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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.
Tools for Digital Sound Sound is the oscillation of pressure that propagates in the form of a wave. Sound waves are transmitted through some medium (solid, liquid, or gas); th
There are three building blocks of client/server a) The client b) The server and c) Middleware.
Virtual Private Network ( VPNs) When we use the internet or the risks to the security of our data arise. The solve the security problem a virtual private network used for
Disadvantages of OSPF protocol i) Single Area ii) High Hardware Requirements iii) Troubleshooting
A logical circuit that is created by Virtual channel links. It carries data among two endpoints in a network. The one more name for Virtual Channel is Virtual Circuit.
Definition of CSMA/CD CSMA/CD (Carrier Sense Multiple Access with Collision Detection) is used to minimize collisions, coordinate traffic and maximize number of frames deliver
Explain Persistence timer? To deal with the zero-size windows What if a receiver advertises that the window size is 0 (by sending ACK) and this ACK is lost? - A
Describe how Link-State routing protocols work
Process to send data is called as encapsulation and process to receive data is called De-encapsulation.
Determine the concept of placing antenna on hieght First, starting deployment simply placed cells in regions where there was high density of vehicle or human population. Once t
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