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IS370 Data Communications and Computer Networks Chapter 2 : Physical Layer and Media Instructor : Mr Mourad Bench

2. Introduction. This layer is involved in physically carrying information from one node in the network to the next.One major task: provides services to the data link layerOne of these services is to convert the data link layer stream of bits into a signal.Take care of the transmission mediumCon

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IS370 Data Communications and Computer Networks Chapter 2 : Physical Layer and Media Instructor : Mr Mourad Bench

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