December 2001
Intermediate to advanced
656 pages
27h 19m
English
Content preview from Networking Explained, 2nd Edition
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Chapter 4: Physical Layer Concepts 155
44. How different is multiplexing from switching, which you discussed in Chapter 2?
As we indicated earlier, multiplexing is a technique used to place multiple signals on a
single communications channel and is performed by a device called a multiplexer or mux
for short. Switching, on the other hand, is a process that involves establishing an appropri-
ate path, which a data message will follow as it travels throughout a network en route
between a sending source and a destination node. Switching is performed by switches,
which use specific predetermined criteria as the basis of path determination. Multiplexing ...
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