{"id":19225,"date":"2025-12-18T17:51:38","date_gmt":"2025-12-18T09:51:38","guid":{"rendered":"https:\/\/blog.ywdevops.cn\/?p=19225"},"modified":"2026-01-05T16:33:55","modified_gmt":"2026-01-05T08:33:55","slug":"dnsmasq","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2025\/12\/18\/dnsmasq\/","title":{"rendered":"DNS\u670d\u52a1\u5668dnsmasq\u7684\u7b80\u5355\u7528\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>\u7b80\u4ecb\uff1adnsmasq<\/strong>\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684DNS\u3001DHCP\u548cTFTP\u670d\u52a1\u5668\u8f6f\u4ef6\uff0c\u4e13\u4e3a\u5c0f\u578b\u7f51\u7edc\u548c\u8def\u7531\u5668\u8bbe\u8ba1\u3002\u5b83\u80fd\u591f\u4e3a\u5c40\u57df\u7f51\u63d0\u4f9bDNS\u7f13\u5b58\u548cDHCP\u670d\u52a1\uff0c\u540c\u65f6\u652f\u6301PXE\u7f51\u7edc\u542f\u52a8\u529f\u80fd<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3b\u8981\u529f\u80fd\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DNS\u670d\u52a1<\/strong>\uff1adnsmasq\u53ef\u4ee5\u4f5c\u4e3a\u672c\u5730DNS\u670d\u52a1\u5668\uff0c\u7f13\u5b58DNS\u67e5\u8be2\u7ed3\u679c\uff0c\u52a0\u901f\u57df\u540d\u89e3\u6790\u901f\u5ea6\u3002\u5b83\u652f\u6301\u5c06\u7279\u5b9a\u57df\u540d\u89e3\u6790\u5230\u672c\u5730IP\u5730\u5740\uff0c\u5e38\u7528\u4e8e\u5f00\u53d1\u6d4b\u8bd5\u73af\u5883\u6216\u5bb6\u5ead\u7f51\u7edc<\/li>\n\n\n\n<li><strong>DHCP\u670d\u52a1<\/strong>\uff1a\u80fd\u591f\u4e3a\u5c40\u57df\u7f51\u5185\u7684\u8bbe\u5907\u81ea\u52a8\u5206\u914dIP\u5730\u5740\u3001\u7f51\u5173\u3001DNS\u670d\u52a1\u5668\u7b49\u7f51\u7edc\u914d\u7f6e\u4fe1\u606f<\/li>\n\n\n\n<li><strong>TFTP\u670d\u52a1<\/strong>\uff1a\u652f\u6301PXE\u7f51\u7edc\u542f\u52a8\uff0c\u5141\u8bb8\u5ba2\u6237\u7aef\u901a\u8fc7\u7f51\u7edc\u542f\u52a8\u64cd\u4f5c\u7cfb\u7edf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u6838\u5fc3\u7279\u70b9\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8f7b\u91cf\u7ea7<\/strong>\uff1a\u8d44\u6e90\u5360\u7528\u6781\u4f4e\uff0c\u9002\u5408\u5d4c\u5165\u5f0f\u8bbe\u5907\u548c\u8def\u7531\u5668<\/li>\n\n\n\n<li><strong>\u914d\u7f6e\u7b80\u5355<\/strong>\uff1a\u901a\u8fc7\u5355\u4e2a\u914d\u7f6e\u6587\u4ef6\u5373\u53ef\u5b8c\u6210\u6240\u6709\u8bbe\u7f6e<\/li>\n\n\n\n<li><strong>\u9ad8\u6027\u80fd<\/strong>\uff1a\u652f\u6301DNS\u7f13\u5b58\uff0c\u51cf\u5c11\u5bf9\u5916\u90e8DNS\u670d\u52a1\u5668\u7684\u67e5\u8be2<\/li>\n\n\n\n<li><strong>\u5b89\u5168\u6027<\/strong>\uff1a\u652f\u6301DNS\u67e5\u8be2\u8fc7\u6ee4\uff0c\u53ef\u5c4f\u853d\u5e7f\u544a\u57df\u540d<\/li>\n\n\n\n<li><strong>\u8de8\u5e73\u53f0<\/strong>\uff1a\u652f\u6301Linux\u3001macOS\u3001Windows\u7b49\u7cfb\u7edf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e38\u7528\u573a\u666f\uff1adnsmasq\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5bb6\u5ead\u8def\u7531\u5668\u3001\u4f01\u4e1a\u5185\u7f51\u3001\u5f00\u53d1\u6d4b\u8bd5\u73af\u5883\u3001\u865a\u62df\u5316\u5e73\u53f0\u7b49\u573a\u666f\u3002\u5728\u5f00\u53d1\u4e2d\uff0c\u5e38\u7528\u4e8e\u5c06\u672c\u5730\u57df\u540d\uff08\u5982test.local\uff09\u89e3\u6790\u5230\u5f00\u53d1\u670d\u52a1\u5668\uff0c\u65b9\u4fbf\u591a\u9879\u76ee\u5f00\u53d1\u6d4b\u8bd5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u4f8b\u5b50\u4e2d\u6f14\u793a\u4f7f\u7528ubuntu\u670d\u52a1\u5668\uff0c\u73af\u5883\u51c6\u5907\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\">IP<\/td><td