HW 1_Int_Fur_S_9

HW 1_Int_Fur_S_9 - Prof. R. Dzhanidze. CS M117. HW #1...

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Prof. R. Dzhanidze. CS M117. HW #1 UNIVERSITY OF CALIFORNIA, LOS ANGELES CS M117 Student name ___________________ Home Work # 1 (Due 04/08/08) (HW and solutions must be typed) (T, Chapter 1; pg. 1-54) Communication Networks 1. (2) What are two reasons for using layered protocols? 2. (2) What is the principal difference between connectionless communication and connection-oriented communication? 3. Which of the OSI layers handles each of the following? (a) (1) Dividing the transmitted bit stream into frames. (b) (1) Determining which route through the subnet to use. 4. (2) A system has an n-layer protocol hierarchy. Applications generate messages of length M bytes. At each of the layers, an h-byte header is added. What fraction of the network bandwidth is filled with headers?
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HW #1 5. (2) List two ways in which the OSI reference model and the TCP/IP reference model are the same, now list two ways in which they differ. 2
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HW 1_Int_Fur_S_9 - Prof. R. Dzhanidze. CS M117. HW #1...

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