{"id":4505,"date":"2025-11-05T11:12:00","date_gmt":"2025-11-05T11:12:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/common-network-issues-data-link-layer-solutions\/"},"modified":"2026-06-22T05:33:20","modified_gmt":"2026-06-22T05:33:20","slug":"common-network-issues-data-link-layer-solutions","status":"publish","type":"post","link":"https:\/\/resourceslp.szlogic.cn\/ko\/knowledge-center\/common-network-issues-data-link-layer-solutions","title":{"rendered":"\uc77c\ubc18\uc801\uc778 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35 \ubb38\uc81c: \ub124\ud2b8\uc6cc\ud06c \uc5f0\uacb0 \ubb38\uc81c \ud574\uacb0"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f.webp\" alt=\"Common Network Issues at the Data Link Layer\" class=\"wp-image-4503\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f.webp 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f-300x178.webp 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f-1024x608.webp 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f-768x456.webp 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/1c7cf6305eb24d878df017761ba1ff5f-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>\ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35<\/strong> (OSI \ubaa8\ub378\uc758 2\uacc4\uce35) <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/open-system-interconnect-osi-model-seven-layers-networking\/\"><strong>\ub808\uc774\uc5b4 3\uc5d0\uc11c \uc791\ub3d9\ud558\uba70,<\/strong><\/a>\uc740 \ub124\ud2b8\uc6cc\ud06c \ud1b5\uc2e0\uc5d0\uc11c \ubb35\ubb35\ud788 \ube5b\ub098\ub294 \ud788\uc5b4\ub85c\uc785\ub2c8\ub2e4. \ube44\ud2b8 \ub2e8\uc704\uc758 \uc6d0\uc2dc\uc801 \ubb3c\ub9ac \uc804\uc1a1\uacfc \uadf8 \uc704\uc5d0 \uc704\uce58\ud55c \ub17c\ub9ac\uc801 \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35 \uc0ac\uc774\ub97c \uc5f0\uacb0\ud558\ub294 \ud575\uc2ec \ub2e4\ub9ac \uc5ed\ud560\uc744 \ud558\uba70, \ub178\ub4dc \uac04 \uc804\ub2ec, \ud504\ub808\uc784 \ub3d9\uae30\ud654, \uc624\ub958 \uc81c\uc5b4\ub97c \ub2f4\ub2f9\ud569\ub2c8\ub2e4. \uc774 \uacc4\uce35\uc774 \uc815\uc0c1 \uc791\ub3d9\ud560 \ub54c\ub294 \ub370\uc774\ud130\uac00 \uc6d0\ud65c\ud558\uac8c \ud750\ub974\uc9c0\ub9cc, \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud558\uba74 \uc9c4\ub2e8\ud558\uae30 \uc5b4\ub824\uc6b4 \ubcf5\ud569\uc801\uc778 \uc5f0\uacb0 \uc7a5\uc560\uac00 \uc5f0\uc1c4\uc801\uc73c\ub85c \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ubcf8 \uac00\uc774\ub4dc\uc5d0\uc11c\ub294 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc5d0\uc11c \uac00\uc7a5 \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c \ubb38\uc81c\ub4e4\uc744 \uc2ec\uce35\uc801\uc73c\ub85c \uc0b4\ud3b4\ubcf4\uace0, \uc774\ub97c \uc2dd\ubcc4\ud558\uace0 \ud574\uacb0\ud558\ub294 \ub370 \ud544\uc694\ud55c \uc9c0\uc2dd\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub610\ud55c <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/strong><\/a>, \uc640 \uac19\uc740 \ubb3c\ub9ac\uc801 \uad6c\uc131 \uc694\uc18c\uac00 \uc5b4\ub5a4 \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud558\ub294\uc9c0, \uadf8\ub9ac\uace0 <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>\u2018\uc758 \uc2e0\ub8b0\uc131 \ub192\uc740 \uc81c\ud488\uacfc \uac19\uc740 \uc801\uc808\ud55c \ud558\ub4dc\uc6e8\uc5b4\ub97c \uc120\ud0dd\ud558\ub294 \uac83\uc774 \uadc0\uc0ac\uc758 \ub124\ud2b8\uc6cc\ud06c \uc778\ud504\ub77c \uc548\uc815\uc131\uc5d0 \uc5bc\ub9c8\ub098 \ud070 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294\uc9c0 \ud0d0\uad6c\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc758 \ud575\uc2ec \uae30\ub2a5 \uc774\ud574<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ubb38\uc81c\ub85c \ubc14\ub85c \ub4e4\uc5b4\uac00\uae30 \uc804\uc5d0, \uba3c\uc800 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc758 \uc8fc\uc694 \uc5ed\ud560\uc744 \uac04\ub7b5\ud788 \uc815\ub9ac\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc774 \uacc4\uce35\uc740 \ub450 \uac1c\uc758 \uc8fc\uc694 \ud558\uc704 \uacc4\uce35\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ub17c\ub9ac \ub9c1\ud06c \uc81c\uc5b4(LLC):<\/strong> \ud504\ub808\uc784 \ub3d9\uae30\ud654, \ud750\ub984 \uc81c\uc5b4, \uc624\ub958 \uac80\uc0ac\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ubbf8\ub514\uc5b4 \uc561\uc138\uc2a4 \uc81c\uc5b4(MAC):<\/strong> \uace0\uc720\ud55c MAC \uc8fc\uc18c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc7a5\uce58\uac00 \ub370\uc774\ud130\uc5d0 \uc811\uadfc\ud558\uace0 \uc804\uc1a1 \uad8c\ud55c\uc744 \uc5bb\ub294 \ubc29\uc2dd\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc8fc\uc694 \ucc45\uc784\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ud504\ub808\uc774\ubc0d:<\/strong> \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35\uc5d0\uc11c \ubc1b\uc740 \ub370\uc774\ud130\ub97c \ud504\ub808\uc784 \ub2e8\uc704\ub85c \ud328\ud0a4\uc9d5\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ubb3c\ub9ac\uc801 \uc8fc\uc18c \uc9c0\uc815:<\/strong> \uac01 \ud504\ub808\uc784\uc5d0 \ucd9c\ubc1c\uc9c0 \ubc0f \ubaa9\uc801\uc9c0 MAC \uc8fc\uc18c\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc624\ub958 \uc81c\uc5b4:<\/strong> CRC\uc640 \uac19\uc740 \uba54\ucee4\ub2c8\uc998\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc804\uc1a1 \uc911 \ubc1c\uc0dd\ud558\ub294 \uc624\ub958\ub97c \ud0d0\uc9c0\ud558\uace0, \uacbd\uc6b0\uc5d0 \ub530\ub77c \uc218\uc815\ud569\ub2c8\ub2e4. <strong>CRC(\uc21c\ud658 \uc911\ubcf5 \uac80\uc0ac)<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ud750\ub984 \uc81c\uc5b4:<\/strong> \uc1a1\uc2e0 \ub178\ub4dc\uac00 \uc218\uc2e0 \ub178\ub4dc\ub97c \uacfc\ubd80\ud558\uc2dc\ud0a4\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \uae30\ub2a5 \uc911 \ud558\ub098\ub77c\ub3c4 \uc2e4\ud328\ud558\uba74 \uc804\uccb4 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc989\uac01\uc801\uc73c\ub85c \uc99d\uc0c1\uc774 \ub098\ud0c0\ub0a9\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \uc77c\ubc18\uc801\uc778 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35 \ubb38\uc81c \ubc0f \uc99d\uc0c1<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\ub2e4\uc74c\uc740 2\uacc4\uce35\uc5d0\uc11c \uac00\uc7a5 \ud754\ud788 \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub4e4\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\ud83d\udd37 MAC \uc8fc\uc18c \ud14c\uc774\ube14 \uc624\ubc84\ud50c\ub85c\uc6b0<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub124\ud2b8\uc6cc\ud06c \uc2a4\uc704\uce58\ub294 MAC \uc8fc\uc18c\ub97c \ud2b9\uc815 \ubb3c\ub9ac \ud3ec\ud2b8\uc5d0 \ub9e4\ud551\ud558\ub294 <strong>MAC \uc8fc\uc18c\ub97c \uac80\uc0ac\ud558\uc5ec<\/strong> \ud14c\uc774\ube14\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4. \uc774\ub294 \ud6a8\uc728\uc801\uc778 <strong>\uc2a4\uc704\uce6d \ubc0f \ub370\uc774\ud130 \ud504\ub808\uc784 \uc804\ub2ec\uc5d0 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ubb38\uc81c:<\/strong> \uc545\uc758\uc801\uc778 \uacf5\uaca9\uc774\ub098 \uc798\ubabb \uad6c\uc131\ub41c \uc7a5\uce58\ub85c \uc778\ud574 \uc2a4\uc704\uce58\uac00 \uac70\ub300\ud55c \uc218\uc758 \uac00\uc9dc MAC \uc8fc\uc18c\ub85c \ud3ec\ud654 \uc0c1\ud0dc\uc5d0 \ube60\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 CAM(\ucf58\ud150\uce20 \uc5b4\ub4dc\ub808\uc2a4\ub7ec\ube14 \uba54\ubaa8\ub9ac) \ud14c\uc774\ube14\uc774 \uac00\ub4dd \ucc28\uac8c \ub429\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc99d\uc0c1:<\/strong> \ud14c\uc774\ube14\uc774 \uac00\ub4dd \ucc28\uba74, \uc2a4\uc704\uce58\ub294 \uc0c8\ub85c\uc6b4 \uc815\uc0c1\uc801\uc778 \uc8fc\uc18c\ub97c \ud559\uc2b5\ud560 \uc218 \uc5c6\uac8c \ub418\uba70, \ud5c8\ube0c\ucc98\ub7fc \ub3d9\uc791\ud558\uac8c \ub418\uc5b4 \ubaa8\ub4e0 \ud3ec\ud2b8\ub85c \ud2b8\ub798\ud53d\uc744 \ubc29\uc1a1\ud569\ub2c8\ub2e4. \uc774\ub294 \uc2ec\uac01\ud55c <strong>\ub124\ud2b8\uc6cc\ud06c \uc131\ub2a5 \uc800\ud558<\/strong>, \ub290\ub9b0 \ub370\uc774\ud130 \uc804\uc1a1, \uadf8\ub9ac\uace0 \ub370\uc774\ud130\uac00 \ub124\ud2b8\uc6cc\ud06c \uc138\uadf8\uba3c\ud2b8 \uc804\ubc18\uc5d0 \uac78\uccd0 \ub178\ucd9c\ub428\uc73c\ub85c\uc368 \ubc1c\uc0dd\ud558\ub294 \uc911\ub300\ud55c \ubcf4\uc548 \uc704\ud5d8\uc744 \ucd08\ub798\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\ud83d\udd37 MAC \uc8fc\uc18c \ud50c\ub798\ud551<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub294 \uc2a4\uc704\uce58\uac00 \ub3d9\uc77c\ud55c MAC \uc8fc\uc18c\uac00 \ub450 \uac1c \uc774\uc0c1\uc758 \ud3ec\ud2b8 \uc0ac\uc774\uc5d0\uc11c \uae09\uaca9\ud788 \uad50\ucc28\ud558\uba70 \ub098\ud0c0\ub098\ub294 \ud604\uc0c1\uc744 \ub9d0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ubb38\uc81c:<\/strong> \uc774\ub294 \uc77c\ubc18\uc801\uc73c\ub85c <strong>\uacc4\uce35 2 \ub8e8\ud504<\/strong> (\uc2a4\ud328\ub2dd \ud2b8\ub9ac \ud504\ub85c\ud1a0\ucf5c(STP)\uc774 \uc798\ubabb \uad6c\uc131\ub418\uc5c8\uac70\ub098 \ube44\ud65c\uc131\ud654\ub41c \uacbd\uc6b0) \ub610\ub294 \uacb0\ud568 \uc788\ub294 \ub124\ud2b8\uc6cc\ud06c \uc778\ud130\ud398\uc774\uc2a4 \uce74\ub4dc(NIC)\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc99d\uc0c1:<\/strong> \uc2a4\uc704\uce58\uc758 MAC \uc8fc\uc18c \ud14c\uc774\ube14\uc740 \uc9c0\uc18d\uc801\uc73c\ub85c \uc5c5\ub370\uc774\ud2b8\ub418\uba70, \uc774\ub85c \uc778\ud574 \ubd88\uc548\uc815\uc131, \uac04\ud5d0\uc801\uc778 \uc5f0\uacb0 \ubb38\uc81c, \uadf8\ub9ac\uace0 \uc2a4\uc704\uce58\uc758 CPU \uc0ac\uc6a9\ub960 \uae09\uc99d\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \ubb38\uc81c \ud574\uacb0 \uc2dc <strong>MAC \uc8fc\uc18c \ud50c\ub798\ud551<\/strong> \uc740 \ubaa8\ub4e0 \ub124\ud2b8\uc6cc\ud06c \uad00\ub9ac\uc790\uc5d0\uac8c \ud544\uc218\uc801\uc778 \uae30\uc220\uc785\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\ud83d\udd37 \ub4c0\ud50c\ub809\uc2a4 \ubd88\uc77c\uce58<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub294 \uace0\uc804\uc801\uc774\uba74\uc11c\ub3c4 \ub9e4\uc6b0 \ud754\ud55c \ubb38\uc81c\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ubb38\uc81c:<\/strong> \uc5f0\uacb0\uc758 \ud55c\ucabd \ub05d\uc740 \ud480-\ub4c0\ud50c\ub809\uc2a4(\ub3d9\uc2dc \uc1a1\uc2e0 \ubc0f \uc218\uc2e0 \uac00\ub2a5)\ub85c \uc124\uc815\ub418\uc5b4 \uc788\uace0, \ub2e4\ub978 \ucabd\uc740 \ud558\ud504-\ub4c0\ud50c\ub809\uc2a4(\ud55c \ubc88\uc5d0 \uc1a1\uc2e0 \ub610\ub294 \uc218\uc2e0\ub9cc \uac00\ub2a5)\ub85c \uc124\uc815\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \ucd5c\uc2e0 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c\ub294 \uc790\ub3d9 \ud611\uc0c1(auto-negotiation)\uc744 \uc0ac\uc6a9\ud574\uc57c \ud558\uc9c0\ub9cc, \ub54c\ub54c\ub85c \uc18d\ub3c4\ub97c \uac15\uc81c\ub85c \uace0\uc815\ud558\uac70\ub098 \uc790\ub3d9 \ud611\uc0c1 \uae30\ub2a5\uc5d0 \uacb0\ud568\uc774 \uc788\uc5b4 \uc774\ub7ec\ud55c \ubd88\uc77c\uce58\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc99d\uc0c1:<\/strong> \uc5f0\uacb0\uc740 \uc815\uc0c1\uc801\uc73c\ub85c \uc218\ub9bd\ub418\uc9c0\ub9cc, \ub9cc\uc131\uc801\uc778 <strong>\uc9c0\uc5f0 \ucda9\ub3cc<\/strong> \ubc0f \ud504\ub808\uc784 \uccb4\ud06c \uc2dc\ud000\uc2a4(FCS) \uc624\ub958\uac00 \ubc1c\uc0dd\ud558\uc5ec \uadf9\ub3c4\ub85c \ub098\uc05c \uc131\ub2a5\uacfc \ud328\ud0b7 \uc190\uc2e4\uc774 \ucd08\ub798\ub429\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\ud83d\udd37 VLAN \uad6c\uc131 \ubc0f \ud2b8\ub801\ud0b9 \ubb38\uc81c<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/vlan-network-segmentation-security-management-basics\/\"><strong>\uac00\uc0c1 LAN(VLAN)<\/strong><\/a> \uc740 \uacc4\uce35 2\uc5d0\uc11c \ubcc4\ub3c4\uc758 \ube0c\ub85c\ub4dc\uce90\uc2a4\ud2b8 \ub3c4\uba54\uc778\uc744 \uc0dd\uc131\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ubb38\uc81c:<\/strong> \uc2a4\uc704\uce58 \ud3ec\ud2b8\uc758 \uc798\ubabb\ub41c VLAN \ud560\ub2f9 \ub610\ub294 \ubd80\uc815\ud655\ud55c \ud2b8\ub801\ud06c \uad6c\uc131(\uc608: \ud2b8\ub801\ud06c \ub9c1\ud06c\uc5d0 \uc62c\ubc14\ub978 VLAN\uc774 \ub204\ub77d\ub41c \uacbd\uc6b0)\uc740 \uc7a5\uce58 \uac04 \ud1b5\uc2e0\uc744 \ubc29\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc99d\uc0c1:<\/strong> \ubb3c\ub9ac\uc801\uc73c\ub85c \ub3d9\uc77c\ud55c \uc2a4\uc704\uce58\uc5d0 \uc5f0\uacb0\ub418\uc5b4 \uc788\uc74c\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 \uc11c\ub85c \ud1b5\uc2e0\ud574\uc57c \ud560 \uc7a5\uce58\ub4e4\uc774 \ud1b5\uc2e0\ud558\uc9c0 \ubabb\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 <strong>VLAN \uc5f0\uacb0 \ubb38\uc81c \ud574\uacb0 \uc2dc<\/strong>.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" ><strong>\ud754\ud788 \uc6d0\uc778\uc774 \ub418\ub294 \uc694\uc18c\uc785\ub2c8\ub2e4.<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>\ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35<\/strong> \uac01 \ud504\ub808\uc784\uc758 \ubb34\uacb0\uc131\uc744 \uac80\uc0ac\ud558\ub294 \uc5ed\ud560\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>CRC \uc624\ub958:<\/strong> \ucda9\ub3cc \ub610\ub294 \uc804\uae30\uc801 \uac04\uc12d\uc73c\ub85c \uc778\ud574 \ud504\ub808\uc784\uc774 \uc190\uc0c1\ub418\uc5b4 CRC \uac80\uc0ac\uac00 \uc2e4\ud328\ud55c \uacbd\uc6b0\uc785\ub2c8\ub2e4. \ud574\ub2f9 \ud504\ub808\uc784\uc740 \ud3d0\uae30\ub429\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uae30\uc5b8\ud2b8(Giants):<\/strong> \ucd5c\ub300 \uc804\uc1a1 \ub2e8\uc704(MTU) \ud06c\uae30\ub97c \ucd08\uacfc\ud558\ub294 \ud504\ub808\uc784\uc785\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ub7f0\ud2b8(Runts):<\/strong> \ucd5c\uc18c \ud06c\uae30\ubcf4\ub2e4 \uc791\uc740 \ud504\ub808\uc784\uc73c\ub85c, \uc77c\ubc18\uc801\uc73c\ub85c \ucda9\ub3cc\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc99d\uc0c1:<\/strong> \uc774\ub7ec\ud55c \uc624\ub958\uac00 \ube48\ubc88\ud558\uac8c \ubc1c\uc0dd\ud558\uba74 \ubb3c\ub9ac \uacc4\uce35 \ubb38\uc81c(\ucf00\uc774\ube14, \ucee4\ub125\ud130 \ub4f1) \ub610\ub294 \ub4c0\ud50c\ub809\uc2a4 \ubd88\uc77c\uce58\uac00 \uc6d0\uc778\uc77c \uc218 \uc788\uc73c\uba70, \uc774\ub294 \uc7ac\uc804\uc1a1\uacfc \ub290\ub9b0 \ub124\ud2b8\uc6cc\ud06c \uc131\ub2a5\uc744 \uc720\ubc1c\ud569\ub2c8\ub2e4.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub798 \ud45c\uc5d0\uc11c\ub294 \uc774\ub7ec\ud55c \uc77c\ubc18\uc801\uc778 \ubb38\uc81c\ub97c \ube60\ub978 \ucc38\uc870\ub97c \uc704\ud574 \uc694\uc57d\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\ubb38\uc81c<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc8fc\uc694 \uc6d0\uc778<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc8fc\uc694 \uc99d\uc0c1<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>MAC \uc8fc\uc18c \ud14c\uc774\ube14 \uc624\ubc84\ud50c\ub85c\uc6b0<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uac00\uc9dc MAC \uc8fc\uc18c\ub85c CAM \ud14c\uc774\ube14\uc774 \ud3ec\ud654\ub428<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub124\ud2b8\uc6cc\ud06c \uc804\uccb4\uc801\uc778 \uc18d\ub3c4 \uc800\ud558, \ubcf4\uc548 \uce68\ud574<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>MAC \uc8fc\uc18c \ud50c\ub798\ud551<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub808\uc774\uc5b4 2 \ub8e8\ud504 \ub610\ub294 \uacb0\ud568 \uc788\ub294 NIC<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uac04\ud5d0\uc801\uc778 \uc5f0\uacb0, \uc2a4\uc704\uce58 \ubd88\uc548\uc815\uc131<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\ub4c0\ud50c\ub809\uc2a4 \ubd88\uc77c\uce58<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc798\ubabb\ub41c \uc18d\ub3c4\/\ub4c0\ud50c\ub809\uc2a4 \uc124\uc815<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc9c0\uc5f0 \ucda9\ub3cc, FCS \uc624\ub958, \ub0ae\uc740 \uc131\ub2a5<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>VLAN \uc624\uad6c\uc131<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\uc798\ubabb\ub41c \ud3ec\ud2b8 \ub610\ub294 \ud2b8\ub801\ud06c \uc124\uc815<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ub3d9\uc77c\ud55c VLAN \ub0b4 \uc7a5\uce58 \uac04 \ud1b5\uc2e0 \ubd88\uac00<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\uacfc\ub3c4\ud55c \ud504\ub808\uc784 \uc624\ub958<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ubd88\ub7c9 \ucf00\uc774\ube14, \uac04\uc12d, \ub4c0\ud50c\ub809\uc2a4 \ubd88\uc77c\uce58<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ud328\ud0b7 \uc190\uc2e4, \uc7ac\uc804\uc1a1, \ub290\ub9b0 \ub370\uc774\ud130 \uc804\uc1a1<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \uad11\ud559 \ud2b8\ub79c\uc2a4\ub9ac\ubc84: \ub370\uc774\ud130 \ub9c1\ud06c \uccb4\uc778\uc758 \ud575\uc2ec \uc5f0\uacb0 \uace0\ub9ac<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc790\uc8fc \uac04\uacfc\ub418\uc9c0\ub9cc, <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>\uad11 \ud2b8\ub79c\uc2a4\uc2dc\ubc84<\/strong><\/a> (\ub610\ub294 \ubaa8\ub4c8)\uc740 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35 \uc131\ub2a5\uc5d0 \uc9c1\uc811\uc801\uc778 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \ud544\uc218\uc801\uc778 \ubb3c\ub9ac\uc801 \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc774\ub294 \uc804\uc790\uc2dd \uc2a4\uc704\uce58\uc640 \uad11\uc12c\uc720 \uc0ac\uc774\uc758 \uc778\ud130\ud398\uc774\uc2a4 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uace0\uc7a5\ub09c \ub610\ub294 \uc800\ud488\uc9c8 \ud2b8\ub79c\uc2a4\ub9ac\ubc84\ub294 \uc6b0\ub9ac\uac00 \uc9c0\uae08\uae4c\uc9c0 \ub17c\uc758\ud55c \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uae30\ubc18 \ubb38\uc81c\ub97c \ud749\ub0b4 \ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"719\" src=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f.jpg\" alt=\"optical transceiver\" class=\"wp-image-4504\" srcset=\"https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f.jpg 1200w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f-300x180.jpg 300w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f-1024x614.jpg 1024w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f-768x460.jpg 768w, https:\/\/resourceslp.szlogic.cn\/wp-content\/uploads\/2026\/05\/d071a6999b424e728eaa2d494e076b8f-18x12.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ubd88\ub7c9 \ud2b8\ub79c\uc2a4\ub9ac\ubc84\uac00 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35 \ubb38\uc81c\ub97c \uc720\ubc1c\ud558\ub294 \ubc29\uc2dd:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\ub192\uc74c <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/understanding-what-is-bit-error-rate\/\"><strong>\ube44\ud2b8 \uc624\ub958\uc728(BER)\uc758 \uc0c1\uc2b9\uc744 \ucd08\ub798\ud558\ub294 \uc8fc\uc694 \uc6d0\uc778\uc785\ub2c8\ub2e4.<\/strong><\/a><strong>:<\/strong> \uc131\ub2a5\uc774 \uc800\ud558\ub41c \ud2b8\ub79c\uc2a4\ub9ac\ubc84\ub294 \uad11 \uc2e0\ud638\uc5d0 \uc624\ub958\ub97c \uc720\uc785\ud558\uc5ec \ubc14\ub85c <strong>CRC \ubc0f FCS \uc624\ub958<\/strong> \ub97c \uc720\ubc1c\ud569\ub2c8\ub2e4. \uc774\ub294 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc5d0\uc11c \uad00\ucc30\ub418\ub294 \uc624\ub958\uc774\uba70, \uc2a4\uc704\uce58\ub294 \uc190\uc0c1\ub41c \ud504\ub808\uc784\uc744 \uc218\uc2e0\ud558\uc5ec \ud3d0\uae30\ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc2e0\ud638 \uc800\ud558 \ubc0f \uac04\ud5d0\uc801 \ub9c1\ud06c:<\/strong> \uc57d\ud55c \ub808\uc774\uc800\ub294 \ub9c1\ud06c \ud50c\ub798\ud551(\uc9c0\uc18d\uc801\uc73c\ub85c \uc5c5\/\ub2e4\uc6b4 \ubc18\ubcf5)\uc744 \uc720\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \ud63c\ub780\uc744 \ucd08\ub798\ud558\uba70, \ub124\ud2b8\uc6cc\ud06c \ud1a0\ud3f4\ub85c\uc9c0\uac00 \uae09\uaca9\ud788 \ubcc0\ud654\ud558\ub294 \uac83\ucc98\ub7fc \ubcf4\uc774\uac8c \ud558\uc5ec <strong>MAC \uc8fc\uc18c \ud50c\ub798\ud551<\/strong> \ub77c\uc6b0\ud305 \ubd88\uc548\uc815\uc131.