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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.
Question: (a) Show the main elements of the GSM system architecture and describe their functions. (b) Looking at the HLR/VLR database approach used in GSM-how does this arc
What is a File server? File servers are helpful for sharing files across a network. With a file server, the client passes requests for file records over system to file server.
Define the concept of Unicast IP address?
DNS spoofing This process is generally refers to the process of responding a DNS request that was supposed to implement for another server. This can be in the case where the s
Two broad classes of middleware are a) General middleware b) Service-specific middleware.
Describe packet filtering firewall?
Explain about the Intranet hardware and software Intranets not only provide a secure environment for companies but also provide an excellent working environment that is full of
1. Consider these two potential additions to the MIPS instruction set and explain how they would restrict pipelining. a) cp d1(r1), d2(r2) copy contents of word at address
Suppose a small company wants to develop a computer network of 18 computers in its main office. Due to limited resources the company wants a network architecture where a single com
compare routing algorithms with non adaptive algorithms
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