--- /dev/null
+#!/bin/sh
+
+if [ "$ACTION" = ifup ]; then
+ . /etc/functions.sh
+
+ include /lib/network
+ scan_interfaces
+
+ update_tunnel() {
+ local cfg="$1"
+
+ local proto
+ config_get proto "$cfg" proto
+ [ "$proto" = 6to4 ] || return 0
+
+ local wandev
+ config_get wandev "$cfg" wan_device "$(find_6to4_wanif)"
+ [ "$wandev" = "$DEVICE" ] || return 0
+
+ local wanip=$(find_6to4_wanip "$wandev")
+
+ [ -n "$wanip" ] && {
+ lsmod | grep -q ^sit || {
+ logger -t 6to4 "Tunneling driver not loaded yet, deferring action"
+ exit 0
+ }
+
+ uci_set_state network "$cfg" ipaddr "$wanip"
+ ( ifup "$cfg" )&
+ }
+ }
+
+ config_foreach update_tunnel interface
+fi