A logical map of the network shows the relationships between components and the flow of information through the network. A physical map of the network tries to approximate on paper a representation of how each component of the network is connected to the network. For example, a logical map for a Windows network might show [...]
One of the oldest abbreviations used on the Internet doesn’t have anything to do with a specific protocol or network service. It’s RTFM. If you ever get this in response to posting a question on a news- group, you can probably guess what the letters stand for. For those who don’t know, it’s something along [...]
A signal usually propagates down a wire at a constant speed, provided that the impedance of the cable is the same throughout its journey. When the signal runs into a fault in the wire (such as a kink or a splice) or reaches the end of the wire, part or all of the signal is [...]
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