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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.
Ping and Traceroute are used by ICMP for Testing. Destination Unreachable messages are obtained by a router when it does not have a route to the network.
State the Security concerns The history of security concerns is not new. They have been of great worry to man and for many centuries man has been endeavouring to devise new tec
TCP is connection-oriented. Connection-oriented is a kind of connection established between the source & destination machines before any data is sent that means a connection is est
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
discuss communication isolation and privatization in network topologies
different components of computer network security
Question: a) Consider the following MIP scenario. Quite a few enterprise networks use private addresses and NAPT for the communication to the Internet. i. Discu
HEADERS AND FRAME FORMAT: LAN technology standards describe frame format for every technology. All contemporary standards use the following basic format. a) Frame header b
What are major types of networks and explain? Server-based network: Give centralized control of network resources and depend on server computers to give security and network
TCP Connections TCP is an end to end point to point transport used in internet. being a point to point protocols means that there is always s single sender a single
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