{"id":293,"date":"2024-02-15T16:28:27","date_gmt":"2024-02-15T16:28:27","guid":{"rendered":"https:\/\/www.freesmtpserver.net\/?p=293"},"modified":"2024-02-15T16:28:27","modified_gmt":"2024-02-15T16:28:27","slug":"smtp%eb%8a%94-%eb%ac%b4%ec%97%87%ec%9d%b4%ea%b3%a0-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%98%eb%82%98%ec%9a%94-2","status":"publish","type":"post","link":"https:\/\/www.freesmtpserver.net\/ko\/smtp%eb%8a%94-%eb%ac%b4%ec%97%87%ec%9d%b4%ea%b3%a0-%ec%96%b4%eb%96%bb%ea%b2%8c-%ec%9e%91%eb%8f%99%ed%95%98%eb%82%98%ec%9a%94-2\/","title":{"rendered":"SMTP\ub780 \ubb34\uc5c7\uc774\uba70 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud569\ub2c8\uae4c?"},"content":{"rendered":"

\ucee4\ubba4\ub2c8\ucf00\uc774\uc158\uc774 \uc131\uacf5\uc758 \uc5f4\uc1e0\uc778 \uad11\ub300\ud55c \uc778\ud130\ub137 \ud658\uacbd\uc5d0\uc11c \uc774\uba54\uc77c\uc740 \uac00\uc7a5 \ud544\uc218\uc801\uc778 \ub3c4\uad6c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6d0\ud65c\ud55c \uc774\uba54\uc77c \uc804\ub2ec\uc758 \uc774\uba74\uc5d0\ub294 SMTP(Simple Mail Transfer Protocol)\ub77c\ub294 \uc911\uc694\ud55c \ud504\ub85c\ud1a0\ucf5c\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae30\uc0ac\uc5d0\uc11c\ub294 SMTP\uc758 \ubcf5\uc7a1\ud55c \ubd80\ubd84\uc744 \uc790\uc138\ud788 \uc0b4\ud3b4\ubcf4\uace0 \uc804\uc790 \uba54\uc77c \ud1b5\uc2e0\uc5d0\uc11c SMTP\uc758 \uae30\ubcf8 \uc5ed\ud560\uacfc \uc548\uc815\uc801\uc778 \uba54\uc2dc\uc9c0 \uc804\ub2ec\uc744 \ubcf4\uc7a5\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubd05\ub2c8\ub2e4.<\/p>\n

<\/p>\n

SMTP \uc815\uc758<\/strong><\/h3>\n

SMTP(Simple Mail Transfer Protocol)\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \ud1b5\ud55c \uc804\uc790 \uba54\uc77c(\uc774\uba54\uc77c) \uc804\uc1a1\uc744 \uad00\ub9ac\ud558\ub294 \uc77c\ub828\uc758 \uaddc\uce59\uc785\ub2c8\ub2e4. 1980\ub144\ub300 \ucd08\uc5d0 \uac1c\ubc1c\ub41c SMTP\ub294 \uc774\uba54\uc77c \ud1b5\uc2e0\uc758 \uc911\ucd94 \uc5ed\ud560\uc744 \ud558\uc5ec \uc5ec\ub7ec \uc11c\ubc84\uc640 \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8 \uac04\uc5d0 \uba54\uc2dc\uc9c0\ub97c \uc8fc\uace0\ubc1b\uc744 \uc218 \uc788\uac8c \ud574\uc90d\ub2c8\ub2e4.<\/p>\n

SMTP \uc791\ub3d9 \ubc29\uc2dd<\/strong><\/h3>\n

1. \uc774\uba54\uc77c \uc804\uc1a1 \uc2dc\uc791:<\/strong><\/h4>\n

\uc774\uba54\uc77c \uc804\uc1a1 \ud504\ub85c\uc138\uc2a4\ub294 \uc0ac\uc6a9\uc790\uac00 \uba54\uc2dc\uc9c0\ub97c \uc791\uc131\ud558\uace0 \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8\uc5d0\uc11c "\ubcf4\ub0b4\uae30" \ubc84\ud2bc\uc744 \ub204\ub974\uba74 \uc2dc\uc791\ub429\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 SMTP \uc11c\ubc84\uc640\uc758 \uc5f0\uacb0\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n

2. \ud578\ub4dc\uc170\uc774\ud0b9 \ubc0f \uc778\uc99d:<\/strong><\/h4>\n

\uc5f0\uacb0 \uc2dc \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 SMTP \uc11c\ubc84 \uac04\uc5d0 \uc77c\ub828\uc758 \ud578\ub4dc\uc170\uc774\ud06c\uac00 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc774\ub294 \ub450 \uc5d4\ud130\ud2f0\uac00 \ud6a8\uacfc\uc801\uc73c\ub85c \ud1b5\uc2e0\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\ub294 \uc911\uc694\ud55c \ub2e8\uacc4\uc785\ub2c8\ub2e4. \ub610\ud55c \ubcf4\ub0b8 \uc0ac\ub78c\uc758 \uc801\ubc95\uc131\uc744 \ud655\uc778\ud558\ub824\uba74 \uc0ac\uc6a9\uc790 \uc774\ub984 \ubc0f \ube44\ubc00\ubc88\ud638\uc640 \uac19\uc740 \uc778\uc99d \uba54\ucee4\ub2c8\uc998\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

