[Asterisk-Users] Re: TE410P card connection

[Louis-David Mitterrand]

On Mon, Apr 24, 2006 at 07:21:18AM +0800, Leo Ann Boon wrote:
> Louis-David Mitterrand wrote:<snip>
> 
> >Should I use a T1 cross cable to connect the telco's socket to the 
> >TE410P card?
> >
> >When I tried straight cat5 cables, both leds remained red at each end. 
> >However this E1 socket works fine with the Matra PBX, so it must be a 
> >cable problem or TE410P misconfiguration.
> >
> Louis,
> 
> Sanity check: Is your straight cat5 cable really straight? As in 1-1, 
> 2-2, ... 8-8. The regular 'straight' ethernet cable is not straight, 
> pins 4 and 6 are crossed.

Hi Leo,

I was using regular ethernet "straight" cable. So this might explain the 
problem. I really was not aware of pins 4 and 6 being crossed on eth 
cable. 

Thanks for the heads up.