{"id":479404,"date":"2023-08-09T10:35:54","date_gmt":"2023-08-09T10:35:54","guid":{"rendered":""},"modified":"2023-09-05T11:18:46","modified_gmt":"2023-09-05T11:18:46","slug":"trivial-file-transfer-protocol","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/kr\/wiki\/trivial-file-transfer-protocol\/","title":{"rendered":"\uac04\ub2e8\ud55c \ud30c\uc77c \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c"},"content":{"rendered":"<h2>\uc18c\uac1c<\/h2>\n<p>TFTP(Trivial File Transfer Protocol)\ub294 \ub124\ud2b8\uc6cc\ud06c\ub85c \uc5f0\uacb0\ub41c \uc7a5\uce58 \uac04\uc5d0 \ud30c\uc77c\uc744 \uc804\uc1a1\ud558\ub294 \ub370 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uac04\ub2e8\ud558\uace0 \uac00\ubcbc\uc6b4 \ud30c\uc77c \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c\uc785\ub2c8\ub2e4. 1980\ub144 Noel Chiappa\uc5d0 \uc758\ud574 \ucc98\uc74c \uc124\uacc4\ub418\uc5c8\uc73c\uba70 \uc774\ud6c4 1981\ub144 IETF(Internet Engineering Task Force)\uc5d0 \uc758\ud574 RFC 783\uc744 \ud1b5\ud574 \uac1c\uc120\ub418\uc5c8\uc2b5\ub2c8\ub2e4. TFTP\ub294 \uae30\ubcf8\uc801\uc774\uace0 \ube60\ub978 \ud30c\uc77c \uc804\uc1a1 \ubc29\ubc95\uc774 \ud544\uc694\ud55c \ub2e4\uc591\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \ub110\ub9ac \uc0ac\uc6a9\ub418\ubbc0\ub85c \ud544\uc218 \ub3c4\uad6c\uc785\ub2c8\ub2e4. \ub9ce\uc740 \ub124\ud2b8\uc6cc\ud06c \ud658\uacbd\uc5d0\uc11c.<\/p>\n<h2>\uc5ed\uc0ac\uc640 \uc720\ub798<\/h2>\n<p>TFTP\uc758 \uae30\uc6d0\uc740 \ucef4\ud4e8\ud130 \ub124\ud2b8\uc6cc\ud0b9 \ucd08\uae30\ub85c \uac70\uc2ac\ub7ec \uc62c\ub77c\uac11\ub2c8\ub2e4. Noel Chiappa\ub294 \ub354 \ubcf5\uc7a1\ud55c FTP(\ud30c\uc77c \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c)\uc5d0 \ub300\ud55c \uad6c\ud604\ud558\uae30 \uc26c\uc6b4 \ub300\uc548\uc73c\ub85c \uc774 \ud504\ub85c\ud1a0\ucf5c\uc744 \ucc98\uc74c \uc18c\uac1c\ud588\uc2b5\ub2c8\ub2e4. TFTP\uc758 \ub2e8\uc21c\uc131\uacfc \ud6a8\uc728\uc131 \ub355\ubd84\uc5d0 \ub9ac\uc18c\uc2a4\uac00 \uc81c\ud55c\ub418\uc5b4 \uc788\uace0 \ube60\ub978 \ud30c\uc77c \uc804\uc1a1\uc774 \ud544\uc694\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0 \ud2b9\ud788 \uc801\ud569\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>TFTP\uc5d0 \ub300\ud55c \uc790\uc138\ud55c \uc815\ubcf4<\/h2>\n<p>TFTP\ub294 UDP(\uc0ac\uc6a9\uc790 \ub370\uc774\ud130\uadf8\ub7a8 \ud504\ub85c\ud1a0\ucf5c)\uc5d0\uc11c \uc791\ub3d9\ud558\ubbc0\ub85c \ucd5c\uc18c\ud55c\uc758 \uc624\ubc84\ud5e4\ub4dc\ub85c \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. FTP\uc640 \ub2ec\ub9ac TFTP\ub294 \uc0ac\uc6a9\uc790 \uc778\uc99d, \ub514\ub809\ud130\ub9ac \ubaa9\ub85d \ub610\ub294 \ubcf5\uc7a1\ud55c \uc791\uc5c5\uc744 \uc9c0\uc6d0\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub300\uc2e0 \ud30c\uc77c \uc804\uc1a1 \uae30\ub2a5\uc5d0\ub9cc \uc911\uc810\uc744 \ub461\ub2c8\ub2e4. \ubbf8\ub2c8\uba40\ub9ac\uc2a4\ud2b8 \uc124\uacc4\ub85c \uc778\ud574 TFTP\ub294 \ucf54\ub4dc\uc640 \uba54\ubaa8\ub9ac\uac00 \ub35c \ud544\uc694\ud558\ubbc0\ub85c \ubd80\ud2b8\uc2a4\ud2b8\ub798\ud551 \ud504\ub85c\uc138\uc2a4, \ud38c\uc6e8\uc5b4 \uc5c5\ub370\uc774\ud2b8 \ubc0f \ub124\ud2b8\uc6cc\ud06c \uc7a5\uce58 \uad6c\uc131\uc5d0 \uc774\uc0c1\uc801\uc785\ub2c8\ub2e4.