[Shop-talk] running ethernet wires
David Scheidt
dmscheidt at gmail.com
Tue Apr 7 13:03:24 MDT 2009
On Tue, Apr 7, 2009 at 2:17 PM, Randall <tr3driver at ca.rr.com> wrote:
>> Right - this is the nice thing about A, you can plug an RJ11 into
>> the RJ45 and it will just work.
>
> I'm pretty sure the same thing holds for B. B Phones don't care about
pairing
> nearly as much as Ethernet does; and the pairing is the only difference
> between 568A and 568B.
>
Sort of. POTS single-line phones will work fine on T568B. Two line
phones may, or may not. It depends on how the cross connect stuff is
done.
If you're doing a new installation, go with T568A. There's very
little reason not to; it's the preferred solution, and I expect T568B
will eventually die.
--
David Scheidt
dmscheidt at gmail.com
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