{"id":1185,"date":"2026-03-11T00:14:13","date_gmt":"2026-03-10T15:14:13","guid":{"rendered":"http:\/\/www.igoni.kr\/?p=1185"},"modified":"2026-03-11T00:14:13","modified_gmt":"2026-03-10T15:14:13","slug":"%ec%bb%a8%ed%85%8c%ec%9d%b4%eb%84%88-%ea%b5%ac%eb%8f%99%ec%8b%9c-unknown-server-host-%eb%a9%94%ec%8b%9c%ec%a7%80-%eb%9c%a8%eb%a9%b4%ec%84%9c-%ea%b5%ac%eb%8f%99%ec%8b%a4%ed%8c%a8","status":"publish","type":"post","link":"http:\/\/www.igoni.kr\/?p=1185","title":{"rendered":"\ucee8\ud14c\uc774\ub108 \uad6c\ub3d9\uc2dc unknown server host \uba54\uc2dc\uc9c0 \ub728\uba74\uc11c \uad6c\ub3d9\uc2e4\ud328"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\ubaa9 \ucc28<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\ubaa9\ucc28 \ud1a0\uae00\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/www.igoni.kr\/?p=1185\/#%EB%B0%9C%EC%83%9D%ED%98%84%EC%83%81\" >\ubc1c\uc0dd\ud604\uc0c1<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/www.igoni.kr\/?p=1185\/#%EC%9B%90_%EC%9D%B8\" >\uc6d0 \uc778<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-5'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/www.igoni.kr\/?p=1185\/#%EC%A1%B0%EC%B9%98%EB%B0%A9%EB%B2%95\" >\uc870\uce58\ubc29\ubc95<\/a><\/li><\/ul><\/nav><\/div>\n<h5 id=\"bkmrk-%EB%B0%9C%EC%83%9D%ED%98%84%EC%83%81\"><span class=\"ez-toc-section\" id=\"%EB%B0%9C%EC%83%9D%ED%98%84%EC%83%81\"><\/span>\ubc1c\uc0dd\ud604\uc0c1<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p id=\"bkmrk-%EC%BB%A8%ED%85%8C%EC%9D%B4%EB%84%88-%EB%82%B4%EB%B6%80%EC%97%90%EC%84%9C-%ED%86%B5%EC%8B%A0%EC%8B%9C-%ED%98%B8%EC%8A%A4%ED%8A%B8%EB%A5%BC-%EB%AA%BB\">\ucee8\ud14c\uc774\ub108 \ub0b4\ubd80\uc5d0\uc11c \ud1b5\uc2e0\uc2dc \ud638\uc2a4\ud2b8\ub97c \ubabb\ucc3e\ub294 \ubb38\uc81c\uac00 \uc788\uc5b4\uc11c(WEB -&gt;DB) \uad6c\ub3d9\uc2e4\ud328<\/p>\n<h5 id=\"bkmrk-%EC%9B%90-%EC%9D%B8\"><span class=\"ez-toc-section\" id=\"%EC%9B%90_%EC%9D%B8\"><\/span>\uc6d0 \uc778<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p id=\"bkmrk-docker-%EB%82%B4%EB%B6%80%EC%97%90%EC%84%9C-hosts%EB%A5%BC-%EC%B0%BE\">Docker \ub0b4\ubd80\uc5d0\uc11c hosts\ub97c \ucc3e\uc9c0 \uc54a\uace0 docker-dns.conf\ub97c \ub530\ub77c\uc11c \uc678\ubd80 DNS\ub97c \ucc38\uc870\ud574\uc11c \ub9ac\uc878\ube59\ud558\ub294\uac83\uc73c\ub85c \ubcf4\uc784.<\/p>\n<h5 id=\"bkmrk-%EC%A1%B0%EC%B9%98%EB%B0%A9%EB%B2%95\"><span class=\"ez-toc-section\" id=\"%EC%A1%B0%EC%B9%98%EB%B0%A9%EB%B2%95\"><\/span>\uc870\uce58\ubc29\ubc95<span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p id=\"bkmrk-docker-dns%EB%A5%BC-%EC%A0%9C%EC%99%B8%ED%95%98%EA%B3%A0-%EA%B5%AC%EB%8F%99.\">docker-dns\ub97c \uc81c\uc678\ud558\uace0 \uad6c\ub3d9.<\/p>\n<pre id=\"bkmrk-%24%3E-mv-%2Fetc%2Fsystemd%2Fs\"><code class=\"language-bash\">$&gt; mv \/etc\/systemd\/system\/docker.service.d\/docker-dns.conf \/etc\/systemd\/system\/docker.service.d\/docker-dns.conf_ori\r\n\r\n$&gt; systemctl daemon-reload\r\n$&gt; systemctl restart docker <\/code><\/pre>\n<table id=\"bkmrk-perplexity%EC%97%90%EC%84%9C-%EC%83%9D%EC%84%B1%ED%95%9C-ai%EC%9D%B4\" style=\"border-collapse: collapse; width: 100%; height: 39px;\" border=\"1\">\n<colgroup>\n<col style=\"width: 99.8785%;\" \/><\/colgroup>\n<tbody>\n<tr style=\"height: 421.891px;\">\n<td style=\"height: 10px;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1187\" src=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/03\/unnamed-1-1.jpg\" alt=\"\" width=\"1024\" height=\"1024\" srcset=\"http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/03\/unnamed-1-1.jpg 1024w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/03\/unnamed-1-1-300x300.jpg 300w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/03\/unnamed-1-1-150x150.jpg 150w, http:\/\/www.igoni.kr\/wp-content\/uploads\/2026\/03\/unnamed-1-1-768x768.jpg 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/td>\n<\/tr>\n<tr style=\"height: 29.7969px;\">\n<td class=\"align-right\" style=\"height: 29px;\">Gemini3 \uc5d0\uc11c \uc0dd\uc131\ud55c AI\uc774\ubbf8\uc9c0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h5 id=\"bkmrk-%C2%A0\"><\/h5>\n","protected":false},"excerpt":{"rendered":"<p>\ubc1c\uc0dd\ud604\uc0c1 \ucee8\ud14c\uc774\ub108 \ub0b4\ubd80\uc5d0\uc11c \ud1b5\uc2e0\uc2dc \ud638\uc2a4\ud2b8\ub97c \ubabb\ucc3e\ub294 \ubb38\uc81c\uac00 \uc788\uc5b4\uc11c(WEB -&gt;DB) \uad6c\ub3d9\uc2e4\ud328 \uc6d0 \uc778 Docker \ub0b4\ubd80\uc5d0\uc11c hosts\ub97c \ucc3e\uc9c0&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1187,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-1185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux-"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1185"}],"version-history":[{"count":1,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions"}],"predecessor-version":[{"id":1189,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions\/1189"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=\/wp\/v2\/media\/1187"}],"wp:attachment":[{"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1185"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.igoni.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}