<\/p>\n<h2>\ub0b4\ubd80 \uad6c\uc870 \ubc0f TFTP \uc791\ub3d9 \ubc29\uc2dd<\/h2>\n<p>TFTP\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8-\uc11c\ubc84 \ubaa8\ub378\uc5d0\uc11c \uc791\ub3d9\ud558\uba70 \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc11c\ubc84\uc5d0\uc11c \ud30c\uc77c\uc744 \uc694\uccad\ud558\uc5ec \ud30c\uc77c \uc804\uc1a1\uc744 \uc2dc\uc791\ud569\ub2c8\ub2e4. \uc11c\ubc84\ub294 \uc694\uccad\ub41c \ud30c\uc77c\uc744 \uace0\uc815 \ud06c\uae30 \ube14\ub85d(\ubcf4\ud1b5 512\ubc14\uc774\ud2b8)\uc73c\ub85c \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \uc804\uc1a1\ud558\uc5ec \uc751\ub2f5\ud569\ub2c8\ub2e4. \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uac01 \ube14\ub85d\uc758 \uc218\uc2e0\uc744 \ud655\uc778\ud558\uc5ec \uc804\uccb4 \ud30c\uc77c \uc804\uc1a1\uc774 \uc644\ub8cc\ub420 \ub54c\uae4c\uc9c0 \uc11c\ubc84\uac00 \ub2e4\uc74c \ube14\ub85d\uc744 \uc804\uc1a1\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc758 \ud1b5\uc2e0\uc740 \uad50\ud658\ub418\ub294 \uba54\uc2dc\uc9c0 \uc720\ud615\uc744 \uc9c0\uc815\ud558\ub294 \uc798 \uc815\uc758\ub41c TFTP opcode\ub97c \ud1b5\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc8fc\uc694 opcode\uc5d0\ub294 \ub2e4\uc74c\uc774 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\uc77d\uae30 \uc694\uccad(RRQ): \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc11c\ubc84\uc5d0 \ud30c\uc77c\uc744 \uc694\uccad\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc4f0\uae30 \uc694\uccad(WRQ): \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc11c\ubc84\uc5d0 \ud30c\uc77c\uc744 \ubcf4\ub0c5\ub2c8\ub2e4.<\/li>\n<li>\ub370\uc774\ud130: \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uac8c \ub370\uc774\ud130 \ube14\ub85d\uc744 \ubcf4\ub0c5\ub2c8\ub2e4.<\/li>\n<li>\uc2b9\uc778(ACK): \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \ub370\uc774\ud130 \ube14\ub85d\uc758 \uc131\uacf5\uc801\uc778 \uc218\uc2e0\uc744 \uc2b9\uc778\ud569\ub2c8\ub2e4.<\/li>\n<li>\uc624\ub958: \ubb38\uc81c\uac00 \uc788\ub294 \uacbd\uc6b0 \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0 \uc624\ub958 \uba54\uc2dc\uc9c0\ub97c \ubcf4\ub0c5\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>TFTP\uc758 \uc8fc\uc694 \ud2b9\uc9d5<\/h2>\n<p>TFTP\uc5d0\ub294 \ud2b9\uc815 \uc0ac\uc6a9 \uc0ac\ub840\uc5d0 \uc2e4\uc6a9\uc801\uc778 \uc120\ud0dd\uc774 \ub418\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uae30\ub2a5\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\uac04\ub2e8:<\/strong> TFTP\uc758 \ubbf8\ub2c8\uba40\ud55c \ub514\uc790\uc778\uc740 \uad6c\ud604\uc744 \uc27d\uac8c \ud558\uace0 \ud638\ud658\uc131 \ubb38\uc81c\uc758 \uc704\ud5d8\uc744 \uc904\uc5ec\uc90d\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ube44\uc5f0\uacb0 \ud504\ub85c\ud1a0\ucf5c:<\/strong> TFTP\ub294 UDP\ub97c \ud1b5\ud574 \uc791\ub3d9\ud558\ubbc0\ub85c \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud558\uae30 \uc804\uc5d0 \uc5f0\uacb0\uc744 \uc124\uc815\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc5f0\uacb0 \uc548\uc815\uc131\uc774 \uc911\uc694\ud558\uc9c0 \uc54a\uc740 \ud658\uacbd\uc5d0 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc791\uc740 \ucf54\ub4dc \ud06c\uae30:<\/strong> TFTP\uc758 \ucef4\ud329\ud2b8\ud55c \ucf54\ub4dc \ud06c\uae30 \ub355\ubd84\uc5d0 \ub77c\uc6b0\ud130 \ubc0f \uc2a4\uc704\uce58\uc640 \uac19\uc774 \ub9ac\uc18c\uc2a4\uac00 \uc81c\ud55c\ub41c \uc7a5\uce58\uc5d0\uc11c \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc778\uc99d \uc5c6\uc74c:<\/strong> \uc774\ub294 \uc81c\ud55c \uc0ac\ud56d\uc73c\ub85c \ubcf4\uc77c \uc218 \uc788\uc9c0\ub9cc \uc778\uc99d\uc774 \ubd80\uc871\ud558\uc5ec \uc124\uc815 \ud504\ub85c\uc138\uc2a4\uac00 \ub2e8\uc21c\ud654\ub418\uace0 TFTP\uac00 \uc790\ub3d9\ud654\ub41c \ub124\ud2b8\uc6cc\ud06c \uad6c\uc131\uc5d0 \uc120\ud638\ub418\ub294 \uc120\ud0dd\uc774 \ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>TFTP\uc758 \uc720\ud615<\/h2>\n<p>TFTP\uc5d0\ub294 \ub450 \uac00\uc9c0 \uae30\ubcf8 \uc791\ub3d9 \ubaa8\ub4dc\uac00 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ubc29\ubc95<\/th>\n<th>\uc124\uba85<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Netascii<\/strong><\/td>\n<td>\uc774 \ubaa8\ub4dc\ub294 \uc11c\ub85c \ub2e4\ub978 \ubb38\uc790 \uc9d1\ud569\uc744 \uac00\uc9c4 \uc7a5\uce58 \uac04\uc5d0 \ud14d\uc2a4\ud2b8 \ud30c\uc77c\uc744 \uc804\uc1a1\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<tr>\n<td><strong>\uc625\ud15f\/\ubc14\uc774\ub108\ub9ac<\/strong><\/td>\n<td>\uc774 \ubaa8\ub4dc\ub294 \ud38c\uc6e8\uc5b4 \uc5c5\ub370\uc774\ud2b8 \ub610\ub294 \uad6c\uc131\uacfc \uac19\uc740 \ubc14\uc774\ub108\ub9ac \ud30c\uc77c\uc744 \uc804\uc1a1\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>TFTP \uc0ac\uc6a9 \ubc29\ubc95 \ubc0f \uc77c\ubc18\uc801\uc778 \ubb38\uc81c<\/h2>\n<p>TFTP\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub2e4\uc74c\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<ul>\n<li>\n<p><strong>\ud38c\uc6e8\uc5b4 \uc5c5\ub370\uc774\ud2b8:<\/strong> TFTP\ub294 \ub77c\uc6b0\ud130 \ubc0f \uc2a4\uc704\uce58\uc640 \uac19\uc740 \ub124\ud2b8\uc6cc\ud06c \uc7a5\uce58\uc758 \ud38c\uc6e8\uc5b4\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 \ub370 \uc885\uc885 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ubd80\ud2b8\uc2a4\ud2b8\ub798\ud551 \uc7a5\uce58:<\/strong> \ucd08\uae30 \ubd80\ud305 \ud504\ub85c\uc138\uc2a4 \uc911\uc5d0 \ub124\ud2b8\uc6cc\ud06c \uc7a5\uce58\ub294 TFTP\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc791\uc5c5\uc5d0 \ud544\uc694\ud55c \ud30c\uc77c\uc744 \uac80\uc0c9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uad6c\uc131 \uad00\ub9ac:<\/strong> TFTP\ub294 \uad6c\uc131 \ud30c\uc77c\uc744 \ub124\ud2b8\uc6cc\ud06c \uc7a5\uce58\uc5d0 \uc27d\uac8c \ubc30\ud3ec\ud558\uc5ec \ub124\ud2b8\uc6cc\ud06c \uc804\ubc18\uc5d0 \uac78\uccd0 \uade0\uc77c\uc131\uc744 \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ul>\n<p>\uc7a5\uc810\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 TFTP\uc5d0\ub294 \uba87 \uac00\uc9c0 \uc81c\ud55c \uc0ac\ud56d\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<ol>\n<li>\n<p><strong>\ubcf4\uc548 \ubd80\uc871:<\/strong> TFTP\uc5d0\ub294 \uc778\uc99d \ubc0f \uc554\ud638\ud654\uac00 \ubd80\uc871\ud558\uc5ec \ubb34\ub2e8 \uc561\uc138\uc2a4 \ubc0f \ub370\uc774\ud130 \uac00\ub85c\ucc44\uae30\uc5d0 \ucde8\uc57d\ud569\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\uc81c\ud55c\ub41c \uc624\ub958 \ucc98\ub9ac:<\/strong> TFTP\uc758 \uc624\ub958 \uba54\uc2dc\uc9c0\ub294 \ubaa8\ud638\ud55c \uacbd\uc6b0\uac00 \ub9ce\uc544 \ubb38\uc81c\ub97c \uc9c4\ub2e8\ud558\uace0 \ud574\uacb0\ud558\uae30\uac00 \uc5b4\ub835\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<li>\n<p><strong>\ud30c\uc77c \ubaa9\ub85d \uc9c0\uc6d0 \uc5c6\uc74c:<\/strong> FTP\uc640 \ub2ec\ub9ac TFTP\ub294 \uc11c\ubc84\uc758 \ud30c\uc77c\uc744 \ub098\uc5f4\ud558\ub294 \uba54\ucee4\ub2c8\uc998\uc744 \uc81c\uacf5\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \uacbd\uc6b0\uc5d0 \ub530\ub77c \ubd88\ud3b8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/li>\n<\/ol>\n<h2>\uc8fc\uc694 \ud2b9\uc9d5 \ubc0f \ube44\uad50<\/h2>\n<table>\n<thead>\n<tr>\n<th>\ud2b9\uc131<\/th>\n<th>TFTP<\/th>\n<th>FTP<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\uc785\uc99d<\/strong><\/td>\n<td>\uc778\uc99d \uc5c6\uc74c<\/td>\n<td>\uc0ac\uc6a9\uc790 \uc774\ub984\uacfc \ube44\ubc00\ubc88\ud638\uac00 \ud544\uc694\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td><strong>\uc9c0\uc6d0\ub418\ub294 \uba85\ub839<\/strong><\/td>\n<td>\uc81c\ud55c\ub428(\uc77d\uae30, \uc4f0\uae30)<\/td>\n<td>\uad11\ubc94\uc704\ud568(\uc608: LIST, PUT, GET)<\/td>\n<\/tr>\n<tr>\n<td><strong>\ud504\ub85c\ud1a0\ucf5c \uc720\ud615<\/strong><\/td>\n<td>\ube44\uc5f0\uacb0(UDP)<\/td>\n<td>\uc5f0\uacb0 \uc9c0\ud5a5(TCP)<\/td>\n<\/tr>\n<tr>\n<td><strong>\ubcf5\uc7a1\uc131<\/strong><\/td>\n<td>\ub2e8\uc21c\ud55c<\/td>\n<td>\ubcf5\uc7a1\ud55c<\/td>\n<\/tr>\n<tr>\n<td><strong>\ub9ac\uc18c\uc2a4 \uc694\uad6c \uc0ac\ud56d<\/strong><\/td>\n<td>\ub0ae\uc740<\/td>\n<td>\ub192\uc740<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uad00\uc810\uacfc \ubbf8\ub798 \uae30\uc220<\/h2>\n<p>\ub124\ud2b8\uc6cc\ud0b9 \uae30\uc220\uc774 \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c TFTP\uc758 \uc5ed\ud560\uc740 \ub354\uc6b1 \uc804\ubb38\ud654\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\uc815 \uc0ac\uc6a9 \uc0ac\ub840\uc5d0\uc11c\ub294 \ub2e8\uc21c\uc131\uc774 \uc5ec\uc804\ud788 \ub9e4\ub825\uc801\uc774\uc9c0\ub9cc \ubcf4\uc548 \ubc0f \uc548\uc815\uc131 \uae30\ub2a5\uc774 \uac15\ud654\ub41c \ucd5c\uc2e0 \ud30c\uc77c \uc804\uc1a1 \ud504\ub85c\ud1a0\ucf5c\uc774 \uc778\uae30\ub97c \uc5bb\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 SFTP(Secure File Transfer Protocol) \ubc0f TFTP-SSH(Trivial File Transfer Protocol Secure)\ub294 \uc554\ud638\ud654 \ubc0f \uc778\uc99d\uc744 \ucd94\uac00\ud558\uc5ec TFTP\uc758 \ubcf4\uc548 \uc81c\ud55c \uc0ac\ud56d\uc744 \ud574\uacb0\ud569\ub2c8\ub2e4.