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The Network layer is used to route physical data to the destination point, it decides the actual path from where data travels to destination point. The network layer supports both Connection oriented and connectionless services.
Today, the modern computers are multitasking and at a time different applications try to send and receive data so the Transport layer is given the charge to convert all the data that is received from the application into packets and these packets have headers which contains the information such as where to send the data etc. But Transport layer provides the physical path of sending data so; it is difficult to combine these two layers into one.
Explain the different symmetric algorithms?
Q. Show the Masking process? Masking Take out the address of the physical network from an IP address Used by routers inside the organization
Fast Ethernet Operates at 100 Mbps faster speeds required for image processing, CAD, real-time audio and video No change in frame addressing, format or access method
100Base-TX Uses two category 5 UTP cable pairs or else two STP cable pairs to connect stations to a hub (star) One pair holds frames from station to hub one pair from
The IP class procedure does not split the 32-bit address space into same size class and the classes do not have the same value of networks. A prefix of n bits gives 2n unique ne
Asynchronous or Statistical Time Division Multiplexing As we have seen synchronous TDM does not guarantee that the full capacity of a link in sued. In fact it is more like
NICs AND NETWORK HARDWARE: NIC is create for one kind of physical network. For example Ethernet interface may not be needed with token ring and similar ATM interface cannot b
What is Ring topology The network consists of a set of repeaters joined by point-to-point links in a closed loop. Each station attaches to the network at a repeater and can tra
What are the Disadvantages of Microwaves? a. Attenuation by solid objects: birds, snow, rain, and fog. b. Reflected from flat surfaces such as water and metal. c. Diffra
- The ISO (International Organisation for Standardisation) is an International standards organisation responsible for a wide range of standards including many that are relevant to
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