{"id":161,"date":"2024-05-09T13:21:42","date_gmt":"2024-05-09T04:21:42","guid":{"rendered":"https:\/\/2ruja.com\/~24web4\/wp\/?p=161"},"modified":"2024-05-09T15:20:50","modified_gmt":"2024-05-09T06:20:50","slug":"osi-7%ea%b3%84%ec%b8%b5","status":"publish","type":"post","link":"https:\/\/2ruja.com\/~24web4\/wp\/?p=161","title":{"rendered":"OSI 7\uacc4\uce35"},"content":{"rendered":"\n

\ub124\ud2b8\uc6cc\ud06c \uacc4\uce35 \uad6c\uc870<\/strong>
\ub124\ud2b8\uc6cc\ud06c : \uc6d0\ud558\ub294 \uc815\ubcf4\ub97c \uc6d0\ud558\ub294 \uc218\uc2e0\uc790 \ub610\ub294 \uae30\uae30\uc5d0 \uc815\ud655\ud558\uac8c \uc804\uc1a1\ud558\uae30 \uc704\ud55c \uae30\ubc18 \uc778\ud504\ub77c\ub97c \ub9d0\ud55c\ub2e4.
\ub124\ud2b8\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc815\ubcf4\ub97c \uc804\ub2ec\ud560 \ub54c \uc57d\uc18d\ud55c \uaddc\uce59\uc5d0 \ub530\ub77c\uc57c \ud558\ub294\ub370, \uc774\ub97c \ud504\ub85c\ud1a0\ucf5c \uc774\ub77c\uace0 \ud55c\ub2e4.
\uac70\ub9ac\uc5d0 \ub530\ub978 \ub124\ud2b8\uc6cc\ud06c \ubd84\ub958<\/strong>
LAN : \uadfc\uac70\ub9ac \ub124\ud2b8\uc6cc\ud06c\ub85c\uc368 \ud55c \uac74\ubb3c \ub610\ub294 \uc791\uc740 \uc9c0\uc5ed\uc744 \ucee4\ubc84\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c
WAN : \uad11\ub300\uc5ed \ub124\ud2b8\uc6cc\ud06c\ub85c\uc368 \uad6d\uac00 \ub300\ub959\uacfc \uac19\uc774 \uad11\ubc94\uc704\ud55c \uc9c0\uc5ed\uc744 \uc5f0\uacb0\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c \uc774\ub2e4. LAN\uc5d0 \ube44\ub798 \uc804\uc1a1 \uac70\ub9ac\uac00 \ub113\uace0, \ub77c\uc6b0\ud305 \uc54c\uace0\ub9ac\uc998\uc774 \ud544\uc694\ud568, \uac70\ub9ac\uc5d0 \uc81c\uc57d\uc774 \uc5c6\uc73c\ub098 \ub2e4\uc591\ud55c \uacbd\ub85c\ub97c \uc9c0\ub098 \uc815\ubcf4\uac00 \uc804\ub2ec\ub418\ubbc0\ub85c LAN\ubcf4\ub2e4 \uc18d\ub3c4\uac00 \ub290\ub9ac\uace0 \uc5d0\ub7ec\uc728\ub3c4 \ub192\uc74c
\ub370\uc774\ud130 \uad50\ud658 \ubc29\uc2dd<\/strong>
\ud68c\uc120 \uad50\ud658 \ubc29\uc2dd : \ubb3c\ub9ac\uc801 \uc804\uc6a9\uc120\uc744 \ud65c\uc6a9\ud558\uc5ec \ub370\uc774\ud130 \uc804\ub2ec \uacbd\ub85c\uac00 \uc815\ud574\uc9c4 \ud6c4 \ub3d9\uc77c \uacbd\ub85c\ub85c\ub9cc \uc804\ub2ec\ub41c\ub2e4.
\ub370\uc774\ud130\ub97c \ub3d9\uc2dc\uc5d0 \uc804\uc1a1\ud560 \uc218 \uc788\ub294 \uc591\uc744 \uc758\ubbf8\ud558\ub294 \ub300\uc5ed\ud3ed\uc774 \uace0\uc815\ub418\uc5b4 \uc548\uc815\uc801\uc778 \uc804\uc1a1\ub960\uc744 \ud655\ubcf4\ud560 \uc218 \uc788\ub2e4.
