{"id":907,"date":"2024-04-30T17:45:30","date_gmt":"2024-04-30T08:45:30","guid":{"rendered":"https:\/\/hyandmj.asuscomm.com\/hblog\/?p=907"},"modified":"2024-04-30T17:47:25","modified_gmt":"2024-04-30T08:47:25","slug":"ssh-connection-to-wsl2-from-the-external","status":"publish","type":"post","link":"https:\/\/hyandmj.asuscomm.com\/hblog\/?p=907","title":{"rendered":"ssh Connection to WSL2 from the External"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Motivation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Windows, Linux, Mac \uba38\uc2e0\uc744 \ubaa8\ub450 \uad6c\ube44\ud558\uace0, \uc0c1\ud669\uc5d0 \ub530\ub77c \ub9de\ub294 \ud658\uacbd\uc744 \uace8\ub77c\uc4f0\uba74 \uc88b\uaca0\uc9c0\ub9cc, \ud130\ubbf8\ub110\uc744 \uc774\ub9ac\uc800\ub9ac \ubc14\uafd4\uac00\uba70 \uc4f0\uae30\ub3c4 \ubc88\uac70\ub86d\uace0 \ubaa8\ub4e0 \uadfc\ubb34\ud658\uacbd\uc5d0\uc11c \uc5ec\ub7ec OS\ub97c \ub298 \uc900\ube44\ud574 \ub450\ub294 \uac83\ub3c4 \uae4c\ub2e4\ub86d\ub2e4. Windows \uc704\uc8fc\ub85c \uc4f0\uc790\ub2c8 Ubuntu \ud658\uacbd\uc774 \ub298 \uc544\uc26c\uc6e0\uace0, \uc774\ub294 WSL\ub85c \ud574\uacb0\ud588\uc73c\ub098 \uc678\ubd80\ub85c\ubd80\ud130\uc758 \uc811\uc18d\uc774 \uae4c\ub2e4\ub85c\uc6cc \ub0b4\ubd80 \ub370\uc774\ud130\ub97c \uaebc\ub0b4\uae30\uac00 \ub108\ubb34 \uc5b4\ub835\ub2e4. WSL2\ub85c \uc0c1\uc2dc \uc811\uc18d\uc774 \uac00\ub2a5\ud558\ub3c4\ub85d \uc138\ud305\uc744 \ud574\ubcf8\ub2e4.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><code>ssh<\/code> Server on WSL2<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc11c\ube0c\uc2dc\uc2a4\ud15c\uc5d0 <code>ssh<\/code> \uc11c\ubc84\uac00 \uc791\ub3d9\uc911\uc778\uc9c0 \uc54c \uc218 \uc788\ub294 \uac00\uc7a5 \uc26c\uc6b4 \ubc29\ubc95\uc740 <code>localhost<\/code>\uc5d0 \uc811\uc18d\ud574 \ubcf4\ub294 \uac83. <code>localhost<\/code>\ub294 \ubb3c\ub9ac\uc801, \ub17c\ub9ac\uc801 NIC\uc774 \uc5c6\uc5b4\ub3c4 \ubb34\uc870\uac74 \uc874\uc7ac\ud558\ub294 \ud638\uc2a4\ud2b8\uc774\ub2e4.<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ ssh localhost\nssh: connect to host localhost port 22: Connection refused\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc811\uc18d\uc744 \uc2dc\ub3c4\ud588\uc73c\ub098 \uc5f0\uacb0\uc774 \ub418\uc9c0 \uc54a\ub294\ub2e4. <code>ssh<\/code> \uc11c\ubc84\ub97c \uc124\uce58 \ud6c4 \uc7ac\uc2dc\ub3c4\ub97c \ud558\uba74,<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ sudo apt install openssh-server\n...\n$ ssh localhost\nssh: connect to host localhost port 22: Connection refused\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc5ec\uc804\ud788 \uc811\uc18d\uc774 \ub418\uc9c0 \uc54a\uc74c. \uc5ec\uae30\uc5d0\uc11c <code>sshd<\/code> \uc11c\ube44\uc2a4\ub97c \ucf1c\uc8fc\uba74,<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ sudo service ssh start\n * Starting OpenBSD Secure Shell server sshd &#x5B; OK ]\n$ ssh localhost\nWarning: No xauth data; using fake authentication data for X11 forwarding.\nWelcome to Ubuntu 22.04.4 LTS (GNU\/Linux 5.15.146.1-microsoft-standard-WSL2 x86_64)\n...