[Freeswitch-users] RTP ptime changed multiple times

[Brian West]

You're assuming that the other size is also following the rules, that is
rarely the case.  But not any harm in trying.

On Mon, Sep 19, 2022 at 12:00 PM Sam via FreeSWITCH-users <
freeswitch-users at lists.freeswitch.org> wrote:

>
>
>
> ---------- Forwarded message ----------
> From: Sam <sam4u at rediffmail.com>
> To: "freeswitch-users at lists.freeswitch.org" <
> freeswitch-users at lists.freeswitch.org>
> Cc:
> Bcc:
> Date: 19 Sep 2022 10:32:57 -0000
> Subject: Re: [Freeswitch-users] RTP ptime changed multiple times
> Hello Jose
>
> Sorry to interrupt the thread, but just wondering if you think adding a
> maxptime attribute in the SDP may be a work around for you?
> If you set this to 20, the switch between 20/40 should not happen.
>
> Kind regards
>
> Sameee
>
>
>
>
>
> From: Jose Fco. Irles Dur <josefu at gmail.com>
> Sent: Mon, 19 Sep 2022 11:59:42 GMT+0200
> To: FreeSWITCH Users Help <freeswitch-users at lists.freeswitch.org>
> Subject: Re: [Freeswitch-users] RTP ptime changed multiple times
>
> *i*We couldn't verify the sender of this email.
>
>>
>> Tell the other side to fix their brokenness maybe?  How did you try
>> setting the flag?
>>
>>
> Yes, I know that the problem is from the provider, but its response time
> is bad.
>
> I setted "rtp_media_autofix_timing=false" for testing, but when I setted,
> the first packets (40ms) are ignored and when the ptime is 20ms I listen to
> it. I think this is the correct behavior according to my understanding, so
> I can't solve the problem with the buggy provider.
>
> Best regards
>
>
>
>> /b
>>
>>
>> On Fri, Sep 16, 2022 at 4:28 PM Jose Fco. Irles Durá <josefu at gmail.com>
>> wrote:
>>
>>> Hello, I have a problem with some calls where the rtp stream from the
>>> other side changes the rtp ptime multiple times.
>>>
>>> I make a call with the sdp line "a=ptime:20" but the initial rtp comes
>>> with 40ms ptime.
>>> FreeSWITCH detects it and changes the ptime to 40ms and all works ok.
>>> Later in the conversation, without any re-invite, the rtp stream changed
>>> to 20ms. At this moment, FreeSWITCH does not detect the change and the
>>> audio sended by FreeSWITCH to the other legs is choppy.
>>>
>>> I think that the problem is on the other side, but the other side is a
>>> big operator and always this is a problem to solve issues.
>>>
>>> I tried to set "rtp_media_autofix_timing", but if I set this property,
>>> the first part of the conversation is discarded (ptime at 40ms, silence in
>>> my phone) and later I can listen the audio (when the ptime=20ms).
>>>
>>> Is there any solution for this?
>>>
>>> Best regards
>>>
>>> --
>>> Jose Fco. Irles Durá
>>> _________________________________________________________________________
>>>
>>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>>> <https://signalwire.com==>
>>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>>> services.
>>> Build your next product on our scalable cloud platform.
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>>>
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>>>
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>>
>>
>>
>> --
>>
>> Brian West | Co-founder and Developer
>>
>> Need Commercial support? email sales at freeswitch.com
>>
>> FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
>> <https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g==>
>>
>> Email: brian at freeswitch.com
>>
>> Mobile: 918-424-9378
>>
>> Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/==>
>>
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>> <https://www.facebook.com/freeswitch==> [image:
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>> <https://twitter.com/freeswitch%20BTQAKA==>
>> _________________________________________________________________________
>>
>> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
>> <https://signalwire.com==>
>> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
>> services.
>> Build your next product on our scalable cloud platform.
>>
>> Join our online community to chat in real time
>> https://signalwire.community <https://signalwire.community==>
>>
>> Professional FreeSWITCH Services
>> sales at freeswitch.com
>> https://freeswitch.com <https://freeswitch.com==>
>>
>> Official FreeSWITCH Sites
>> https://freeswitch.com/oss <https://freeswitch.com/oss%20X25Wfg==>
>> https://freeswitch.org/confluence <https://freeswitch.org/confluence==>
>> https://cluecon.com <https://cluecon.com==>
>>
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>
>
>
> --
> Jose Fco. Irles Durá
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> <https://signalwire.com==>
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community <https://signalwire.community==>
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com <https://freeswitch.com==>
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss <https://freeswitch.com/oss==>
> https://freeswitch.org/confluence <https://freeswitch.org/confluence==>
> https://cluecon.com <https://cluecon.com==>
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> <http://lists.freeswitch.org/mailman/listinfo/freeswitch-users%20UGEHLw==>
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> https://freeswitch.com <https://freeswitch.com==>
>
>
>
> ---------- Forwarded message ----------
> From: Sam via FreeSWITCH-users <freeswitch-users at lists.freeswitch.org>
> To: "freeswitch-users at lists.freeswitch.org" <
> freeswitch-users at lists.freeswitch.org>
> Cc:
> Bcc:
> Date: Mon, 19 Sep 2022 10:00:56 -0700 (PDT)
> Subject: Re: [Freeswitch-users] RTP ptime changed multiple times
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> https://freeswitch.com



-- 

Brian West | Co-founder and Developer

Need Commercial support? email sales at freeswitch.com

FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
<https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>

Email: brian at freeswitch.com

Mobile: 918-424-9378

Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>

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