{"id":5772,"date":"2026-01-13T11:04:48","date_gmt":"2026-01-13T03:04:48","guid":{"rendered":"https:\/\/www.webteach.tw\/?p=5772"},"modified":"2026-05-26T08:22:20","modified_gmt":"2026-05-26T00:22:20","slug":"%e6%95%99%e5%ad%b8-ubuntu-24-04-%e8%a8%ad%e5%ae%9a%e5%9b%ba%e5%ae%9a-ip-static-ip-%e8%88%87%e8%a7%a3%e6%b1%ba-netplan-%e6%ac%8a%e9%99%90%e8%ad%a6%e5%91%8a","status":"publish","type":"post","link":"https:\/\/www.webteach.tw\/?p=5772","title":{"rendered":"[\u6559\u5b78] Ubuntu 24.04 \u8a2d\u5b9a\u56fa\u5b9a IP (Static IP) \u8207\u89e3\u6c7a Netplan \u6b0a\u9650\u8b66\u544a"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 Ubuntu 24.04 (Noble Numbat) \u4e2d\uff0c\u7db2\u8def\u8a2d\u5b9a\u9810\u8a2d\u662f\u900f\u904e <strong>Netplan<\/strong> \u5de5\u5177\u4f86\u7ba1\u7406\u3002\u5c0d\u65bc\u4f3a\u670d\u5668\u67b6\u8a2d\u6216\u7279\u5b9a\u958b\u767c\u74b0\u5883\uff0c\u5c07\u6d6e\u52d5 IP \u6539\u70ba\u56fa\u5b9a IP (Static IP) \u662f\u5fc5\u8981\u7684\u6b65\u9a5f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u7bc7\u6559\u5b78\u5c07\u5e36\u60a8\u4e00\u6b65\u6b65\u5b8c\u6210\u8a2d\u5b9a\uff0c\u4e26\u89e3\u6c7a\u5e38\u898b\u7684 <code>Permissions are too open<\/code> \u6b0a\u9650\u932f\u8aa4\u8b66\u544a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6e96\u5099\u5de5\u4f5c<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5df2\u5b89\u88dd Ubuntu 24.04 \u7684\u7cfb\u7d71<\/li>\n\n\n\n<li>\u64c1\u6709 <code>sudo<\/code> \u6b0a\u9650\u7684\u4f7f\u7528\u8005\u5e33\u865f<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u4e00\uff1a\u78ba\u8a8d\u7db2\u8def\u4ecb\u9762\u540d\u7a31<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u958b\u59cb\u4fee\u6539\u4e4b\u524d\uff0c\u6211\u5011\u5fc5\u9808\u5148\u77e5\u9053\u7cfb\u7d71\u4e2d\u7684\u7db2\u5361\u540d\u7a31\u3002\u8acb\u958b\u555f\u7d42\u7aef\u6a5f\u8f38\u5165\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code has-black-color has-white-background-color has-text-color has-background has-link-color wp-elements-4bf4c39480323a2a1f6c6899a4b3b7dd\"><code>ip a\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u60a8\u6703\u770b\u5230\u985e\u4f3c <code>lo<\/code> (\u672c\u6a5f\u56de\u74b0) \u548c\u53e6\u4e00\u500b\u5be6\u9ad4\u7db2\u5361\u540d\u7a31\uff0c\u4f8b\u5982 <code>ens33<\/code>\u3001<code>eth0<\/code> \u6216 <code>enp3s0<\/code>\u3002\u8acb\u8a18\u4e0b\u9019\u500b\u540d\u7a31\uff08\u672c\u6559\u5b78\u4ee5 <code>ens33<\/code> \u70ba\u4f8b\uff09\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u4e8c\uff1a\u5099\u4efd Netplan \u8a2d\u5b9a\u6a94<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Netplan \u7684\u8a2d\u5b9a\u6a94\u4f4d\u65bc <code>\/etc\/netplan\/<\/code> \u76ee\u9304\u4e0b\u3002\u6211\u5011\u5148\u9032\u5165\u8a72\u76ee\u9304\u4e26\u78ba\u8a8d\u6a94\u540d\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>cd \/etc\/netplan\/\nls\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u6a94\u540d\u6703\u662f <code>00-installer-config.yaml<\/code>\u3001<code>01-network-manager-all.yaml<\/code> \u6216 <code>50-cloud-init.yaml<\/code>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5f37\u70c8\u5efa\u8b70\u5148\u5099\u4efd\u539f\u6a94<\/strong>\uff0c\u4ee5\u514d\u8a2d\u5b9a\u932f\u8aa4\u5c0e\u81f4\u7db2\u8def\u4e2d\u65b7\u6642\u7121\u6cd5\u9084\u539f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u8acb\u4f9d\u5be6\u969b\u6a94\u540d\u4fee\u6539\nsudo cp 00-installer-config.yaml 00-installer-config.yaml.bak\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u4e09\uff1a\u7de8\u8f2f\u8a2d\u5b9a\u6a94 (YAML)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528\u7de8\u8f2f\u5668\u958b\u555f\u8a2d\u5b9a\u6a94\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo nano 00-installer-config.yaml\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c07\u5167\u5bb9\u4fee\u6539\u70ba\u4ee5\u4e0b\u7d50\u69cb\u3002\u8acb\u6ce8\u610f\uff0cUbuntu 24.04 \u7684 Netplan \u7248\u672c\u5efa\u8b70\u4f7f\u7528 <code>routes<\/code> \u4f86\u5b9a\u7fa9\u9598\u9053\u5668\uff0c<strong>\u820a\u7248\u7684 <code>gateway4<\/code> \u53c3\u6578\u5df2\u88ab\u68c4\u7528<\/strong>\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">YAML<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>network:\n  version: 2\n  renderer: networkd\n  ethernets:\n    ens33:                  # 1. \u66ff\u63db\u6210\u60a8\u7684\u7db2\u5361\u540d\u7a31\n      dhcp4: false          # 2. \u95dc\u9589 DHCP\n      addresses:\n        - 192.168.1.100\/24  # 3. \u8a2d\u5b9a IP \u8207\u906e\u7f69 (\/24 \u5373 255.255.255.0)\n      routes:               # 