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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 - 1 Define MIS and its objectives. What are the characteristics of MIS? Question - 2 Explain data processing Question - 3 What are the recent developments in database
Some multiple WAN methods are defined below: ARPANET: It start in 1960's. It was operated by Advanced Research Project Agency, which is a company of US defense department.
Internet Protocols Control Protocols ( IPCP) The internet protocols control protocols establishes configures and terminates the TCP/ IP network protocols layer in a PPP
Q. What are the benefits of layered network? Ans: Basic benefits of layered network are given below: - Complex systems will be broken down into understandable subsystems.
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Flash It is also permanent storage device. It stores the compressed form of Cisco IOS software image and the NVRAM data. Device structure One flash socket Support 80
Full-Duplex Ethernet 10Base5 as well as 10Base2 are half-duplex Full-duplex raises capacity of each domain No require for CSMA/CD
Recognize the command that shows traffic statistics on serial0/1? Ans) show interface serial 0/1
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Company seldom uses a single router to connect its entire network for two purpose. Because the router must transmit every packet, the processor in a provided router is insuff
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