iptables - 1.8.2-4 main

The iptables/xtables framework has been replaced by nftables. You should
consider migrating now.
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iptables is the userspace command line program used to configure
the Linux packet filtering and NAT ruleset. It is targeted towards systems
and networks administrators.
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This package contains several different utilities, the most important ones:
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iptables, iptables-save, iptables-restore (nft-based version)
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iptables, iptables-save, iptables-restore (legacy version)
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ip6tables, ip6tables-save, ip6tables-restore (nft-based version)
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ip6tables, ip6tables-save, ip6tables-restore (legacy version)
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arptables, arptables-save, arptables-restore (nft-based version)
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ebtables, ebtables-save, ebtables-restore (nft-based version)