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35 votes
7 answers
4
GATE CSE 2015 Set 1 | Question: 22
Which of the following fields of an IP header is NOT modified by a typical IP router? Check sum Source address Time to Live (TTL) Length
Which of the following fields of an IP header is NOT modified by a typical IP router?Check sumSource addressTime to Live (TTL)Length
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0 votes
1 answer
6
self doubt
In fragmentation, if any fragment gets lost then in which case whole packet will be sent again? and in which case only that fragment will be sent again?
In fragmentation, if any fragment gets lostthen in which case whole packet will be sent again?and in which case only that fragment will be sent again?
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24 votes
6 answers
8
GATE IT 2004 | Question: 86
In the TCP/IP protocol suite, which one of the following is NOT part of the IP header? Fragment Offset Source IP address Destination IP address Destination port number
In the TCP/IP protocol suite, which one of the following is NOT part of the IP header?Fragment OffsetSource IP addressDestination IP addressDestination port number
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0 votes
2 answers
16
Self doubt CN
Can the header length of IPV4 change at the router? If yes, then why?
Can the header length of IPV4 change at the router? If yes, then why?
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7 votes
4 answers
17
ISRO2014-31
A IP packet has arrived in which the fragmentation offset value is $100,$ the value of $\textsf{HLEN}$ is $5$ and the value of total length field is $200.$ What is the number of the last byte? $194$ $394$ $979$ $1179$
A IP packet has arrived in which the fragmentation offset value is $100,$ the value of $\textsf{HLEN}$ is $5$ and the value of total length field is $200.$ What is the nu...
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0 votes
1 answer
19
UPPCL AE 2018:29
Which of the following best describes the usage of the $\text{TTL}$ (Time to Live) field of an $\text{IP}$ packet? Improve throughput Prevent packet from wandering around forever Reduce packet transmission delay Detect whether any error has been introduced in the packet
Which of the following best describes the usage of the $\text{TTL}$ (Time to Live) field of an $\text{IP}$ packet?Improve throughputPrevent packet from wandering around f...
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