In this episode of Linux Server Admin with Fexingo, Lucas and Luna walk through nftables, the modern replacement for iptables on Linux servers. They cover the key differences, a concrete migration example, and practical tips for managing firewall rules with nftables. Lucas explains the nftables syntax, sets, and maps, and shows how to migrate common iptables rules to nftables. Luna asks about performance, debugging, and integration with firewalld. This episode is ideal for sysadmins who want to move from iptables to nftables for better performance and simpler rule management.