{"id":53,"date":"2020-12-29T21:46:08","date_gmt":"2020-12-29T12:46:08","guid":{"rendered":"https:\/\/www.spacek.xyz\/mle\/?p=53"},"modified":"2020-12-29T21:46:08","modified_gmt":"2020-12-29T12:46:08","slug":"ubuntu%ec%97%90%ec%84%9c-postfix-dovecot-roundcube-%ec%84%a4%ec%a0%95","status":"publish","type":"post","link":"https:\/\/www.spacek.xyz\/mle\/?p=53","title":{"rendered":"Ubuntu\uc5d0\uc11c Postfix, Dovecot, Roundcube \uc124\uc815"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\ud574\ud0b9\uc744 \ub2f9\ud55c \ud6c4 \ub2e4\uc2dc \uc11c\ubc84\ub97c \uc124\uc815\ud558\uace0 \uc788\ub2e4. \uba54\uc77c\uc11c\ubc84\ub97c \uc124\uc815\ud558\uba74\uc11c ssl \uc744 \uc0ac\uc6a9\ud558\uc5ec \uad6c\uc131\ud558\uae30\ub85c \uc791\uc815\ud558\uace0 \uc544\ub798 \uc0ac\uc774\ud2b8\ub97c \ucc38\uace0\ud558\uc5ec \uc124\uc815\uc744 \uc644\ub8cc\ud558\uc600\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-linuxbabe wp-block-embed-linuxbabe\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"4YRelqkaPT\"><a href=\"https:\/\/www.linuxbabe.com\/mail-server\/setup-basic-postfix-mail-sever-ubuntu\">Build Your Own Email Server on Ubuntu: Basic Postfix Setup<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;Build Your Own Email Server on Ubuntu: Basic Postfix Setup&#8221; &#8212; LinuxBabe\" src=\"https:\/\/www.linuxbabe.com\/mail-server\/setup-basic-postfix-mail-sever-ubuntu\/embed#?secret=LJlnNz5sqs#?secret=4YRelqkaPT\" data-secret=\"4YRelqkaPT\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-linuxbabe wp-block-embed-linuxbabe\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"zhfMj1pqZ2\"><a href=\"https:\/\/www.linuxbabe.com\/mail-server\/secure-email-server-ubuntu-postfix-dovecot\">Part 2: Install Dovecot IMAP server on Ubuntu &#038; Enable TLS Encryption<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;Part 2: Install Dovecot IMAP server on Ubuntu &#038; Enable TLS Encryption&#8221; &#8212; LinuxBabe\" src=\"https:\/\/www.linuxbabe.com\/mail-server\/secure-email-server-ubuntu-postfix-dovecot\/embed#?secret=Fv2bX6Vi9O#?secret=zhfMj1pqZ2\" data-secret=\"zhfMj1pqZ2\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\ud558\uc9c0\ub9cc \ubb38\uc81c\uac00 \uc788\ub2e4. \ub2e4 \uc798\ub418\uc5c8\uc9c0\ub9cc SMTP \uc804\uc1a1\uc5d0\uc11c \uacc4\uc18d \uc5d0\ub7ec\uac00 \ubc1c\uc0dd\ud55c\ub2e4.<br>mail.log \uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ub85c\uadf8\uac00 \uc313\uc778\ub2e4.<\/p>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:8px\"><code>Dec 27 11:47:46 mail postfix\/submission\/smtpd[10992]: connect from unknown[192.168.xxx.xxx]<br>Dec 27 11:47:46 mail postfix\/submission\/smtpd[10992]: lost connection after CONNECT from unknown[192.168.xxx.xxx]<br>Dec 27 11:47:46 mail postfix\/submission\/smtpd[10992]: disconnect from unknown[192.168.xxx.xxx] commands=0\/0<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">tcpdump\ub97c \ubcf4\ub2c8 \ub2e4\uc74c\uacfc \uac19\uc740 \uc5d0\ub7ec\uac00 \ud45c\uc2dc\ub41c\ub2e4.<br><code>500 5.5.2 Error: Bad UTF-8 Syntax<\/code><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"742\" height=\"205\" src=\"https:\/\/www.spacek.xyz\/mle\/wp-content\/uploads\/2020\/12\/image.png\" alt=\"\" class=\"wp-image-59\" srcset=\"https:\/\/www.spacek.xyz\/mle\/wp-content\/uploads\/2020\/12\/image.png 742w, https:\/\/www.spacek.xyz\/mle\/wp-content\/uploads\/2020\/12\/image-300x83.png 300w\" sizes=\"auto, (max-width: 742px) 100vw, 742px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ubb34\ub9ac \ube44\uc2b7\ud55c \uc5d0\ub7ec\ub97c \uac80\uc0c9\ud574\ubd10\ub3c4 \ud574\uacb0 \ubc29\ubc95\uc774 \ubcf4\uc774\uc9c0 \uc54a\ub294\ub2e4. \uaf3c\uaf3c\uc774 \uc124\uc815\uc744 \ub4a4\uc838 \ubcf4\ub2e4\uac00 \ud639\uc2dc\ub098 \ud558\ub294 \uc0dd\uac01\uc5d0 \uc124\uc815 \ud558\ub098\ub97c \ubc14\uafb8\uc5b4 \ubcf4\uc558\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\ub41c\ub2e4. ^^<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc544\ub9c8\ub3c4 \uc704\uc758 2\ubc88\uc9f8 \ub9c1\ud06c\uc5d0\uc11c \uc2e4\uc218\uac00 \uc788\uc5c8\ub358 \uac83 \uac19\ub2e4. \uc88c\uc6b0\uac04 \ubaa8\ub4e0 \uac83\uc740 \ub3d9\uc77c\ud55c \uac83 \uac19\uc740\ub370 \ub098\ub294 \uc548\ub418\uc5c8\ub2e4. \ud558\uc9c0\ub9cc \uc774\uc81c \ubcc0\uacbd\ud55c \uc124\uc815\uc73c\ub85c \uc798 \ub3d9\uc791\ud55c\ub2e4. ^^<br>\ubcc0\uacbd\ud55c \ub0b4\uc6a9\uc740 Postfix\/main.cf \uc758 \ub0b4\uc6a9\uc774\ub2e4.  \uc544\ub798\uc640 \uac19\uc774 \ud55c \uc904\uc744 \uc124\uc815 \ud30c\uc77c \ub05d\uc5d0 \ucd94\uac00\ud55c\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>smtpd_use_tls=yes<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\uc704\uc758 \ub9c1\ud06c\uc5d0\uc11c\ub294 This parameter is for legacy Postfix (Versions before 2.3 ) \uc774\ub77c\uace0 \uc124\uba85\uc744 \ub2ec\uace0 Comment\ub85c \ub9c9\uc544 \ub193\uc558\ub2e4.  \ud558\uc9c0\ub9cc \ub098\ub294 SSL\uc744 \uc0ac\uc6a9\ud558\ub824\uace0 \ud558\uace0 \uc788\uc73c\ubbc0\ub85c \ub2f9\uc5f0\ud788 TLS \uac00 \ud65c\uc131\ud654 \ub418\uc5b4\uc57c \ud55c\ub2e4. \ub530\ub77c\uc11c \uc774 \uc124\uc815\uc774 yes \uac00 \ub418\uc5b4\uc57c \ud560 \uac83 \uac19\ub2e4\ub294 \uc0dd\uac01\uc774 \ub4e4\uc5b4 \ud639\uc2dc\ub098 \ud558\ub294 \ub9c8\uc74c\uc73c\ub85c \ubc14\uafb8\uc5b4 \ubcf4\uc558\ub354\ub2c8 \uc81c\ub300\ub85c \ub3d9\uc791\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud639\uc2dc\ub77c\ub3c4 \ub610 \ud574\ud0b9\uc744 \ub2f9\ud574 \uc11c\ubc84\uac00 \ub9dd\uac00\uc9c0\ub294 \uc0c1\ud669\uc5d0\uc11c \uc798 \ubcf5\uad6c\ud558\uae30 \uc704\ud574 \uc124\uc815 \ub0b4\uc6a9\uc744 \uc78a\uc9c0 \uc54a\uac8c \uc798 \ubcf4\uad00\ud574\uc57c\uaca0\ub2e4.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code> <\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud574\ud0b9\uc744 \ub2f9\ud55c \ud6c4 \ub2e4\uc2dc \uc11c\ubc84\ub97c \uc124\uc815\ud558\uace0 \uc788\ub2e4. \uba54\uc77c\uc11c\ubc84\ub97c \uc124\uc815\ud558\uba74\uc11c ssl \uc744 \uc0ac\uc6a9\ud558\uc5ec \uad6c\uc131\ud558\uae30\ub85c \uc791\uc815\ud558\uace0 \uc544\ub798 \uc0ac\uc774\ud2b8\ub97c \ucc38\uace0\ud558\uc5ec \uc124\uc815\uc744 \uc644\ub8cc\ud558\uc600\ub2e4. \ud558\uc9c0\ub9cc \ubb38\uc81c\uac00 \uc788\ub2e4. \ub2e4 \uc798\ub418\uc5c8\uc9c0\ub9cc SMTP \uc804\uc1a1\uc5d0\uc11c \uacc4\uc18d \uc5d0\ub7ec\uac00 \ubc1c\uc0dd\ud55c\ub2e4.mail.log \uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ub85c\uadf8\uac00 \uc313\uc778\ub2e4. Dec 27 11:47:46 mail postfix\/submission\/smtpd[10992]: connect &hellip; <a href=\"https:\/\/www.spacek.xyz\/mle\/?p=53\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[15,16],"class_list":["post-53","post","type-post","status-publish","format-standard","hentry","category-6","tag-postfix","tag-smtp"],"views":1042,"_links":{"self":[{"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/posts\/53","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=53"}],"version-history":[{"count":6,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/posts\/53\/revisions"}],"predecessor-version":[{"id":61,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=\/wp\/v2\/posts\/53\/revisions\/61"}],"wp:attachment":[{"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=53"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=53"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.spacek.xyz\/mle\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=53"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}