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Recent questions tagged sequencenumber
2
votes
1
answer
1
Sequence number In SWP
junaid ahmad
asked
in
Computer Networks
Dec 8, 2018
by
junaid ahmad
644
views
computer-networks
sliding-window
sequencenumber
0
votes
0
answers
2
Sequence number
Two hosts A and B are communicating with each other using TCP. Assume the sequence number field starts at 0 and the receiver employs cumulative ack. A has successfully sent 465 bytes of data which were also acked by B. Suppose A were now to send 3 ... the first and third segment, what will the ack value be in the ack generated as a consequence of receiving this second segment?
John Doe
asked
in
Computer Networks
Nov 24, 2018
by
John Doe
1.7k
views
computer-networks
sequencenumber
3
votes
3
answers
3
Transport layer
For a network which has maximum packet size is 256 bytes . lifetime of a packet is 20 sec and 8 bit sequence number . Find maximum data rate per connection
Jaggi
asked
in
Computer Networks
Oct 11, 2018
by
Jaggi
2.6k
views
transport-layer
computer-networks
tcp
sequencenumber
3
votes
2
answers
4
TCP acknowledgement number
An ACK number of $1000$ in TCP always means that $999$ bytes have been successfully received $1000$ bytes have been successfully received $1001$ bytes have been successfully received None of the above
bts
asked
in
Computer Networks
Jun 18, 2018
by
bts
776
views
computer-networks
tcp
sequencenumber
0
votes
1
answer
5
Sequence Number and TCP Flag
Which of the flags don't consume any sequence number? FIN PSH ACK RST
slowpoke
asked
in
Computer Networks
May 17, 2018
by
slowpoke
391
views
computer-networks
sequencenumber
2
votes
1
answer
6
TCP SEQUENCE NUMBER DOUBT
I have doubt 1: Segment sequence number is equal to the first sequence number of byte in TCP . Is it right ?
hem chandra joshi
asked
in
Computer Networks
Dec 14, 2017
by
hem chandra joshi
1.8k
views
sequencenumber
tcp
computer-networks
0
votes
1
answer
7
Sequence Number
State True or False, Give Reason I) If the sequence number of a transport layer segment is m, then application layer it's sequence number could also be m II) If the sequence number of a transport layer segment is m, then the sequence number of the subsequent segment is always m+1.
srestha
asked
in
Computer Networks
Dec 12, 2017
by
srestha
889
views
computer-networks
sequencenumber
0
votes
0
answers
8
TCP sequence number in case of Dummy packet
Hi Guys, I know 1 new sequence number is consumed consumed for SYN, FIN or 1 byte of Data (means for 100 Byte 100 sequence number will be used). But sometimes TCP sends Dummy packet for example when receivers window size is zero ... as Silly window Syndrome problem). So in such kind of cases does new sequence number is used for every dummy packet ?
Chhotu
asked
in
Computer Networks
Dec 11, 2017
by
Chhotu
399
views
computer-networks
tcp
sequencenumber
3
votes
1
answer
9
Data rate per connection in transport Layer
In a network that has a maximum TPDU size of $128$ bytes, a maximum TPDU lifetime of $30$ sec, and an $8- bit$ sequence number, what is the maximum data rate per connection? My attempt: in $30 sec$ we can identify $256 bytes$ because ... giving sequence number to each segment and thus calculating the data rate as $256*128*8$ bits in $30 sec$ or $8.7Kbps$.
reena_kandari
asked
in
Computer Networks
Nov 26, 2017
by
reena_kandari
2.4k
views
transport-layer
sequencenumber
3
votes
4
answers
10
Virtual Gate Test Series: Computer Networks - Transmission Control Protocol
On TCP connection, consider FIN, SYN packets will take $1$ byte and ACK packets will take $0$ bytes. Assume client and server are working on this connection. Client and server selected random numbers for sequence numbers $100$ and $500$ ... $(D)$ SEQ NUM = 501 and ACK NUM = 301
Na462
asked
in
Computer Networks
Nov 12, 2017
by
Na462
1.7k
views
computer-networks
tcp
sequencenumber
virtual-gate-test-series
3
votes
3
answers
11
Virtual Gate Test Series: Computer Networks - Sequence Number
Consider bandwidth of line is $100$ Mbps and the sequence number of the field consists $32$ bits on a TCP machine. How much time it will take to cover all possible sequence numbers? ________________ sec (integer value only). Mine was $ 343.59$, so $344$ but my answer is wrong.
Na462
asked
in
Computer Networks
Nov 11, 2017
by
Na462
596
views
computer-networks
sequencenumber
virtual-gate-test-series
2
votes
1
answer
12
Sequence number
When we talk of flow control we provide sequence number to our frames so that duplicate is avoided. But in IEEE 802.3 frame consist of PREAMBLE DEST.MAC SOURCE.MAC TYPE/H.LENGHT DATA PAD CRC which field does hold the sequence number ? or its a wrong question? plz tell me what i am missing in here?
Na462
asked
in
Computer Networks
Nov 5, 2017
by
Na462
1.6k
views
computer-networks
sliding-window
sequencenumber
5
votes
2
answers
13
Virtual Gate Test Series: Computer Networks - Sequence Number Field
shraddha priya
asked
in
Computer Networks
Oct 20, 2017
by
shraddha priya
689
views
computer-networks
sequencenumber
virtual-gate-test-series
3
votes
1
answer
14
Computer Networks - Transport Layer - Sequence number wrap around
TCP operates over a 40 Gbps link. If TCP uses the full bandwidth continuously, how long (in msec) would it take the sequence number to wrap around completely?
shane.126
asked
in
Computer Networks
Oct 13, 2017
by
shane.126
5.2k
views
computer-networks
tcp
sequencenumber
transport-layer
wrap-around-time
0
votes
0
answers
15
Safe Sequence
I am getting 14 , what you think? intial choice can be A or C , and then we have 3! choice for both the branches.
vishwa ratna
asked
in
Operating System
Feb 9, 2017
by
vishwa ratna
278
views
operating-system
sequencenumber
2
votes
1
answer
16
TCP Sequence Number [GateBook]
biranchi
asked
in
Computer Networks
Jan 24, 2017
by
biranchi
690
views
computer-networks
sequencenumber
tcp
1
vote
1
answer
17
Sequence number
If the initial sequence number is 1 and it is incremented by 256000 every 2 sec, how long does it take for counter to wrap around? (A) 33,554 seconds (B) 44,554 seconds (C) 33,555 seconds (D) 44,555 seconds
Rakesh K
asked
in
Computer Networks
Nov 4, 2016
by
Rakesh K
3.3k
views
computer-networks
sequencenumber
1
vote
1
answer
18
computer networks - sequence number
Suppose a TCP connection uses a fifteen bit clock to generate starting sequence numbers. The clock ticks for each 0.1 sec and each tick generate a sequence number. The lifetime of a packet 60 sec. If 300 sequence numbers are used by packets for each minute, what is the time for resynchronization of clock? 3261.6 sec 4261.6 sec 5361.6 sec 6433.6 sec
Akriti sood
asked
in
Computer Networks
Oct 23, 2016
by
Akriti sood
1.2k
views
computer-networks
sequencenumber
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