\n$\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc640 \uac19\uc774 \uc811\uc18d \uc131\uacf5. \ubb3c\ub860, \ub8e8\ud504\ubc31 \uc5f0\uacb0\uc774\ub2c8\uae4c \ub2f9\uc5f0\ud788 \uc811\uc18d\uc740 \uac00\ub2a5\ud558\uace0 \ud604\uc7ac \uc0c1\ud0dc\uc5d0\uc11c \uc678\ubd80 \uc811\uc18d\uc774 \uac00\ub2a5\ud558\ub2e8 \uac83\uc740 \uc544\ub2d8.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><code>ssh<\/code> Server Auto Start<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc560\uc368 \uc124\uce58\ud55c <code>ssh<\/code> \uc11c\ubc84\ub294 \uc2dc\uc2a4\ud15c\uc744 \uc7ac\ubd80\ud305\ud558\uba74 \uc790\ub3d9\uc73c\ub85c \ucf1c\uc9c0\uc9c0 \uc54a\ub294\ub2e4. \uc2dc\uc2a4\ud15c \uc7ac\ubd80\ud305 \ud6c4 WSL2\uc5d0\uc11c <code>sudo service ssh status<\/code>\ub97c \uccd0\ubcf4\uba74<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ sudo service ssh status\n * sshd is not running\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc640 \uac19\uc774 \uc57c\uc18d\ud55c \uc18c\ub9ac\ub97c \ud55c\ub2e4. \ubca0\uc5b4\uba54\ud0c8\uc774\uc5c8\ub2e4\uba74 <code>systemctl<\/code>\uc744 \uc37c\uc744\ud150\ub370, WSL2\uc5d0\uc11c\ub294<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ sudo systemctl\nSystem has not been booted with systemd as init system (PID 1). Can't operate.\nFailed to connect to bus: \ud638\uc2a4\ud2b8\uac00 \uc8fd\uc5c8\uc2b5\ub2c8\ub2e4\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc640 \uac19\uc774 \uc791\ub3d9\ud558\uc9c0 \uc54a\ub294\ub2e4. \uc774\ub294 <a href=\"https:\/\/www.tuwlab.com\/ece\/29342\">[WSL] Windows Subsystem for Linux &#8211; SSH \uc11c\ubc84 \uc790\ub3d9 \uc2dc\uc791 \uc124\uc815\ud558\uae30 &#8211; ECE &#8211; TUWLAB<\/a>\uc744 \ud1b5\ud574 \ud574\uacb0\ud558\uc600\uc74c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub367 1. \uc5b4\ub5a4 \uae00\uc5d0\uc11c\ub294 WSL2\uc5d0\uc11c <code>systemd<\/code>\ub97c \ud65c\uc131\ud654\ud55c \ud6c4 \ubca0\uc5b4\uba54\ud0c8\uc5d0\uc11c\ucc98\ub7fc <code>sudo systemctl enable ssh<\/code>\ub97c \ud558\uba74 \uc790\ub3d9\uc73c\ub85c \ub418\ub294 \uac83\ucc98\ub7fc \uc368\uc788\ub294\ub370, \uc9c1\uc811 \ud574\ubcf8 \uacb0\uacfc \uc774\ub807\uac8c \ud574\ub3c4 <code>ssh<\/code> \ub370\ubaac\uc740 \uc790\ub3d9\uc73c\ub85c \uc7ac\uc2dc\uc791\ub418\uc9c0 \uc54a\uc558\uc74c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ub367 2. \uc704\uc758 \ub9c1\ud06c \ubc29\uc2dd\ub3c4 \uadf8\ub807\uac8c \ub9c8\uc74c\uc5d0 \ub4e4\uc9c4 \uc54a\uc544\uc11c \ud30c\uc6cc\uc178 \ubc14\ub85c\uac00\uae30\ub97c \ub9cc\ub4e4\uc5b4 \ub123\uc5c8\ub2e4. startup\uc5d0 <code>powershell -command \"bash -c \\\"sudo service ssh start\\\"\"<\/code>\ub97c \uc2e4\ud589\ud558\ub294 \ubc14\ub85c \uac00\uae30\ub97c \uc0dd\uc131\ud558\uc600\ub354\ub2c8 \uc798 \uc791\ub3d9\ud568.