3. \uba54\uc2dc\uc9c0 \uc804\uc1a1:<\/strong><\/h4>\n

\uc5f0\uacb0\uc774 \uc124\uc815\ub418\uace0 \uc778\uc99d\uc774 \uc131\uacf5\ud558\uba74 \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8\ub294 \uc774\uba54\uc77c \uba54\uc2dc\uc9c0\ub97c SMTP \uc11c\ubc84\ub85c \ubcf4\ub0c5\ub2c8\ub2e4. \uc11c\ubc84\ub294 \uba54\uc2dc\uc9c0\ub97c \ucc98\ub9ac\ud558\uc5ec \uc624\ub958\ub098 \ud615\uc2dd \ubb38\uc81c\uac00 \uc788\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/p>\n

4. \uc218\uc2e0\uc790\uc758 \uc11c\ubc84\ub85c \ub77c\uc6b0\ud305:<\/strong><\/h4>\n

\ucc98\ub9ac \ud6c4 SMTP \uc11c\ubc84\ub294 \uc218\uc2e0\uc790\uc758 \uc774\uba54\uc77c \ub3c4\uba54\uc778\uc744 \uacb0\uc815\ud558\uace0 DNS(Domain Name System)\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc218\uc2e0\uc790\uc758 \uba54\uc77c \uc11c\ubc84\ub97c \ucc3e\uc2b5\ub2c8\ub2e4. \uadf8\ub7f0 \ub2e4\uc74c \uc11c\ubc84\ub294 \uc218\uc2e0\uc790\uc758 SMTP \uc11c\ubc84\uc640 \uc5f0\uacb0\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.<\/p>\n

5. \uc218\ucde8\uc778\uc758 \uc0ac\uc11c\ud568\uc73c\ub85c \ubc30\uc1a1:<\/strong><\/h4>\n

\uc131\uacf5\uc801\uc73c\ub85c \uc5f0\uacb0\ub418\uba74 \uc218\uc2e0\uc790\uc758 SMTP \uc11c\ubc84\ub294 \uba54\uc2dc\uc9c0\ub97c \uc218\uc2e0\ud558\uc5ec \uc218\uc2e0\uc790\uc758 \uc0ac\uc11c\ud568\uc5d0 \uc800\uc7a5\ud569\ub2c8\ub2e4. \uc218\uc2e0\uc790\ub294 \ub098\uc911\uc5d0 \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8\ub098 \uc6f9\uba54\uc77c \uc778\ud130\ud398\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \uba54\uc2dc\uc9c0\ub97c \uac80\uc0c9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

SMTP\uc758 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c<\/strong><\/h3>\n

1. \uba54\uc77c \uc804\uc1a1 \uc5d0\uc774\uc804\ud2b8(MTA):<\/strong><\/h4>\n

MTA\ub294 \uc11c\ubc84 \uac04 \uc774\uba54\uc77c \ub77c\uc6b0\ud305 \ubc0f \uc804\uc1a1\uc744 \ub2f4\ub2f9\ud558\ub294 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uc785\ub2c8\ub2e4. \uc774\ub294 \uc774\uba54\uc77c \uc804\uc1a1\uc758 \ucd08\uae30 \ub2e8\uacc4\uc5d0\uc11c \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud558\uba70 \uba54\uc2dc\uc9c0\uac00 \uc62c\ubc14\ub978 \ub300\uc0c1\uc73c\ub85c \uc804\ub2ec\ub418\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n

2. \uba54\uc77c \ubc30\ub2ec \uc5d0\uc774\uc804\ud2b8(MDA):<\/strong><\/h4>\n

MDA\ub294 \uc218\uc2e0\uc790\uc758 \uc0ac\uc11c\ud568\uc73c\ub85c\uc758 \uc774\uba54\uc77c \ubc30\ub2ec\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774\ub294 MTA\uc640 \ud568\uaed8 \uc791\ub3d9\ud558\uc5ec \uc774\uba54\uc77c\uc774 \ucd5c\uc885 \ubaa9\uc801\uc9c0\uc5d0 \ub3c4\ub2ec\ud558\uace0 \uc801\uc808\ud558\uac8c \uc800\uc7a5\ub418\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n

3. SMTP \uba85\ub839:<\/strong><\/h4>\n

SMTP \ud1b5\uc2e0\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\uc640 \uc11c\ubc84 \uac04\uc5d0 \uad50\ud658\ub418\ub294 \uc77c\ub828\uc758 \uba85\ub839\uc5d0 \uc758\uc874\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uba85\ub839\uc5d0\ub294 EHLO(\ud655\uc7a5\ub41c Hello), MAIL FROM, RCPT TO, DATA \ubc0f QUIT\uac00 \ud3ec\ud568\ub418\uba70 \uac01\uac01\uc740 \uc774\uba54\uc77c \uc804\uc1a1 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ud2b9\uc815 \ubaa9\uc801\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n

