{"id":33982,"date":"2026-10-30T16:00:00","date_gmt":"2026-10-30T08:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/?p=33982"},"modified":"2026-10-30T18:00:44","modified_gmt":"2026-10-30T10:00:44","slug":"dns-resolv-conf-systemd-resolved-fix","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/guides\/dns-resolv-conf-systemd-resolved-fix\/","title":{"rendered":"\u670d\u52a1\u5668 DNS \u89e3\u6790\u5931\u8d25\u6392\u67e5\uff1aresolv.conf \u4e0e systemd-resolved \u51b2\u7a81"},"content":{"rendered":"<p>\u670d\u52a1\u5668\u660e\u660e\u80fd ping \u901a IP\uff0c\u7f51\u7ad9\u5374\u6253\u4e0d\u5f00\u3001<code>apt update<\/code> \u62a5 <code>Temporary failure resolving<\/code>\u3001\u90ae\u4ef6\u53d1\u4e0d\u51fa\u53bb\u2014\u2014\u8fd9\u4e9b\u75c7\u72b6\u51d1\u5728\u4e00\u8d77\uff0c\u57fa\u672c\u53ef\u4ee5\u65ad\u5b9a\u662f DNS\uff08\u57df\u540d\u89e3\u6790\u7cfb\u7edf\uff0c\u628a\u57df\u540d\u7ffb\u8bd1\u6210 IP \u5730\u5740\u7684\u670d\u52a1\uff09\u51fa\u4e86\u95ee\u9898\u3002\u672c\u6587\u5c31\u662f\u4e3a\u89e3\u51b3\u8fd9\u7c7b DNS \u89e3\u6790\u5931\u8d25\u800c\u5199\u7684\u6392\u67e5\u6307\u5357\u3002\u66f4\u8ba9\u4eba\u5934\u75bc\u7684\u662f\uff1a\u4f60\u660e\u660e\u5df2\u7ecf\u628a <code>\/etc\/resolv.conf<\/code> \u6539\u6210\u4e86\u516c\u5171\u89e3\u6790\u5730\u5740\uff0c\u51e0\u5206\u949f\u540e\u518d\u770b\uff0c\u5185\u5bb9\u53c8\u88ab\u6539\u4e86\u56de\u53bb\u3002<\/p>\n<p>\u8fd9\u79cd\u201c\u6539\u4e86\u53c8\u53d8\u56de\u53bb\u201d\u7684\u73b0\u8c61\uff0c\u7edd\u5927\u591a\u6570\u662f <code>resolv.conf<\/code> \u4e0e <code>systemd-resolved<\/code> \u7684\u51b2\u7a81\uff1a\u4f60\u624b\u5de5\u7f16\u8f91\u7684\u6587\u4ef6\u4f1a\u88ab\u89e3\u6790\u670d\u52a1\u6309\u81ea\u5df1\u7684\u914d\u7f6e\u91cd\u65b0\u751f\u6210\u3002\u672c\u6587\u5e2e\u4f60\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff1a\u5148\u786e\u8ba4\u95ee\u9898\u786e\u5b9e\u51fa\u5728\u89e3\u6790\u73af\u8282\uff0c\u518d\u5f04\u6e05\u8c01\u5728\u7ba1\u7406 <code>resolv.conf<\/code>\uff0c\u6700\u540e\u6559\u4f60\u5982\u4f55\u505a\u4e0d\u4f1a\u88ab\u8986\u76d6\u7684\u6301\u4e45\u5316\u4fee\u590d\u3002\u6574\u4e2a\u8fc7\u7a0b\u7528\u7cfb\u7edf\u81ea\u5e26\u547d\u4ee4\u5373\u53ef\u5b8c\u6210\uff0c\u5927\u7ea6 10 \u5206\u949f\u3002<\/p>\n<p><!