[Asterisk-Users] Voice Quality

[Andrew Latham]

allow=ulaw or allow=gsm is all you need at both locations.

On 5/3/05, david at ccds.ca <david at ccds.ca> wrote:
> Hello,
> 
> I have setup two * servers and they are communicating using IAX. I'm
> passing calls from SRV A (internet connection T1) to SRV B (internet
> connection: 512).
> 
> For some reasons I have an issue with the quality. The voice is a bit
> scratchy. I have tried iLBC and SPEEX, but it didn't make any difference.
> 
> Now, assuming that I have an issue with Bandwidth, what would be the best
> way to configure my iax.conf. (A bit confused about jitterbuffer and tos)
> 
> Here is my iax.conf @ location A:
> 
> [general]
> port=4569
> bandwidth=low
> disallow=all
> allow=ilbc
> ;allow=ulaw
> ;allow=speex
> jitterbuffer=200
> jitterbuffer=yes
> tos=lowdelay
> 
> and iax.conf @ location B:
> 
> [general]
> port=4569
> bandwidth=low
> disallow=all
> allow=ilbc
> ;allow=ulaw
> ;allow=speex
> jitterbuffer=200
> jitterbuffer=yes
> tos=lowdelay
> 
> [guest]
> type=user
> context=default
> callerid="Guest IAX User"
> disallow=all
> allow=ilbc
> 
> Thanks guys
> 
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<sig>
Andrew Latham - AKA: LATHAMA (lay-th-ham-eh)
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