{"id":478962,"date":"2023-08-09T09:40:56","date_gmt":"2023-08-09T09:40:56","guid":{"rendered":""},"modified":"2023-09-05T11:17:54","modified_gmt":"2023-09-05T11:17:54","slug":"session-layer","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/session-layer\/","title":{"rendered":"\uc138\uc158 \ub808\uc774\uc5b4"},"content":{"rendered":"<p>\uc138\uc158 \uacc4\uce35\uc740 \ud1b5\uc2e0 \ub610\ub294 \ucef4\ud4e8\ud305 \uc2dc\uc2a4\ud15c\uc758 \uae30\ub2a5\uc744 \ud45c\uc900\ud654\ud558\ub294 \uac1c\ub150\uc801 \ud504\ub808\uc784\uc6cc\ud06c\uc778 OSI(Open Systems Interconnection) \ubaa8\ub378\uc758 \ud544\uc218 \uad6c\uc131 \uc694\uc18c\uc785\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc740 \ud1b5\uc2e0\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774\ub098 \uc7a5\uce58 \uac04\uc758 \uc138\uc158\uc744 \uad00\ub9ac\ud558\uace0 \uc870\uc815\ud558\ub294 \uc5ed\ud560\uc744 \ub2f4\ub2f9\ud569\ub2c8\ub2e4. \uc774\ub294 \uc5f0\uacb0 \uc815\ubcf4\ub97c \uc720\uc9c0\ud558\uace0 \uc138\uc158 \uc124\uc815, \uc720\uc9c0 \uad00\ub9ac \ubc0f \uc885\ub8cc\ub97c \ucc98\ub9ac\ud558\uc5ec \ub370\uc774\ud130 \uad50\ud658\uc774 \uc9c8\uc11c \uc788\uace0 \ub3d9\uae30\ud654\ub41c \ubc29\uc2dd\uc73c\ub85c \ubc1c\uc0dd\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4\uc758 \uc720\ub798\uc640 \ucd5c\ucd08 \uc5b8\uae09\uc758 \uc5ed\uc0ac<\/h2>\n<p>OSI \ubaa8\ub378\uc758 \uac1c\ubc1c\uc740 \uad6d\uc81c \ud45c\uc900\ud654 \uae30\uad6c(ISO)\uac00 \ub2e4\uc591\ud55c \ucef4\ud4e8\ud130 \uc2dc\uc2a4\ud15c\uacfc \ub124\ud2b8\uc6cc\ud06c \ud504\ub85c\ud1a0\ucf5c \uac04\uc758 \uc6d0\ud65c\ud55c \ud1b5\uc2e0\uc744 \uac00\ub2a5\ud558\uac8c \ud558\ub294 \ud45c\uc900\ud654\ub41c \ucc38\uc870 \ubaa8\ub378\uc744 \ub9cc\ub4dc\ub294 \uac83\uc744 \ubaa9\ud45c\ub85c \ud588\ub358 1970\ub144\ub300 \ud6c4\ubc18\uc5d0 \uc2dc\uc791\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc758 \uac1c\ub150\uc740 \ub2e4\uc591\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uacfc \uc11c\ube44\uc2a4\uc758 \uc138\uc158 \uad00\ub9ac \uc694\uad6c \uc0ac\ud56d\uc744 \ud574\uacb0\ud558\ub824\ub294 \ubaa9\ud45c\ub85c \uc774 \ubaa8\ub378\uc744 \uac1c\ubc1c\ud558\ub294 \ub3d9\uc548 \ub098\ud0c0\ub0ac\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc138\uc158 \uacc4\uce35\uc744 \ud3ec\ud568\ud558\ub294 OSI \ubaa8\ub378\uc740 1984\ub144 &quot;ISO 7498: \uc815\ubcf4 \ucc98\ub9ac \uc2dc\uc2a4\ud15c - \uac1c\ubc29\ud615 \uc2dc\uc2a4\ud15c \uc0c1\ud638 \uc5f0\uacb0 - \uae30\ubcf8 \ucc38\uc870 \ubaa8\ub378&quot; \uac04\ud589\ubb3c\uc5d0\uc11c \ucc98\uc74c\uc73c\ub85c \uacf5\uc2dd\uc801\uc73c\ub85c \uc124\uba85\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc774 \ubb38\uc11c\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 7\uacc4\uce35 \ubaa8\ub378\uc758 \ud504\ub808\uc784\uc6cc\ud06c\ub97c \ubc30\uce58\ud588\uc2b5\ub2c8\ub2e4. \ub2e4\uc12f \ubc88\uc9f8 \uc704\uce58\ub97c \ucc28\uc9c0\ud558\ub294 \uc138\uc158 \ub808\uc774\uc5b4.