Re: [Iaxclient-devel] Bad audio on IAX Phone <--> Cisco 7960 Call?

[Adam H. <ad...@te...>]

Both ends? any differences in ethereal? jitterbuffer off?

Steven Sokol wrote:
> I seem to have hit a problem with calls between users on IAX Phone and 
> the popular (and expensive) Cisco 7960.  The audio quality is TERRIBLE.  
> Broken up, ragged sounding.  It makes no difference which codecs I use 
> on either end (this is an experimental version of IAX Phone with 
> multiple codecs).  The same problem seems to occur with iaxComm and 
> Firefly as well.
> 
> It ONLY appears to happen with the Cisco.  My other SIP phones (a 
> Grandstream BT101, a Uniden, an ACT, a Sipura and an ariaVoice) all work 
> just fine with the incoming audio stream from an IAX Client device.
> 
> It also appears to be a problem with iaxClient calls, as IAX2 calls 
> Asterisk-to-Asterisk sound fine.
> 
> Can anybody else out there with a Cisco 7960 set up and test this?  
> Here's my current configuration:
> 
> Cisco 7960 w/ SIP Image 7.1.00
> Asterisk Stable-1.0.1
> IAX Phone (any version) or iaxComm soft phone
> 
> Please let me know if you've seen this before or if you can reproduce it.
> 
> Thanks,
> 
> Steve
> 
> P.S. - A multi-codec version of IAX Phone will be out soon.
>