Which of the following rate-limiting approaches are used on the Alcatel-Lucent 7750 SR? (Choose two)
A . Shapeless policing at SAP-ingress only.
B . Shapeless policing at SAP-ingress and egress.
C . Biased round robin queuing at ingress only.
D . Soft shaping at all network interfaces.
E . Soft shaping at network ingress only.
Answer: D,E