--more--><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/dns-resolv-conf-systemd-resolved-fix-cover.webp\" alt=\"\u670d\u52a1\u5668DNS\u89e3\u6790\u5931\u8d25\u5c01\u9762\uff1a\u670d\u52a1\u5668\u4e0e\u6d4f\u89c8\u5668\u4e4b\u95f4\u7684\u57df\u540d\u89e3\u6790\u94fe\u8def\u4e2d\u65ad\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e00\u6b65\uff1a\u786e\u8ba4\u95ee\u9898\u5728\u89e3\u6790\u73af\u8282<\/h2>\n<p>DNS \u5931\u6548\u7684\u5178\u578b\u7279\u5f81\u662f\u201cIP \u901a\u3001\u57df\u540d\u4e0d\u901a\u201d\uff0c\u5148\u7528\u4e24\u6761\u547d\u4ee4\u628a\u8fd9\u4e2a\u7279\u5f81\u5750\u5b9e\uff0c\u907f\u514d\u8bef\u5224\u6210\u7f51\u7edc\u4e2d\u65ad\uff1a<\/p>\n<pre><code class=\"language-bash\">ping -c 2 223.5.5.5\nping -c 2 www.example.com\n<\/code><\/pre>\n<p>\u7b2c\u4e00\u6761\u80fd\u901a\u3001\u7b2c\u4e8c\u6761\u62a5 <code>Name or service not known<\/code>\uff0c\u8bf4\u660e\u7f51\u7edc\u94fe\u8def\u6b63\u5e38\u3001\u95ee\u9898\u51fa\u5728\u89e3\u6790\u3002\u63a5\u7740\u505a\u4e00\u4e2a\u53cd\u5411\u9a8c\u8bc1\uff0c\u7ed5\u8fc7\u672c\u673a\u89e3\u6790\u76f4\u63a5\u5411\u516c\u5171\u670d\u52a1\u5668\u67e5\u8be2\uff1a<\/p>\n<pre><code class=\"language-bash\">dig @223.5.5.5 www.example.com +short\n<\/code><\/pre>\n<p>\u5982\u679c\u8fd9\u6761\u547d\u4ee4\u80fd\u8fd4\u56de IP\uff0c\u8bf4\u660e\u670d\u52a1\u5668\u5230\u5916\u7f51\u89e3\u6790\u670d\u52a1\u7684 UDP 53 \u7aef\u53e3\u662f\u901a\u7684\uff0c\u95ee\u9898\u786e\u5b9a\u5728\u672c\u673a\u89e3\u6790\u914d\u7f6e\uff1b\u5982\u679c\u8fd9\u6761\u4e5f\u8d85\u65f6\uff0c\u5219\u8981\u68c0\u67e5\u9632\u706b\u5899\u662f\u5426\u5c01\u4e86 53 \u7aef\u53e3\uff0c\u6216\u8005\u4e0a\u6e38\u670d\u52a1\u5546\u662f\u5426\u9650\u5236\u4e86\u5916\u90e8\u89e3\u6790\uff0c\u6392\u67e5\u65b9\u5411\u5b8c\u5168\u4e0d\u540c\u3002\u8fd9\u4e00\u6b65\u7684\u5206\u8fa8\u76f4\u63a5\u51b3\u5b9a\u540e\u9762\u4fee\u54ea\u91cc\uff0c\u4e0d\u8981\u8df3\u8fc7\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/dns-resolv-conf-systemd-resolved-fix-diagnose.webp\" alt=\"\u670d\u52a1\u5668DNS\u89e3\u6790\u5931\u8d25\u8bca\u65ad\u7684\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e8c\u6b65\uff1a\u5f04\u6e05\u8c01\u5728\u7ba1\u7406 resolv.conf<\/h2>\n<p><code>cat \/etc\/resolv.conf<\/code> \u770b\u5185\u5bb9\u53ea\u662f\u5f00\u59cb\uff0c\u5173\u952e\u662f\u770b\u6e05\u8fd9\u4e2a\u6587\u4ef6\u7684\u771f\u5b9e\u8eab\u4efd\u3002\u6267\u884c\u8fd9\u4e24\u6761\u547d\u4ee4\uff1a<\/p>\n<pre><code class=\"language-bash\">ls -l \/etc\/resolv.conf\nsystemctl status systemd-resolved --no-pager\n<\/code><\/pre>\n<p>\u5982\u679c <code>ls -l<\/code> \u663e\u793a <code>resolv.conf -&gt; ..