<\/p>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc740 OSI \ubaa8\ub378\uc758 \uc804\uc1a1 \uacc4\uce35 \uc704\uc640 \ud504\ub808\uc820\ud14c\uc774\uc158 \uacc4\uce35 \uc544\ub798\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc8fc\uc694 \ubaa9\uc801\uc740 \ub450 \ucd5c\uc885 \uc0ac\uc6a9\uc790 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ub610\ub294 \ud504\ub85c\uc138\uc2a4 \uac04\uc758 \ud1b5\uc2e0 \ubc0f \uc5f0\uacb0 \uad00\ub9ac\ub97c \uc6a9\uc774\ud558\uac8c \ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc740 \uc774\ub7ec\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac04\uc758 \ub17c\ub9ac\uc801 \uc5f0\uacb0\uc778 \uc138\uc158\uc744 \uc124\uc815, \uc720\uc9c0 \ubc0f \uc885\ub8cc\ud560 \uc218 \uc788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc138\uc158 \uacc4\uce35\uc758 \uc8fc\uc694 \uae30\ub2a5\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc138\uc158 \uc218\ub9bd<\/strong>: \ub450 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \ud1b5\uc2e0\ud574\uc57c \ud558\ub294 \uacbd\uc6b0 \uc138\uc158 \uacc4\uce35\uc740 \ub370\uc774\ud130 \uad50\ud658\uc744 \uc870\uc815\ud558\uae30 \uc704\ud574 \uc138\uc158\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uad00\ub828\ub41c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac04\uc758 \uc138\uc158 \ub9e4\uac1c\ubcc0\uc218 \ud611\uc0c1 \ubc0f \ub3d9\uae30\ud654\ub97c \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub370\uc774\ud130 \ubd84\ud560 \ubc0f \uc7ac\uc870\ub9bd<\/strong>: \uc138\uc158 \uacc4\uce35\uc740 \uc1a1\uc2e0\uc790 \uce21\uc5d0\uc11c \ub370\uc774\ud130\ub97c \uad00\ub9ac \uac00\ub2a5\ud55c \uc138\uadf8\uba3c\ud2b8\ub85c \ub098\ub204\uace0 \uc218\uc2e0\uc790 \uce21\uc5d0\uc11c \uc774\ub97c \uc7ac\uc870\ub9bd\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubd84\ud560\uc744 \ud1b5\ud574 \ub300\ub7c9\uc758 \ub370\uc774\ud130\ub97c \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud574 \ud6a8\uc728\uc801\uc73c\ub85c \uc804\uc1a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \uc720\uc9c0 \uad00\ub9ac<\/strong>: \uc138\uc158 \uc911\uc5d0 \uc138\uc158 \uacc4\uce35\uc740 \uc5f0\uacb0 \uc0c1\ud0dc\uc640 \uc548\uc815\uc131\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc138\uc158\uc758 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\uace0 \uc911\ub2e8\uc774 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \uc138\uc158\uc744 \ub2e4\uc2dc \uc124\uc815\ud558\uae30 \uc704\ud574 \uc801\uc808\ud55c \uc870\uce58\ub97c \ucde8\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \uc885\ub8cc<\/strong>: \ub450 \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc911 \ud558\ub098\uc5d0 \uc758\ud574 \ud1b5\uc2e0\uc774 \uc644\ub8cc\ub418\uac70\ub098 \uc885\ub8cc\ub418\uba74 \uc138\uc158 \uacc4\uce35\uc740 \uc138\uc158\uc744 \uc801\uc808\ud558\uac8c \uc885\ub8cc\ud558\uace0 \ud560\ub2f9\ub41c \ub9ac\uc18c\uc2a4\ub97c \ud574\uc81c\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4\uc758 \ub0b4\ubd80 \uad6c\uc870. \uc138\uc158 \uacc4\uce35\uc758 \uc791\ub3d9 \ubc29\uc2dd.<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc740 \ud574\ub2f9 \uae30\ub2a5\uc744 \ud6a8\uacfc\uc801\uc73c\ub85c \uc218\ud589\ud560 \uc218 \uc788\ub294 \uc5ec\ub7ec \ud504\ub85c\ud1a0\ucf5c\uacfc \uba54\ucee4\ub2c8\uc998\uc73c\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc138\uc158 \ud504\ub85c\ud1a0\ucf5c<\/strong>: \uc774 \ud504\ub85c\ud1a0\ucf5c\uc740 \uc138\uc158\uc758 \uc124\uc815, \uc720\uc9c0 \uad00\ub9ac \ubc0f \uc885\ub8cc\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4. \uc774\ub294 \uc138\uc158\uc5d0 \ucc38\uc5ec\ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \ud1b5\uc2e0\uc744 \uc2dc\uc791\ud558\uace0, \ub370\uc774\ud130 \uad50\ud658\uc744 \ub3d9\uae30\ud654\ud558\uace0, \uc138\uc158 \uad00\ub828 \uc774\ubca4\ud2b8\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uc744 \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \ub370\uc774\ud130 \ub2e8\uc704(SDU)<\/strong>: SDU\ub294 \uc138\uc158 \uacc4\uce35\uc5d0\uc11c \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uac04\uc5d0 \uad50\ud658\ub418\ub294 \ub370\uc774\ud130 \ub369\uc5b4\ub9ac\uc785\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc740 \uc0c1\uc704 \uacc4\uce35 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0\uc11c \uc218\uc2e0\ud55c \ub370\uc774\ud130\ub97c SDU\ub85c \ub098\ub204\uace0 \ucd94\uac00 \ucc98\ub9ac\ub97c \uc704\ud574 \uc774\ub97c \uc804\uc1a1 \uacc4\uce35\uc73c\ub85c \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \uc2dd\ubcc4<\/strong>: \uac01 \uc138\uc158\uc740 \uc138\uc158 ID\ub85c \uace0\uc720\ud558\uac8c \uc2dd\ubcc4\ub418\uba70, \uc774\ub294 \ud55c \uc138\uc158\uc744 \ub2e4\ub978 \uc138\uc158\uacfc \uad6c\ubcc4\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc740 \uc774 ID\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc9c4\ud589 \uc911\uc778 \uc5ec\ub7ec \uc138\uc158\uc744 \uad00\ub9ac\ud558\uace0 \ub370\uc774\ud130\uac00 \uc62c\ubc14\ub978 \ub300\uc0c1\uc5d0 \ub3c4\ub2ec\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4\uc758 \uc8fc\uc694 \uae30\ub2a5 \ubd84\uc11d<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc740 \ud6a8\uc728\uc801\uc778 \ud1b5\uc2e0 \ubc0f \uc5f0\uacb0 \uad00\ub9ac\uc5d0 \uae30\uc5ec\ud558\ub294 \uba87 \uac00\uc9c0 \ud544\uc218 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ub3d9\uae30\ud654<\/strong>: \uc138\uc158 \ub808\uc774\uc5b4\ub294 \ub370\uc774\ud130 \uad50\ud658 \uc911\uc5d0 \ubc1c\uc2e0\uc790\uc640 \uc218\uc2e0\uc790\uac00 \ubaa8\ub450 \ub3d9\uae30\ud654\ub418\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4. \uc774\ub294 \ub370\uc774\ud130\uc758 \uc801\uc808\ud55c \uc21c\uc11c\ub97c \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \ub3d9\uae30\ud654 \uc9c0\uc810\uc744 \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc5f0\uacb0 \uc9c0\ud5a5 \ud1b5\uc2e0<\/strong>: \uc138\uc158 \uacc4\uce35\uc740 \ub370\uc774\ud130 \uc804\uc1a1 \uc804\uc5d0 \ub17c\ub9ac\uc801 \uc5f0\uacb0 \ub610\ub294 \uc138\uc158\uc744 \uc124\uc815\ud558\uc5ec \uc548\uc815\uc801\uc774\uace0 \uc9c8\uc11c \uc788\ub294 \ub370\uc774\ud130 \uad50\ud658\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc624\ub958 \ucc98\ub9ac<\/strong>: \uc138\uc158 \uad00\ub828 \uc624\ub958 \ubc0f \uc911\ub2e8\uc744 \ucc98\ub9ac\ud558\uc5ec \uc624\ub958 \ubcf5\uad6c \ubc0f \uc190\uc2e4\ub418\uac70\ub098 \uc190\uc0c1\ub41c \ub370\uc774\ud130\uc758 \uc7ac\uc804\uc1a1\uc744 \ucd09\uc9c4\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \ubcf4\uc548<\/strong>: \uc138\uc158 \uacc4\uce35\uc740 \uc138\uc158 \uc911\uc5d0 \uad50\ud658\ub418\ub294 \ub370\uc774\ud130\uc758 \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638 \ubc0f \ubb34\uacb0\uc131\uc744 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \ubcf4\uc548 \uba54\ucee4\ub2c8\uc998\uc744 \ud1b5\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4 \uc720\ud615<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc740 \uae30\ub2a5\uacfc \uad6c\ud604\uc5d0 \ub530\ub77c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub450 