1
GATE CSE 2015 Set 3
Numerical
+2
-0
In the network 200.20.11.144/27, the fourth octet (in decimal) of the last IP address of the network which can be assigned to a host is ________.
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2
GATE CSE 2014 Set 3
Numerical
+2
-0
Every host in an IPv4 network has a 1-second resolution real-time clock with battery backup. Each host needs to generate up to 1000 unique identifiers per second. Assume that each host has a globally unique IPv4 address. Design a 50-bit globally unique ID for this purpose. After what period (in seconds) will the identifiers generated by a host wrap around?
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3
GATE CSE 2014 Set 3
MCQ (Single Correct Answer)
+2
-0.6
An IP router with a Maximum Transmission Unit (MTU) of 1500 bytes has received an IP packet of size 4404 bytes with an IP header of length 20 bytes. The values of the relevant fields in the header of the third IP fragment generated by the router for this packet are
A
MF bit: 0, Datagram Length: 1444; Offset: 370
B
MF bit: 1, Datagram Length: 1424; Offset: 185
C
MF bit: 1, Datagram Length: 1500; Offset: 370
D
MF bit: 0, Datagram Length: 1424; Offset: 2960
4
GATE CSE 2014 Set 3
Numerical
+2
-0
An IP router implementing Classless Inter-domain Routing (CIDR) receives a packet with address 131.23.151.76. The router’s routing table has the following entries: GATE CSE 2014 Set 3 Computer Networks - Network Layer Question 10 English

The identifier of the output interface on which this packet will be forwarded is ______.

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