Greetings. I''m having some trouble deleting an rsvp6 filter that I create using the following command: #tc filter add dev eth1 parent 1: protocol ip rsvp6 ipproto tcp session 2020::1/22 sender 2020::2/22 flowid 1:11 The filter is created sucessfully: # tc filter list dev eth1 filter parent 1: protocol ip pref 49152 rsvp6 filter parent 1: protocol ip pref 49152 rsvp6 fh 0x00010207 flowid 1:11 session 2020::1/22 ipproto tcp sender 2020::2/22 And is associated with the following class: # tc class list dev eth1 class htb 1:1 root prio 0 rate 1000bit ceil 10000Kbit burst 15Kb cburst 2848b -> class htb 1:11 root prio 0 rate 12500Kbit ceil 12500Kbit burst 49996b cburst 3159b <- Now, i cannot delete the filter: # tc filter del dev eth1 parent 1: protocol ip rsvp6 ipproto tcp session 2020::1/22 sender 2020::2/22 flowid 1:11 RTNETLINK answers: No such file or directory We have an error talking to the kernel And I can''t delete the class too: # tc class del dev eth1 parent 1:0 classid 1:11 htb rate 12500kbit burst 50000 RTNETLINK answers: Device or resource busy Can someone please help me? Thanks :) Ricardo (Portugal)