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><code>ssh<\/code> From the External<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\uc774\uc81c \uc678\ubd80\uc5d0\uc11c \uc11c\ube0c\uc2dc\uc2a4\ud15c\uc774 \uc124\uce58\ub41c \uc2dc\uc2a4\ud15c\uc758 \uc8fc\uc18c\ub85c <code>ssh<\/code> \uc811\uc18d\uc744 \uc2dc\ub3c4\ud558\uba74<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: bash; title: ; notranslate\" title=\"\">\n$ ssh 192.168.1.123\nkex_exchange_identification: read: Connection reset by peer\nConnection reset by 192.168.1.123 port 22\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\uc640 \uac19\uc774 \uc811\uc18d\uc774 \uc548\ub418\ub294 \uac83\uc744 \uc54c \uc218 \uc788\ub2e4. \uc774\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uc708\ub3c4\uc6b0 \ubc29\ud654\ubcbd\uc774 22\ubc88 \ud3ec\ud2b8\ub85c\uc758 \uc811\uadfc\uc744 \ucc28\ub2e8\ud558\uace0 \uc788\uace0, \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc11c\ube0c\uc2dc\uc2a4\ud15c\uc73c\ub85c \ud3ec\ud2b8\ud3ec\uc6cc\ub529\uc744 \ud574\uc57c \ud574\uacb0\ub41c\ub2e4. \uc774\ub294 <a href=\"https:\/\/velog.io\/@popcorn_kim93\/WSL2%EC%97%90-ssh-%EC%84%9C%EB%B2%84%EC%99%80-%EC%99%B8%EB%B6%80%EC%97%B0%EA%B2%B0-%ED%99%98%EA%B2%BD-%EA%B5%AC%EC%B6%95\">WSL2\uc5d0 ssh \uc11c\ubc84\uc640 \uc678\ubd80\uc5f0\uacb0 \ud658\uacbd \uad6c\ucd95 (velog.io)<\/a>\ub97c \uc77d\uace0 \uc791\uc5c5 \uc2a4\ucf00\uc904\ub7ec\uc5d0 \ud30c\uc6cc\uc178 \uc2a4\ud06c\ub9bd\ud2b8\ub97c \ucd94\uac00\ud574 \uc8fc\ub294 \ubc29\uc2dd\uc73c\ub85c \ud574\uacb0. \uc774\ub85c\uc368 \uc2dc\uc2a4\ud15c\uc774 \ubd80\ud305\ub418\uace0, \uc708\ub3c4\uc6b0 \uacc4\uc815 \ub85c\uadf8\uc778\ub9cc \ud558\uba74 \uc790\ub3d9\uc73c\ub85c WSL2\ub85c\uc758 <code>ssh<\/code> \uc5f0\uacb0\uc774 \uac00\ub2a5\ud574\uc9c0\uac8c \ub418\uc5c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Motivation Windows, Linux, Mac \uba38\uc2e0\uc744 \ubaa8\ub450 \uad6c\ube44\ud558\uace0, \uc0c1\ud669\uc5d0 \ub530\ub77c \ub9de\ub294 \ud658\uacbd\uc744 \uace8\ub77c\uc4f0\uba74 \uc88b\uaca0\uc9c0\ub9cc, \ud130\ubbf8\ub110\uc744 \uc774\ub9ac\uc800\ub9ac \ubc14\uafd4\uac00\uba70 \uc4f0\uae30\ub3c4 \ubc88\uac70\ub86d\uace0 \ubaa8\ub4e0 \uadfc\ubb34\ud658\uacbd\uc5d0\uc11c \uc5ec\ub7ec OS\ub97c \ub298 \uc900\ube44\ud574 \ub450\ub294 \uac83\ub3c4 \uae4c\ub2e4\ub86d\ub2e4. Windows \uc704\uc8fc\ub85c \uc4f0\uc790\ub2c8 Ubuntu \ud658\uacbd\uc774 \ub298 \uc544\uc26c\uc6e0\uace0, \uc774\ub294 WSL\ub85c \ud574\uacb0\ud588\uc73c\ub098 \uc678\ubd80\ub85c\ubd80\ud130\uc758 \uc811\uc18d\uc774 \uae4c\ub2e4\ub85c\uc6cc \ub0b4\ubd80 \ub370\uc774\ud130\ub97c \uaebc\ub0b4\uae30\uac00 \ub108\ubb34 \uc5b4\ub835\ub2e4. WSL2\ub85c \uc0c1\uc2dc \uc811\uc18d\uc774 \uac00\ub2a5\ud558\ub3c4\ub85d \uc138\ud305\uc744 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-907","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/907","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=907"}],"version-history":[{"count":10,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/907\/revisions"}],"predecessor-version":[{"id":917,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=\/wp\/v2\/posts\/907\/revisions\/917"}],"wp:attachment":[{"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hyandmj.asuscomm.com\/hblog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}