Sunday, September 9, 2007

Re: [asterisk-users] Which cause less CPU usage: GSM or wav??

Michiel van Baak wrote:
> On 10:28, Sun 09 Sep 07, Barton Fisher wrote:
>
>> I have 4 TDM T1's going in to a IVR system. The IVR messages are
>> recorded .wav format - The system appears to crap out at about 40 calls
>> - Would using GSM or some other format help save CPU cycles?
>> Using 1.2, Dual Xeon and 2GB ram
>>
>
> depends on what codec the T1 is using.
> Best to transcode the ivr sounds to the same codec to
> prevent on-the-fly transcoding by asterisk.
>
>
The answer is going to ulaw or alaw depending where you live. T1 should
most likely be using ulaw so make everything ulaw, end to end.

Thanks,
Steve Totaro

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