#!/bin/sh
echo "#!/bin/sh\nset -e\n\ncase "${IFACE%%[0-9]*}" in\n wlan|wifi) ;;\n *) exit 0\nesac\n\nif [ -x /bin/ip ]; then\n ip link set $IFACE promisc on multicast on\nfi" | sudo sh -c 'cat > /etc/network/if-up.d/msi-U100-fix-multicast ' && sudo chmod +x /etc/network/if-up.d/msi-U100-fix-multicast