\ud328\ud0b7 \uad50\ud658\ubc29\uc2dd : \ud328\ud0b7\uc774\ub77c\ub294 \ub2e8\uc704\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc1a1\uc218\uc2e0\ud55c\ub2e4.
\ud604\uc7ac \ucef4\ud4e8\ud130 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4.
\uc815\ubcf4\ub97c \uc77c\uc815\ud55c \ud06c\uae30\ub85c \ubd84\ud560\ud55c \ub4a4 \uac01\uac01\uc758 \ud328\ud0b7\uc5d0 \uc1a1\uc218\uc2e0 \uc8fc\uc18c \ubc0f \ubd80\uac00 \uc815\ubcf4\ub97c \uc785\ub825\ud55c\ub2e4.<\/p>\n\n\n\n

    \n
  1. \ubb3c\ub9ac \uacc4\uce35<\/strong>
    \uc5b4\ub5a4 \ud558\ub098\uc758 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uae30\ubcf8 \ub124\ud2b8\uc6cc\ud06c \ud558\ub4dc\uc6e8\uc5b4 \uc804\uc1a1\uae30\uc220\ub4e4\ub85c \uad6c\uc131\ub428
    \ub124\ud2b8\uc6cc\ud06c\uc758 \ub192\uc740 \uc218\uc900\uc758 \uae30\ub2a5\uc758 \ub17c\ub9ac \ub370\uc774\ud130 \uad6c\uc870\ub97c \uae30\ucd08\ub85c \ud558\ub294 \ud544\uc218 \uacc4\uce35, \ub2e4\uc591\ud55c \ud558\ub4dc\uc6e8\uc5b4 \uae30\uc220\uc774 \uc811\ubaa9\ub418\uc5b4 \uc788\uae30\uc5d0 OSI \uc544\ud0bd\u3131\ucc98\uc5d0\uc11c \uac00\uc7a5 \ubcf5\uc7a1\ud55c \uacc4\uce35\uc73c\ub85c \uac04\uc8fc\ub41c\ub2e4.
    \uc8fc\uc694 \uc7a5\ube44 \ubc0f \uae30\uc220 : \ud5c8\ube0c, \ub9ac\ud53c\ud130<\/em><\/li>\n\n\n\n
  2. \ub370\uc774\ud130\ub9c1\ud06c \uacc4\uce35<\/strong>
    \uc7a5\uce58 \uac04 \uc2e0\ud638\ub97c \uc804\ub2ec\ud558\ub294 \ubb3c\ub9ac \uacc4\uce35\uc744 \uc774\uc6a9\ud558\uc5ec \ub124\ud2b8\uc6cc\ud06c \uc0c1\uc758 \uc8fc\ubcc0 \uc7a5\uce58\ub4e4 \uac04 \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud55c\ub2e4.
    \uc8fc\uc18c \ud560\ub2f9\uc744 \ud1b5\ud574 \ubb3c\ub9ac \uacc4\uce35\uc73c\ub85c\ubd80\ud130 \ubc1b\uc740 \uc2e0\ud638\ub4e4\uc774 \ub124\ud2b8\uc6cc\ud06c \uc0c1\uc758 \uc7a5\uce58\uc5d0 \uc62c\ubc14\ub974\uac8c \uc548\ucc29\ud560\uc218 \uc788\ub3c4\ub85d \ud568
    \uc624\ub958 \uac10\uc9c0\ub97c \ud1b5\ud574 \uc2e0\ud638\uac00 \uc804\ub2ec\ub418\ub294 \ub3d9\uc548 \uc624\ub958\uac00 \ud3ec\ud568\ub418\ub294\uc9c0\ub97c \uac10\uc9c0\ud55c\ub2e4. \uc624\ub958\uac00 \uac10\uc9c0\ub418\uba74 \ub370\uc774\ud130 \ub9c1\ud06c \uacc4\uce35\uc740 \ud574\ub2f9 \ub370\uc774\ud130\ub97c \ud3d0\uae30\ud55c\ub2e4.
