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Re: T568A or T568B?



On Saturday, October 31, 1998 at 1:00:00 AM UTC-7, Mike Daniel wrote:
> In article <363BC75E.DB8DA8D6@xxxxxxx>, srp@xxxxxxx says...
> > Hi Folks,
> > 	I'm making some progress in setting up a home ethernet via UTP lines.
> > I've come to realize that there are two wiring specifications 568A and 568B
> > that I could use in choosing hardware, wiring jacks, etc.
> >
> > My understanding is that 568B (AT&T) is the original specification but
> > "it is recommended" that new installations use 568A.
> >
> > I'm leaning towards 568B just because it's been around longer and seems
> > to be in common use.
> >
> > Can anyone provide me with a solid reason for which specification I should
> > choose in setting up my home/office ethernetwork?
> >
> > (If this is an FAQ somewhere, please point me in the appropriate direction).
> >
> > 	Thanks for your time.
> >
> > 	- Scott Presnell (srp@xxxxxxx)
> >
>
> As long as you use the same scheme at both end of a wire, it doesn't
> matter which scheme you use. As I've read many time, the electrons don't
> know the color of the insulation.
>
> 568B is more common in older installations in the USA. 568A is more
> common in Europe and is preferred by the official EIA/TIA 568-A wiring
> spec.
>
> I'd go with 568A because the spec recommends it. It will probably come to
> dominate and they may one day REQUIRE 568A. Then you're ahead of the
> game.
>
> Mike
>
> --
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Thank you for this!  Until I read your reply - the issue didn't come to mind - that the other end must be the same - you can't have B on one end and A on the other.  Thank you!


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