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CMSC 417 Homework Four: TCP and IP Concepts - Prof. Neil Spring, Assignments of Computer Systems Networking and Telecommunications

University of MarylandComputer Systems Networking and Telecommunications
Prof. Neil Spring

Instructions for homework four in the cmsc 417 course, focusing on tcp and ip concepts. Students are required to read specific sections and complete tasks such as filling in a table and answering questions about tcp states, flow control, congestion control, and sequence numbers. The midterm exam is scheduled for october 25.

Typology: Assignments

Pre 2010

Uploaded on 02/13/2009

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CMSC 417 Homework Four
Name:
Read 4.1: 4.1.1, 4.1.2, 4.1.3, 4.1.4.
Read 5.2: all subsections. Note: Nagle’s algorithm is not a solution to silly window syndrome; the text confuses
the two.
Due Wednesday, October 4.
Note: The midterm will be Oct 25.
1. Fill in the following table (use printf if you need to):
1 256
htons
htonl
2. What sequence of states does a TCP client use to reach the ESTABLISHED state?
3. What is the difference between flow control and congestion control?
4. Why are sequence numbers in TCP applied to bytes not packets?
5. Why do SYN and FIN flags consume a sequence number?
Page 1 of 1

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CMSC 417 Homework Four

Name: Read 4.1: 4.1.1, 4.1.2, 4.1.3, 4.1.4. Read 5.2: all subsections. Note: Nagle’s algorithm is not a solution to silly window syndrome; the text confuses the two. Due Wednesday, October 4. Note: The midterm will be Oct 25.

  1. Fill in the following table (use printf if you need to): 1 256 htons

htonl

  1. What sequence of states does a TCP client use to reach the ESTABLISHED state?
  2. What is the difference between flow control and congestion control?
  3. Why are sequence numbers in TCP applied to bytes not packets?
  4. Why do SYN and FIN flags consume a sequence number?

Page 1 of 1