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Q. Define Metropolitan Area Network?
Metropolitan Area Network (MAN)
Cable Network Architecture: Overview
Protocols and Standards
- Set of regulations that governs data communications
- Defines how it is communicated, what is communicated and when it is communicated
- Key elements
Syntax: Structure/ format of data -sequence in which it is presented
Semantics: meaning of every section of bits- What action to be taken and how pattern to be interpreted
Timing: When data to be sent as well as how fast they can be sent
Alice sends a message to Bob, encrypted with a symmetric key. Bob decrypts the message and finds it is a purchase order for an expensive workstation. When the time comes to deliver
how to connect two pc in lan?
MAC address called Physical address Because it's not changeable
Determine the rate of communication line The dog could carry 21 gigabytes or 168 gigabits. A speed of 18 km/hour that is equal to 0.005 km/sec. The time to travel the distance
The term signaling is used to define communication about the network, as opposed to interaction that just uses the network. A computer uses signaling with reserved VCI/VPI numbe
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 us
CONNECTION MULTIPLEXING: In various circumstances transceiver can be in convenient e.g. workstations in a LAN. Connection multiplexer acts multiple computers to a single tran
Design the user interface for mode switching and data entry any way that you like. For example, to switch an application from transmit mode to receive mode, you can give it special
Butterfly permutation This permutation is getting by interchanging the important significant bit in address with smallest significant bit.
Q. What is Bus Topology? Multipoint configuration One cable acts like a backbone to link all devices Advantages: Effortlessness of installation and less cabling
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