libnetfilter_conntrack

C library API for accessing kernel connection tracking state

brewmacoslinux
Try with needOr install directly
Source

About

Library providing an API to the in-kernel connection tracking state table

Commands

libnetfilter_conntrack

Examples

Query active connections from kernel connection tracking table$ conntrack -L
Display statistics about connection tracking$ conntrack -S
Flush all entries from connection tracking table$ conntrack -F