ping -c 1 -i 1 f1-248-17.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-02.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-03.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-04.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-05.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-06.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-07.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-08.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-09.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-10.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-11.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-12.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-13.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-14.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-15.nw.fmph.uniba.sk | grep trans &
ping -c 1 -i 1 f1-248-16.nw.fmph.uniba.sk | grep trans &
sleep 10