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Recent questions tagged tcp

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95
Andrew S. Tanenbaum Edition 5th Exercise 6 Question 27 (Page No. 608)
In Fig. 6-36 we saw that in addition to the 32-bit acknowledgement field, there is an ACK bit in the fourth word. Does this really add anything? Why or why not?
In Fig. 6-36 we saw that in addition to the 32-bit acknowledgement field, there is anACK bit in the fourth word. Does this really add anything? Why or why not?
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1 votes
1 answer
97
Andrew S. Tanenbaum Edition 5th Exercise 6 Question 23 (Page No. 608)
Datagram fragmentation and reassembly are handled by IP and are invisible to TCP. Does this mean that TCP does not have to worry about data arriving in the wrong order?
Datagram fragmentation and reassembly are handled by IP and are invisible to TCP.Does this mean that TCP does not have to worry about data arriving in the wrongorder?
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100
Self doubt- TCP congestion control
When during TCP congestion control, timeout occurs in 5th transition, then shall those packets be considered as received or shall be resent? Asking for if question asks for number of transmission to send given number of packets using TCP congestion slow start phase.
When during TCP congestion control, timeout occurs in 5th transition, then shall those packets be considered as received or shall be resent?Asking for if question asks fo...
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3 votes
2 answers
102
MadeEasy Subject Test 2019: Computer Networks - Tcp
If TCP RTT is currently 20 ms and following acknowledgement come in after 22,24 and 23 ms respectively. What is new RTT estimate ? 28.527 28.82 20.82 21.22
If TCP RTT is currently 20 ms and following acknowledgement come in after 22,24 and 23 ms respectively. What is new RTT estimate ?28.52728.8220.8221.22
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2 votes
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103
MadeEasy Test Series 2019: Computer Networks - Congestion Control
here TOTAL 2000 segments need to be sent, and after x RTT, it will send 2001 segments but for total we shall take count of addition of all the previous also na?
here TOTAL 2000 segments need to be sent, and after x RTT, it will send 2001 segments but for total we shall take count of addition of all the previous also na?
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2 votes
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104
MadeEasy Test Series 2019: Computer Networls - Congestion Control
Please help, I am getting total number of transmission to get BACK TO 38 as 14 and NOT 15. after 14th, it would have became 38, so no need to consider 15th segment right?
Please help, I am getting total number of transmission to get BACK TO 38 as 14 and NOT 15.after 14th, it would have became 38, so no need to consider 15th segment right?
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108
UPPCL AE 2018:5
Which one of the following fields is present in both $\text{TCP}$ header and $\text{UDP}$ header? Urgent pointer Checksum Sequence number Acknowledgement number
Which one of the following fields is present in both $\text{TCP}$ header and $\text{UDP}$ header?Urgent pointerChecksumSequence numberAcknowledgement number
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2 votes
2 answers
115
TCP Congestion window
Assume the scenario where size of the congestion window of a TCP connection be 40KB when timeout occurs. The MSS is 2KB. Propagation delay be 200msec. Time taken by TCP connection to get back to 40KB congestion window is …...
Assume the scenario where size of the congestion window of a TCP connection be 40KB when timeout occurs. The MSS is 2KB. Propagation delay be 200msec. Time taken by TCP c...
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116
Forouzan
what is the difference between tcp socket and udp socket ?
what is the difference between tcp socket and udp socket ?
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1 answer
120
Self doubt
What does this 2nd points means wrt TCP window. We need not send complete window everytime..but we send complete window data once at a time. Right? Is it something related to PUSH flag
What does this 2nd points means wrt TCP window.We need not send complete window everytime..but we send complete window data once at a time. Right?Is it something related...
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