    \uc8fc\uc694 \uc7a5\ube44 \ubc0f \uae30\uc220: \ube0c\ub9ac\uc9c0, L2\uc2a4\uc704\uce58<\/em><\/li>\n\n\n\n
  3. \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35<\/strong>
    \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35\uc740 \uc5ec\ub7ec\uac1c\uc758 \ub178\ub4dc\ub97c \uac70\uce60\ub54c\ub9c8\ub2e4 \uacbd\ub85c\ub97c \ucc3e\uc544\uc8fc\ub294 \uc5ed\ud560\uc744 \ud558\ub294 \uacc4\uce35\uc73c\ub85c \ub2e4\uc591\ud55c \uae38\uc774\uc758 \ub370\uc774\ud130\ub97c \ub124\ud2b8\uc6cc\ud06c\ub4e4\uc744 \ud1b5\ud574 \uc804\ub2ec\ud558\uace0, \uadf8 \uacfc\uc815\uc5d0\uc11c \uc804\uc1a1 \uacc4\uce35\uc774 \uc694\uad6c\ud558\ub294 \uc11c\ube44\uc2a4 \ud488\uc9c8(QoS)\ub97c \uc81c\uacf5\ud558\uae30 \uc704\ud55c \uae30\ub2a5\uc801, \uc808\ucc28\uc801 \uc218\ub2e8\uc744 \uc81c\uacf5\ud55c\ub2e4.
    \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35\uc740 \ub77c\uc6b0\ud305, \ud750\ub984 \uc81c\uc5b4, \uc138\uadf8\uba58\ud14c\uc774\uc158, \uc624\ub958 \uc81c\uc5b4, \uc778\ud130\ub124\ud2b8\uc6cc\ud0b9 \ub4f1\uc744 \uc218\ud589\ud55c\ub2e4
    \uc5f0\uacb0 \ubaa8\ub378: \ube44\uc5f0\uacb0 \uc9c0\ud5a5 \ud1b5\uc2e0
    \ud638\uc2a4\ud2b8 \uc8fc\uc18c \ud560\ub2f9: \ub124\ud2b8\uc6cc\ud06c \ub0b4 \ubaa8\ub4e0 \ud638\uc2a4\ud2b8\ub294 \uace0\uc720 \uc8fc\uc18c\ub97c \uac16\ucd94\uc5b4\uc57c \ud55c\ub2e4.
    \ud504\ub85c\ud1a0\ucf5c: ICMP, IGMP, ARP<\/em>
    TCP\/IP \ubaa8\ub378\uacfc\uc758 \uad00\uacc4<\/strong>
    \uc778\ud130\ub137 \uacc4\uce35\uc744
    \uc8fc\uc694 \uc7a5\ube44 \ubc0f \uae30\uc220: \ub77c\uc6b0\ud130, L3 switch<\/li>\n\n\n\n
  4. \uc804\uc1a1 \uacc4\uce35<\/strong>
    \ub124\ud2b8\uc6cc\ud06c \uad6c\uc131 \uc694\uc18c\uc640 \ud504\ub85c\ud1a0\ucf5c \ub0b4\uc5d0\uc11c \uc1a1\uc2e0\uc790\uc640 \uc218\uc2e0\uc790\ub97c \uc5f0\uacb0\ud558\ub294 \ud1b5\uc2e0 \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud55c\ub2e4. \uc804\uc1a1 \uacc4\uce35\uc740 \uc5f0\uacb0 \uc9c0\ud5a5 \ub370\uc774\ud130 \uc2a4\ud2b8\ub9bc \uc9c0\uc6d0, \uc2e0\ub8b0\uc131, \ud750\ub984 \uc81c\uc5b4, \uadf8\ub9ac\uace0 \ub2e4\uc911\ud654\uc640 \uac19\uc740 \ud3b8\ub9ac\ud55c \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud55c\ub2e4.
    \ud504\ub85c\ud1a0\ucf5c<\/strong>
    TCP : \ud328\ud0b7\uac80\uc0ac\ub97c \ud655\uc2e4\ud558\uac8c \ud568
    UDP : \ud328\ud0b7\uac80\uc0ac\ub97c \uc77c\ubd80\ub9cc \ud568<\/li>\n\n\n\n
  5. \uc138\uc158 \uacc4\uce35<\/strong>
    \uc138\uc158 \uc5f0\uacb0\uc758 \uc124\uc815\uacfc \ud574\uc81c, \uc138\uc158 \uba54\uc2dc\uc9c0 \uc804\uc1a1 \ub4f1\uc758 \uae30\ub2a5\uc744 \ud55c\ub2e4.
