Remove previous default rules

bin/grandenet

@@ -232,6 +232,16 @@ fi
 sysctl net.ipv6.conf.all.accept_ra=1  >> "${logfile}" 2>&1
 sysctl net.ipv6.conf.all.forwarding=1 >> "${logfile}" 2>&1
 
+defaultroute=$(ip -6 r | grep default)
+if [[ ${defaultroute} != "" ]] ; then
+    echo $defaultroute | while read line
+    do
+        echo -e "Dropping default route: \n\t ${line}"
+        sudo ip -6 route del default
+	echo -e "To restore, run: \n\t ip -6 route add $(echo ${line} | sed 's/expires \S\+//')"
+   done
+fi
+
 echo "re6st will start, it may take a few minutes before beeing usable"
 
 echo "