12.3. Inside Telephone Wire-Based Home Networks
Several methods use existing inside telephone wiring as the physical medium for home networking. The most popular method was developed by the HomePNA, and is discussed in the next paragraph. Alternatively, some or all of the telephone wall jacks in a home may be replaced by new wall jacks containing active data repeaters connecting to the existing inside wiring. With this method, each active wall jack supports one point-to-point physical-layer connection to the wiring hub (in a star-wired topology) or two point-to-point physical-layer connections to each neighboring wall jacks (in a chain-wired topology). The active-jack method can attain high-data performance, but the installation of new wall jacks ...
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