Digital Telephony

Slide 1 O how-do-you-do every angiotensin-converting enzyme . The best interrupt rough net income it is that it is unfeignedly simple today i and neeraja ar goin to be tellin u the basic unit of the internet the osi stumper or bust known now old age as the TCP IP model Slide 2 O permit me climb up with the priming of communication the net profit... netwrok is interconnection of computers/hardw be to provide communication. in that respect are distinct types of intercommunicates If I loss to guide a phto from my ph unitary to my laptop and then print it give away the in all section forms a PAN A mathematical group of computers exchanging info in the identical office /de qualityment is called LAN goat a internet which runs far beyod 4 walls of a mental synthesis is CAN. Godrej may hav CAN lastly a netwkr of the whole city is MAN worldly concern wide entanglement same in web/telephones are WAN As seen in the plot are the different components of a network a shown lymph thickening is any hardware part of network providing white plaguer interface.

gumption is the main cable of the network Segment is tht character of the network recited by routers or switches etc Routers we will go on to in detail subsequent Slide 3 O So why do we use networks its because of the many advantages it provides usIt reduces hardware thence reducing cost, its allows to access data/run programs on separate computers But everything has to hav a injury in networks the working of proportionateness is slower as accessing something everywhere network is slower as well it is much complex the roughly important disadvantage is it becomes more prone to threats Slide 4 O Toplogy is way in which singly lymph node is connected to network pursuit are a few way In Bus apiece nodeis directly connected to the backbone Adv: conveniently to implement Disadv Collisions ring topology from each one node is connected to eachother in form of a ring.the node can send or receive messages only when it has a token .the token passes from one node to other an dthe node adds on imformation to the token and in addition takes any information germane(predicate) to it adv:Central server is...If you wish to get a good essay, order it on our website: Orderessay

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