[Asterisk-Users] An anniversary and a lament for FXOs

[steve at daviesfam.org]

On Wed, 3 Nov 2004 mgraves at mstvp.com wrote:

> I've tried X100p cards but found them horribly unreliable. I presently
> use Sipura SPA-3000s but they're only marginally better. How is it that
> my Panasonic 4 line SOHO phone system (KX-TG4000B) can have four
> stable, reliable FXOs with no echo at all in a device with a total cost
> of <$500? It seems to me that there ought to be hardware available that
> behaves just as well, but bridges the PSTN to the SIP/IAX domain?

Your Pana system probably doesn't do any echo cancellation at all.

But it doesn't add delay, so you don't notice.

Steve