[Asterisk-Users] Digium Wildcard T1 Compatibility

[Steve Underwood]

Cirelle Enterprises wrote:

>----- Original Message ----- 
>From: "Steve Underwood" <steveu at coppice.org>
>To: "Asterisk Users Mailing List - Non-Commercial Discussion" <asterisk-users at lists.digium.com>
>Sent: Monday, October 25, 2004 9:21 AM
>Subject: Re: [Asterisk-Users] Digium Wildcard T1 Compatibility
>
>
>| >
>| >for what it's worth, we were told to use RJ48C (Std Ethernet Cable)
>| >  
>| >
>| RJ48C is *not* standard ethernet cable. The twisted pairs are grouped 
>| differently. Ethernet cables work OK for T1s if they are only 2 or 3 
>| metres long. Long ethernet cables give high error rates when used for T1s.
>| 
>
>According to the t1 techs I've been dealing with, a standard ethernet cable
>will work (we have been using a 3 foot segment approx 1m)  In fact the only
>  
>
For such a short cable it will be OK.

>configuration that lights all lights is a standard ether cable. T1 cross-over
>doesn't create a proper link and lights on the t100p and smart jack indicate
>a failed condition.
>  
>
Surprise. Surprise. If you cross all the wires over. it doesn't work. :-)

Steve