Nftables rules, Jul 24, 2025 · The definitive guide to nftables — the modern replacement for iptables, ip6tables, arptables, and ebtables. It has been available since Linux kernel 3. The following are descriptions of current nftables families, but additional families may be added in the future. Here you will find documentation on how to build, install, configure and use nftables. From basic concepts to enterprise-level configurations. The nftables framework classifies packets, and it is the successor to the iptables, ip6tables, arptables, ebtables, and ipset utilities. nftables is a framework by the Netfilter Project that provides packet filtering, network address translation (NAT) and other packet mangling. Here you will find documentation on how to build, install, configure and use nftables. If you have not yet transitioned over to nftables, you are missing out on improved performance, easier command syntax, and an overall simpler way to manage firewall rules. org>. Support for nftables has been in the Linux Kernel since version 3. 13 released on 19 January 2014. 13. Two of the most common uses of nftables is to provide firewall support and Network Address Translation (NAT). Jan 22, 2026 · nftables is a component in the Linux Netfilter subsystem that provides the most modern framework for defining packet classification and filtering functionality. Aug 8, 2025 · Nftables are a framework for packet filtering, firewalls and Network Address Translators (NATs). Sep 22, 2025 · nftables is the successor to iptables on Linux systems, and has since become the default firewall. . It provides a new packet filtering framework, a new user-space utility (nft), and a compatibility layer for {ip,ip6}tables. kernel. It offers numerous improvements in convenience, features, and performance over previous packet-filtering tools, most notably: nftables is a subsystem of the Linux kernel providing filtering and classification of network packets /datagrams/frames. Jan 25, 2026 · nftables is a netfilter project that aims to replace the existing {ip,ip6,arp,eb}tables framework. Apr 20, 2022 · With nftables the multiple networking levels are abstracted into families, all of which are served by the single tool nft. If you have any suggestion to improve it, please send your comments to Netfilter users mailing list <netfilter@vger.


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