\/run\/systemd\/resolve\/stub-resolv.conf<\/code> \u8fd9\u6837\u7684\u7bad\u5934\uff0c\u8bf4\u660e\u5b83\u662f <code>systemd-resolved<\/code> \u6258\u7ba1\u7684\u8f6f\u94fe\u63a5\u2014\u2014\u4f60\u76f4\u63a5\u7f16\u8f91\u5b83\u5f53\u7136\u4f1a\u88ab\u8986\u76d6\uff0c\u56e0\u4e3a\u5b83\u53ea\u662f\u4e2a\u6307\u5411\u8fd0\u884c\u65f6\u751f\u6210\u6587\u4ef6\u7684\u6307\u9488\u3002\u5982\u679c <code>systemd-resolved<\/code> \u72b6\u6001\u662f <code>active (running)<\/code>\uff0c\u8fd9\u53f0\u673a\u5668\u7684\u89e3\u6790\u94fe\u8def\u5c31\u662f\uff1a\u5e94\u7528\u7a0b\u5e8f \u2192 \u672c\u5730 stub \u76d1\u542c\uff08127.0.0.53\uff09 \u2192 resolved \u6309\u81ea\u5df1\u7684\u914d\u7f6e\u5411\u4e0a\u6e38\u67e5\u8be2\u3002<\/p>\n<p>\u8fd8\u6709\u4e00\u4e2a\u7ec6\u8282\u503c\u5f97\u6ce8\u610f\uff1a<code>resolvectl status<\/code> \u7684\u8f93\u51fa\u91cc\uff0c\u9664\u4e86 Global \u5168\u5c40\u914d\u7f6e\uff0c\u8fd8\u6709\u6bcf\u4e2a\u7f51\u7edc\u63a5\u53e3\u7684 Link \u6bb5\u3002\u5982\u679c\u67d0\u4e2a\u63a5\u53e3\u5355\u72ec\u8bbe\u7f6e\u4e86 <code>DNS Servers<\/code>\uff0c\u89e3\u6790\u8bf7\u6c42\u4f1a\u4f18\u5148\u8d70\u63a5\u53e3\u7ea7\u914d\u7f6e\uff0c\u5168\u5c40\u914d\u7f6e\u53cd\u800c\u4e0d\u751f\u6548\u2014\u2014\u8fd9\u89e3\u91ca\u4e86\u5f88\u591a\u4eba\u7684\u7591\u60d1\uff1a\u4e3a\u4ec0\u4e48\u6539\u4e86\u5168\u5c40\u914d\u7f6e\u5374\u6beb\u65e0\u53cd\u5e94\u3002\u5904\u7406\u65b9\u6cd5\u662f\u6267\u884c <code>resolvectl revert \u7f51\u5361\u540d<\/code> \u6e05\u6389\u63a5\u53e3\u7ea7\u8986\u76d6\uff0c\u6216\u8005\u7528 <code>resolvectl dns \u7f51\u5361\u540d \u4e0a\u6e38IP<\/code> \u76f4\u63a5\u6307\u5b9a\uff0c\u8ba9\u914d\u7f6e\u843d\u5230\u5b9e\u9645\u627f\u62c5\u6d41\u91cf\u7684\u90a3\u5f20\u7f51\u5361\u4e0a\u3002<\/p>\n<pre><code class=\"language-ini\">[Resolve]\nDNS=223.5.5.5 119.29.29.29\nFallbackDNS=8.8.8.8\nDomains=~\n<\/code><\/pre>\n<p>\u4fee\u6539\u540e\u6267\u884c <code>systemctl restart systemd-resolved<\/code>\uff0c\u518d\u7528 <code>resolvectl status<\/code> \u786e\u8ba4 Global \u5c42\u7684 DNS \u5df2\u751f\u6548\u3002\u6b64\u65f6\u4e0a\u6e38\u89e3\u6790\u5668\u5c31\u662f\u4f60\u6307\u5b9a\u7684\u5730\u5740\uff0c<code>resolv.conf<\/code> \u7ee7\u7eed\u4fdd\u6301\u8f6f\u94fe\u63a5\u72b6\u6001\u5373\u53ef\uff0c\u5b83\u6307\u5411\u7684 stub \u4f1a\u6b63\u786e\u8f6c\u53d1\u3002\u89e3\u6790\u6062\u590d\u6b63\u5e38\u540e\uff0c\u5982\u679c\u7f51\u7ad9\u8bbf\u95ee\u901f\u5ea6\u4ecd\u4e0d\u7406\u60f3\uff0c\u53ef\u4ee5\u7ee7\u7eed\u6392\u67e5 