Linux Server IPv6 Migration without Breaking Things

Linux Server Admin with Fexingo: Sysadmin, Bash, and Server Engineering · Aug 29, 2026 · 8m

IPv6 is no longer optional, but migrating a Linux server without breaking existing services takes planning. Lucas and Luna walk through the practical steps: dual-stack configuration, firewall rules with nftables, and troubleshooting common pitfalls. They use a real-world example of moving a web server to dual-stack, covering address selection, DNS updates, and how to test connectivity with tools like ping6 and curl. By the end, you'll know how to enable IPv6 on your server while keeping IPv4 traffic unaffected, and how to avoid the classic mistakes that cause outages. This episode is perfect…