{"id":6244,"date":"2023-02-19T14:42:33","date_gmt":"2023-02-19T09:12:33","guid":{"rendered":"https:\/\/trysiteprice.com\/blog\/?p=6244"},"modified":"2023-02-19T14:42:33","modified_gmt":"2023-02-19T09:12:33","slug":"red-hat-centos-ipv6-network-configuration","status":"publish","type":"post","link":"https:\/\/trysiteprice.com\/blog\/red-hat-centos-ipv6-network-configuration\/","title":{"rendered":"Red Hat \/ CentOS IPv6 Network Configuration"},"content":{"rendered":"<p>To configure IPv6 networking on Red Hat or CentOS, follow these steps:<\/p>\n<ol>\n<li>Open the network configuration file for editing:\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-go\">sudo vi \/etc\/sysconfig\/network-scripts\/ifcfg-&lt;<span class=\"hljs-keyword\">interface<\/span>-name&gt;<br \/>\n<\/code><\/div>\n<\/div>\n<p>Replace <code>&lt;interface-name&gt;<\/code> with the name of the network interface you want to configure. For example, if you want to configure the eth0 interface, the command would be:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-bash\">sudo vi \/etc\/sysconfig\/network-scripts\/ifcfg-eth0<br \/>\n<\/code><\/div>\n<\/div>\n<\/li>\n<li>Add the following lines to the file:\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-bash\">IPV6INIT=<span class=\"hljs-built_in\">yes<\/span><br \/>\nIPV6_AUTOCONF=<span class=\"hljs-built_in\">yes<\/span><br \/>\n<\/code><\/div>\n<\/div>\n<p>These lines enable IPv6 and enable automatic configuration of the IPv6 address.<\/li>\n<li>If you want to use a static IPv6 address, add the following line to the file:\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-php-template\"><span class=\"xml\">IPV6ADDR=<span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">ipv6-address<\/span>&gt;<\/span>\/<span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">prefix-length<\/span>&gt;<\/span><br \/>\n<\/span><\/code><\/div>\n<\/div>\n<p>Replace <code>&lt;ipv6-address&gt;<\/code> with the IPv6 address you want to use, and <code>&lt;prefix-length&gt;<\/code> with the length of the IPv6 prefix you want to use. For example:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-makefile\">IPV6ADDR=2001:db8:1234:5678::1\/64<br \/>\n<\/code><\/div>\n<\/div>\n<\/li>\n<li>If you want to configure a default gateway for IPv6, add the following line to the file:\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-css\">IPV6_DEFAULTGW=&lt;ipv6-<span class=\"hljs-selector-tag\">address<\/span>&gt;<br \/>\n<\/code><\/div>\n<\/div>\n<p>Replace <code>&lt;ipv6-address&gt;<\/code> with the IPv6 address of the default gateway.<\/li>\n<li>Save and close the file.<\/li>\n<li>Restart the network service to apply the changes:\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs\">sudo systemctl restart network<br \/>\n<\/code><\/div>\n<\/div>\n<p>Alternatively, you can restart the interface directly using the following command:<\/p>\n<div class=\"bg-black mb-4 rounded-md\">\n<div class=\"flex items-center relative text-gray-200 bg-gray-800 px-4 py-2 text-xs font-sans\"><\/div>\n<div class=\"p-4 overflow-y-auto\"><code class=\"!whitespace-pre hljs language-go\">sudo ifdown &lt;<span class=\"hljs-keyword\">interface<\/span>-name&gt;; sudo ifup &lt;<span class=\"hljs-keyword\">interface<\/span>-name&gt;<br \/>\n<\/code><\/div>\n<\/div>\n<p>Replace <code>&lt;interface-name&gt;<\/code> with the name of the network interface you want to restart.<\/li>\n<\/ol>\n<p>That&#8217;s it! Your Red Hat or CentOS system should now be configured for IPv6 networking.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>To configure IPv6 networking on Red Hat or CentOS, follow these steps: Open the network configuration file for editing: sudo vi \/etc\/sysconfig\/network-scripts\/ifcfg-&lt;interface-name&gt; Replace &lt;interface-name&gt; with the name of the network interface you want to configure. For example, if you want to configure the eth0 interface, the command would be: sudo vi \/etc\/sysconfig\/network-scripts\/ifcfg-eth0 Add the following &#8230; <a title=\"Red Hat \/ CentOS IPv6 Network Configuration\" class=\"read-more\" href=\"https:\/\/trysiteprice.com\/blog\/red-hat-centos-ipv6-network-configuration\/\" aria-label=\"Read more about Red Hat \/ CentOS IPv6 Network Configuration\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6244","post","type-post","status-publish","format-standard","hentry","category-best-tutorial"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Red Hat \/ CentOS IPv6 Network Configuration - TrySitePrice<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/trysiteprice.com\/blog\/red-hat-centos-ipv6-network-configuration\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Red Hat \/ CentOS IPv6 Network Configuration - TrySitePrice\" \/>\n<meta property=\"og:description\" content=\"To configure IPv6 networking on Red Hat or CentOS, follow these steps: Open the network configuration file for editing: sudo vi \/etc\/sysconfig\/network-scripts\/ifcfg-&lt;interface-name&gt; Replace &lt;interface-name&gt; with the name of the network interface you want to configure. 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