[Asterisk-Users] Grandstream hold one way audio -URGENT

[asterisk at anime.net]

On Tue, 14 Feb 2006, Ronald Voermans wrote:
> At our customer site i've installed one asterisk server with 20
> Grandstream GXP2000's. Firmware 1.0.1.9. When someone dials the
> customer, the receptionist picks up, and does an attended transfer (the
> 'grandstream way') to a collegue. Most of the times this goes ok, but
> sometimes, when the receptionist puts the call on hold, and tries te
> reconnect to the caller there's only one-way-audio. The receptionist can
> hear the caller, but the caller cannot hear the receptionist! I've done
> several ngreps etc. and I can see that traffic is going from asterisk to
> the receptionist phone, and vice versa.

if you have qualify=yes on the grandstream extensions, try taking it out.

-Dan