Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/doc/iptables/README.Debian

 Documentation:
==============

The various netfilter and iptables HOWTOS can be found at:

  http://www.netfilter.org/documentation/