<\/p>\n<h2>\ud504\ub85d\uc2dc \uc11c\ubc84 \ubc0f TFTP<\/h2>\n<p>\ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 TFTP \uc11c\ubc84 \uac04\uc758 \uc911\uac1c\uc790 \uc5ed\ud560\uc744 \ud558\uc5ec TFTP \uc2dc\ub098\ub9ac\uc624\uc5d0\uc11c \uc5ed\ud560\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud2b9\uc815 \ub124\ud2b8\uc6cc\ud06c \uc124\uc815\uc5d0\uc11c \ud504\ub85d\uc2dc \uc11c\ubc84\ub294 \uc790\uc8fc \uc694\uccad\ub418\ub294 TFTP \ud30c\uc77c\uc744 \uce90\uc2f1\ud558\uace0 \ub300\uc5ed\ud3ed \uc0ac\uc6a9\ub7c9\uc744 \uc904\uc774\uace0 \ud30c\uc77c \uc804\uc1a1 \uc18d\ub3c4\ub97c \ub192\uc5ec \ubcf4\uc548\uacfc \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>\uad00\ub828\ub41c \ub9c1\ud06c\ub4e4<\/h2>\n<ul>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc783\" target=\"_new\" rel=\"noopener nofollow\">RFC 783 \u2013 TFTP \ud504\ub85c\ud1a0\ucf5c(IETF)<\/a><\/li>\n<li><a href=\"https:\/\/tools.ietf.org\/html\/rfc1350\" target=\"_new\" rel=\"noopener nofollow\">RFC 1350 \u2013 TFTP \ud504\ub85c\ud1a0\ucf5c(\uac1c\uc815 2)(IETF)<\/a><\/li>\n<li><a href=\"https:\/\/www.cisco.com\/c\/en\/us\/support\/docs\/ip\/tftp\/13705-8.html\" target=\"_new\" rel=\"noopener nofollow\">TFTP \uc774\ud574(\uc2dc\uc2a4\ucf54)<\/a><\/li>\n<\/ul>","protected":false},"featured_media":479405,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-479404","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Trivial File Transfer Protocol (TFTP)<\/mark>","faq_items":[{"question":"What is Trivial File Transfer Protocol (TFTP)?","answer":"<p>Trivial File Transfer Protocol (TFTP) is a lightweight file transfer protocol used to transfer files between networked devices. It was designed to be simple and efficient, making it ideal for specific use cases where a basic file transfer method is needed.<\/p>"},{"question":"Who invented TFTP and when was it first introduced?","answer":"<p>TFTP was initially designed by Noel Chiappa in 1980. It was later refined and standardized by the Internet Engineering Task Force (IETF) through RFC 783 in 1981.<\/p>"},{"question":"How does TFTP work?","answer":"<p>TFTP operates on a client-server model. The client initiates the file transfer by requesting a file from the server. The server responds by sending the file in fixed-size blocks to the client. The client acknowledges the receipt of each block, allowing the server to send the next block until the file transfer is complete.<\/p>"},{"question":"What are the key features of TFTP?","answer":"<ul><li><p><strong>Simplicity:<\/strong> TFTP's minimalist design makes it easy to implement and reduces compatibility issues.<\/p><\/li><li><p><strong>Connectionless Protocol:<\/strong> TFTP operates over UDP, making it suitable for environments where connection reliability is not critical.