[Freeswitch-users] sip stack problem in fsw

Tue Sep 21 15:33:44 PDT 2010

Check Anthony's last reply: disable VAD on the phone or use the trick  
he gave.

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Le 21/09/2010 à 20:04, JRichey a écrit :

> It appears to be the lack of a continuous stream of RTP packets that  
> is the
> issue, which I've incorrectly referred to as VAD.  Is there a way to  
> cause
> FreeSwitch to send a continuous stream of RTP packets even when  
> there's
> really nothing to send?
>
>
>
>
> -----Original Message-----
> From: freeswitch-users-bounces at lists.freeswitch.org
> [mailto:freeswitch-users-bounces at lists.freeswitch.org]On Behalf Of
> Anthony Minessale
> Sent: Tuesday, September 21, 2010 9:14 AM
> To: FreeSWITCH Users Help
> Subject: Re: [Freeswitch-users] sip stack problem in fsw
>
>
> are you in a conference running on FreeSWITCH or just bridging a phone
> out to a far end?
>
> There is nothing in FreeSWITCH that runs vad by default.
> There are vad params in the RTP stack but they are disabled by default
>
> <!-- VAD choose one (out is a good choice); -->
>    <!-- <param name="vad" value="in"/> -->
>    <!-- <param name="vad" value="out"/> -->
>    <!-- <param name="vad" value="both"/> -->
>    <!--<param name="alias" value="sip:10.0.1.251:5555"/>-->
>    <!--
>
>
> If these are not set then its the actual phone who is choosing to do
> vad not FreeSWITCH so disable it in your phone.
>
>
> any problems you are having in this regard are 100% to do with who you
> are calling being only partially implemented to carry voice over ip.
>
>
>
>
>
>
> On Mon, Sep 20, 2010 at 5:34 PM, JRichey <jrichey at itltd.net> wrote:
>> The gateway sending calls to the FreeSwitch box ends up dropping the
> calls.
>> There are also some pops and clicks that aren't there when playing a
>> continuous audio file.
>>
>>
>>
>> -----Original Message-----
>> From: freeswitch-users-bounces at lists.freeswitch.org
>> [mailto:freeswitch-users-bounces at lists.freeswitch.org]On Behalf Of  
>> Brian
>> West
>> Sent: Monday, September 20, 2010 12:23 PM
>> To: FreeSWITCH Users Help
>> Subject: Re: [Freeswitch-users] sip stack problem in fsw
>>
>>
>> You shouldn't see RTP between files when sleeping... its 100% valid  
>> to NOT
>> send any media when their is NOTHING to be sent.  Does your phone  
>> freak
> out
>> or something?
>>
>> /b
>>
>> On Sep 20, 2010, at 2:08 PM, JRichey wrote:
>>
>>> I'm in a similar situation where I need to disable VAD because the  
>>> other
>> end
>>> will disconnect the call if the RTP stops.  I've tried the setting
> Anthony
>>> suggested as well as several others I've found on the wiki, but  
>>> I've not
>>> been able to get it to work.  The variables I've been trying are  
>>> listed
>>> below.
>>>
>>> suppress-cng
>>> suppress_cng
>>> rtp_disable_vad_out
>>> rtp_disable_vad_in
>>> bridge_generate_comfort_noise
>>> send_silence_when_idle
>>>
>>>
>>> For my test calls I'm just playing back sound files with sleep in- 
>>> between
>>> them and I see no RTP when calling sleep.  I'm using tcpdump and
> wireshark
>>> to analyze the calls.
>>>
>>>
>>> -Justin Richey
>>> jrichey at ITLtd.net
>>
>>
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>
>
>
> -- 
> Anthony Minessale II
>
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>
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>
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>
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