[asterisk-users] Echo Cancel Cards

[Thomas Kenyon]

Joseph wrote:
> On Mon, 2006-10-09 at 20:41 -0400, Forrest Beck wrote:
>> Anyone using the echo cancelation cards from digium?  We are using the
>> single span T1 card with out  echo cancel and I was curious if it was
>> worth the money.
> 
> I'm running Asterisk 1.0.11 with few Sipura 3000/2000 units and have no
> echo whatsoever.   
> I just tried new Asterisk 1.2.12.1 and the first thing I've noticed was
> terrible echo, not to mentioned that it keep crashing constantly to a
> point this that is not possible to use it. 
> 
I've got an SPA-3000 at home that is constantly crashing, echoey and is 
almost unusable. (The CS4660-based ATA and PA1688-based handsets have 
otherwise been fine, as were the the Cisco 468 and Linysys PAP2 when 
they were in use).