\uae30 \uc704\ud574<\/p><\/li><li><p><strong>\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\uc640 \ud611\ub825\ud558\uc138\uc694<\/strong> \ubc30\ud3ec \ub9ac\uc2a4\ud06c\ub97c \ucd5c\uc18c\ud654\ud558\uae30 \uc704\ud574 LINK-PP\uc640 \uac19\uc740 \uc5c5\uccb4\uc640 \ud611\ub825\ud558\uc138\uc694<\/p><\/li>\n<\/ul>\n\n\n\n<div><div widgetid=\"3ef779ac451211f099380a58fbc66727\" format=\"embedded\" 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\ubc30\uc6b0\uc2ed\uc2dc\uc624.<\/p>","protected":false},"author":1,"featured_media":2832,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[13],"class_list":["post-2833","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\/2833","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=2833"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/2833\/revisions"}],"predecessor-version":[{"id":10728,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/2833\/revisions\/10728"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media\/2832"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media?parent=2833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/categories?post=2833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/tags?post=2833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}