vim /etc/sysctl.d/99-disable-ipv6.conf
net.ipv6.conf.all.disable_ipv6 = 1
sysctl -p /etc/sysctl.d/99-disable-ipv6.conf
sudo ifdown --force ethX sudo ip address flush dev ethX sudo ip link set ethX down sudo ifup ethX
Nettoyer la table de routage :
post-up ip route flush 0/0