https://manpages.ubuntu.com/manpages/resolute/man4/ngatmbase.4freebsd.html
Ubuntu Manpage: ngatmbase - netgraph ATM utility module
netgraph ATM utility module
ubuntumanpageatmutilitymodule
https://manpages.ubuntu.com/manpages/focal/man4/ngatmbase.4freebsd.html
Ubuntu Manpage: ngatmbase - netgraph ATM utility module
netgraph ATM utility module
ubuntumanpageatmutilitymodule