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Q. How two adjacent layers communicate in a layered network or what do you understand by Service Access Point?
Ans: In layered network, each layer has several entities and entities of layer i give service to the entities of layer i+1. The services will be accessed through service access point (SAP), which has some address through which the layer i+1 will access the services provided by layer.
By entering a 16 as the hop count, the other routers recognize that the destination is unreachable.
Question 1: a) Give three examples of Shells in Linux. b) Differentiate between the Join command and the Paste command in Linux, use an example to support your answer.
Q. Why it is essential to have layering in a network? Ans: A computer network is a very complicated system. It becomes very hard to implement as a single entity. The layered ap
There are two types of ends in WAN (1)DTE (DATA TERMINAL EQUIPMENT) (2)DCE(DATA COMMUNICATION EQUIPMENT)
What is OSPF? It is an Internet routing protocol that scales well, can route traffic with multiple paths, and uses knowledge of an Internet's topology to make precise routing de
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
working of belmen ford algorithm
Consider a simple wireless data link using channel bandwidth of 40 kHz. The transmit power level is 20 dBm, the link attenuation is 40 dB and the SNRdB at the receiver is 20 dB.
what is a WAN
Q. Explain about Virtual Circuit Switching? Virtual Circuit Switching - All packets belong to a message (or) session is preserved. - Single route is selected between s
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