force down

src/freedombone-utils-wifi

     cd $curr_dir
     update_wifi_adaptors
     if [ $IFACE ]; then
-        ifconfig $IFACE down
-        ifconfig $IFACE up
+        ifdown --force $IFACE
+        ifup $IFACE
     fi
 }
 

src/freedombone-wifi

             WIFI_INTERFACE=${1}
             wifi_interface_specified=1
             write_config_param "WIFI_INTERFACE" "$WIFI_INTERFACE"
-            ifconfig $WIFI_INTERFACE down
-            ifconfig $WIFI_INTERFACE up
+            ifdown --force $WIFI_INTERFACE
+            ifup $WIFI_INTERFACE
             ;;
         -t|--type)
             shift
     WIFI_INTERFACE=$IFACE
     echo "Adaptor: $WIFI_INTERFACE"
     write_config_param "WIFI_INTERFACE" "$WIFI_INTERFACE"
-    ifconfig $WIFI_INTERFACE down
-    ifconfig $WIFI_INTERFACE up
+    ifdown --force $WIFI_INTERFACE
+    ifup $WIFI_INTERFACE
 fi
 
 if [ $WIFI_DISABLE ]; then