On Tue, 11 Jan 2005, Alejandro G wrote:

> The call is received from the PSTN by an NMS E1 with ISDN Pri (EuroISDN) and
> is switched to the NMS T1 using NMS MVIP internal bus switch that is similar
> to a H.100 bus with few streams/timeslots.
> 
> Once in the T1 (which is running National ISDN 2 Pri) this board "calls" the
> TE110P in asterisk which is connected by a loopback cable. Asterisk receives
> call, asnwer it and do the stuff planned in the dialplan. Both T1 boards
> where first configured using ulaw and then alaw. In both cases the sound had
> distortion.

Hm, can you post a pri intense log of the call setup when conneting using 
the T1? I'm interested in which bearer capability is presented in the 
SETUP message.

Peter



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