Имам кернел 2.4.20 с подръжка на

[*] QoS and/or fair queueing
<M> CBQ packet scheduler
<M> HTB packet scheduler
<M> CSZ packet scheduler
<M> The simplest PRIO pseudoscheduler
<M> RED queue
<M> SFQ queue
<M> TEQL queue
<M> TBF queue
<M> GRED queue
<M> Diffserv field marker
<M> Ingress Qdisc
[*] QoS support
[*] Rate estimator
[*] Packet classifier API
<M> TC index classifier
<M> Routing table based classifier
<M> Firewall based classifier
<M> U32 classifier
<M> Special RSVP classifier
<M> Special RSVP classifier for IPv6
[*] Traffic policing (needed for in/egress)

Но когато пусна:
#tc qdisc add dev eth1 root handle 1 htb default 30 r2q 100
ми дава: Unknown qdisc "htb", hence option "default" is unparsable

Защо