Usage: cat redsucre-pipe.ptc | ./plaintc.pl You use query-tc from MRTG. Like this: Target[htb_outmail]: `/usr/local/bin/query-tc.pl eth0:1:3 sent` Title[htb_outmail]: Traffic MaxBytes[htb_outmail]: 64000 WithPeak[htb_outmail]: ymw Options[htb_outmail]: bits, growright PageTop[htb_outmail]:

Traffic : Outgoing email traffic
(htb class : eth0:1:3 rate 100 ceil 500)