Which of the Following Statements Are TRUE Regarding the PE

Multiple Choice

Which of the following statements are TRUE regarding the PE device in a QoS enabled network? (Choose two)

A) A device that provides no differentiation between customer traffic flows.
B) A device that classifies and marks customer traffic.
C) A device that uses MPLS EXP bits to differentiate between traffic flows.
D) A device that creates macroflows towards the core from multiple customer sites.
E) A device that passes macroflows while optionally changing QoS markings.