[SR-Users] mediaproxy-ng one-way audio (but not all the time)

[Richard Fuchs]

On 08/20/13 10:56, Peter Dunkley wrote:
> Hello,
>
> I am testing mediaproxy-ng (running on CentOS 6 on Amazon EC2) for
> WebRTC to non-WebRTC calls and I am getting one-way audio most (but not
> all) of the time.
>
> I always get audio in the WebRTC to non-WebRTC direction.
>
> Has anybody had any experience of anything this?
>
> I have checked the obvious (all the ports open in iptables and the
> Amazon security groups).  I know that the right (advertised) address is
> going into the SDP.
>
> I am getting an error message out of mediaproxy-ng a lot.  But it is
> there whether the audio works or not.  The error I am seeing is: "Error
> generating SRTP session keys".

Can you post a complete log excerpt, particularly including the SDP 
bodies? Maybe even one for each case (working vs non working)

cheers