[Freeswitch-users] Loud whilte noise during sleep

[Anthony Minessale]

you could try setting supress_cng on the leg facing the aastra, that
will take the cng negotiation out of the sdp and possibly disable the
locally generated silence.


On Thu, May 17, 2012 at 12:45 PM, Phil Quesinberry
<philq at qsystemsengineering.com> wrote:
> Actually it’s one of the latest 1.2.0 revisions – b653c21.
>
> I didn’t realize that with the quick look I had at the code.  Curious… that
> makes me wonder if the Aastra phones are generating the noise when they
> don’t see any media.  A user complained about hearing the noise when first
> logging into voicemail, before she is asked for her PIN.  I hadn’t noticed
> it before because I normally do that on speaker but on the handset, it is
> quite noticeable.
>
> Is there a way to use send_silence_when_idle without having it kill ringback
> when set to a non-zero value?
>
> ----------
>
> Anthony Minessale
> Thu May 17 20:21:35 MSD 2012
>
> Which revision of the code are you looking at?
>
> The sleep sends dummy frames unless you set that
>
> send_silence_when_idle var, if its not set its probably not sending
>
> anything.
>
> You can see in the code that unless that var is set it wont be
>
> generating anything.
>
>
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-- 
Anthony Minessale II

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