多选题Which two statements are true about traffic shaping？（）AOut-of-profile packets are queued.BIt causes TCP retransmits.CMarking/remarking is not supported.DIt does not respond to BECN and ForeSight Messages.EIt uses a single/two-bucket mechanism for metering.
多选题
Which two statements are true about traffic shaping？（）
A
Out-of-profile packets are queued.
B
It causes TCP retransmits.
C
Marking/remarking is not supported.
D
It does not respond to BECN and ForeSight Messages.
E
It uses a single/two-bucket mechanism for metering.
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