[Asterisk-Users] Scalability of chan_oh323

[Alistair Cunningham]

Michael Manousos wrote:
> 
> Alistair Cunningham wrote:
> 
>> I have a customer who wants to do large volumes of H.323 to H.323 
>> hairpinning. We haven't tested this scenario for large volumes before; 
>> maybe someone on asterisk-users has.
>>
>> If they buy a top of the line PC, how many concurrent calls are we 
>> likely to get? Routing logic will be simple, the machine won't be 
>> doing anything else, and let's assume no transcoding for now.
>>
>> We're not looking for an exact figure at this point, just a rough 
>> estimate for cost / benefit of Asterisk versus a proprietary system.
>>
> 
> Currently, without transcoding, you can get maximum 100 simultaneous
> H.323 channels per box. With the next release of asterisk-oh323 this
> number will be raised to ~180 channels. After that, major optimizations
> at the OpenH323 RTP/jitter buffer code are required to push this number
> up.
> 
> Michael.

That's a shame; my customer probably needs 400 to 500 channels (200 to 
250 calls).

Does anyone have experience of GNU Gatekeeper in proxy mode? Any idea of 
what load it can handle?

-- 
Alistair Cunningham,
Integrics Ltd,
+44 (0)7870 699 479
http://integrics.com/