/ J' f% r W9 P8 cBc=CIR*Tc/8/1000Be=(AR-CIR)*Tc/8/1000 7 g! W% @* z3 ?9 G( G: SBc=768*125=96000 ( E6 `7 M4 L# d i" l題目要求 Bursts are allowed for up to 30 seconds at up to line rate, 8 Q9 W1 L* s' K) ST1=1544000bps " w3 d( N, c* R& L) E( E9 `7 PBe= 1544000bps * 30 = 46320000 bits.+ x; u; P' y$ s* t: p: M