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What is an Ethernet?
The Ethernet topology was developed at the University of Hawaii to connect computers on the many Islands. It was radio based design. Later, Robert Metacalfe went to Xeros's Palo Alto Research Center (PARC) laboratories and eliminated the radio portion and altered to co-axial cabling. Ethernet is one of the most popular LAN technologies in use today covering more than 85% of the networks. Ethernet system having of three basic elements:
4. The physical medium use to carry Ethernet signals among computers on the network
5. A set of rules (protocols) embedded in every Ethernet interface that will decide how multiple computers on the network will have access to the data on the medium.
6. An Ethernet frame that having of a standardized set of bits used to carry data over the system.
Q. Show the Traffic profiles? Constant-bit-rate traffic - ADR=PDR No MBS Variable-bit-rate traffic ADR != PDR Small MBS Bursty traffic
What are the drawbacks of wireless devices One drawback is security. Every random delivery man who happens to be in building can listen on network. Another weakness is reliabil
Q. Error Detection-General? Sender transmits every data unit twice Receiver performs bit-by-bit comparison between those two versions of data. Any mismatch would
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Q. How can data to be exchanged between Networks? Internetwork Links in an internetwork
SSK Software Corporation has opened an office in Toledo, Ohio. The office will have a wireless Wi-Fi (WLAN), and a Corporate wired Ethernet LAN. Workstation requirements are as
Determine the rate of communication line The dog could carry 21 gigabytes or 168 gigabits. A speed of 18 km/hour that is equal to 0.005 km/sec. The time to travel the distance
Diiferentiate between HTML and HTTP Hypertext Markup Language (HTML) The language used in writing pages for the World Wide Web. Knowledge of not HTML is not necessary f
What is the method of redistribution?
Internet Mail Access Protocol Another mail access protocols is internet mail access protocols version 4 ( IMAP4). IMAP4 is similar to POP3 but it has more feature
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