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...dev spare handle ffff: ingress # tc qdisc add dev spare parent ffff: handle 10: netem delay 300ms 50ms 25% loss 1% RTNETLINK answers: Unknown error 4294967295 I''m not at all certain why this doesn''t work. I''m told that the ingress queue is a bit of a kludge; is there an explanaiton of how it is implemented somewhere, that would help me understand its limitations? The whole tc system is causing me some confusion. First of all, am I right that there''s considerable overlap in functionality with netfilter? Both have packet selection (filtering) mechanisms, and both c...