gistfile1.txt

#!/bin/bash
set +e
tc qdisc del dev em1 root
tc qdisc add dev em1 root handle 1: htb default 10
tc class add dev em1 parent 1: classid 1:1 htb rate 1070kbps ceil 1070kbps  #Overall Speed
tc class add dev em1 parent 1:1 classid 1:10 htb rate 1000kbps ceil 1000kbps #Default
tc class add dev em1 parent 1:1 classid 1:11 htb rate 60kbps ceil 100kbps # Slower
tc class add dev em1 parent 1:1 classid 1:12 htb rate 10kbps ceil 10kbps # Slowest
tc qdisc add dev em1 parent 1:10 handle 100: fq_codel #fq_codel on default
tc qdisc add dev em1 parent 1:11 handle 110: fq_codel #fq_codel on slower
tc qdisc add dev em1 parent 1:12 handle 120: fq_codel #fq_codel on slowest

#Slower an IP
tc filter add dev em1 parent 1:0 protocol ip prio 1 u32 match ip dst 1.2.3.4/32 match ip sport 80 0xffff flowid 1:11

#Slowest an IP
tc filter add dev em1 parent 1:0 protocol ip prio 1 u32 match ip dst 4.3.2.1/32 match ip sport 80 0xffff flowid 1:12
tc filter add dev em1 parent 1:0 protocol ip prio 1 u32 match ip dst 212.159.112.221/32 match ip sport 80 0xffff flowid 1:12