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ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
Question: Consider that you have to configure a small WLAN of 8 computers using Wired Equivalent Privacy (WEP) and that you have to best make use of its available security f
Q. Explain about Error Detection? Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power
What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.
What are NETBIOS and NETBEUI? NETBIOS is a programming interface that permits I/O requests to be sent to and received from a remote computer and it hides the networking hardwar
Explain the Acknowledged connectionless service This is a cross between the previous two services. It provides that datagrams are to be acknowledged, but no prior logical conne
Token Bus Frame Format No length field Data is able to be much larger (timers prevent hogs) Frame control Ack required? Data vs Control frame and how is
differntiate between error control and flow control in data link layer
A logic gate drives a load, which has a resistance of 1 kÙ and a capacitance of 20 pF. The printed circuit track connecting the gate to its load has an 40 pF capacitance to ground.
Q. Error Correction in Burst Error Correction? Error Correction-Burst Error Correction In its place of sending all the bits in a data unit together we can organize "N
Source to Destination Data Transfer - Datagram approach - Each packet is treated independently. - Every pkt will take its own path to reach the destination. - There i
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