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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.
Can you define PPTP (Point-to-Point Tunneling Protocol)?
Types of Redundancy Checks Parity Check Simple Parity Check Two Dimensional Parity Check / Longitudinal Redundancy Check (LRC) CRC (Cyclic Redundancy Check)
Determine the command mode necessary to enter the extended ping command Ans) Router#
What is redirector? Redirector is software that intercepts file or prints I/O requests and changes them into network requests. This comes under presentation layer.
FILTERING INCOMING FRAMES: An analyzer may be configured to process and filter frames. It may count frames of a specific size or type. It may also shows only frames from or to
Factor Causing Parallel Overheads Figure clearly explains that the performance metrics are not able to achieve a linear curve in comparison to the enhance in number of process
Urgent Pointer This 16 bite which is valid only f the urgent flag is set is used when the segment contains urgent data. If defines the number that must be added t
Categories of address forms: STATIC: In this type the hardware manufacturer gives permanent physical address to every network manufacturer and interface must ensure th
Data Alignment Arrays are aligned to templates by the ALIGN directive. The ALIGN directive is used to align elements of different arrays with each other, indicating that they s
Question 1 Who initiates the ‘Trap' message? When is this message generated? Question 2 Discuss the features of a typical Network Management System.List (Fault Management,
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