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Re: 10/100/1000 "4578" power

 Hi Larry

Please clarify the statement below.

>I hope that it was shown that sending power over the signal pairs raises
>the technical difficulty bar by the amount of isolation between pairs. (15
>dB at least)

are you saying that because power is on the used signal pairs, I get
possibly up to 15db of noise injected on there, what about the supply
filter that insures DC- Pure DC on the wire, I am not clear on this?