{"id":41566,"date":"2024-11-07T16:56:09","date_gmt":"2024-11-07T16:56:09","guid":{"rendered":"https:\/\/atmokpo.com\/w\/?p=41566"},"modified":"2024-11-26T06:36:19","modified_gmt":"2024-11-26T06:36:19","slug":"11-%eb%a9%94%ec%9d%bc-%ec%84%9c%eb%b2%84-%ea%b5%ac%ec%b6%95-%eb%b0%8f-%ec%84%a4%ec%a0%95-postfix%ec%99%80-dovecot%ec%9d%84-%ec%9d%b4%ec%9a%a9%ed%95%9c-%eb%a9%94%ec%9d%bc-%ec%84%9c%eb%b2%84-%ea%b5%ac","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/41566\/","title":{"rendered":"11.\uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 \ubc0f \uc124\uc815, Postfix\uc640 Dovecot\uc744 \uc774\uc6a9\ud55c \uba54\uc77c \uc11c\ubc84 \uad6c\ucd95"},"content":{"rendered":"<p><body><\/p>\n<p>\uba54\uc77c \uc11c\ubc84\ub294 \uc774\uba54\uc77c \uc1a1\uc218\uc2e0\uc744 \uad00\ub9ac\ud558\ub294 \uc11c\ubc84 \uc2dc\uc2a4\ud15c\uc73c\ub85c, \uc911\uc18c\uae30\uc5c5\uc774\ub098 \uac1c\uc778 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \uc218\ub2e8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubcf8 \ubb38\uc11c\uc5d0\uc11c\ub294 <strong>Postfix<\/strong>\uc640 <strong>Dovecot<\/strong>\uc744 \ud65c\uc6a9\ud558\uc5ec \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 \uba54\uc77c \uc11c\ubc84\ub97c \uad6c\ucd95\ud558\ub294 \ubc29\ubc95\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc124\uba85\ud569\ub2c8\ub2e4.<\/p>\n<h2>1. \uba54\uc77c \uc11c\ubc84\uc758 \uad6c\uc131 \uc694\uc18c<\/h2>\n<p>\uba54\uc77c \uc11c\ubc84\ub294 \ud06c\uac8c \ub450 \uac00\uc9c0 \uad6c\uc131 \uc694\uc18c\ub85c \ub098\ub269\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>SMTP \uc11c\ubc84 (Postfix):<\/strong> \uc774\uba54\uc77c\uc744 \uc804\uc1a1\ud558\ub294 \ud504\ub85c\ud1a0\ucf5c\uc778 SMTP\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\uba54\uc77c\uc744 \uc218\uc2e0\ud558\uace0 \ubc1c\uc1a1\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/li>\n<li><strong>IMAP\/POP3 \uc11c\ubc84 (Dovecot):<\/strong> \uc0ac\uc6a9\uc790 \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 \uc774\uba54\uc77c\uc744 \ub2e4\uc6b4\ub85c\ub4dc \ub610\ub294 \uc870\ud68c\ud558\ub294 \ub370 \uc0ac\uc6a9\ud558\ub294 \ud504\ub85c\ud1a0\ucf5c\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<h2>2. \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 Postfix \uc124\uce58<\/h2>\n<p>\uba3c\uc800, \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 Postfix\ub97c \uc124\uce58\ud558\uaca0\uc2b5\ub2c8\ub2e4. \ud130\ubbf8\ub110\uc5d0 \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \uc785\ub825\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo apt update\nsudo apt install postfix<\/code><\/pre>\n<p>\uc124\uce58 \uc911\uc5d0 \ub2e4\uc74c\uacfc \uac19\uc740 \uc124\uc815\uc744 \uc694\uad6c\ud560 \uac83\uc785\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\ud328\ud0a4\uc9c0 \uc124\uc815:<\/strong> \uc120\ud0dd \uc2dc <code>Internet Site<\/code>\ub97c \uc120\ud0dd\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\uc6b0\ud3b8 \uc2dc\uc2a4\ud15c\uc758 \uae30\ubcf8 \ub3c4\uba54\uc778:<\/strong> \uc11c\ubc84\uc758 \ub3c4\uba54\uc778 \uc774\ub984\uc744 \uc785\ub825\ud569\ub2c8\ub2e4. \uc608: <code>example.com<\/code><\/li>\n<\/ul>\n<h2>3. Postfix \uc124\uc815<\/h2>\n<p>Postfix \uc124\uce58 \ud6c4, \uc124\uc815 \ud30c\uc77c\uc744 \uc218\uc815\ud558\uc5ec \ub0b4\ubd80 \ub124\ud2b8\uc6cc\ud06c\uc5d0\uc11c \uba54\uc77c\uc744 \uc1a1\uc218\uc2e0\ud560 \uc218 \uc788\ub3c4\ub85d \ud558\uaca0\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>sudo nano \/etc\/postfix\/main.cf<\/code><\/pre>\n<p>\uc544\ub798\uc758 \uc124\uc815\uc744 \ucd94\uac00\ud558\uac70\ub098 \uc218\uc815\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>myhostname = mail.example.com\nmydomain = example.com\nmyorigin = \/etc\/mailname\nmydestination = $myhostname, localhost.$mydomain, localhost, $mydomain\nrelayhost =\nmynetworks = 127.0.0.0\/8, [::1]\/128\nmailbox_size_limit = 0\nrecipient_delimiter = +<\/code><\/pre>\n<p>\uc124\uc815 \ud30c\uc77c\uc744 \uc800\uc7a5\ud558\uace0 \ub098\uc11c Postfix \uc11c\ube44\uc2a4\ub97c \uc7ac\uc2dc\uc791\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo systemctl restart postfix<\/code><\/pre>\n<h2>4. Dovecot \uc124\uce58<\/h2>\n<p>\uc774\uc81c Dovecot\uc744 \uc124\uce58\ud558\uaca0\uc2b5\ub2c8\ub2e4. Dovecot\uc740 IMAP \ubc0f POP3 \uc11c\ube44\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo apt install dovecot dovecot-core dovecot-imapd dovecot-pop3d<\/code><\/pre>\n<h2>5. Dovecot \uc124\uc815<\/h2>\n<p>Dovecot\ub3c4 \uc124\uce58 \ud6c4, \uc124\uc815 \ud30c\uc77c\uc744 \uc5fd\ub2c8\ub2e4:<\/p>\n<pre><code>sudo nano \/etc\/dovecot\/dovecot.conf<\/code><\/pre>\n<p>\ub2e4\uc74c\uacfc \uac19\uc740 \uc124\uc815\uc744 \ucd94\uac00\ud558\uc5ec IMAP\uacfc POP3\ub97c \ud65c\uc131\ud654\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>protocols = imap pop3<\/code><\/pre>\n<h2>6. \uc0ac\uc6a9\uc790 \uacc4\uc815 \uc124\uc815<\/h2>\n<p>\uba54\uc77c \uc11c\ubc84\uc5d0 \uc0ac\uc6a9\uc790 \uacc4\uc815\uc744 \ucd94\uac00\ud558\uae30 \uc704\ud574, \uc544\ub798\uc758 \uba85\ub839\uc5b4\ub97c \ud1b5\ud574 \uc2dc\uc2a4\ud15c \uc0ac\uc6a9\uc790\ub85c \ucd94\uac00\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo adduser username<\/code><\/pre>\n<p>\uc5ec\uae30\uc11c <code>username<\/code>\uc740 \uc0dd\uc131\ud560 \uc0ac\uc6a9\uc790\uc758 \uc774\ub984\uc785\ub2c8\ub2e4. \uc774\ud6c4, \uc0ac\uc6a9\uc790\uc758 \uc774\uba54\uc77c \uc8fc\uc18c\ub294 <code>username@example.com<\/code> \ud615\uc2dd\uc73c\ub85c \ub429\ub2c8\ub2e4.<\/p>\n<h2>7. SSL\/TLS \uc124\uc815<\/h2>\n<p>\ubcf4\uc548\uc744 \uac15\ud654\ud558\uae30 \uc704\ud574 SSL\/TLS\ub97c \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. <strong>Let&#8217;s Encrypt<\/strong>\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubb34\ub8cc SSL \uc99d\uba85\uc11c\ub97c \ubc1c\uae09\ubc1b\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c \uba85\ub839\uc5b4\ub97c \uc2e4\ud589\ud558\uc5ec Certbot\uc744 \uc124\uce58\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo apt install certbot<\/code><\/pre>\n<p>\uadf8 \ub2e4\uc74c, \uc544\ub798 \uba85\ub839\uc5b4\ub97c \uc2e4\ud589\ud558\uc5ec SSL \uc778\uc99d\uc11c\ub97c \ubc1c\uae09\ubc1b\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>sudo certbot certonly --standalone -d mail.example.com<\/code><\/pre>\n<p>\uc778\uc99d\uc11c\uac00 \uc0dd\uc131\ub418\uba74, Postfix\uc640 Dovecot \uc124\uc815 \ud30c\uc77c\uc5d0\uc11c \uc778\uc99d\uc11c \uacbd\ub85c\ub97c \uc5c5\ub370\uc774\ud2b8\ud569\ub2c8\ub2e4.