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T1 Crossover Cabling (C1720 T1 WIC -> C1720 T1 WIC) 1

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rainman

ISP
Mar 22, 2001
186
US
Does anybody have the proper cabling pinouts for a T1 crossover cable? I am trying to connect two C1720's back to back via their internal T1 WIC cards. I made a cable with the following specs and my CD light is blinking:

A B
=============
1 4
BLWH BR

2 5
BL GR WH

4 1
BR BLWH

5 2
GRWH BL

3 3
BRWH BRWH

6 6
GR GR


Am i doing something wrong? I thought this was a proper pinout for T1 x-over cable but it seems not. Any thoughts?


-Rainman
 
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