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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.
Error Detection- Check Sum The Checksum generator are subdivides the data unit into equal segments of "n" bits (usually 16) These segments are added utilizing one's c
NICs Network interface cards, commonly referred to as NICs are used to connect a PC to a network. The NIC gives a physical connection among the networking medium and the comput
How could a VPN be used to facilitate secure remote administration of a server?
The major problems with multiple networks are as given: A computer attached to a given server can only interact with other computers attached to the similar network.
The Network layer is used to route physical data to the destination point, it decides the actual path from where data travels to destination point. The network layer supports both
What is Error Control ? Error control is both error detection and error correction. It allows the receiver to inform the sender of any frames lost or damaged in transmission an
State the example of intranet security Imagine a situation when a company develops a major new product secretly using its Intranet. Hackers break the security and take away all
State about the Bus Topology Comments 1 - Requires less cabling than a star network 2 - If there is a central cable problem entire netwo. rk goes down 3 - Less e
Prepare the Network Step 1: Cable a network that is similar to the one in the topology diagram. You can use any current switch in your lab as long as it has the needed inte
Can you describe PPP protocol?
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