Use peer hostname

src/zeronetavahi

     if [ ${state} -eq "2" ]; then
         if [[ $line == *"address ="* ]]; then
             address=$(echo $line | awk -F '[' '{print $2}' | awk -F ']' '{print $1}')
-            echo "udp $address $TRACKER_PORT" >> $BOOTSTRAP_FILE.new
+            echo "udp $peer $TRACKER_PORT" >> $BOOTSTRAP_FILE.new
             state=0
         fi
     fi