Robert Redelmeier wrote:
> In comp.dcom.cabling windsurferLA <ps144nyc@yahoo.com> wrote in part:
>> When you asked about T-568A or T-568B, it triggered a memory.
>
> That's the idea.
>
>> Now doubting my wiring skills, I got out my jeweler's eye
>> loop to very carefully look at both ends to make sure one had
>> not be wired "A" and the other "B." The result was not what
>> I expected. A careful examination of the newer end appears to
>> reveal that the blue-white (#5) and the green white (#3) were
>> inadvertently interchanged at that end and only that end.
>
> This is the most common newbie wiring mistake. Swapping
> the whites turns the layout into side-by-side and splits
> the green and blue pairs.

Which is why I like the Leviton Quick port for the part time do it yourself crowd. You can buy the jacks at Home Depot on Saturday afternoon and they have the wire colors on the sides of the jacks.

David