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Concept of layering.OSI and TCP/IP Protocol Stacks; Basics of packet, circuit and virtual circuit-switching; Data link layer: framing, error detection, Medium Access Control, Ethernet bridging; Routing protocols: shortest path, flooding, distance vector and link state routing; Fragmentation and IP addressing, IPv4, CIDR notation, Basics of IP support protocols (ARP, DHCP, ICMP), Network Address Translation (NAT); Transport layer: flow control and congestion control, UDP, TCP, sockets; Application layer protocols: DNS, SMTP, HTTP, FTP, Email.

.$$\scriptsize{\overset{{\large{\textbf{Mark Distribution in Previous GATE}}}}{\begin{array}{|c|c|c|c|c|c|c|c|}\hline
\textbf{Year}& \textbf{2022} & \textbf{2021-1}&\textbf{2021-2}&\textbf{2020}&\textbf{2019}&\textbf{2018}&\textbf{2017-1}&\textbf{2017-2}&\textbf{2016-1}&\textbf{2016-2}&\textbf{Minimum}&\textbf{Average}&\textbf{Maximum}
\\\hline\textbf{1 Mark Count} & 2 &1&1&2&1&3&2&3&2&3&1&2&3
\\\hline\textbf{2 Marks Count} & 4 &4&3&2&4&2&3&1&4&3&1&3&4
\\\hline\textbf{Total Marks} & 10 &9&7&6&9&7&8&5&10&9&\bf{5}&\bf{8}&\bf{10}\\\hline
\end{array}}}$$

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Recent questions in Computer Networks

2 votes
1 answer
2181
test series
how to solve this
how to solve this
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2 votes
0 answers
2182
Frame header length??
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3 votes
1 answer
2187
CSMA/CD
Two CSMA/CD stations are each trying to transmit long (multiframe) files. After each frame is sent, they contend for the channel, using the binary exponential backoff algorithm. What is the probability that the contention ends on round k? (A) ΣkPk (B) kPk (C) ΣPk (D) none
Two CSMA/CD stations are each trying to transmit long (multiframe) files. After each frame is sent, they contend for the channel, using the binary exponential backoff alg...
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2 votes
1 answer
2188
Computer Network
If VPN is using by a individual/company/bank then, Do ISP record every data like browsing history or any activity of them? If yes then why is it required? #question not related to text book, if answered then it is pretty much helpful... Thanks in advance.
If VPN is using by a individual/company/bank then, Do ISP record every data like browsing history or any activity of them? If yes then why is it required?#question not re...
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1 votes
1 answer
2189
manchester
For a fixed baud rate , manchester communication bits twice as fast as NRZ true or false with explanation please :)
For a fixed baud rate , manchester communication bits twice as fast as NRZtrue or falsewith explanation please :)
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0 votes
1 answer
2191
Hamming Method
Minimum Number of bits required to correct single bit error.
Minimum Number of bits required to correct single bit error.
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2 votes
1 answer
2192
computer network
Email usese tcp or datagram?? if datagram then how will reliability ensure?? if tcp used..then when connection established(generally for single packet we uses datagram protocol) .
Email usese tcp or datagram??if datagram then how will reliability ensure??if tcp used..then when connection established(generally for single packet we uses datagram pro...
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2 votes
1 answer
2193
computer network
switching is of 3 type 1:circuit switching 2:packet switching(a:datagram b:virtual circuit) 3:message switching i am confused now that why datagram works at network layer and circuit switching at physical layer??
switching is of 3 type1:circuit switching2:packet switching(a:datagram b:virtual circuit)3:message switchingi am confused now that why datagram works at network lay...
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2 votes
3 answers
2195
ALOHA
Is ALOHA a part of gate syllabus ?
Is ALOHA a part of gate syllabus ?
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