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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.
What is a DNS resource record? A resource record is an entry in a name server's database. There are various types of resource records used, containing name-to-address resolutio
Network Devices a.Hub b.Repeater c.Bridge d.Gateway e.Switch f.Router Connecting devices can classified into networking and internetworking devices when
data network design with live examples
IGRP uses flash updates, poison reverse updates, hold down times, and divide horizon. How often does it broadcast its routing table updates? Ans) 90 seconds
Message passing is probably the most extensively used parallel programming paradigm today. It is the mainly natural, portable and efficient approach for distributed memory systems.
To model a WAN, we need a graph in which the nodes model switches and the edges model direct join between switches. The modeling saves essence of network, and it ignores attached d
What is WAN? A wide area network is defines a LAN of LANs. WANs connect LANs that might be on opposite sides of a building, across the country or around the world. WANS
Q. Define Guided Media? - Offers a conduit from one device to another - Signal is directed as well as contained by physical limits of medium - Twisted-pair and coaxial ut
Write the definition of SAN A SAN is a separate network to handle storage requirements. The SAN detaches storage tasks from specific servers and makes a shared storage facility
What is OLTP? In the transaction server, the client component usually contains GUI and the server components usually having of SQL transactions against a database. These applic
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