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Firewalls
Firewalls emerged as a new technology in 1990s but its idea was present near two decades back. Historical context of "Firewall" is quite literal. It was in use to describe a barrier that separates a portion of a building dealing with fire, like a stove or a kitchen, from the rest of the structure. Later firewall found its use in connection with steam engines. It was described as a wall which separates an engine fire from passenger cars. Firewall ideas were greatly matured when Jeff Mogul from Digital Equipment Corporation published his papers in 1988 . His work described various processes that could be used to make networks secure. It was Marcus Ranum of AT&T Bell Laboratories who proposed the design of firewall and its components. He also coined the term "Firewall" for this quickly maturing technology. His work got much attention in 1990 and firewalls gained commercial popularity
Router Routing achieved commercially popularity in the mid - 1980s - at a time when large-scale Internetworking began to change the fairly simple, homogeneous environments. Rou
Hybrid Networks Allows an organization to have its own private networks and at the same time access to the global internet. the organization may share its information w
The disadvantages and advantages of Private and Public networks are shown in the table below:
what are the applications of different encoding schemes
Q. Working of TCP - buffers? TCP - buffers Sending & receiving buffers - Processes don't consume data at the same speed Sending site: - White section: unfilled
Question: Wireless Access points have been known to have various security vulnerabilities that can lead to breach of Secured wired networks. IEEE 802.11 standards have identifi
What are different kinds of packets in EIGRP?
What are routers? Routers work to connect two or more network segments. These are the most intelligent network devices that store information in its routing table like paths, h
What is a dedicated server? A network server designated to provide one particular service is known as dedicated server. For example if a computer is assigned for database servi
What is Unacknowledged connectionless service This service is a datagram-style service. It is a very simple service that does not involve any of the flow- and error-control mec
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