[Freeswitch-users] Occasional INCOMPATIBLE_DESTINATION error

Mon Jun 22 23:15:06 MSD 2015

Michael, so you are saying that 0 is not a valid attribute ID and FS is
doing the right thing by not handling it, right?

If so, that's all I was asking!  I'll try to fix it from the browser/JS end
then.

On Mon, Jun 22, 2015 at 12:09 PM, Michael Jerris <mike at jerris.com> wrote:

> It is absolutely manipulated by the library.  Regardless, your issue is on
> the browser side, not the freeswitch side, you will need to figure out why
> it is sending that.
>
>
> On Jun 22, 2015, at 2:50 PM, Oleg Stolyar <olegstolyar at gmail.com> wrote:
>
> OK, thanks.  Since this is not reproducible at will, the only way for me
> to try it with sip.js is to release sip.js into production.  It's not
> really feasible just to test this one case.
>
> From everything I could find, my understanding is that the m= line is
> created by Chrome and not manipulated by the library.
>
> I think the question is this:  Is 0 a valid value for an attribute ID.
> Unless it's explicitly forbidden by some RFP, I don't see why it wouldn't
> be.  If it is, then shouldn't FS handle it?
>
> On Mon, Jun 22, 2015 at 11:39 AM, Michael Jerris <mike at jerris.com> wrote:
>
>> it is manipulated by the js library.
>>
>> On Jun 22, 2015, at 2:29 PM, Oleg Stolyar <olegstolyar at gmail.com> wrote:
>>
>> Isn't SDP created by Chrome rather than the SIP JS library?
>>
>> On Mon, Jun 22, 2015 at 11:25 AM, Michael Jerris <mike at jerris.com> wrote:
>>
>>> see if you get the same results with sip.js instead of jssip.
>>>
>>> On Jun 22, 2015, at 2:20 PM, Oleg Stolyar <olegstolyar at gmail.com> wrote:
>>>
>>> The client is sending this to Freeswitch.
>>>
>>> On Mon, Jun 22, 2015 at 11:15 AM, Michael Jerris <mike at jerris.com>
>>> wrote:
>>>
>>>> is that the client sending that or freeswitch?
>>>>
>>>> On Jun 22, 2015, at 2:09 PM, Oleg Stolyar <olegstolyar at gmail.com>
>>>> wrote:
>>>>
>>>> Thanks Brian, this makes a lot of sense.  Snippets from SDP in these
>>>> problem cases look like this:
>>>>    m=audio 0 RTP/SAVPF 111 103 104 9 0 8 106 105 13 126
>>>>    c=IN IP4 10.198.149.58
>>>>    a=rtcp:0 IN IP4 10.198.149.58
>>>>
>>>> While good INVITES have this:
>>>>    m=audio 50937 RTP/SAVPF 111 103 104 9 0 8 106 105 13 126
>>>>    c=IN IP4 10.198.149.35
>>>>    a=rtcp:50937 IN IP4 10.198.149.35
>>>>
>>>> Looks like it happens when the first parameter in m=audio is 0 even
>>>> though there is a seemingly valid attribute 0 present.  Should 0 be
>>>> handled?  If so, is this an FS bug?
>>>>
>>>>
>>>> On Mon, Jun 22, 2015 at 10:31 AM, Brian West <brian at freeswitch.org>
>>>> wrote:
>>>>
>>>>> See the logs with the offer and look at the codec parsing, without
>>>>> this its really hard to tell what is going on, it could be an issue in
>>>>> chrome.  Do you ever see device or permission error?
>>>>>
>>>>> On Mon, Jun 22, 2015 at 12:29 PM, Oleg Stolyar <olegstolyar at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi guys,
>>>>>>
>>>>>> I am calling FreeSWITCH from Chrome with WebRTC (JsSip).  It works
>>>>>> great but occasionally (much less than 1%) FreeSWITCH does this when trying
>>>>>> to execute answer.  I cannot reproduce it at will, so just collecting data
>>>>>> from production logs.  Is there some way I can find out what exactly makes
>>>>>> FS unhappy?
>>>>>>
>>>>>> EXECUTE sofia/leia_agent/anonymous at anonymous.invalid answer()
>>>>>> 2015-06-22 16:04:53.414528 [DEBUG] switch_core_session.c:912 Send
>>>>>> signal sofia/leia_agent/anonymous at anonymous.invalid [BREAK]
>>>>>> 2015-06-22 16:04:53.414528 [NOTICE] switch_channel.c:3750 Hangup
>>>>>> sofia/leia_agent/anonymous at anonymous.invalid [CS_EXECUTE]
>>>>>> [INCOMPATIBLE_DESTINATION]
>>>>>> 2015-06-22 16:04:53.414528 [DEBUG] switch_channel.c:3242 Send signal
>>>>>> sofia/leia_agent/anonymous at anonymous.invalid [KILL]
>>>>>>
>>>>>>
>>>>>>
>>>>>> _________________________________________________________________________
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>>
>>>>> *Brian West*
>>>>> brian at freeswitch.org
>>>>>
>>>>>
>>>>> *Twitter: @FreeSWITCH , @briankwest*
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>>>>>
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>>>>>
>>>>>
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>>>>
>>>>
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>>>>
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>>>
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>>
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>>
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>
> _________________________________________________________________________
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>
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>
>
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