(= IP tables, "IP-tabelid")

olemus
(a) käsureautiliit, Linuxi tuumas oleva tulemüüri netfilter
kasutajaliides
(b) tihti: selle liidesega tulemüür
=
an utility that allows a system administrator to configure the IP packet filter rules of the Linux kernel firewall

ülevaateid
https://en.wikipedia.org/wiki/Iptables

https://www.frozentux.net/iptables-tutorial/iptables-tutorial.html

http://ipset.netfilter.org/iptables.man.html

https://www.digitalocean.com/community/tutorials/a-deep-dive-into-iptables-and-netfilter-architecture