source params.sh ip -6 route add 2001:660::/4 dev eth0 modprobe ip6_tunnel ip -6 tunnel add tunMN1toMN2 mode ipip6 remote $MN2_IN6_ADDR local $MN1_IN6_ADDR dev eth0 ip link set dev tunMN1toMN2 up sudo ip -6 addr add 4001:660:5502::20 dev tunMN1toMN2 echo "redirection of the ipv4 traffic to the tunMN1toMN2 tunnel" ip route add 192.168.1.0/24 dev tunMN1toMN2 echo "1" >/proc/sys/net/ipv6/conf/all/forwarding echo "1" >/proc/sys/net/ipv4/ip_forward