[Freeswitch-users] sofia: call does not exist

[Christian Löschenkohl]

hello

we couldn't solve this so far.
has anybody an idea? maybe brian west?

br

On 2010-11-16 14:36, Christian Löschenkohl wrote:

> hello
>
> you can find a full trace of the registration under http://pastebin.freeswitch.org/14505
> the customer is behind nat and has stun enabled on his device
>
> my theory is that the sip dialog is based on
> - from
> - to and
> - call id
>
> after our unauthorized respond the device changes the to header and the sofia stack do not like this
>
> br
>
>
> On 2010-11-15 20:04, Michael Collins wrote:
>
>> I'd like to see the whole SIP dialog, just in case there are clues. Also, any topology issues, i.e. NAT between these boxes?
>>
>> -MC
>>
>> 2010/11/15 Christian Löschenkohl<christian.loeschenkohl at xpirio.com<mailto:christian.loeschenkohl at xpirio.com>>
>>
>>      hello
>>
>>      the sofia stack responds to an outgoing invite with this message.
>>
>>      the problem seems to be the following behavior from the endpoint (ip pbx)
>>
>>      - 1st invite
>>         To:<sip:0123456789 at sipserver>
>>
>>      - server sends Proxy Authentication Required + nonce
>>
>>      - pbx sends
>>         To:<sip:0123456789 at sipserver>;tag=Sp1m3ayr748rH
>>
>>      so the two sip dialoges do not match and the server respons with "Call Does Not Exist".
>>
>>      is there a way to handle this (maybe broken) behavior from this sip client.
>>      possibly per user with an NDLB config option
>>
>>      br
>>
>>      --
>>      Ing. Christian Löschenkohl
>>      Technische Leitung, Forschung&  Entwicklung VoIP
>>
>>      xpirio
>>      Telekommunikation&  Service GmbH
>>      Lakeside B04
>>      9020 Klagenfurt
>>      Austria
>>
>>      T  +43 (0) 5 77 11 - 1000
>>      F  +43 (0) 5 77 11 - 1002
>>      E christian.loeschenkohl at xpirio.com<mailto:christian.loeschenkohl at xpirio.com>
>>
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>>
>>
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>
>


-- 
Ing. Christian Löschenkohl
Technische Leitung, Forschung & Entwicklung VoIP

xpirio
Telekommunikation & Service GmbH
Lakeside B04
9020 Klagenfurt
Austria

T  +43 (0) 5 77 11 - 1000
F  +43 (0) 5 77 11 - 1002
E  christian.loeschenkohl at xpirio.com