4. \u8a2d\u5b9a\u9598\u9053\u5668 (Gateway)\n        - to: default\n          via: 192.168.1.1  #    \u586b\u5beb\u60a8\u7684 Gateway IP\n      nameservers:          # 5. \u8a2d\u5b9a DNS\n        addresses:\n          - 8.8.8.8\n          - 1.1.1.1\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u26a0\ufe0f \u91cd\u8981\u6ce8\u610f\u4e8b\u9805\uff1a<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u7e2e\u6392\u56b4\u683c<\/strong>\uff1aYAML \u6a94\u5c0d\u7e2e\u6392\u975e\u5e38\u654f\u611f\uff0c<strong>\u8acb\u52d9\u5fc5\u4f7f\u7528\u300c\u7a7a\u767d\u9375\u300d<\/strong>\uff08\u5efa\u8b70 2 \u6216 4 \u683c\uff09\uff0c<strong>\u7d55\u5c0d\u4e0d\u53ef\u4f7f\u7528 Tab \u9375<\/strong>\u3002<\/li>\n\n\n\n<li><strong>\u5c64\u7d1a\u5c0d\u9f4a<\/strong>\uff1a\u8acb\u78ba\u4fdd <code>ethernets<\/code>\u3001<code>addresses<\/code> \u7b49\u95dc\u9375\u5b57\u7684\u5c64\u7d1a\u5982\u4e0a\u5716\u6240\u793a\u3002<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u56db\uff1a\u4fee\u6b63\u6a94\u6848\u6b0a\u9650 (\u89e3\u6c7a Too open \u8b66\u544a)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5957\u7528\u8a2d\u5b9a\u6642\uff0c\u5982\u679c\u60a8\u770b\u5230\u4ee5\u4e0b\u8b66\u544a\uff1a<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>WARNING<\/strong>: Permissions for \/etc\/netplan\/xx.yaml are too open. Netplan configuration should NOT be accessible by others.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u9019\u662f\u56e0\u70ba Netplan \u898f\u5b9a\u8a2d\u5b9a\u6a94\u5305\u542b\u654f\u611f\u7db2\u8def\u8cc7\u8a0a\uff0c\u6b0a\u9650\u5fc5\u9808\u56b4\u683c\u9650\u5236\u70ba\u300c\u50c5 root \u53ef\u8b80\u5beb\u300d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8acb\u57f7\u884c\u4ee5\u4e0b\u6307\u4ee4\u4fee\u6b63\u6b0a\u9650 (chmod 600)\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo chmod 600 \/etc\/netplan\/00-installer-config.yaml\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><em>(\u8acb\u5c07\u6a94\u540d\u66ff\u63db\u70ba\u60a8\u5be6\u969b\u7684\u8a2d\u5b9a\u6a94\u540d\u7a31)<\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u4e94\uff1a\u6e2c\u8a66\u8207\u5957\u7528<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fee\u6539\u5b8c\u6210\u4e26\u4fee\u6b63\u6b0a\u9650\u5f8c\uff0c\u5efa\u8b70\u5148\u4f7f\u7528 <code>try<\/code> \u6307\u4ee4\u9032\u884c\u6e2c\u8a66\u3002\u9019\u500b\u6307\u4ee4\u6703\u5728\u8a2d\u5b9a\u6709\u8aa4\u6642\u81ea\u52d5\u9084\u539f\uff0c\u907f\u514d\u60a8\u88ab\u8e22\u51fa\u4f3a\u670d\u5668\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo netplan try\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u756b\u9762\u986f\u793a <code>Configuration accepted<\/code>\uff0c\u8acb\u6309 <strong>Enter<\/strong> \u78ba\u8a8d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u82e5\u60a8\u975e\u5e38\u6709\u628a\u63e1\uff0c\u4e5f\u53ef\u4ee5\u76f4\u63a5\u5f37\u5236\u5957\u7528\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo netplan apply\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b65\u9a5f\u516d\uff1a\u9a57\u8b49\u8a2d\u5b9a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\uff0c\u6aa2\u67e5 IP \u662f\u5426\u5df2\u8b8a\u66f4\u6210\u529f\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ip a\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e26\u5617\u8a66 Ping \u5916\u90e8\u7db2\u7ad9\u78ba\u8a8d\u7db2\u8def\u9023\u7dda\u6b63\u5e38\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bash<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ping -c 4 google.com\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u80fd\u6210\u529f\u6536\u5230\u56de\u61c9\uff0c\u606d\u559c\u60a8\uff01\u60a8\u7684 Ubuntu 24.04 \u56fa\u5b9a IP \u8a2d\u5b9a\u5df2\u5927\u529f\u544a\u6210\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Ubuntu 24.04 (Noble Num&#8230;<\/p>\n","protected":false},"author":1,"featured_media":5794,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[],"class_list":["post-5772","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux","hvn-theme-has-thumbnail"],"_links":{"self":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/5772","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5772"}],"version-history":[{"count":2,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/5772\/revisions"}],"predecessor-version":[{"id":5798,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/posts\/5772\/revisions\/5798"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=\/wp\/v2\/media\/5794"}],"wp:attachment":[{"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webteach.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}