> On Wed, 11 Feb 1998, Mia's Virtual Post Office wrote:
>
> > So whats the deal? Am I not getting something? Why does the RJ45 Ether
> > cable that ships with the PM3 have only 4 wires instead of 8? Is this
> > all it needs?
>
> Because those are not ethernet cables, they are for the T1's
Ethernet actually uses only 4 wires too...it's just a different pinout.
"proper" cable, if you want to make wire that "goes both ways" will have
pairs run as 1+2, 3+6, 4+5, 7+8. This way, you have twisted pairs in both
the ethernet and T1 pinouts.
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