class=\"has-text-align-center\" data-align=\"center\">192.168.51.246<\/td><td class=\"has-text-align-center\" data-align=\"center\">192.168.49.224<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">\u7528\u9014<\/td><td class=\"has-text-align-center\" data-align=\"center\">DNS\u670d\u52a1\u5668<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u5e94\u7528\u670d\u52a1\u5668<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u5b89\u88c5dnsmasq\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt install dnsmasq\nsystemctl enable dnsmasq --now  #\u542f\u52a8\u5e76\u8bbe\u7f6e\u81ea\u542f\u52a8<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ce8\uff1aubuntu\u81ea\u5e26\u4e00\u4e2asystemd-resolved.service\u4e5f\u662f\u63d0\u4f9b\u672c\u5730DNS\u89e3\u6790\u529f\u80fd\uff0c\u53ef\u5148\u505c\u6389\uff0c\u5426\u5219\u63d0\u793a53\u7aef\u53e3\u51b2\u7a81<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\nsystemctl stop systemd-resolved\nsystemctl disable systemd-resolved<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5e38\u7528\u7684dnsmasq\u7684\u53c2\u6570\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>domain-needed\uff1a\u4e22\u5f03\u6240\u6709\u4e0d\u5305\u542b\u70b9\u53f7(<code>.)<\/code>\u7684\u7eaf\u4e3b\u673a\u540d\u67e5\u8be2\uff0c\u9ed8\u8ba4\u4e0d\u542f\u7528\uff0c\u9700\u8981\u53d6\u6d88\u6ce8\u91ca\uff0c\u6bd4\u5982\u8bf7\u6c42test\u57df\u540d\uff0c\u5982\u679c\/etc\/hosts\u4e2d\u627e\u4e0d\u5230\uff0c\u4e5f\u4e0d\u4f1a\u53d1\u9001\u5230\u4e0a\u6e38\u670d\u52a1\u5668\uff0c\u9632\u6b62\u79c1\u6709\u5730\u5740\u6cc4\u9732\u5230\u516c\u7f51<\/li>\n\n\n\n<li>port: \u9ed8\u8ba4\u7aef\u53e353,\u5982\u679c\u9700\u8981\u4fee\u6539\u53d6\u6d88\u6ce8\u91ca\u4fee\u6539\u5373\u53ef<\/li>\n\n\n\n<li>bogus-priv:&nbsp;\u8fc7\u6ee4\u79c1\u6709 IP \u5730\u5740\u7684\u53cd\u5411 DNS \u67e5\u8be2\uff08PTR \u8bb0\u5f55\u67e5\u8be2\uff09\uff0c\u9632\u6b62\u8fd9\u4e9b\u67e5\u8be2\u88ab\u8f6c\u53d1\u5230\u4e0a\u6e38\u516c\u5171 DNS \u670d\u52a1\u5668,\u5982\u679c\u6ca1\u6709\u5f00\u542fbogus-priv\uff0c\u90a3\u4e48dig -x 192.168.1.1 @DNSIP &nbsp;\u53cd\u5411\u89e3\u6790\u4f1a\u88ab\u53d1\u9001\u5230\u4e0a\u6e38DNS\u670d\u52a1\u5668\u4e2d\uff0c\u5728\u5bb6\u5ead\u548c\u4f01\u4e1a\u73af\u5883\u4e2d\uff0c\u914d\u5408domain-needed\u4f7f\u7528\uff0c\u4e00\u8d77\u4fdd\u62a4\u9690\u79c1\uff0c\u63d0\u9ad8\u89e3\u6790\u6548\u7387<\/li>\n\n\n\n<li>dnssec\uff1adnsmasq \u4f1a\u5bf9\u4ece\u4e0a\u6e38 DNS \u670d\u52a1\u5668\u63a5\u6536\u5230\u7684 DNS \u54cd\u5e94\u8fdb\u884c DNSSEC \u9a8c\u8bc1\uff0c\u786e\u4fdd\u8fd4\u56de\u7684 DNS \u8bb0\u5f55\u672a\u88ab\u7be1\u6539\uff0c\u9632\u6b62 DNS \u6b3a\u9a97\u653b\u51fb\uff0c\u914d\u5408<strong>dnssec-check-unsigned<\/strong>\u4e00\u8d77\u4f7f\u7528\uff0c\u542f\u7528dnssec\u9700\u8981\u4e0a\u6e38 DNS \u670d\u52a1\u5668\u652f\u6301 DNSSEC \u9a8c\u8bc1\uff0c\u4e5f\u4f1a\u589e\u52a0\u89e3\u6790\u5ef6\u8fdf\u548c CPU \u5f00\u9500<\/li>\n\n\n\n<li><strong>no-resolv\uff1a<\/strong>\u5f00\u542f\u540e\u5c06\u4e0d\u8bfb\u53d6\/etc\/resolv.conf\u4e2d\u7684nameserver\u5730\u5740\u4e3a\u4e0a\u6e38\u670d\u52a1\u5668\uff0c\u5c06\u4f7f\u7528server\u914d\u7f6e\u7684\u5730\u5740\u4e3a\u4e0a\u6e38\u670d\u52a1\u5668\uff0c\u5426\u5219\u5c31\u8bfb\u53d6\/etc\/resolv.conf<\/li>\n\n\n\n<li>resolv-file\uff1a\u7528\u4e8e\u6307\u5b9a\u4e0a\u6e38 