[asterisk-users] Help With Physical Layer

[Tony Kasule]

Hello,

Anyone to help me with this issue? It has never worked :(

On Wed, May 20, 2015 at 11:34 AM, Tony Kasule <timotsmith at gmail.com> wrote:

> Hello users,
>
> I have a Digium Te235 and asterisk 13  which have worked well with 1
> carrier but we have failed to add a 2nd carrier. The second telco brings
> their E1 line over finer, terminated in a RAD modem and they give me
> ethernet to the E1 card. It's the first time i am having install such a
> solution, which ideally would be not a big problem.
>
> However, The  physical layer has failed to come up! I have tried the same
> setup in an Alcatel OmniOCX and it works well. I can confirm that the port
> is also well configured because when I interchange the cables (with the
> exiting cable from the other telco), the alarm clears emmediately for the
> 1st telco and becomes RED for the 2nd telco. A loop also clears the alarm
> on both ports.
>
> The telco has told me to make sure that Line Impedance is 120 ohms but
> There's no where to set that and when I was reading, I was told that E1 is
> already 120 ohms so no need to change anything.
>
> Has anyone here experienced this?  What other things can I try?
>
> Thank you!
>
> Regards,
> Tim
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.digium.com/pipermail/asterisk-users/attachments/20150630/26b781b1/attachment.html>