<\/p>\n<h2>8. Postfix\uc640 Dovecot\uc5d0 SSL \uc124\uc815 \uc801\uc6a9<\/h2>\n<h3>Postfix SSL \uc124\uc815<\/h3>\n<pre><code>sudo nano \/etc\/postfix\/main.cf<\/code><\/pre>\n<p>\ub2e4\uc74c \uc124\uc815\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>smtpd_tls_cert_file=\/etc\/letsencrypt\/live\/mail.example.com\/fullchain.pem\nsmtpd_tls_key_file=\/etc\/letsencrypt\/live\/mail.example.com\/privkey.pem\nsmtpd_use_tls=yes\n<\/code><\/pre>\n<h3>Dovecot SSL \uc124\uc815<\/h3>\n<pre><code>sudo nano \/etc\/dovecot\/conf.d\/10-ssl.conf<\/code><\/pre>\n<p>\uc544\ub798\uc640 \uac19\uc740 \uc124\uc815\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>ssl = required\nssl_cert = <\/code><\/pre>\n<h2>9. \ubc29\ud654\ubcbd \uc124\uc815<\/h2>\n<p>\uba54\uc77c \uc11c\ubc84\uac00 \uc678\ubd80\uc640 \ud1b5\uc2e0\ud560 \uc218 \uc788\ub3c4\ub85d \ubc29\ud654\ubcbd\uc744 \uc124\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \uc6b0\ubd84\ud22c\uc758 UFW \ubc29\ud654\ubcbd\uc744 \uc124\uc815\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>sudo ufw allow OpenSSH\nsudo ufw allow 'Nginx Full'\nsudo ufw allow 25\/tcp\nsudo ufw allow 587\/tcp\nsudo ufw allow 993\/tcp\nsudo ufw enable<\/code><\/pre>\n<h2>10. \uba54\uc77c \uc1a1\uc218\uc2e0 \ud14c\uc2a4\ud2b8<\/h2>\n<p>\uba54\uc77c \uc11c\ubc84\uac00 \uc81c\ub300\ub85c \uc791\ub3d9\ud558\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 SMTP \ubc0f IMAP \ud074\ub77c\uc774\uc5b8\ud2b8\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\uba54\uc77c \uc1a1\uc218\uc2e0\uc744 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \ub2e4\uc591\ud55c \uc774\uba54\uc77c \ud074\ub77c\uc774\uc5b8\ud2b8\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc73c\uba70, Thunderbird\ub098 Outlook \uac19\uc740 \ud074\ub77c\uc774\uc5b8\ud2b8\ub97c \ucd94\ucc9c\ud569\ub2c8\ub2e4.<\/p>\n<h2>11. \uacb0\ub860<\/h2>\n<p>\uc774 \ubb38\uc11c\uc5d0\uc11c\ub294 Postfix\uc640 Dovecot\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 \uba54\uc77c \uc11c\ubc84\ub97c \uad6c\ucd95\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uc600\uc2b5\ub2c8\ub2e4. \uc790\uc2e0\uc758 \ub3c4\uba54\uc778\uc73c\ub85c \uc548\uc815\uc801\uc778 \uba54\uc77c \uc11c\ube44\uc2a4 \uc81c\uacf5\uc744 \uc704\ud574 \uac01 \uc124\uc815\uc744 \uc8fc\uc758 \uae4a\uac8c \ud655\uc778\ud558\uace0, \ubcf4\uc548\uc744 \uc704\ud574 SSL\/TLS\ub97c \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \uac01 \uad6c\uc131 \uc694\uc18c\uc758 \ub85c\uadf8 \ud30c\uc77c\uc744 \ud655\uc778\ud558\uc5ec \uc6d0\uc778\uc744 \ud30c\uc545\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4.<\/p>\n<h3>\ubd80\ub85d<\/h3>\n<p>\uc790\uc8fc \ubc1c\uc0dd\ud558\ub294 \uc624\ub958 \ubc0f \ud574\uacb0 \ubc29\ubc95:<\/p>\n<ul>\n<li><strong>\uba54\uc77c \ubc1c\uc1a1\uc774 \uc548\ub418\ub294 \uacbd\uc6b0:<\/strong> Postfix \ub85c\uadf8 \ud30c\uc77c(<code>\/var\/log\/mail.log<\/code>)\uc744 \uac80\ud1a0\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li><strong>\uba54\uc77c \uc218\uc2e0\uc774 \uc548\ub418\ub294 \uacbd\uc6b0:<\/strong> DNS \uc124\uc815\uc5d0\uc11c MX \ub808\ucf54\ub4dc\uac00 \uc815\ud655\ud55c\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<li><strong>SSL \uad00\ub828 \uc624\ub958:<\/strong> \uc778\uc99d\uc11c \uacbd\ub85c\uac00 \uc62c\ubc14\ub978\uc9c0 \ud655\uc778\ud558\uace0, \uc778\uc99d\uc11c\uac00 \ub9cc\ub8cc\ub418\uc9c0 \uc54a\uc558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/li>\n<\/ul>\n<p><\/body><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uba54\uc77c \uc11c\ubc84\ub294 \uc774\uba54\uc77c \uc1a1\uc218\uc2e0\uc744 \uad00\ub9ac\ud558\ub294 \uc11c\ubc84 \uc2dc\uc2a4\ud15c\uc73c\ub85c, \uc911\uc18c\uae30\uc5c5\uc774\ub098 \uac1c\uc778 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \uc218\ub2e8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubcf8 \ubb38\uc11c\uc5d0\uc11c\ub294 Postfix\uc640 Dovecot\uc744 \ud65c\uc6a9\ud558\uc5ec \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 \uba54\uc77c \uc11c\ubc84\ub97c \uad6c\ucd95\ud558\ub294 \ubc29\ubc95\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc124\uba85\ud569\ub2c8\ub2e4. 1. \uba54\uc77c \uc11c\ubc84\uc758 \uad6c\uc131 \uc694\uc18c \uba54\uc77c \uc11c\ubc84\ub294 \ud06c\uac8c \ub450 \uac00\uc9c0 \uad6c\uc131 \uc694\uc18c\ub85c \ub098\ub269\ub2c8\ub2e4: SMTP \uc11c\ubc84 (Postfix): \uc774\uba54\uc77c\uc744 \uc804\uc1a1\ud558\ub294 \ud504\ub85c\ud1a0\ucf5c\uc778 SMTP\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\uba54\uc77c\uc744 \uc218\uc2e0\ud558\uace0 \ubc1c\uc1a1\ud558\ub294 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. &hellip; <a href=\"https:\/\/atmokpo.com\/w\/41566\/\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;11.\uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 \ubc0f \uc124\uc815, Postfix\uc640 Dovecot\uc744 \uc774\uc6a9\ud55c \uba54\uc77c \uc11c\ubc84 \uad6c\ucd95&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[179],"tags":[],"class_list":["post-41566","post","type-post","status-publish","format-standard","hentry","category-179"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>11.\uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 \ubc0f \uc124\uc815, Postfix\uc640 Dovecot\uc744 \uc774\uc6a9\ud55c \uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atmokpo.com\/w\/41566\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"11.\uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 \ubc0f \uc124\uc815, Postfix\uc640 Dovecot\uc744 \uc774\uc6a9\ud55c \uba54\uc77c \uc11c\ubc84 \uad6c\ucd95 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"og:description\" content=\"\uba54\uc77c \uc11c\ubc84\ub294 \uc774\uba54\uc77c \uc1a1\uc218\uc2e0\uc744 \uad00\ub9ac\ud558\ub294 \uc11c\ubc84 \uc2dc\uc2a4\ud15c\uc73c\ub85c, \uc911\uc18c\uae30\uc5c5\uc774\ub098 \uac1c\uc778 \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ucee4\ubba4\ub2c8\ucf00\uc774\uc158 \uc218\ub2e8\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubcf8 \ubb38\uc11c\uc5d0\uc11c\ub294 Postfix\uc640 Dovecot\uc744 \ud65c\uc6a9\ud558\uc5ec \uc6b0\ubd84\ud22c \uc11c\ubc84\uc5d0 \uba54\uc77c \uc11c\ubc84\ub97c \uad6c\ucd95\ud558\ub294 \ubc29\ubc95\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc124\uba85\ud569\ub2c8\ub2e4. 1. \uba54\uc77c \uc11c\ubc84\uc758 \uad6c\uc131 \uc694\uc18c \uba54\uc77c 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