DNS \u670d\u52a1\u5668\u5217\u8868\u7684\u914d\u7f6e\u6587\u4ef6\u8def\u5f84\uff0c\u4f8b\u5982\uff1aresolv-file=\/etc\/resolv.dnsmasq\uff0c\u5185\u5bb9\u5982\u4e0b\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># \/etc\/resolv.dnsmasq\nnameserver 8.8.8.8\nnameserver 1.1.1.1<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u540c\u65f6\u6307\u5b9a\u4e86&nbsp;<code>resolv-file<\/code>\u548c&nbsp;<code>server<\/code>\u53c2\u6570\uff0c<code>server<\/code>\u53c2\u6570\u4f1a\u8986\u76d6&nbsp;<code>resolv-file<\/code>\u4e2d\u7684\u914d\u7f6e<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>server\uff1a\u6307\u5b9a\u4e0a\u6e38DNS\u670d\u52a1\u5668\uff0c\u5982\u679c\u914d\u7f6e\u4e86server\uff0c\u4f1a\u8986\u76d6resove-file\u53c2\u6570<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># \u4f7f\u7528 Google DNS\nserver=8.8.8.8\nserver=8.8.4.4\n# \u4f7f\u7528 Cloudflare DNS\nserver=1.1.1.1\nserver=1.0.0.1\n# \u6307\u5b9a\u7aef\u53e3\nserver=8.8.8.8#53\n# \u4e3a\u7279\u5b9a\u57df\u6307\u5b9a\u4e13\u7528\u670d\u52a1\u5668\nserver=\/google.com\/8.8.8.8\nserver=\/cloudflare.com\/1.1.1.1\n# \u4f7f\u7528 DNS over TLS (DoT)\nserver=8.8.8.8@853\nserver=1.1.1.1@853\n# \u4f7f\u7528 DNS over HTTPS (DoH)\nserver=https:\/\/dns.google\/dns-query\nserver=https:\/\/cloudflare-dns.com\/dns-query<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>address\uff1a\u7528\u4e8e\u914d\u7f6e\u672c\u5730 DNS \u8bb0\u5f55\uff0c\u5b9e\u73b0\u57df\u540d\u5230 IP \u5730\u5740\u7684\u9759\u6001\u6620\u5c04\uff0c\u5982\u4e0b\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>\n# \u683c\u5f0f\uff1aaddress=\/\u57df\u540d\/IP\u5730\u5740\naddress=\/example.com\/192.168.1.100\naddress=\/test.local\/10.0.0.200\n# \u6240\u6709 .local \u57df\u540d\u90fd\u89e3\u6790\u5230 192.168.1.1\naddress=\/.local\/192.168.1.1<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6ce8\u610f\uff1a\u5982\u679c\/etc\/hosts\u4e2d\u914d\u7f6e\u4e86\u76f8\u540c\u7684\u57df\u540d\uff0c\u4f1a\u8986\u76d6\u6389address\u7684\u5730\u5740\uff0c\u5982\u679c\u8981\u7981\u6b62\/etc\/hosts\u800c\u4f7f\u7528address\uff0c\u90a3\u4e48\u9700\u8981\u914d\u7f6eno-hosts\u53c2\u6570\u6216\u8005addn-hosts<\/li>\n\n\n\n<li>addn-hosts\uff1a\u6307\u5b9a\u57df\u540d\u89e3\u6790\u7684\u6587\u4ef6\u4f4d\u7f6e\uff0c\u7c7b\u4f3c\/etc\/hosts\uff0c\u4f18\u5148\u7ea7\u9ad8\u4e8eaddress<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>addn-hosts=\/etc\/dnsmasq-hosts\n#vim \/etc\/dnsmasq-hosts\n192.168.0.1  abcd.com<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>no-hosts\uff1a\u5f00\u542f\u540e\uff0c\u5c06\u4e0d\u4f1a\u8bfb\u53d6\/etc\/hosts\u6587\u4ef6\uff0c\u6240\u4ee5\u4e0d\u5efa\u8bae\u5f00\u542f<\/li>\n\n\n\n<li>listen-address\uff1a\u76d1\u542c\u5730\u5740\uff0c\u53ef\u76f4\u63a5\u5199\u672c\u673aIP\u548c\u56de\u73af\u5730\u5740\u5373\u53ef<\/li>\n\n\n\n<li>interface\uff1a\u76d1\u542c\u7f51\u7edc\u63a5\u53e3\uff0c\u586b\u5199\u672c\u673a\u7f51\u5361\u5373\u53ef<\/li>\n\n\n\n<li>log-queries\uff1a\u8bb0\u5f55\u6240\u6709DNS\u65e5\u5fd7<\/li>\n\n\n\n<li>log-facility\uff1a\u65e5\u5fd7\u4f4d\u7f6e<\/li>\n\n\n\n<li>cache-size\uff1a\u7f13\u5b58\u5927\u5c0f\uff0c\u5355\u4f4d\u4e3a\u6761\u6570<\/li>\n\n\n\n<li>local-ttl\uff1a\u5ba2\u6237\u7aef\u7f13\u5b58\u7684DNS\u8bb0\u5f55\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3a\u79d2<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u6574\u7684\u5e38\u7528\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#port=5353\ndomain-needed\nbogus-priv\n##dnssec   \u5f00\u542f\u540e\u89e3\u6790\u4f1a\u53d8\u6162 \n##dnssec-check-unsigned\n#resolv-file=\nno-resolv\nserver=8.8.8.8\nserver=8.8.4.4\nserver=1.0.0.1\nserver=\/google.com\/8.8.8.8\nserver=\/cloudflare.com\/1.1.1.1\n#address=\/local.gong.com\/192.168.49.15\ninterface=ens3\nlisten-address=192.168.51.246,127.0.0.1\ncache-size=150\nlocal-ttl=300\n#no-hosts   \u4e0d\u5f00\u542f\u90a3\u5c31\u8bfb\u53d6\/etc\/hosts\n#addn-hosts=\/etc\/dnsmasq-hosts #\u548c\/etc\/hosts\u7528\u4e00\u4e2a\u5c31\u884c\u4e86\nlog-queries\nlog-facility=\/var\/log\/dnsmasq.log<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e\u5b8c\u6210\u540e\uff0c\u53ef\u901a\u8fc7\u547d\u4ee4\u6d4b\u8bd5\u914d\u7f6e\u662f\u5426\u6b63\u5e38\uff0c\u7136\u540e\u91cd\u542fdnsmasq\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>dnsmasq --test\nsystemctl restart dnsmasq<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fee\u6539DNS\u670d\u52a1\u5668\u6240\u5728\u673a\u5668\u7684DNS\u5730\u5740\uff0c\u6307\u5411\u672c\u673a\uff0c\u53ef\u4ee5\u662f127.0.0.1\u6216\u8005192.168.51.246\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"644\" height=\"295\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2026\/01\/7.png\" alt=\"\" class=\"wp-image-19421\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2026\/01\/7.png 644w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2026\/01\/7-300x137.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2026\/01\/7-600x275.png 600w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1a\u672c\u673a\u5c06 DNS \u8bf7\u6c42\u53d1\u9001\u5230\u672c\u5730\u56de\u73af\u5730\u5740\uff0c\u7531 dnsmasq \u5904\u7406\u5e76\u8f6c\u53d1\u5230\u4e0a\u6e38 DNS \u670d\u52a1\u5668\uff08\u5982 8.8.8.8 \u6216\u8fd0\u8425\u5546 DNS\uff09<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u9a8c\u8bc1<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728DNS\u670d\u52a1\u5668\u4e0a\u914d\u7f6e\/etc\/hosts\u6587\u4ef6\uff0c\u6dfb\u52a0\u57df\u540d\u89e3\u6790\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"102\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/6.png\" alt=\"\" class=\"wp-image-19240\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/6.png 651w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/6-300x47.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/6-600x94.png 600w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5e94\u7528\u670d\u52a1\u5668\u4e0a\u914d\u7f6eDNS\u5730\u5740\u6307\u5411DNS\u670d\u52a1\u5668\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"151\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/7.png\" alt=\"\" class=\"wp-image-19241\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/7.png 645w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/7-300x70.