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/ttfb-hosting-optimization\/\">\u7f51\u7ad9\u4f18\u5316<\/a> \u5c42\u9762\u7684\u56e0\u7d20\uff0c\u89e3\u6790\u53ea\u662f\u94fe\u8def\u7684\u7b2c\u4e00\u73af\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/dns-resolv-conf-systemd-resolved-fix-link.webp\" alt=\"resolv.conf\u8f6f\u94fe\u63a5\u4e0e\u89e3\u6790\u670d\u52a1\u5173\u7cfb\u7684\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u7b2c\u4e09\u6b65\uff1a\u9009\u62e9\u4e0d\u51b2\u7a81\u7684\u6301\u4e45\u5316\u65b9\u6848<\/h2>\n<p>\u4e0a\u9762\u662f\u201c\u4e0e resolved \u5171\u5b58\u201d\u7684\u4fee\u6cd5\u3002\u4f46\u6709\u4e9b\u573a\u666f\u4f60\u4e0d\u60f3\u7528 systemd-resolved\u2014\u2014\u6bd4\u5982\u670d\u52a1\u5668\u4e0a\u8dd1\u7740\u81ea\u5efa\u89e3\u6790\u3001\u6216\u67d0\u4e9b\u8001\u8f6f\u4ef6\u5bf9 stub \u76d1\u542c\u517c\u5bb9\u4e0d\u4f73\u3002\u8fd9\u65f6\u53ef\u4ee5\u5f7b\u5e95\u63a5\u7ba1\uff1a\u505c\u7528\u670d\u52a1\u5e76\u6362\u6210\u9759\u6001\u6587\u4ef6\u3002<\/p>\n<pre><code class=\"language-bash\">systemctl disable --now systemd-resolved\nrm \/etc\/resolv.conf\necho &quot;nameserver 223.5.5.5&quot; &gt; \/etc\/resolv.conf\necho &quot;nameserver 119.29.29.29&quot; &gt;&gt; \/etc\/resolv.conf\nchattr +i \/etc\/resolv.conf\n<\/code><\/pre>\n<p>\u9010\u6761\u89e3\u91ca\uff1a\u5148\u505c\u6389\u5e76\u7981\u7528\u670d\u52a1\uff08\u9632\u6b62\u5b83\u91cd\u542f\u540e\u91cd\u5efa\u8f6f\u94fe\u63a5\uff09\uff0c\u518d\u5220\u6389\u8f6f\u94fe\u63a5\u5199\u5165\u81ea\u5df1\u7684\u9759\u6001\u914d\u7f6e\uff0c\u6700\u540e\u7528 <code>chattr +i<\/code> \u7ed9\u6587\u4ef6\u52a0\u4e0a\u4e0d\u53ef\u4fee\u6539\u5c5e\u6027\u4f5c\u4e3a\u4fdd\u9669\u3002\u6ce8\u610f <code>chattr +i<\/code> \u662f\u53cc\u5203\u5251\u2014\u2014\u4ee5\u540e\u60f3\u6539\u8fd9\u4e2a\u6587\u4ef6\u5fc5\u987b\u5148 <code>chattr -i<\/code> \u89e3\u9501\uff0c\u6392\u67e5\u7f51\u7edc\u95ee\u9898\u65f6\u5982\u679c\u53d1\u73b0 <code>resolv.conf<\/code> \u6539\u4e0d\u52a8\uff0c\u5148\u60f3\u5230\u8fd9\u4e2a\u5c5e\u6027\u3002<\/p>\n<p>\u8fd8\u6709\u4e00\u79cd\u6298\u4e2d\u65b9\u6848\uff1a\u4fdd\u7559 <code>systemd-resolved<\/code> \u8fd0\u884c\uff0c\u4f46\u628a <code>\/etc\/resolv.conf<\/code> \u4ece\u8f6f\u94fe\u63a5\u6362\u6210\u666e\u901a\u9759\u6001\u6587\u4ef6\uff08\u540c\u6837\u52a0 <code>chattr +i<\/code>\uff09\u3002\u8fd9\u79cd\u6a21\u5f0f\u4e0b resolved \u4ecd\u5728\u4e3a\u672c\u673a