    \uc138\uc158\uacc4\uce35\uc758 \uc911\uc694\ud55c \uae30\ub2a5\uc5d0\ub294 \ub3d9\uae30\ud654\uac00 \uc788\ub2e4. \ub3d9\uae30\ub780 \ud1b5\uc2e0 \uc591\ub2e8\uc5d0\uc11c \uc11c\ub85c \ub3d9\uc758\ud558\ub294 \ub17c\ub9ac\uc801\uc778 \uacf5\ud1b5\ucc98\ub9ac \uc9c0\uc810\uc73c\ub85c\uc368, \ub3d9\uae30\uc810\uc744 \uc124\uc815\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub41c\ub2e4. \ub3d9\uae30\uc810\uc774 \uc124\uc815\ub41c\ub2e4\ub294 \uc758\ubbf8\ub294 \uadf8 \uc774\uc804\uae4c\uc9c0\uc758 \ud1b5\uc2e0\uc740 \uc11c\ub85c \uc644\ubcbd\ud558\uac8c \ucc98\ub9ac\ud588\ub2e4\ub294\uac83\uc744 \ub73b\ud55c\ub2e4.<\/li>\n\n\n\n
  6. \ud45c\ud604 \uacc4\uce35<\/strong>
    \ucf54\ub4dc \uac04\uc758 \ubc88\uc5ed\uc744 \ub2f4\ub2f9\ud558\uc5ec \uc0ac\uc6a9\uc790 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ub370\uc774\ud130\uc758 \ud615\uc2dd\uc0c1 \ucc28\uc774\ub97c \ub2e4\ub8e8\ub294 \ubd80\ub2f4\uc744 \uc751\uc6a9 \uacc4\uce35\uc73c\ub85c\ubd80\ud130 \ub35c\uc5b4 \uc900\ub2e4. MIME\uc778\ucf54\ub529\uc774\ub098 \uc554\ud638\ud654 \ub4f1\uc758 \ub3d9\uc791\uc774 \uc774 \uacc4\uce35\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc9c4\ub2e4.<\/li>\n\n\n\n
  7. \uc751\uc6a9 \uacc4\uce35<\/strong>
    \uc751\uc6a9 \ud504\ub85c\uc138\uc2a4\uc640 \uc9c1\uc811 \uad00\uacc4\ud558\uc5ec \uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \uc11c\ube44\uc2a4\ub97c \uc218\ud589\ud55c\ub2e4. \uc77c\ubc18\uc801\uc778 \uc751\uc6a9 \uc11c\ube44\uc2a4\ub294 \uad00\ub828\ub41c \uc751\uc6a9 \ud504\ub85c\uc138\uc2a4\ub4e4 \uc0ac\uc774\uc758 \uc804\ud658\uc744 \uc81c\uacf5\ud55c\ub2e4.<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    \ub124\ud2b8\uc6cc\ud06c \uacc4\uce35 \uad6c\uc870\ub124\ud2b8\uc6cc\ud06c : \uc6d0\ud558\ub294 \uc815\ubcf4\ub97c \uc6d0\ud558\ub294 \uc218\uc2e0\uc790 \ub610\ub294 \uae30\uae30\uc5d0 \uc815\ud655\ud558\uac8c \uc804\uc1a1\ud558\uae30 \uc704\ud55c \uae30\ubc18 \uc778\ud504\ub77c\ub97c \ub9d0\ud55c\ub2e4.\ub124\ud2b8\uc6cc\ud06c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc815\ubcf4\ub97c \uc804\ub2ec\ud560 \ub54c \uc57d\uc18d\ud55c \uaddc\uce59\uc5d0<\/p>\n

    \ub354 \uc77d\uae30<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-161","post","type-post","status-publish","format-standard","hentry","category-5"],"_links":{"self":[{"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/posts\/161","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=161"}],"version-history":[{"count":3,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/posts\/161\/revisions"}],"predecessor-version":[{"id":172,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=\/wp\/v2\/posts\/161\/revisions\/172"}],"wp:attachment":[{"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=161"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=161"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/2ruja.com\/~24web4\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=161"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}