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc5f0\uacb0 \uc9c0\ud5a5 \uc138\uc158 \uacc4\uce35<\/strong>: \uc774 \uc720\ud615\uc5d0\uc11c\ub294 \uc138\uc158 \uacc4\uce35\uc774 \uc804\ud654 \ud1b5\ud654 \uc124\uc815\uacfc \uc720\uc0ac\ud558\uac8c \ub370\uc774\ud130 \uc804\uc1a1 \uc804\uc5d0 \uc5f0\uacb0\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uc548\uc815\uc801\uc778 \ub370\uc774\ud130 \uc804\ub2ec\uacfc \uc2dc\ud000\uc2f1\uc744 \ubcf4\uc7a5\ud558\ubbc0\ub85c \ud30c\uc77c \uc804\uc1a1, \uc6d0\uaca9 \ub85c\uadf8\uc778 \ub4f1 \uc624\ub958 \uc5c6\ub294 \ud1b5\uc2e0\uc774 \ud544\uc694\ud55c \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ube44\uc5f0\uacb0 \uc138\uc158 \uacc4\uce35<\/strong>: \ub300\uc870\uc801\uc73c\ub85c, \ube44\uc5f0\uacb0\ud615 \uc138\uc158 \uacc4\uce35\uc740 \ub370\uc774\ud130 \uc804\uc1a1 \uc804\uc5d0 \uc804\uc6a9 \uc5f0\uacb0\uc744 \uc124\uc815\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uac01 \ub370\uc774\ud130 \ub2e8\uc704\uc5d0\ub294 \ub77c\uc6b0\ud305\uc5d0 \ud544\uc694\ud55c \uc815\ubcf4\uac00 \ud3ec\ud568\ub418\uc5b4 \uc788\uc73c\uba70 \uc218\uc2e0\uae30\ub294 \ub370\uc774\ud130 \uc138\uadf8\uba3c\ud2b8\ub97c \ub3c5\ub9bd\uc801\uc73c\ub85c \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774 \uc720\ud615\uc740 \uc18d\ub3c4\uc640 \ub0ae\uc740 \ub300\uae30 \uc2dc\uac04\uc774 \uc911\uc694\ud55c \uc2a4\ud2b8\ub9ac\ubc0d \ubbf8\ub514\uc5b4 \ubc0f \uc628\ub77c\uc778 \uac8c\uc784\uacfc \uac19\uc740 \uc2e4\uc2dc\uac04 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \ub354 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<p>\uc544\ub798\ub294 \uc774 \ub450 \uac00\uc9c0 \uc720\ud615\uc758 \ud2b9\uc131\uc744 \ube44\uad50\ud55c \ud45c\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uae30\uc900<\/th>\n<th>\uc5f0\uacb0 \uc9c0\ud5a5 \uc138\uc158 \uacc4\uce35<\/th>\n<th>\ube44\uc5f0\uacb0 \uc138\uc158 \uacc4\uce35<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc5f0\uacb0 \uc124\uc815<\/td>\n<td>\uc608<\/td>\n<td>\uc544\ub2c8\uc694<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \uc2e0\ub8b0\uc131<\/td>\n<td>\ub192\uc740<\/td>\n<td>\ub0ae\uc740<\/td>\n<\/tr>\n<tr>\n<td>\uac04\uc811\ube44<\/td>\n<td>\uc0c1\ub300\uc801\uc73c\ub85c \ub192\uc74c<\/td>\n<td>\ub0ae\ucd94\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>\uc801\uc6a9 \uc0ac\ub840<\/td>\n<td>\ud30c\uc77c \uc804\uc1a1, \uc6d0\uaca9 \ub85c\uadf8\uc778<\/td>\n<td>\uc2a4\ud2b8\ub9ac\ubc0d \ubbf8\ub514\uc5b4, \uac8c\uc784<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Session Layer\uc758 \uc0ac\uc6a9\ubc29\ubc95\uacfc \uc0ac\uc6a9\uc5d0 \ub530\ub978 \ubb38\uc81c\uc810 \ubc0f \ud574\uacb0\ubc29\ubc95<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc758 \uae30\ub2a5\uc740 \ub2e4\uc591\ud55c \uc2e4\uc81c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc744 \ucc3e\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc6f9 \ube0c\ub77c\uc6b0\uc9d5<\/strong>: \uc0ac\uc6a9\uc790\uac00 \uc6f9 \uc0ac\uc774\ud2b8\uc5d0 \uc811\uc18d\ud558\uba74 \uc6f9 \ube0c\ub77c\uc6b0\uc800\uc640 \uc6f9 \uc11c\ubc84 \uc0ac\uc774\uc5d0 \uc138\uc158\uc774 \uc124\uc815\ub429\ub2c8\ub2e4. \uc138\uc158 \uacc4\uce35\uc740 \uc138\uc158\uc744 \uad00\ub9ac\ud558\uc5ec \uc6f9 \ud398\uc774\uc9c0 \ub370\uc774\ud130\uc758 \uc62c\ubc14\ub978 \uc804\ub2ec\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud654\uc0c1 \ud68c\uc758<\/strong>: \ud654\uc0c1 \ud68c\uc758 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc138\uc158 \ub808\uc774\uc5b4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ucc38\uac00\uc790 \uac04\uc758 \uc2e4\uc2dc\uac04 \ud1b5\uc2e0 \uc138\uc158\uc744 \uc124\uc815\ud558\uace0 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud30c\uc77c \uc804\uc1a1<\/strong>: \ud30c\uc77c \uc804\uc1a1 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \uc138\uc158 \uacc4\uce35\uc744 \uc0ac\uc6a9\ud558\uc5ec \ud55c \uc7a5\uce58\uc5d0\uc11c \ub2e4\ub978 \uc7a5\uce58\ub85c \ud30c\uc77c\uc744 \uc548\uc815\uc801\uc73c\ub85c \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h3>\ubb38\uc81c \ubc0f \ud574\uacb0 \ubc29\ubc95:<\/h3>\n<ol>\n<li>\n<p><strong>\uc138\uc158 \ud0c0\uc784 \uc544\uc6c3<\/strong>: \uc138\uc158\uc774 \uc7a5\uae30\uac04 \uc720\ud734 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ub418\uba74 \uc2dc\uac04\uc774 \ucd08\uacfc\ub418\uc5b4 \uc7a0\uc7ac\uc801\uc778 \uc911\ub2e8\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc138\uc158 \uc720\uc9c0 \uba54\ucee4\ub2c8\uc998\uc744 \uad6c\ud604\ud558\uba74 \uc791\uc740 \ub370\uc774\ud130 \ud328\ud0b7\uc744 \uc815\uae30\uc801\uc73c\ub85c \ubcf4\ub0b4 \uc138\uc158\uc744 \uc720\uc9c0\ud568\uc73c\ub85c\uc368 \uc774 \ubb38\uc81c\ub97c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc138\uc158 \ud558\uc774\uc7ac\ud0b9<\/strong>: \uacf5\uaca9\uc790\ub294 \uc911\uc694\ud55c \ub370\uc774\ud130\uc5d0 \ub300\ud55c \ubb34\ub2e8 \uc561\uc138\uc2a4\ub97c \uc5bb\uae30 \uc704\ud574 \ud65c\uc131 \uc138\uc158\uc744 \ud558\uc774\uc7ac\ud0b9\ud558\ub824\uace0 \uc2dc\ub3c4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac15\ub825\ud55c \uc138\uc158 \uc2dd\ubcc4\uc790 \ubc0f \uc554\ud638\ud654\uc640 \uac19\uc740 \ubcf4\uc548 \uc138\uc158 \uad00\ub9ac \ubc29\uc2dd\uc744 \uad6c\ud604\ud558\uba74 \uc774\ub7ec\ud55c \uc704\ud5d8\uc744 \uc644\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \uae30\ud0c0 \uc720\uc0ac \uc6a9\uc5b4\uc640\uc758 \ube44\uad50<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uc758 \uace0\uc720\ud55c \uce21\uba74\uc744 \uc774\ud574\ud558\uae30 \uc704\ud574 \uc774\ub97c OSI \ubaa8\ub378\uc758 \ub2e4\ub978 \ub450 \uacc4\uce35\uc778 \uc804\uc1a1 \uacc4\uce35\uacfc \ud504\ub808\uc820\ud14c\uc774\uc158 \uacc4\uce35\uacfc \ube44\uad50\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uae30\uc900<\/th>\n<th>\uc138\uc158 \uacc4\uce35<\/th>\n<th>\uc804\uc1a1 \uacc4\uce35<\/th>\n<th>\ud504\ub9ac\uc820\ud14c\uc774\uc158 \ub808\uc774\uc5b4<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ub808\uc774\uc5b4 \ubc88\ud638<\/td>\n<td>5\ubc88\uc9f8<\/td>\n<td>4\ubc88\uc9f8<\/td>\n<td>6\ubc88\uc9f8<\/td>\n<\/tr>\n<tr>\n<td>\uae30\ub2a5<\/td>\n<td>\uc138\uc158\uc744 \uad00\ub9ac\ud558\uace0 \uc870\uc815\ud569\ub2c8\ub2e4.<\/td>\n<td>\uc5d4\ub4dc\ud22c\uc5d4\ub4dc \ub370\uc774\ud130 \uc804\ub2ec\uc744 \uad00\ub9ac\ud569\ub2c8\ub2e4.