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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.
Determine the definition of HDLC HDLC has only one address field. In a LAN, any station may transmit to any other station. The receiving station needs to see its own address in
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Can you define the concept of Congestion
What is Microwave? Microwaves have been used in data communications. Microwave has a higher frequency than radio waves and thus can handle larger amounts of data.
What is logical link control? One of two sublayers of the data link layer of OSI reference model, as explained by the IEEE 802 standard. This sublayer is responsible for mainta
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