Playing with latest JM authed commits on sch-cake & tc-adv. Look at the target values: root@Router:~# tc -s qdisc change dev ifb4eth0 root cake internet root@Router:~# tc -s qdisc show dev ifb4eth0 qdisc cake 8008: root refcnt 2 bandwidth 39300Kbit diffserv4 flows rtt 100.0ms noatm overhead 12 Sent 285837 bytes 1240 pkt (dropped 0, overlimits 144 requeues 0) backlog 0b 0p requeues 0 capacity estimate: 10511Kbit Tin 0 Tin 1 Tin 2 Tin 3 thresh 39300Kbit 36843Kbit 29475Kbit 9825Kbit target 5.0ms 5.0ms 5.0ms 5.0ms interval 100.0ms 100.0ms 100.0ms 100.0ms Pk-delay 0us 22us 0us 0us Av-delay 0us 6us 0us 0us Sp-delay 0us 2us 0us 0us pkts 0 1240 0 0 bytes 0 285837 0 0 way-inds 0 0 0 0 way-miss 0 125 0 0 way-cols 0 0 0 0 drops 0 0 0 0 marks 0 0 0 0 Sp-flows 0 0 0 0 Bk-flows 0 2 0 0 last-len 0 82 0 0 max-len 0 1514 0 0 root@Router:~# tc -s qdisc change dev ifb4eth0 root cake rtt 100ms root@Router:~# tc -s qdisc show dev ifb4eth0 qdisc cake 8008: root refcnt 2 bandwidth 39300Kbit diffserv4 flows rtt 100.0ms noatm overhead 12 Sent 757689 bytes 2374 pkt (dropped 0, overlimits 464 requeues 0) backlog 0b 0p requeues 0 capacity estimate: 5964Kbit Tin 0 Tin 1 Tin 2 Tin 3 thresh 39300Kbit 36843Kbit 29475Kbit 9825Kbit target 6.2ms 6.2ms 6.2ms 6.2ms interval 100.0ms 100.0ms 100.0ms 100.0ms Pk-delay 0us 286us 0us 0us Av-delay 0us 70us 0us 0us Sp-delay 0us 2us 0us 0us pkts 0 2374 0 0 bytes 0 757689 0 0 way-inds 0 0 0 0 way-miss 0 157 0 0 way-cols 0 0 0 0 drops 0 0 0 0 marks 0 0 0 0 Sp-flows 0 0 0 0 Bk-flows 0 2 0 0 last-len 0 82 0 0 max-len 0 1514 0 0 Colour me confused :-) Kevin