set xlabel "time [s]"
set ylabel "througput [pkts/s]"
set key bel
plot "Fairness2Mon0.tr" u ($1):($6) t "TCP connection: 0-1" w lp lt rgb "blue", "Fairness2Mon1.tr" u ($1):($6) t "TCP connection: 0-2" w lp lt rgb "red"

set term png
set output "fairness2_pps.png" 
replot
pause -1