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/7-600x140.png 600w\" sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u914d\u7f6e\u597d\u540eping\u5bf9\u5e94\u7684\u57df\u540d\uff0c\u5df2\u7ecf\u6210\u529f\u89e3\u6790\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"647\" height=\"164\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/8.png\" alt=\"\" class=\"wp-image-19242\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/8.png 647w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/8-300x76.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/8-600x152.png 600w\" sizes=\"auto, (max-width: 647px) 100vw, 647px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"652\" height=\"184\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/9.png\" alt=\"\" class=\"wp-image-19243\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/9.png 652w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/9-300x85.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/9-600x169.png 600w\" sizes=\"auto, (max-width: 652px) 100vw, 652px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"646\" height=\"179\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/10.png\" alt=\"\" class=\"wp-image-19244\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/10.png 646w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/10-300x83.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/10-600x166.png 600w\" sizes=\"auto, (max-width: 646px) 100vw, 646px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u53ef\u4ee5\u901a\u8fc7dig\u547d\u4ee4\u6765\u6d4b\u8bd5\u89e3\u6790\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"658\" height=\"396\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/12.png\" alt=\"\" class=\"wp-image-19246\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/12.png 658w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/12-300x181.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2025\/12\/12-600x361.png 600w\" sizes=\"auto, (max-width: 658px) 100vw, 658px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u6ca1\u6709dig\u547d\u4ee4\u53ef\u901a\u8fc7\u547d\u4ee4\u5b89\u88c5\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apt install bind-uils\nor\nyum -y install bind-uils<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u4ecb\uff1adnsmasq\u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7\u7684DNS\u3001DHCP\u548cTFTP\u670d\u52a1\u5668\u8f6f\u4ef6\uff0c\u4e13\u4e3a\u5c0f\u578b\u7f51\u7edc\u548c\u8def\u7531\u5668\u8bbe\u8ba1\u3002\u5b83\u80fd\u591f\u4e3a\u5c40\u57df [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":19227,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-19225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/19225","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=19225"}],"version-history":[{"count":16,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/19225\/revisions"}],"predecessor-version":[{"id":19422,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/19225\/revisions\/19422"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/19227"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=19225"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=19225"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=19225"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}