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Recent questions and answers in Computer Networks
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132.6.17.85 find netid & hostid
answered
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Computer Networks
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cpentalk
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37.4k
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1
answer
Explain the process of Analog to Digital conversion in wireless communications
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Computer Networks
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cpentalk
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37.4k
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1
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An ISP has a block of 1024 addresses. It needs to divide the addresses to 1024 customers. Does it need subnetting? Explain your answer.
answered
in
Computer Networks
by
anonymous
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In classless addressing, can two blocks have the same prefix length? Explain.
answered
in
Computer Networks
by
anonymous
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In classless addressing, we know the first and the last address in the block. Can we find the prefix length? If the answer is yes, show the process and give an example.
answered
in
Computer Networks
by
anonymous
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1
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Write the following mask in slash notation (/n):
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in
Computer Networks
by
anonymous
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1
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Find the result of each operation:
answered
in
Computer Networks
by
anonymous
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1
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Find the netid and the hostid of the following IP addresses:
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in
Computer Networks
by
anonymous
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1
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Find the class of the following IP addresses:
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in
Computer Networks
by
anonymous
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How many hexadecimal digits are needed to define the netid in each of the following classes?
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in
Computer Networks
by
anonymous
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Change the following IP addresses from dotted-decimal notation to hexadecimal notation:
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in
Computer Networks
by
anonymous
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An address space uses three symbols: 0, 1, and 2 to represent addresses. If each address is made of 10 symbols, how many addresses are available in this system?
answered
in
Computer Networks
by
anonymous
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What is the address space in each of the following systems?
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in
Computer Networks
by
anonymous
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1
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Discuss why we need fragmentation at each router.
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in
Computer Networks
by
anonymous
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Compare and contrast the delays in connectionless and connection-oriented services. Which service creates less delay if the message is large? Which service creates less delay if the message is small?
answered
in
Computer Networks
by
anonymous
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1
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Assume a destination computer receives several packets from a source. How can it be sure that the fragments belonging to a datagram are not mixed from the fragments belonging to another datagram.
answered
in
Computer Networks
by
anonymous
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1
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If a label in a connection-oriented service is n bits, how many virtual circuits can be established at the same time?
answered
in
Computer Networks
by
anonymous
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1
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Give some advantages and disadvantages of the connectionless service.
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in
Computer Networks
by
anonymous
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1
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Compare and contrast CSMA/CD with CSMA/CA.
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in
Computer Networks
by
anonymous
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1
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An Ethernet MAC sublayer receives 42 bytes of data from the LLC sublayer. How many bytes of padding must be added to the data?
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in
Computer Networks
by
anonymous
+1
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1
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The data rate of 10Base5 is 10 Mbps. How long does it take to create the smallest frame? Show your calculation.
answered
in
Computer Networks
by
anonymous
+2
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1
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Imagine the length of a 10Base5 cable is 2500 meters. If the speed of propagation in a thick coaxial cable is 200,000,000 meters/second, how long does it take for a bit to travel from the beginning to the end of the network?
answered
in
Computer Networks
by
anonymous
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1
answer
Why do you think both the sender and receiver addresses are needed in the Internet?
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in
Computer Networks
by
anonymous
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Why do you think that we do not need addresses at the physical layer?
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in
Computer Networks
by
anonymous
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1
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If a physical address is 48 bits (6 bytes) what is the minimum header size at the data link layer of the TCP/IP protocol suite?
answered
in
Computer Networks
by
anonymous
+3
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1
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If a port number is 16 bits (2 bytes), what is the minimum header size at transport layer of the TCP/IP protocol suite?
answered
in
Computer Networks
by
anonymous
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1
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Match the following to one or more layers of the OSI model:
answered
in
Computer Networks
by
anonymous
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Match the following to one or more layers of the OSI model:
answered
in
Computer Networks
by
anonymous
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1
answer
How are OSI and ISO related to each other?
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in
Computer Networks
by
anonymous
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1
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Use the Internet to find the RFC for the Transmission Control Protocol (TCP)
answered
in
Computer Networks
by
anonymous
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Use the Internet to find the RFC that discusses the FTP application.
answered
in
Computer Networks
by
anonymous
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Use the Internet to find two examples of experimental RFCs.
answered
in
Computer Networks
by
anonymous
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Use the Internet to find the RFC that discusses the IRTF working group guidelines and procedures.
answered
in
Computer Networks
by
anonymous
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1
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Use the Internet to find the number of RFCs.
answered
in
Computer Networks
by
anonymous
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1
answer
What's the difference between TCP/IP and OSI Model
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Computer Networks
by
cpentalk
(
37.4k
points)
+1
vote
1
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Should there be limitations on the commands an anonymous FTP user can execute?
answered
in
Computer Networks
by
anonymous
+2
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1
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Mention one advantage and one disadvantage for a connectionless service
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in
Computer Networks
by
anonymous
+2
votes
1
answer
What are some applications which requires no data loss and are highly time sensitive
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in
Computer Networks
by
anonymous
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1
answer
Is it true that there is no client and server sides of a communication session in P2P file sharing
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in
Computer Networks
by
anonymous
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1
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What is a communication session in computer networking
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Computer Networks
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anonymous
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