Hierarchical Token Bucket (HTB)


Resultado de las complicaciones con CBQ
Funcionamiento similar al CBQ 
Basado en buckets (implementación más simple)

tc qdisc add dev eth0 root handle 1: htb default 30

tc class add dev eth0 parent 1: classid 1:1 htb rate 6mbit burst 15k

tc class add dev eth0 parent 1:1 classid 1:10 htb rate 5mbit burst 15k
tc class add dev eth0 parent 1:1 classid 1:20 htb rate 3mbit ceil 6mbit burst 15k
tc class add dev eth0 parent 1:1 classid 1:30 htb rate 1kbit ceil 6mbit burst 15k

tc qdisc add dev eth0 parent 1:10 handle 10: sfq perturb 10
tc qdisc add dev eth0 parent 1:20 handle 20: sfq perturb 10
tc qdisc add dev eth0 parent 1:30 handle 30: sfq perturb 10

tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip dport 80 0xffff flowid 1:10
tc filter add dev eth0 protocol ip parent 1:0 prio 1 u32 match ip sport 25 0xffff flowid 1:20