[Asterisk-Users] E1 Echo

[Florian Overkamp]

Rich Adamson wrote:
> Strange... I would never had expected consolidation to have that kind
> of impact. It almost sounds like they have something in the E1 data stream
> that buffers (and delays) content, maybe decoding and re-encoding in some
> fashion.

Well, the problem is the difference between keeping under 16ms and 
sliding _just_ over limit to 18ms would make the effect audible almost 
immediately. We used the sangoma echospike tools to measure the delay 
and adjusted our taps accordingly.

Florian