[Asterisk-Dev] Business Case for a DS3 Channel/Driver in Asterisk VoIP

[alex at pilosoft.com]

On Wed, 24 Nov 2004, Mike Machado wrote:

> How practical is this though? I had a 2.4Ghz P4 server with 1GB RAM and
> a TE410P and I could not even run 4 PRIs at full capacity. I think I
> made it to about 3 before D channels started bouncing. Not sure of the
> overhead difference of CAS vs CCS.
Try low-latency and preempt kernel. It will make a difference. Zaptel 
cards are very sensitive to interrupt latency - run ./zttest in your 
zaptel dir, if you don't get consistent number all the time, you'll have 
problems.

-alex