<\/td>\n<td>\ub370\uc774\ud130 \ud615\uc2dd\ud654 \ubc0f \uc554\ud638\ud654<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \ub2e8\uc704<\/td>\n<td>\uc138\uc158 \ub370\uc774\ud130 \uc720\ub2db(SDU)<\/td>\n<td>\uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c \ub370\uc774\ud130 \ub2e8\uc704(TPDU)<\/td>\n<td>\ud504\ub9ac\uc820\ud14c\uc774\uc158 \ud504\ub85c\ud1a0\ucf5c \ub370\uc774\ud130 \uc720\ub2db<\/td>\n<\/tr>\n<tr>\n<td>\uc5f0\uacb0 \uc124\uc815<\/td>\n<td>\uc138\uc158 \uc124\uc815<\/td>\n<td>\uc5f0\uacb0\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/td>\n<td>\ud574\ub2f9 \uc5c6\uc74c<\/td>\n<\/tr>\n<tr>\n<td>\uc624\ub958 \ucc98\ub9ac<\/td>\n<td>\uc138\uc158 \uad00\ub828 \uc624\ub958\ub97c \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/td>\n<td>\ub370\uc774\ud130 \uc804\uc1a1 \uc624\ub958\ub97c \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/td>\n<td>\ud574\ub2f9 \uc5c6\uc74c<\/td>\n<\/tr>\n<tr>\n<td>\ub370\uc774\ud130 \uc138\ubd84\ud654<\/td>\n<td>\uc138\uc158 \uc218\uc900\uc5d0\uc11c \ub370\uc774\ud130\ub97c \ubd84\ud560\ud569\ub2c8\ub2e4.<\/td>\n<td>\uc804\uc1a1 \uc218\uc900\uc5d0\uc11c \ub370\uc774\ud130\ub97c \ubd84\ud560\ud569\ub2c8\ub2e4.<\/td>\n<td>\ud574\ub2f9 \uc5c6\uc74c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc138\uc158 \ub808\uc774\uc5b4\uc640 \uad00\ub828\ub41c \ubbf8\ub798 \uc804\ub9dd\uacfc \uae30\uc220<\/h2>\n<p>\uae30\uc220\uc774 \uacc4\uc18d \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \uc138\uc158 \uacc4\uce35\uc740 \uc0c8\ub85c\uc6b4 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \ud328\ub7ec\ub2e4\uc784\uacfc \uacfc\uc81c\ub97c \uc218\uc6a9\ud558\uae30 \uc704\ud55c \ubc1c\uc804\uacfc \ubcc0\ud654\ub97c \ubaa9\uaca9\ud558\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4. \uc7a0\uc7ac\uc801\uc778 \ubbf8\ub798 \uac1c\ubc1c\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uac15\ud654\ub41c \ubcf4\uc548 \uc870\uce58<\/strong>: \ubcf4\uc548 \ud1b5\uc2e0\uc5d0 \ub300\ud55c \ud544\uc694\uc131\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \uc138\uc158 \uacc4\uce35\uc740 \uc0c8\ub85c\uc6b4 \ubcf4\uc548 \uc704\ud611\uc5d0 \ub300\uc751\ud558\uae30 \uc704\ud574 \ub354\uc6b1 \ubc1c\uc804\ub41c \uc554\ud638\ud654 \ubc0f \uc778\uc99d \ubc29\ubc95\uc744 \ud1b5\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>5G\uc640 \uadf8 \uc774\uc0c1<\/strong>: 5G\uc640 \ucc28\uc138\ub300 \ubb34\uc120 \ub124\ud2b8\uc6cc\ud06c\uc758 \ucd9c\ud604\uc73c\ub85c \uc778\ud574 \ub300\ub7c9\uc73c\ub85c \uc720\uc785\ub418\ub294 \ub370\uc774\ud130\uc640 \uc5f0\uacb0\ub41c \uc7a5\uce58\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud574 \ubcf4\ub2e4 \ud6a8\uc728\uc801\uc778 \uc138\uc158 \uad00\ub9ac \uae30\uc220\uc774 \ud544\uc694\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>IoT \ubc0f \uc5e3\uc9c0 \ucef4\ud4e8\ud305<\/strong>: \uc0ac\ubb3c \uc778\ud130\ub137(IoT)\uacfc \uc5e3\uc9c0 \ucef4\ud4e8\ud305\uc774 \ubd80\uac01\ub418\uba74\uc11c \uc138\uc158 \uacc4\uce35\uc740 IoT \uc7a5\uce58\uc758 \uace0\uc720\ud55c \uc694\uad6c \uc0ac\ud56d\uacfc \ud574\ub2f9 \ud1b5\uc2e0 \uc694\uad6c \uc0ac\ud56d\uc744 \uc9c0\uc6d0\ud558\ub3c4\ub85d \uc801\uc751\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \uc138\uc158 \uacc4\uce35\uacfc \uc5f0\uacb0\ud558\ub294 \ubc29\ubc95<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ubcf4\uc548, \uac1c\uc778 \uc815\ubcf4 \ubcf4\ud638 \ubc0f \ub124\ud2b8\uc6cc\ud06c \ud1b5\uc2e0 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \ub2e4\uc74c\uacfc \uac19\uc740 \ubc29\ubc95\uc73c\ub85c \uc138\uc158 \uacc4\uce35\uacfc \uc5f0\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uc138\uc158 \uad00\ub9ac<\/strong>: \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84\ub97c \ub300\uc2e0\ud558\uc5ec \uc138\uc158\uc744 \uad00\ub9ac\ud558\uc5ec \uc5f0\uacb0 \uc548\uc815\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uace0 \uc138\uc158 \uad00\ub828 \uc791\uc5c5\uc744 \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ub85c\ub4dc \ubc38\ub7f0\uc2f1<\/strong>: \ud504\ub85d\uc2dc\ub294 \ub4e4\uc5b4\uc624\ub294 \ud2b8\ub798\ud53d\uc744 \uc5ec\ub7ec \uc11c\ubc84\uc5d0 \ubd84\uc0b0\uc2dc\ucf1c \ud6a8\uacfc\uc801\uc73c\ub85c \ub85c\ub4dc \uade0\ud615\uc744 \ub9de\ucd94\uace0 \uc138\uc158 \uc131\ub2a5\uc744 \ucd5c\uc801\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uce90\uc2f1<\/strong>: \ud504\ub85d\uc2dc\ub294 \uc790\uc8fc \uc561\uc138\uc2a4\ud558\ub294 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\uc5ec \ubc18\ubcf5 \uc694\uccad\uc758 \ud544\uc694\uc131\uc744 \uc904\uc774\uace0 \uc138\uc158 \ub370\uc774\ud130 \uc804\ub2ec \uc18d\ub3c4\ub97c \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc775\uba85<\/strong>: \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uc0ac\uc774\uc758 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud558\uc5ec \uc138\uc158 \uc911\uc5d0 \ud074\ub77c\uc774\uc5b8\ud2b8 \uc775\uba85\uc131\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<p>\uc138\uc158 \uacc4\uce35\uacfc \ub124\ud2b8\uc6cc\ud0b9\uc5d0\uc11c\uc758 \uc5ed\ud560\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \ub0b4\uc6a9\uc740 \ub2e4\uc74c\uc744 \ucc38\uc870\ud558\uc138\uc694.<\/p>\n<ol>\n<li><a href=\"https:\/\/www.geeksforgeeks.org\/layers-of-osi-model\/\" target=\"_new\" rel=\"noopener nofollow\">OSI \ubaa8\ub378 \uac1c\uc694<\/a><\/li>\n<li><a href=\"https:\/\/www.iso.org\/standard\/17691.html\" target=\"_new\" rel=\"noopener nofollow\">ISO\/IEC 7498-1:1994 \u2013 \uc815\ubcf4 \uae30\uc220 \u2013 \uac1c\ubc29\ud615 \uc2dc\uc2a4\ud15c \uc0c1\ud638 \uc5f0\uacb0 \u2013 \uae30\ubcf8 \ucc38\uc870 \ubaa8\ub378: \uae30\ubcf8 \ubaa8\ub378<\/a><\/li>\n<li><a href=\"https:\/\/www.cloudflare.com\/learning\/cdn\/glossary\/proxy-server\/\" target=\"_new\" rel=\"noopener nofollow\">\ud504\ub85d\uc2dc \uc11c\ubc84 \uc774\ud574<\/a><\/li>\n<\/ol>\n<p>\uacb0\ub860\uc801\uc73c\ub85c \uc138\uc158 \uacc4\uce35\uc740 \ud1b5\uc2e0 \uc138\uc158\uc744 \uad00\ub9ac\ud558\uace0 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774\ub098 \uc7a5\uce58 \uac04\uc758 \uc548\uc815\uc801\uc778 \ub370\uc774\ud130 \uad50\ud658\uc744 \ubcf4\uc7a5\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc138\uc158 \uc124\uc815, \ub3d9\uae30\ud654, \uc624\ub958 \ucc98\ub9ac \ub4f1\uc758 \uae30\ub2a5\uc740 \ud6a8\uc728\uc801\uc774\uace0 \uc548\uc804\ud55c \ub370\uc774\ud130 \uc804\uc1a1\uc744 \uc704\ud574 \ud544\uc218\uc801\uc785\ub2c8\ub2e4. \uae30\uc220\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c \uc138\uc158 \uacc4\uce35\uc740 \ud1b5\uc2e0 \uae30\uc220\uc758 \ubcc0\ud654\ud558\ub294 \ud658\uacbd\uacfc \ucd5c\uc2e0 \ub124\ud2b8\uc6cc\ud0b9 \ud658\uacbd\uc758 \uc694\uad6c\uc5d0 \uc801\uc751\ud558\uba74\uc11c \uacc4\uc18d \ubc1c\uc804\ud560 \uac83\uc785\ub2c8\ub2e4. \uc138\uc158 \uad00\ub9ac, \ubcf4\uc548 \uac15\ud654, \ub124\ud2b8\uc6cc\ud06c \uc131\ub2a5 \ucd5c\uc801\ud654 \uae30\ub2a5\uc744 \uac16\ucd98 \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc138\uc158 \uacc4\uce35\uc758 \uae30\ub2a5\uc744 \ubcf4\uc644\ud558\uc5ec \uc624\ub298\ub0a0\uc758 \uc0c1\ud638 \uc5f0\uacb0\ub41c \uc138\uacc4\uc5d0\uc11c \uadc0\uc911\ud55c \uc790\uc0b0\uc774 \ub429\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":478963,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478962","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Session Layer: Facilitating Communication and Connection Management<\/mark>","faq_items":[{"question":"What is the Session layer?","answer":"<p>The Session layer is a crucial component of the OSI model, responsible for managing and coordinating sessions between communicating applications or devices. It ensures orderly and synchronized data exchange, handling session establishment, maintenance, and termination.<\/p>"},{"question":"How did the Session layer originate?","answer":"<p>The Session layer was conceptualized during the development of the OSI model in the late 1970s. It was first formally described in the publication \"ISO 7498: Information processing systems - Open Systems Interconnection - Basic Reference Model\" in 1984.<\/p>"},{"question":"What are the key functions of the Session layer?","answer":"<p>The Session layer's primary functions include session establishment, data segmentation and reassembly, session maintenance, and session termination.<\/p>"},{"question":"How does the Session layer work internally?","answer":"<p>The Session layer consists of a session protocol, session data units (SDUs), and session identification mechanisms to facilitate proper data exchange and connection management.<\/p>"},{"question":"What are the types of Session layers?","answer":"<p>There are two main types of Session layers: connection-oriented and connectionless. The former establishes a connection before data transfer, while the latter does not.<\/p>"},{"question":"Where is the Session layer used?","answer":"<p>The Session layer finds application in various scenarios, such as web browsing, video conferencing, and file transfer.<\/p>"},{"question":"What are some common problems related to the Session layer?","answer":"<p>Common issues with the Session layer include session timeouts and session hijacking. Solutions include implementing keep-alive mechanisms and secure session management practices.<\/p>"},{"question":"How does the Session layer compare to the Transport and Presentation layers?","answer":"<p>The Session layer is responsible for managing sessions between applications, while the Transport layer handles end-to-end data delivery, and the Presentation layer deals with data formatting and encryption.<\/p>"},{"question":"What are the future perspectives of the Session layer?","answer":"<p>In the future, the Session layer may see advancements in security measures, adaptation to 5G and beyond, and support for IoT and edge computing.<\/p>"},{"question":"How are proxy servers associated with the Session layer?","answer":"<p>Proxy servers can manage sessions, perform load balancing, caching, and preserve client anonymity, making them valuable assets in conjunction with the Session layer.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/478962","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/478962\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/478963"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=478962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}