\uacfc\uc81c \ubc0f \ubcf4\uc548 \uc870\uce58<\/strong><\/h3>\n

\uc911\uc694\ud55c \uc5ed\ud560\uc5d0\ub3c4 \ubd88\uad6c\ud558\uace0 SMTP\ub294 \ud2b9\ud788 \ubcf4\uc548 \uce21\uba74\uc5d0\uc11c \ubb38\uc81c\uc5d0 \uc9c1\uba74\ud574 \uc788\uc2b5\ub2c8\ub2e4. \uacf5\uac1c\uc801\uc778 \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \uc545\uc758\uc801\uc778 \uc5d4\ud130\ud2f0\ub294 \uc2a4\ud338\uc774\ub098 \ud53c\uc2f1\uacfc \uac19\uc740 \ud65c\ub3d9\uc5d0 SMTP\ub97c \uc774\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ud574\uacb0\ud558\uae30 \uc704\ud574 STARTTLS\uc640 \uac19\uc740 \uc554\ud638\ud654 \ud504\ub85c\ud1a0\ucf5c\uacfc SPF(Sender Policy Framework) \ubc0f DKIM(DomainKeys Identified Mail)\uacfc \uac19\uc740 \uc778\uc99d \uba54\ucee4\ub2c8\uc998\uc744 \ud3ec\ud568\ud55c \ub2e4\uc591\ud55c \ubcf4\uc548 \uc870\uce58\uac00 \uad6c\ud604\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/strong><\/h3>\n

\ub514\uc9c0\ud138 \ud1b5\uc2e0 \uc601\uc5ed\uc5d0\uc11c SMTP\ub294 \uc870\uc6a9\ud558\uba74\uc11c\ub3c4 \uac15\ub825\ud55c \ud798\uc744 \ubc1c\ud718\ud558\uc5ec \uc804 \uc138\uacc4\uc801\uc73c\ub85c \uc6d0\ud65c\ud55c \uc774\uba54\uc77c \uad50\ud658\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4. \uadf8 \uc791\ub3d9 \ubc29\uc2dd\uc744 \uc774\ud574\ud558\uba74 \uc774\uba54\uc77c \uc804\ub2ec\uc758 \ubcf5\uc7a1\uc131\uc5d0 \ub300\ud55c \uc774\ud574\uac00 \ub192\uc544\uc9c8 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc774 \ud544\uc218 \ud504\ub85c\ud1a0\ucf5c\uc758 \ubb34\uacb0\uc131\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \uc788\uc5b4 \ubcf4\uc548 \uc870\uce58\uc758 \uc911\uc694\uc131\ub3c4 \uac15\uc870\ub429\ub2c8\ub2e4. \uae30\uc220\uc774 \uacc4\uc18d \ubc1c\uc804\ud568\uc5d0 \ub530\ub77c SMTP\ub294 \uc548\uc815\uc801\uc774\uace0 \ud6a8\uc728\uc801\uc778 \uc774\uba54\uc77c \ud1b5\uc2e0\uc758 \ucd08\uc11d\uc73c\ub85c \ub0a8\uc544 \uc788\uc73c\uba70 \uba54\uc2dc\uc9c0\uac00 \uc758\ub3c4\ud55c \ubaa9\uc801\uc9c0\uc5d0 \uc2e0\uc18d\ud558\uace0 \uc548\uc804\ud558\uac8c \ub3c4\ub2ec\ud558\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>","protected":false},"excerpt":{"rendered":"

\ucee4\ubba4\ub2c8\ucf00\uc774\uc158\uc774 \uc131\uacf5\uc758 \uc5f4\uc1e0\uc778 \uad11\ub300\ud55c \uc778\ud130\ub137 \ud658\uacbd\uc5d0\uc11c \uc774\uba54\uc77c\uc740 \uac00\uc7a5 \ud544\uc218\uc801\uc778 \ub3c4\uad6c \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6d0\ud65c\ud55c \uc774\uba54\uc77c \uc804\ub2ec\uc758 \uc774\uba74\uc5d0\ub294 SMTP(Simple Mail Transfer Protocol)\ub77c\ub294 \uc911\uc694\ud55c \ud504\ub85c\ud1a0\ucf5c\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \uae30\uc0ac\uc5d0\uc11c \uc6b0\ub9ac\ub294 SMTP\uc758 \uae30\ubcf8 \uc5ed\ud560\uc744 \ud0d0\uad6c\ud558\uba74\uc11c SMTP\uc758 \ubcf5\uc7a1\uc131\uc744 \ud0d0\uad6c\ud569\ub2c8\ub2e4. [...]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-293","post","type-post","status-publish","format-standard","hentry","category-smtp-simple-mail-transfer-protocol-faq"],"_links":{"self":[{"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/posts\/293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/comments?post=293"}],"version-history":[{"count":0,"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/posts\/293\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/media?parent=293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/categories?post=293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.freesmtpserver.net\/ko\/wp-json\/wp\/v2\/tags?post=293"}],"curies":[{"name":"\uc6cc\ub4dc\ud504\ub808\uc2a4","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}