Re: Mixing circuit types on PM-3?

Shawn Morris (smorris@midwest.net)
Wed, 16 Jul 1997 09:25:24 -0500 (CDT)

I don't know about using two different Telco's, but we have a box running
one CT1 and one PRI from Ameritech. By the way Kevin tell Bruce
Esquibel(sp?) I said thanks since it was Ripco that gave me my first
Internet account.

On Wed, 16 Jul 1997, Kevin Kadow wrote:

> Does anybody have the real story behind mixing different telco circuits
> on a dual-T1 PM3?
>
>
> I'm particularly interested in knowning if a PM3 can mix PRI and CT1, served
> from the same switch, on a single chassis? I'd like to be able to mix
> 64K ISDN and analog callers on one box, without having to order both circuits
> as PRI- the CT1-vs-PRI recurring cost is considerably different!
>
>
> Livingston has said that on the dual-T1 PM3, both circuits need to be
> served from the same telco central office because problems will occur if
> the clocks on the two circuits are not in sync. But I have read here that
> people have successfully used a dual-T1 PM3 with circuits from two distinct
> telephone _companies_.
>
> What's the real story?
>