HW 1_Int_Fur_S_10

HW 1_Int_Fur_S_10 - Prof R Dzhanidze CS M117 HW#1 UNIVERSITY OF CALIFORNIA LOS ANGELES CS M117 Student name Supritha Sundaram Home Work 1(Due(HW

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Prof. R. Dzhanidze. CS M117. HW #1 UNIVERSITY OF CALIFORNIA, LOS ANGELES CS M117 Student name Supritha Sundaram Home Work # 1 (Due 04/07/10) (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? Connection-oriented communication is reliable versus connectionless communication, which is unreliable. Connection-oriented makes a request to set up a connection, and only sends the data after successful connection, after which it is terminated. The packets are
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This note was uploaded on 04/05/2010 for the course CS M117 taught by Professor Dzhanidze during the Spring '09 term at UCLA.

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HW 1_Int_Fur_S_10 - Prof R Dzhanidze CS M117 HW#1 UNIVERSITY OF CALIFORNIA LOS ANGELES CS M117 Student name Supritha Sundaram Home Work 1(Due(HW

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