<\/p><\/li><li><p><strong>Small Code Size:<\/strong> TFTP's compact code allows it to run on resource-constrained devices.<\/p><\/li><li><p><strong>No Authentication:<\/strong> TFTP lacks user authentication, making it suitable for automated network configurations.<\/p><\/li><\/ul>"},{"question":"What are the different types of TFTP?","answer":"<p>TFTP has two primary modes of operation:<\/p><ul><li><p><strong>Netascii:<\/strong> Used for transferring text files between devices with different character sets.<\/p><\/li><li><p><strong>Octet\/Binary:<\/strong> Used for transferring binary files, such as firmware updates or configurations.<\/p><\/li><\/ul>"},{"question":"What are some common uses of TFTP?","answer":"<p>TFTP is commonly used in the following scenarios:<\/p><ul><li>Firmware Updates: Updating firmware on network devices like routers and switches.<\/li><li>Bootstrapping Devices: Retrieving necessary files during the initial boot process.<\/li><li>Configuration Management: Distributing configuration files to network devices for uniformity.<\/li><\/ul>"},{"question":"What are the limitations of TFTP?","answer":"<ul><li><p><strong>Lack of Security:<\/strong> TFTP lacks authentication and encryption, making it vulnerable to unauthorized access and data interception.<\/p><\/li><li><p><strong>Limited Error Handling:<\/strong> TFTP's error messages are often vague, making troubleshooting challenging.<\/p><\/li><li><p><strong>No File Listing Support:<\/strong> Unlike FTP, TFTP does not provide a mechanism to list files on the server.<\/p><\/li><\/ul>"},{"question":"How does TFTP compare to FTP?","answer":"<table><thead><tr><th>Characteristic<\/th><th>TFTP<\/th><th>FTP<\/th><\/tr><\/thead><tbody><tr><td>Authentication<\/td><td>No authentication<\/td><td>Usernames and passwords required<\/td><\/tr><tr><td>Commands Supported<\/td><td>Limited (Read, Write)<\/td><td>Extensive (e.g., LIST, PUT, GET)<\/td><\/tr><tr><td>Protocol Type<\/td><td>Connectionless (UDP)<\/td><td>Connection-oriented (TCP)<\/td><\/tr><tr><td>Complexity<\/td><td>Simple<\/td><td>Complex<\/td><\/tr><tr><td>Resource Requirements<\/td><td>Low<\/td><td>High<\/td><\/tr><\/tbody><\/table>"},{"question":"What does the future hold for TFTP?","answer":"<p>As networking technology evolves, TFTP may become more specialized. Modern file transfer protocols like SFTP and TFTP-SSH address TFTP's security limitations by adding encryption and authentication.<\/p>"},{"question":"How do proxy servers relate to TFTP?","answer":"<p>Proxy servers can enhance TFTP performance by acting as intermediaries between clients and TFTP servers. They can cache frequently requested TFTP files, reducing bandwidth usage and speeding up file transfers.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/wiki\/479404","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\/479404\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media\/479405"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/kr\/wp-json\/wp\/v2\/media?parent=479404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}