Network Diag
Shows how many packets are matched by each rule (iptables -Z to zero the counters)
iptables -nvL
pour voir la table ARP
arp
ip neigh
Voir le cheminement
mtr traceroute tracepath
socat -d -d -d - TCP4:www.server.tld:80
dump the full iptables tables
iptables-save
Monitorer la BP sur iface
iftop -nNpP -i <iface>