AS/400 9404 and TWINAX questions...

From: Pete Turnbull <pete_at_dunnington.u-net.com>
Date: Wed Sep 29 12:08:22 2004

On Sep 29 2004, 0:10, Vintage Computer Festival wrote:
> On Wed, 29 Sep 2004, Pete Turnbull wrote:
>
> > [1] They're not paired as 1+2, 3+4, etc either. The first pair is
the
> > centre pins, the second pair is the two pins either side of centre,
and
> > so on, working outwards.
>
> The third and fourth pairs would not be "so on". They'd be the pairs
on
> either side of the center, since Orange+White/Orange and
Brown+White/Brown
> are not split.

Er, no, in a USOC-wired RJ45 pair 1 is pins 4+5, pair 2 is pins 3+6,
pair 3 is pins 2+7, pair 4 is pins 1+8. You're thinking of TIA 568,
where pair 1 is 4+5 (blue), pair 2 is 3+6 (green), pair 3 is 1+2
(orange) abnd pair 4 is 7+8 (brown), as I wrote above the bit you
quoted.

-- 
Pete						Peter Turnbull
						Network Manager
						University of York
Received on Wed Sep 29 2004 - 12:08:22 BST

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