xtables-monitor 1.8.13 (nf_tables) Usage: xtables-monitor [ -t | -e ] --trace -t trace ruleset traversal of packets tagged via -j TRACE rule --event -e show events that modify the ruleset Optional arguments: --ipv4 -4 only monitor IPv4 --ipv6 -6 only monitor IPv6 --counters -c show counters in rules