[cisco-voip] "helium voices" Unity Express WAN calls

[Paul Choi]

Hmmm, I checked out the codec mismatch and all is
configured to g729r8 or g711ulaw as they're supposed
to be. I guess I'll have to gather more info from the
customer.



--- Jack Martin <jackm at tushaus.com> wrote:

> I find this documentation useful for troubleshooting
> voice quality:
> 
>
http://www.cisco.com/en/US/tech/tk652/tk698/technologies_white_paper09186a00801545e4.shtml
> 
> Jack Martin, CCVP
> Network Engineer
> Tushaus Computer Services
> 10400 Innovation Drive, Ste 100
> Milwaukee, WI 53226
> 414.908.2222 Helpdesk
> 414.908.2267 Work
> 414.908.4467 Fax
> 414.477.6990 Cell
> 
> -----Original Message-----
> From: cisco-voip-bounces at puck.nether.net
> [mailto:cisco-voip-bounces at puck.nether.net] On
> Behalf Of Paul Choi
> Sent: Friday, February 29, 2008 10:07 AM
> To: cisco-voip at puck.nether.net
> Subject: [cisco-voip] "helium voices" Unity Express
> WAN calls
> 
> Recently a customer has complained that when
> employees
> leave each other voicemail over WAN calls, the
> recipient hears the messages almost as if the caller
> was inhaling helium beforehand.
> 
> I don't know what to make of this.
> 
> I've had another site with the exact same setup with
> no similar issues.
> 
> Anybody encounter an issue like this?
> 
> 
>      
>
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