[Asterisk-Users] Snom only one way audio

[Gareth J. Greenaway]

On Sunday 10 April 2005 5:15 am, Ronald Wiplinger wrote:
> I have two snom phones, one is a Snom 190 on my desk and one is a soft
> phone snom 360
>
> Extension 615 works fine, but all connections with 616 works not.
>
> On 616 you hear the other party, but the other party get only a white
> noise sound !! This is indipendent which direction I call.
> What might be the reason? How to fix it?
>

The 616 "phone" that is only getting white noise..is it by chance behind a 
firewall?  If it is, include nat=yes in its sip definition.

Gareth