Hi all i have downloaded monitor_tc.pl, and try to monitor my imq0 Device modprobe imq numdevs=1 tc qdisc add dev imq0 handle 1: root htb default 1 tc class add dev imq0 parent 1: classid 1:1 htb rate 1mbit tc qdisc add dev imq0 parent 1:1 handle 10: htb default 5 tc class add dev imq0 parent 10: classid 10:1 htb rate 128kbit burst 3k prio 1 tc class add dev imq0 parent 10: classid 10:2 htb rate 128kbit burst 3k prio 2 tc class add dev imq0 parent 10: classid 10:5 htb rate 1mbit prio 3 tc qdisc add dev imq0 parent 10:1 handle 21:0 sfq tc qdisc add dev imq0 parent 10:2 handle 22:0 sfq tc qdisc add dev imq0 parent 10:5 handle 23:0 sfq tc filter add dev imq0 protocol ip pref 1 parent 10: handle 1 fw classid 10:1 tc filter add dev imq0 protocol ip pref 2 parent 10: handle 2 fw classid 10:2 iptables -t mangle -A POSTROUTING -j IMQ --todev 0 iptables -t mangle -A POSTROUTING -s $myip -j MARK --set-mark 1 iptables -t mangle -A PREROUTING -j IMQ --todev 0 iptables -t mangle -A PREROUTING -d $myip -j MARK --set-mark 1 ip link set imq0 up when i upload from my laptop to internet the stats looks like below Classid tokens ctokens bytes speed ------------------------------------------ 10:2 153600 88149 0 0.000 KB 10:5 -611 -611 49698 16.07 KB 1:1 -910 -910 101334 32.76 KB 10:1 -85783 -151234 51636 16.69 KB 10:2 153600 88149 0 0.000 KB 10:5 16138 16138 55538 17.89 KB 1:1 16138 16138 105934 34.14 KB 10:1 -83019 -148470 50396 16.24 KB when i download from internet to laptop like below Classid tokens ctokens bytes speed ------------------------------------------ 10:2 153600 88149 0 0.000 KB 10:5 17888 17888 960 0.310 KB 1:1 -1309 -1309 51968 16.80 KB 10:1 -85219 -150670 51008 16.49 KB in upload i have seen the traffic is going to 10:5 also, why this is happening, is anything script wrong hare