network_find_wan6 ext_iface6
for iface in $ext_iface $ext_iface6 $(uci_get upnpd config internal_iface; uci_get upnpd config external_iface); do
network_find_wan6 ext_iface6
for iface in $ext_iface $ext_iface6 $(uci_get upnpd config internal_iface; uci_get upnpd config external_iface); do