[asterisk-users] Digium TDM or SPA-3000?

[Thomas Kenyon]

Shawn Kelley wrote:
> Beware of the SPA-3000, we had a nightmare trying to get rid of echo issues
> with it on the PSTN connection. We still haven't got it quite right even
> after trying all kinds of settings and firmwares.
> 
Mine, after about 5 days of use stops working until it is power-cycled.
Been a bit of a dissapointment all round really.