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The purpose of internetworking is universal service across heterogeneous networks. To give this service all computers, and routers have to agree to forward information from a source on one network to a specified receiver. The task is complicated as frame formats and addressing procedures may differ. The key of achieving universal service is universal protocol software (TCP/IP).
A virtual network is given in the figure that TCP/IP software gives to users and applications.
ATM can give customers with virtual circuits that seem traditional leased digital circuits. Such permanent virtual circuits (PVC) fixed as the customer pay the periodic fee for its
What is mesh topology Mesh topology is a setup wherein every device is linked directly to each other device on the network. Consequently, it needs that each device has at least
Q. Show the Security Policy as well Integrated Security ? Security policy is on paper statement describing what assets are to be protected and why who is responsible and which
Q. What is Shielded Twisted Pair? - A metal foil or braided-mesh covering encases every pair of insulated conductors to prevent electromagnetic noise called crosstalk - Cros
Q. Explain about Twisted-Pair Cable? - Two conductors surrounded by insulating material - One wire utilize to carry signals and other used as a ground reference - Twistin
Q. Describe about Packet Switching? Packet Switching - Data are transmitted in separate units - Called Packet - Packets are variable length blocks - The max leng
Q. Calculate Utilization percentage of the link? - System: Stop and wait ARQ - Bandwidth: 1Mbps - Round trip for one bit: 20ms - Frame length: 1000 bits Utilizatio
What are the five major network services? Major Network Services are: a. File Services b. Message Services c. Print Services d. Application Services e. Datab
Question 1 Brief the Fourth generation network. List its advantages and disadvantages Question 2 Explain the steps involved in component identification and call establishm
Electronic Cheques Another mechanism for Internet payment is electronic cheques. With electronic cheques, the payer (either an individual consumer or a business) instructs his
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