"; system("/usr/bin/vnstat -s -i $device"); print ""; # generate Graphs if they are older than 5 min (-c 5) # Hour graph system("/usr/bin/vnstati -c 5 -h -i $device -o /srv/web/ipfire/html/graphs/vnstat-h-$device.png"); # Day graph system("/usr/bin/vnstati -c 5 -d -i $device -o /srv/web/ipfire/html/graphs/vnstat-d-$device.png"); # Month graph system("/usr/bin/vnstati -c 5 -m -i $device -o /srv/web/ipfire/html/graphs/vnstat-m-$device.png"); # Top10 graph system("/usr/bin/vnstati -c 5 -t -i $device -o /srv/web/ipfire/html/graphs/vnstat-t-$device.png"); # Generate HTML-Table with the graphs print <