A router is connected to an HDLC circuit via a T1 physical interface. The SLA for this link only allows for a sustained rate of 768 kb/s. Bursts are allowed for up to 30 seconds at up to line rate,with a window Tc of 125 ms. What should the Bc and Be setting be when using generic traffic shaping?()
A、A.Be = 46320000 ,Bc = 96000
B、B.Be = 768000 ,Bc = 32000
C、C.Be = 128000 ,Bc = 7680
D、D.Be = 0 ,Bc = 96000