[Asterisk-Users] TDM04B

[Rich Adamson]

> I recently got a TDM04B and after installing and getting asterisk up and
> running I connected a handset to one of the ports. Unfortunately I don't
> get a dial tone when I lift the handset.
> 
> What could be the cause of this? 
> 
> Could someone point me in the direction of a proper config for a TDM04B?

Assuming you have the part number correct, the TDM04B is meant to
connect to analog pstn lines, not to telephones.

If you want a TDM card to connect to analog telephones, the part number
is TDM40B.