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Virtual Private Network (VPN) adds the features of both public and private networks. It is fixed to single organization and needs public network for connectivity.
These connections are sometimes known tunnels and connect sites. Every site sees tunnel as point-to-point link. There is no access for other clients of public networks.
GUARANTEEING ABSOLUTE PRIVACY:
In addition to restricting data packets, VPN machines use encryption to sure absolute privacy. Even if an outside does manage to retain a copy of the data packet the outside will be unable to interpret the message.
Ethernet Addressing Every station on the network must have a unique physical address Offered by a six-byte physical address encoded on the network interface card (NIC)
Name the protocol which is networking middleware SOCKS is a networking middleware: a circuit-level gateway, acting as a proxy and is placed at the session layer to mediate clie
Explain about the Integrating Intranet These Intranets are designed to replace the complexity of in-house communications and processing systems that large organisations ofte
Unguided Media: Wireless - A Wireless communication transporting electromagnetic waves without a physical conductor Wireless Propagation Methods - Ground - radio
Notice repetition of information in routing table for node 1 as given above in the figure. We can see that switch has only outgoing connection, all traffic must goes that connec
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
Define Encoder? A device or program that uses predefined algorithms to encode, or compress audio or video data for storage or transmission use. A circuit that is used to change
Topologies in computer network ?
Overhead SONET overhead is not added as headers or trailers as we have seen in other protocols. Instead SONET insert overhead at a variety of location in middle of the f
Explain how the lan model be developed The LAN model can be developed incrementally. If LAN is just a long cable. it cannot be brought down by single failure (if servers are re
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