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Explain the importance of authentication.
Authentication is the method of verifying a user's credentials before he can log into the network. It is normally performed using a username and password. This gives a secure means of limiting the access from unwanted intruders on the network.
There are two types of ends in WAN (1)DTE (DATA TERMINAL EQUIPMENT) (2)DCE(DATA COMMUNICATION EQUIPMENT)
What is virtual channel? Virtual channel is normally a connection from one source to one destination, although multicast connections are also allowed. The other name for virtua
State the Software requirement for an intranet To develop an Intranet the first we should design a Client /Server model for our network. As you know clients are the computers
Extranet and Intranet An Extranet is a type of Intranet (Internal TCP/IP Network) that has been selectively opened to a firm's suppliers, customers. Intranet An intrane
Can you describe encapsulating, carrier and passenger protocol?
Which form of PPP error detection on Cisco routers monitors data dropped on a link? Ans) The Quality protocol monitors data dropped on a link. Magic Number avoids frame looping
Disadvantage of VPNs The disadvantages of VPN are related to implementation troubleshooting trust and internet availability. a.Implementation can be time consuming: Im
What is the default CDP broadcast update rate for Cisco routers? Ans) Cisco Discovery Protocol is a proprietary protocol to permit you to access configuration information on oth
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
Difference between Unicast and Anycast Unicast: An identifier for a single interface. A packet sent to a unicast address is delivered to the interface identified by that addres
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