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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.
Q. Explain File Transfer Protocol? - File Transfer Protocol (FTP) is a TCP/IP client-server application for copying files from one host to another -- Establishes two connect
Q. Explain about Mesh Topology? - Dedicated point-to-point links to each other device - n (n-1)/2 links an every device will have n-1 I/O ports - Advantages - Dedic
In IPSec what is SAD, SPD and SA's?
In collective message passing, all the processes of a set participate in communication. MPI gives a number of functions to execute the collective message passing. Some of them are
What is a pointer and does Java support pointers? Pointer is a reference handle to a memory location. Improper handling of pointers leads to memory leaks and reliability issues
Half duplex is analogous to a one a lane bridge, it can handle traffic in both directions but no at the similar time.
MPI contains hundreds of functions, a small subset of which is enough for most practical purposes. We shall talk about some of them in this unit. Functions for MPI Environment:
Hosts are generally, individual machines at a specific location. Normally Resources of host machine are shared and can be used by any user on Internet. Hosts & local networks are g
Q. Show Infrared Applications? - Wide bandwidth accessible for data transmission - Communication between mice, PCs, keyboards, and printers Media selection - Every
Has a central core conductor covered in an insulating sheath encased in an outer conductor of metal foil RG numbers indicate physical specs such as thickness and type of insula
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