hostname \u89e3\u6790\u7b49\u670d\u52a1\uff0c\u4f46\u5e94\u7528\u7684\u89e3\u6790\u8def\u5f84\u76f4\u63a5\u8d70\u4f60\u7684\u9759\u6001\u914d\u7f6e\u3002\u4e09\u79cd\u65b9\u6848\u600e\u4e48\u9009\uff0c\u53d6\u51b3\u4e8e\u4f60\u662f\u5426\u9700\u8981 resolved \u7684\u9644\u52a0\u80fd\u529b\uff08LLMNR\u3001mDNS\u3001\u6309\u94fe\u8def\u5206\u6d41\uff09\uff0c\u7eaf\u670d\u52a1\u5668\u573a\u666f\u901a\u5e38\u9759\u6001\u6587\u4ef6\u6700\u7701\u5fc3\u3002<\/p>\n<p>\u65e0\u8bba\u9009\u54ea\u79cd\uff0c\u9a8c\u8bc1\u52a8\u4f5c\u90fd\u4e00\u6837\uff1a<code>systemctl restart<\/code> \u76f8\u5173\u670d\u52a1\u540e\uff0c\u8dd1 <code>dig www.example.com +short<\/code> \u786e\u8ba4\u9ed8\u8ba4\u8def\u5f84\u80fd\u89e3\u6790\uff0c\u518d <code>resolvectl status<\/code>\uff08\u5982\u679c\u8fd8\u5728\u7528 resolved\uff09\u6838\u5bf9\u4e0a\u6e38\u5730\u5740\u3002\u6700\u540e\u91cd\u542f\u4e00\u6b21\u670d\u52a1\u5668\u518d\u6d4b\u4e00\u904d\u2014\u2014\u5f88\u591a\u201c\u4fee\u597d\u4e86\u201d\u53ea\u5b58\u6d3b\u5230\u4e0b\u6b21\u91cd\u542f\uff0c\u90a3\u662f\u56e0\u4e3a NetworkManager \u6216 DHCP \u5ba2\u6237\u7aef\u4e5f\u4f1a\u53c2\u4e0e <code>resolv.conf<\/code> \u7684\u7ba1\u7406\uff0c\u8fd9\u662f\u672c\u4e3b\u9898\u6700\u5e38\u89c1\u7684\u9690\u85cf\u51b2\u7a81\u6e90\u3002\u5982\u679c\u4f60\u7684\u670d\u52a1\u5668\u7531 DHCP \u5206\u914d\u7f51\u7edc\u914d\u7f6e\uff0c\u68c0\u67e5 <code>\/etc\/dhcp\/dhclient.conf<\/code> \u91cc\u7684 <code>supersede domain-name-servers<\/code> \u8bed\u53e5\uff0c\u5b83\u53ef\u4ee5\u5f3a\u5236 DHCP \u7eed\u7ea6\u540e\u4ecd\u4f7f\u7528\u4f60\u6307\u5b9a\u7684\u89e3\u6790\u5730\u5740\uff1b\u4f7f\u7528 NetworkManager \u7684\u7cfb\u7edf\u5219\u5728\u5bf9\u5e94\u8fde\u63a5\u914d\u7f6e\u91cc\u52a0 <code>dns=none<\/code>\uff0c\u8ba9\u5b83\u5f7b\u5e95\u653e\u5f03\u63a5\u7ba1 <code>\/etc\/resolv.conf<\/code>\u3002\u628a\u8fd9\u6761\u94fe\u8def\u4e0a\u7684\u6bcf\u4e2a\u7ba1\u7406\u8005\u90fd\u5b89\u987f\u597d\uff0c\u914d\u7f6e\u624d\u7b97\u771f\u6b63\u7a33\u5b9a\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/dns-resolv-conf-systemd-resolved-fix-persist.webp\" alt=\"\u670d\u52a1\u5668DNS\u914d\u7f6e\u6301\u4e45\u5316\u65b9\u6848\u7684\u793a\u610f\u56fe\" loading=\"lazy\" \/><\/p>\n<h2>\u5e38\u89c1\u5751\u4e0e\u6392\u67e5\u6e05\u5355<\/h2>\n<p>\u6309\u6545\u969c\u51fa\u73b0\u9891\u7387\uff0c\u628a DNS \u89e3\u6790\u5931\u8d25\u7684\u9ad8\u9891\u539f\u56e0\u6392\u4e2a\u5e8f\uff1a<\/p>\n<ul>\n<li><code>resolv.conf<\/code> \u88ab