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50*Ts

r. LANs/. WANs. Performance Vs. 1-way delay. 50*Ts. Legend:. * X.25 & FPS have 10 link-nodes. b=0.5. * TR for. FPS =Fast PS. *CSMA/C. D for a = 0.1 and 0.05. TR =Token Ring. CSMA/CD. AlohaS. AlohaU. for. Unslotted. ,. TR. X.25. Aloha U. 0.1. .05. AlohaS.

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50*Ts

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  1. r LANs/ WANs Performance Vs. 1-way delay 50*Ts Legend: * X.25 & FPS have 10 link-nodes b=0.5 * TR for FPS =Fast PS *CSMA/C D for a = 0.1 and 0.05 TR =Token Ring CSMA/CD AlohaS AlohaU for Unslotted , TR X.25 Aloha U 0.1 .05 AlohaS for Slotted, 25 r = shared media load b = ( Tp +N*Tint)/Ts a = Tp /Ts FPS where Tp =prop. time 0 Ts=slot. time r 0 0. 5 1

  2. Class Assignments 1. Redraw Figure 4.4 for r =0.75 2. Redraw Figure 4.5 for r =0.75

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