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc744 \uc57c\uae30\ud569\ub2c8\ub2e4.<\/strong> \ud638\ud658\uc131 \ubb38\uc81c:.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\uc815\ud488\uc774 \uc544\ub2cc \ub610\ub294 \ubd80\uc801\uc808\ud558\uac8c \ucf54\ub529\ub41c \ud2b8\ub79c\uc2a4\ub9ac\ubc84\ub97c \uc0ac\uc6a9\ud558\uba74, \ubb3c\ub9ac\uc801 \uc0ac\uc591\uc774 \uc801\uc808\ud574 \ubcf4\uc774\ub354\ub77c\ub3c4 \ub9c1\ud06c\uac00 \ubd88\uc548\uc815\ud574\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uace0\ud488\uc9c8 \uc81c\ud488\uc5d0 \ub300\ud55c \ud22c\uc790: LINK-PP \uc194\ub8e8\uc158. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a> \uc774\ub7ec\ud55c \uc228\uaca8\uc9c4 \ud568\uc815\uc744 \ud53c\ud558\ub824\uba74 \uace0\ud488\uc9c8\u00b7\uc2e0\ub8b0\uc131 \uc788\ub294 \uad11\ud559 \ud2b8\ub79c\uc2a4\ub9ac\ubc84\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4. <strong>\ub124\ud2b8\uc6cc\ud06c \uc7a5\uc560 \uc2dc\uac04\uc744 \ud558\ub4dc\uc6e8\uc5b4 \uace0\uc7a5\uc73c\ub85c \uc778\ud574 \ubc1c\uc0dd\uc2dc\ud0a4\ub294 \uac83\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud55c<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ub97c \ub4e4\uc5b4, <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/475415.htm\"><strong>SFP-10G-SR<\/strong><\/a> LINK-PP\ub294 \ub2e4\uc911 \ubaa8\ub4dc \uad11\uc12c\uc720\uc6a9\uc73c\ub85c \uc124\uacc4\ub41c \uace0\uc131\ub2a5 10GBASE-SR \ubaa8\ub4c8\uc785\ub2c8\ub2e4. \uc774 \ubaa8\ub4c8\uc740 \uace0\uae09 <a target=\"_blank\" rel=\"\" href=\"https:\/\/resourceslp.szlogic.cn\/ko\/glossary\/ddm-dom-in-optical-transceivers\/\"><strong>\ub514\uc9c0\ud138 \uc9c4\ub2e8 \ubaa8\ub2c8\ud130\ub9c1(DDM)<\/strong><\/a> \uae30\ub2a5\uc744 \uac16\ucd94\uace0 \uc788\uc5b4 \uc628\ub3c4, \uc804\uc555, \uad11 \ucd9c\ub825 \uc218\uc900\uc744 \ub2a5\ub3d9\uc801\uc73c\ub85c \ubaa8\ub2c8\ud130\ub9c1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 <strong>\ub2a5\ub3d9\uc801 \ub124\ud2b8\uc6cc\ud06c \ubaa8\ub2c8\ud130\ub9c1 \ubc0f \uc720\uc9c0\ubcf4\uc218<\/strong>, \ub97c \uc2e4\ud604\ud560 \uc218 \uc788\uc73c\uba70, \uc131\ub2a5 \uc800\ud558 \uc911\uc778 \ubaa8\ub4c8\uc744 \uc870\uae30\uc5d0 <em>\uc2e0\ud638\uac00 \uc804\uc1a1\ub418\uae30<\/em> \uc2dd\ubcc4\ud560 \uc218 \uc788\uc5b4 \uad11\ubc94\uc704\ud55c \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35 \uc624\ub958 \ubc0f \ub124\ud2b8\uc6cc\ud06c \uc911\ub2e8\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \ub2a5\ub3d9\uc801 \ub300\ucc45 \ubc0f \ubb38\uc81c \ud574\uacb0 \ud301<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc608\ubc29\uc740 \uc5b8\uc81c\ub098 \uce58\ub8cc\ubcf4\ub2e4 \ub0ab\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc744 \uac15\ud654\ud558\ub824\uba74 \ub2e4\uc74c \ubc29\ubc95\uc744 \ub530\ub974\uc138\uc694:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>\uc2a4\ud328\ub2dd \ud2b8\ub9ac \ud504\ub85c\ud1a0\ucf5c(STP) \ud65c\uc6a9:<\/strong> \ubaa8\ub4e0 \uc2a4\uc704\uce58\uc5d0\uc11c STP(\ub610\ub294 \ub354 \ube60\ub978 \ubcc0\ud615\uc778 RSTP\/MSTP)\uac00 \uc62c\ubc14\ub974\uac8c \uc124\uc815\ub418\uc5b4 \uacc4\uce35 2 \ub8e8\ud504\ub97c \ubc29\uc9c0\ud558\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\ud3ec\ud2b8 \ubcf4\uc548 \ud65c\uc131\ud654:<\/strong> \uc2a4\uc704\uce58\uc758 \ud3ec\ud2b8 \ubcf4\uc548 \uae30\ub2a5\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud3ec\ud2b8\uc5d0\uc11c \ud559\uc2b5\ud560 \uc218 \uc788\ub294 MAC \uc8fc\uc18c \uc218\ub97c \uc81c\ud55c\ud568\uc73c\ub85c\uc368 MAC \ud14c\uc774\ube14 \uc624\ubc84\ud50c\ub85c \uacf5\uaca9\uc744 \uc644\ud654\ud558\uc138\uc694.