resolved \u6216 NetworkManager \u8986\u76d6\uff08\u672c\u6587\u4e3b\u7ebf\uff0c\u51fa\u73b0\u6700\u591a\uff09<\/li>\n<li>\u9632\u706b\u5899\u51fa\u7ad9\u89c4\u5219\u5c01\u4e86 UDP\/TCP 53 \u7aef\u53e3\uff0c\u8868\u73b0\u4e3a <code>dig @8.8.8.8<\/code> \u5168\u90e8\u8d85\u65f6<\/li>\n<li><code>\/etc\/nsswitch.conf<\/code> \u4e2d <code>hosts<\/code> \u884c\u987a\u5e8f\u5f02\u5e38\uff0c\u5bfc\u81f4\u4f18\u5148\u8d70\u4e86\u9519\u8bef\u7684\u89e3\u6790\u6a21\u5757<\/li>\n<li><code>\/etc\/hosts<\/code> \u91cc\u6b8b\u7559\u4e86\u65e7 IP \u7684\u786c\u7f16\u7801\u8bb0\u5f55\uff0c\u75c7\u72b6\u662f\u201c\u53ea\u6709\u67d0\u4e2a\u57df\u540d\u4e0d\u5bf9\u201d<\/li>\n<li>\u5e94\u7528\u81ea\u8eab\u7f13\u5b58\uff08\u5982 Java \u7684 JVM DNS \u7f13\u5b58\u3001Docker \u5185\u5d4c\u89e3\u6790\uff09\u672a\u5237\u65b0<\/li>\n<\/ul>\n<p>\u6392\u67e5\u65f6\u6309\u8fd9\u4e2a\u987a\u5e8f\u8d70\uff0c\u57fa\u672c 10 \u5206\u949f\u5185\u80fd\u9501\u5b9a\u539f\u56e0\u3002\u6211\u4eec\u5728 Hostease \u5904\u7406\u670d\u52a1\u5668\u5de5\u5355\u65f6\uff0c\u9047\u5230\u89e3\u6790\u7c7b\u62a5\u969c\u4e5f\u662f\u6309\u8fd9\u4e2a\u987a\u5e8f\u5148\u5206\u6d41\uff0c\u907f\u514d\u4e00\u4e0a\u6765\u5c31\u91cd\u88c5\u7cfb\u7edf\u3002\u7279\u522b\u63d0\u9192\u5bb9\u5668\u573a\u666f\uff1a\u5bbf\u4e3b\u673a\u4fee\u597d\u540e\u5bb9\u5668\u91cc\u4ecd\u7136\u89e3\u6790\u5931\u8d25\uff0c\u591a\u534a\u662f Docker \u7684\u5185\u5d4c DNS\uff08127.0.0.11\uff09\u5728\u8f6c\u53d1\u65f6\u7528\u9519\u4e86\u4e0a\u6e38\uff0c\u91cd\u542f Docker \u5b88\u62a4\u8fdb\u7a0b\u6216\u68c0\u67e5\u5176 <code>dns<\/code> \u914d\u7f6e\u5373\u53ef\u3002<\/p>\n<p>\u603b\u7ed3\u4e00\u4e0b\u6392\u67e5\u5fc3\u6cd5\uff1a\u5148\u533a\u5206\u201cIP \u901a\u3001\u57df\u540d\u4e0d\u901a\u201d\uff0c\u518d\u786e\u8ba4 <code>resolv.conf<\/code> \u7684\u771f\u5b9e\u8eab\u4efd\uff08\u8f6f\u94fe\u63a5\u8fd8\u662f\u9759\u6001\u6587\u4ef6\uff09\uff0c\u7136\u540e\u987a\u7740\u7ba1\u7406\u7cfb\u7edf\uff08resolved\u3001NetworkManager\u3001DHCP\uff09\u627e\u5230\u914d\u7f6e\u6e90\u5934\u53bb\u6539\uff0c\u6700\u540e\u91cd\u542f\u9a8c\u8bc1\u3002\u76f4\u63a5\u7f16\u8f91 <code>\/etc\/resolv.conf<\/code> \u4ece\u6765\u4e0d\u662f\u7ec8\u70b9\uff0c\u660e\u767d\u8c01\u5728\u751f\u6210\u5b83\u624d\u662f\u3002<\/p>\n<p>\u5982\u679c\u4f60\u9700\u8981\u4e00\u53f0\u7f51\u7edc\u914d\u7f6e\u5e72\u51c0\u3001\u53ef\u63a7\u6027\u5f3a\u7684\u670d\u52a1\u5668\u73af\u5883\uff0c\u6211\u4eec\u7684\u5efa\u8bae\u662f\u9009\u62e9\u5e26\u5b8c\u6574\u7ba1\u7406\u6743\u9650\u7684 <a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS \u4e3b\u673a<\/a>\uff08<a href=\"https:\/\/cn.hostease.com\/vps\/\">VPS<\/a>\uff0c<a href=\"https:\/\/cn.hostease.com\/vps\/\">\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668<\/a>\uff0c\u8d44\u6e90\u72ec\u4eab\u3001root \u6743\u9650\u5b8c\u6574\uff09\uff0c\u4e1a\u52a1\u89c4\u6a21\u66f4\u5927\u65f6\u53ef\u4ee5\u8003\u8651 <a href=\"https:\/\/cn.hostease.com\/dedicated-server\/\">\u72ec\u7acb\u670d\u52a1\u5668<\/a>\u3002\u66f4\u591a\u670d\u52a1\u5668\u8fd0\u7ef4\u7684\u5b9e\u64cd\u6307\u5357\uff0c\u53ef\u4ee5\u67e5\u770b\u6211\u4eec\u6574\u7406\u7684 <a href=\"https:\/\/cn.hostease.com\/blog\/server\/\">\u670d\u52a1\u5668\u6027\u80fd<\/a> \u4e13\u9898\u3002\u5982\u679c\u4f60\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\u9047\u5230\u672c\u6587\u672a\u8986\u76d6\u7684\u89e3\u6790\u5f02\u5e38\uff0c\u5efa\u8bae\u5148\u6293 <code>dig<\/code> \u7684\u5b8c\u6574\u8f93\u51fa\u518d\u6c42\u52a9\uff0c\u4fe1\u606f\u8d8a\u5b8c\u6574\u5b9a\u4f4d\u8d8a\u5feb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u670d\u52a1\u5668\u7a81\u7136\u89e3\u6790\u4e0d\u4e86\u57df\u540d\uff1f\u672c\u6587\u8bb2\u89e3 resolv.conf \u88ab systemd-resolved \u8986\u76d6\u7684\u5e38\u89c1\u51b2\u7a81\u539f\u56e0\uff0c\u7ed9\u51fa\u8bca\u65ad\u547d\u4ee4\u4e0e\u6301\u4e45\u5316\u4fee\u590d\u65b9\u6848\uff0c\u9644\u9a8c\u8bc1\u6b65\u9aa4\u3002<\/p>\n","protected":false},"author":2,"featured_media":34470,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3822],"tags":[301,5370,5371,5306],"class_list":["post-33982","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-guides","tag-dns","tag-resolvconf","tag-systemd-resolved","tag-5306"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/10\/dns-resolv-conf-systemd-resolved-fix-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=33982"}],"version-history":[{"count":2,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33982\/revisions"}],"predecessor-version":[{"id":34471,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/33982\/revisions\/34471"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/34470"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=33982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=33982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=33982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}