net-analyzer/iptstate
net-analyzer/nmap
net-analyzer/tcpdump
net-analyzer/traceroute
net-analyzer/vnstat
net-dns/bind-tools
net-dns/dnsmasq
net-firewall/ebtables
net-firewall/ipt_netflow
net-misc/batctl
net-misc/batman-adv
net-misc/bird
net-misc/bridge-utils
net-misc/ecdsautils
net-misc/ext-respondd
net-misc/fastd
net-misc/iperf:3
net-misc/mesh-announce
net-misc/ntp
net-misc/telnet-bsd
net-misc/tunneldigger
net-vpn/openvpn
net-vpn/tinc
sys-apps/texinfo
sys-process/lsof
www-servers/nginx