计算机网络试卷

University of California at Berkeley

College of Engineering

Department of Electrical Engineering and Computer Sciences

EE122

MIDTERM EXAMINATION

Thursday, 11 October 2012

Scott Shenker

In general, if something is unclear, write down your assumptions as part of your answer. If your

assumptions are reasonable, we will endeavor to grade the question based on them. If necessary, of

course, you may raise your hand, and a TA or the instructor will come to you. Please try not to disturb the

students taking the examination around you.

Please write your SID on each page!

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1. The appropriate layer for implementing reliable transfer is:

3. A router running link-state routing knows:

4. Which of these fields does an IP router need to modify before sending a packet to the

6. Which of these fields does the UDP packet header have?

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