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exercise about data communication
-------- Chapter 23 Process-To-Process Delivery: UDP, TCP, and SCTP -------
Exercise 16.
A client has a packet of 68,000 bytes. Show how this packet can be transferred by using only one UDP user datagram.
The size of a UDP datagram is 0 to 65,535 bytes...
data communication exercise
-------- Chapter 21 Network Layer: Address Mapping, Error Reporting, and Multicasting -------
Review question 12.
Why is there no need for the ICMPv4 message to travel outside its own network?
I wonder why not a ICMPv4 travels outside its own network.
An ICMPv4...
data communication exercise
-------- Chapter 20 Network Layer: Internet Protocol -------
There may be a error in solution 23.
Flags and fragmentation = 0x5850 = 010.1100001010000 not 0x0000
So D=1, which means "don't fragment", and M=0, which means "no more fragments".
The datagram is not...
forouzan exercises
-------- Chapter 12 Multiple Access -------
After reading the text about contention window at page 378 carefully and repeatedly, I'm sure that I have mistaked something.
"The number of slots in the window changes according to the binary exponential back-off strategy. This...
csma/cd, forouzan fourth edition
-------- Chapter 12 Multiple Access -------
Before resolving exercises in this chapter, I have found a strange figure in text.
Figure 12.17 at page 379 shows flow diagram for CSMA/CA.
This figure seems mixed with something about CSMA/CD in figure 12.14 at...
solutions of exercises of data and signals
-------- Chapter 10 Error Detection and Correction --------
(Review Questions) 10. Can the value of a checksum be all 0s (in binary)? Can the value be all 1s (in binary)? Define your answer.
My answers are both "yes" because I use the figure 10.24 in...
data communication + example exercises
-------- Chapter 7 Transmission Media --------
8. Name the advantages of optical fiber over twisted-pair and coaxial cable.
It's so easy that I should not post it there to make you laugh.
The real question is how to remember the advantages and...
data communication exercises
-------- Chapter 6 Multiplexing and Spreading --------
14. We need to transmit 100 digitized voice channels using a pass-band channel of 20KHz. What should be the ratio of bits/Hz if we use no guard band?
I guess that I couldn't resolve this exercise because of...
transmit 100 digitized voice channels
-------- Chapter 5 Analog Transmission --------
About the students' odd-numbered solutions
17. What is the required bandwidth for the following cases if we need to send 4000 bps?
a. ASK
b. FSK with 2Δf= 4KHz
c. QPSK
d. 16-QAM
I think one of the solutions...
exercises of data and signals
Hi, I am a recruit and have some questions while resolving the exercises of Mr. Forouzan's "data communications and networking 4th international edition".
The exercises that I confused are listed below for help.
Added after 32 minutes:
-------- Chapter 3 Data...
Oh, no responses to this topic?
Perhaps I only get solutions of odd numbered problems from this textbook's official site?
If I confuse with the even numbered problems, it's better to come here and ask someone. Just like what another mate said, asking after doing?
But if I don't have enough...
Help !
Can anyone share the complete solutions manual of Data communication and networking 4th (internetional) edition ?
Its ISBN-13 is "978-007-125442-7" and ISBN-10 is "007-125442-0".
I need it for my EXAM ....... PLEASE!
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