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc790\ub3d9 \ud611\uc0c1 \ud45c\uc900\ud654:<\/strong> \ud2b9\ubcc4\ud55c \uc774\uc720\uac00 \uc5c6\ub294 \ud55c, \uc2a4\uc704\uce58 \ubc0f \uae30\uae30 \uac04 \uc18d\ub3c4 \ubc0f \ub4c0\ud50c\ub809\uc2a4 \uc124\uc815\uc744 \uc790\ub3d9 \ud611\uc0c1\ud558\ub3c4\ub85d \ud5c8\uc6a9\ud558\uc138\uc694. \uac15\uc81c \uc124\uc815\uc774 \ud544\uc694\ud560 \uacbd\uc6b0, \uc591\ucabd \ub05d\uc5d0\uc11c \ub3d9\uc77c\ud558\uac8c \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>VLAN \uacc4\ud68d \ubb38\uc11c\ud654:<\/strong> VLAN ID, \uc774\ub984, \ud560\ub2f9\ub41c \ud3ec\ud2b8\ub97c \uba85\ud655\ud788 \ubb38\uc11c\ud654\ud558\uc5ec \uad6c\uc131 \ud3b8\ucc28 \ubc0f \uc624\ub958\ub97c \ubc29\uc9c0\ud558\uc138\uc694.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uc778\ud130\ud398\uc774\uc2a4 \ud1b5\uacc4 \ubaa8\ub2c8\ud130\ub9c1:<\/strong> CRC \uc624\ub958, \ucda9\ub3cc, \ud3d0\uae30 \ud328\ud0b7 \ub4f1 \uc2a4\uc704\uce58 \ud3ec\ud2b8 \ud1b5\uacc4\ub97c \uc815\uae30\uc801\uc73c\ub85c \uc810\uac80\ud558\uc138\uc694. \uae09\uaca9\ud55c \uc99d\uac00\ub294 \uacbd\uace0 \uc2e0\ud638\uc785\ub2c8\ub2e4.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>\uace0\ud488\uc9c8 \ud558\ub4dc\uc6e8\uc5b4 \ud22c\uc790:<\/strong> \ucc98\uc74c\ubd80\ud130 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc7a5\ube44\ub97c \uc0ac\uc6a9\ud558\uba74 \uc218\ub9ce\uc740 \ubb38\uc81c \ud574\uacb0 \uc2dc\uac04\uc744 \uc808\uc57d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \ucf00\uc774\ube14, \uc2a4\uc704\uce58\ubfd0 \uc544\ub2c8\ub77c, \uc55e\uc11c \uc5b8\uae09\ud55c \ubc14\uc640 \uac19\uc774 LINK-PP\uc640 \uac19\uc740 \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uacf5\uae09\uc5c5\uccb4\uc758 \uad11\ud559 \ud2b8\ub79c\uc2a4\ub9ac\ubc84\ub3c4 \ud3ec\ud568\ub429\ub2c8\ub2e4. <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.link-pp.com\/\"><strong>LINK-PP<\/strong><\/a>.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \uacb0\ub860: \uc548\uc815\uc801\uc778 \uae30\ubc18 \uad6c\ucd95<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><span class=\"highlight\">The<\/span> <strong>\ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35<\/strong> \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc740 \ub85c\uceec \ub124\ud2b8\uc6cc\ud06c\uc758 \uadfc\ubcf8\uc801\uc778 \uae30\ubc18\uc744 \ud615\uc131\ud569\ub2c8\ub2e4. \uc774 \uacc4\uce35\uc758 \uc77c\ubc18\uc801\uc778 \uc7a5\uc560 \uc6d0\uc778\u2014 <strong>MAC \uc8fc\uc18c\ub97c \uac80\uc0ac\ud558\uc5ec<\/strong> \ubd88\uc548\uc815\uc131\uc5d0\uc11c\ubd80\ud130 \ubb3c\ub9ac\uc801 \ud2b8\ub79c\uc2a4\ub9ac\ubc84 \ubb38\uc81c\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0\u2014\ub97c \uc774\ud574\ud558\ub294 \uac83\uc774 \uace0\uc131\ub2a5\u00b7\ubcf4\uc548\u00b7\uc2e0\ub8b0\uc131 \uc788\ub294 \ub124\ud2b8\uc6cc\ud06c \ud658\uacbd\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \ud575\uc2ec\uc785\ub2c8\ub2e4. \ub2a5\ub3d9\uc801 \uad00\ub9ac \uc804\ub7b5\uc744 \uc801\uc6a9\ud558\uace0 \uace0\ud488\uc9c8 \uad6c\uc131 \uc694\uc18c\ub97c \uc120\ud0dd\ud568\uc73c\ub85c\uc368 \uc774\ub7ec\ud55c \uc77c\ubc18\uc801\uc778 \ubb38\uc81c\ub97c \uc81c\uac70\ud558\uace0 \ub370\uc774\ud130\uac00 \ubb34\uacb0\ud558\uac8c \ud750\ub974\ub3c4\ub85d \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" ><strong>\ud83d\udd27 \uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38(FAQ)<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >\ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc740 \ub3d9\uc77c\ud55c \ub124\ud2b8\uc6cc\ud06c \uc0c1\uc758 \uae30\uae30 \uac04 \ub370\uc774\ud130 \uc774\ub3d9\uc744 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \uacc4\uce35\uc740 \uc624\ub958\ub97c \uac80\uc0ac\ud558\uace0 \uae30\uae30\ub4e4\uc774 \ub124\ud2b8\uc6cc\ud06c\ub97c \uacf5\uc720\ud558\ub294 \ubc29\uc2dd\uc744 \uc81c\uc5b4\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\ub4c0\ud50c\ub809\uc2a4 \ubd88\uc77c\uce58\ub97c \uc5b4\ub5bb\uac8c \uac10\uc9c0\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p>\ub290\ub9b0 \uc18d\ub3c4, \ud328\ud0b7 \uc190\uc2e4 \ub610\ub294 \ubd88\uc548\uc815\ud55c \uc5f0\uacb0\uc744 \ud655\uc778\ud558\uc138\uc694. \uc2a4\uc704\uce58 \ud3ec\ud2b8\uc5d0\uc11c \uc624\ub958\uac00 \ub098\ud0c0\ub0a0 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \uc591\ucabd \uae30\uae30\uc758 \ub4c0\ud50c\ub809\uc2a4 \uc124\uc815\uc744 \uc77c\uce58\uc2dc\ud0a4\uba74 \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" >MAC \uc8fc\uc18c \ucda9\ub3cc\uc740 \uc65c \ubc1c\uc0dd\ud558\ub098\uc694?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MAC \uc8fc\uc18c \ucda9\ub3cc\uc740 \ub450 \uac1c\uc758 \uae30\uae30\uac00 \ub3d9\uc77c\ud55c MAC \uc8fc\uc18c\ub97c \uc0ac\uc6a9\ud560 \ub54c \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub85c \uc778\ud574 \uc5f0\uacb0\uc774 \ub04a\uae30\uac70\ub098 \ub370\uc774\ud130\uac00 \uc798\ubabb\ub41c \uae30\uae30\ub85c \uc804\uc1a1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud56d\uc0c1 \uace0\uc720\ud55c MAC \uc8fc\uc18c\ub97c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >\uacc4\uce35 2\uc5d0\uc11c \ub124\ud2b8\uc6cc\ud06c \ubb38\uc81c\ub97c \ucc3e\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub418\ub294 \ub3c4\uad6c\ub294 \ubb34\uc5c7\uc778\uac00\uc694?<\/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;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>\ub3c4\uad6c<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\uc0ac\uc6a9 \uc0ac\ub840<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Wireshark<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ud328\ud0b7 \ubd84\uc11d<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\ucf00\uc774\ube14 \ud14c\uc2a4\ud130<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ucf00\uc774\ube14 \uc810\uac80<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\uc2a4\uc704\uce58 \ub85c\uadf8<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\ud3ec\ud2b8 \uc624\ub958 \uc2dd\ubcc4<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\ub7ec\ud55c \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uba74 \ubb38\uc81c\ub97c \uc2e0\uc18d\ud558\uac8c \uc2dd\ubcc4\ud558\uace0 \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"<p>\ud504\ub808\uc784 \ucda9\ub3cc, MAC \ucda9\ub3cc, ARP \uc624\ub958 \ub4f1 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uc5ec \uc5f0\uacb0\uc744 \uc548\uc815\uc801\uc774\uace0 \uc548\uc804\ud558\uac8c \uc720\uc9c0\ud558\uc138\uc694.<\/p>","protected":false},"author":1,"featured_media":4503,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[24,26],"class_list":["post-4505","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/4505","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=4505"}],"version-history":[{"count":4,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/4505\/revisions"}],"predecessor-version":[{"id":10933,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/posts\/4505\/revisions\/10933"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media\/4503"}],"wp:attachment":[{"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/media?parent=4505"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/categories?post=4505"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resourceslp.szlogic.cn\/ko\/wp-json\/wp\/v2\/tags?post=4505"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}