[asterisk-users] ISDN30 testing questions ...

[Gordon Henderson]

On Wed, 28 Feb 2007, asterisk wrote:

> What is the make of the existing pabx? Be aware that if it is an older pabx
> the signaling over the isdn30 could actually be dass2 which is not
> compatable with asterisk cards, rather than true isdn30e.

This is another issue I didn't mention (saw no need!) Their ancient PBX 
does indeed use DASS2, but BT are killing this off at the end of July, and 
will be replacing it with "proper" ISDN2e, hence another need to get a new 
PBX in when their existing PBX is out of service and can't be upgraded...

Gordon