{"id":299,"date":"2016-04-26T19:30:55","date_gmt":"2016-04-26T23:30:55","guid":{"rendered":"https:\/\/www.ccrossan.com\/?p=299"},"modified":"2016-04-26T19:30:55","modified_gmt":"2016-04-26T23:30:55","slug":"dnsmasq-dhcp-relay-target","status":"publish","type":"post","link":"https:\/\/crossan007.dev\/blog\/networking\/dnsmasq-dhcp-relay-target\/","title":{"rendered":"DNSMasq as a DHCP Relay Target"},"content":{"rendered":"\n<div class=\"twitter-share\"><a href=\"https:\/\/twitter.com\/intent\/tweet?via=crossan007\" class=\"twitter-share-button\">Tweet<\/a><\/div>\n<p>DNS Masq is a great little DNS and DHCP combo server built into most DDWRT images, and available in most Linux distributions.<\/p>\n<p>With it you can define custom DNS A records:<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\naddress=\/owncloud\/owncloud.somedomain.org\/192.168.10.12\r\naddress=\/unifi\/unifi.somedomain.org\/192.168.10.12\r\n<\/pre>\n<p>You can also define multiple DHCP scopes. This comes in handy if you want to configure the DNSMasq server as the DHCP Helper (or DHCP Relay) on your switch:<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\ndhcp-range=devices,192.168.10.100,192.168.10.200,255.255.255.0,1m\r\ndhcp-range=guest,192.168.20.100,192.168.20.200,255.255.255.0,1m\r\n<\/pre>\n<p>If you specify multiple ranges, you&#8217;ll also need to configure the default gateway for each of these networks:<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\ndhcp-option=devices,3,192.168.10.1\r\ndhcp-option=guest,3,192.168.20.1\r\n<\/pre>\n<p>You can also create DHCP reservations for specific hosts by MAC address:<\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">\r\ndhcp-host=00:1e:c9:4a:d7:fe,owncloud,192.168.10.12,1h\r\ndhcp-host=04:18:d6:52:77:88,AP,192.168.1.4,1h\r\ndhcp-host=70:77:81:B6:03:71,Printer,192.168.20.58,5m\r\n<\/pre>\n<p>Resources:<\/p>\n<ul>\n<li><a href=\"http:\/\/www.thekelleys.org.uk\/dnsmasq\/docs\/dnsmasq-man.html\">DNSMasq Man Page<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>DNS Masq is a great little DNS and DHCP combo server built into most DDWRT images, and available in most Linux distributions. With it you can define custom DNS A records: You can also define multiple DHCP scopes. This comes in handy if you want to configure the DNSMasq server as the DHCP Helper (or &hellip; <a href=\"https:\/\/crossan007.dev\/blog\/networking\/dnsmasq-dhcp-relay-target\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">DNSMasq as a DHCP Relay Target<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[103],"tags":[126,125,127],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/crossan007.dev\/blog\/networking\/dnsmasq-dhcp-relay-target\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DNSMasq as a DHCP Relay Target - Charles&#039; Blog\" \/>\n<meta property=\"og:description\" content=\"DNS Masq is a great little DNS and DHCP combo server built into most DDWRT images, and available in most Linux distributions. With it you can define custom DNS A records: You can also define multiple DHCP scopes. 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