[Kamailio-Users] hung dialogs + no BYE

Anders vaerge at gmail.com
Tue Oct 27 21:51:03 CET 2009


(that cc'ing is just too hard for me, it seems! ;-)).

It's already been located to a specific customer made UA, so we are
trying to find out what goes wrong there. It seems to be a problem
with the UA (softphone).

Thanks.

On Tue, Oct 27, 2009 at 4:42 PM, Daniel-Constantin Mierla
<miconda at gmail.com> wrote:
>
>
> On 27.10.2009 21:22 Uhr, Anders wrote:
>>
>> That was exactly the problem Daniel - no BYE was ever sent from the
>> UA, so that's what we need to fix!
>>
>
> please keep cc-ing the mailing list.
>
> You can fix the problem by identifying the sip devices that do not send BYE.
> You are doing record routing, right?
>
> In 1.5, dialog can send BYE at call timeout -- does not help much you, but
> can close eventual open channels in gateways.
>
> The missing BYE happens when call is between two SIP phones? Or between sip
> phone and pstn gateway/media server?
>
> Cheers,
> Daniel
>
>> Thanks!!
>>
>> On Tue, Oct 27, 2009 at 4:16 PM, Daniel-Constantin Mierla
>> <miconda at gmail.com> wrote:
>>
>>>
>>> On 26.10.2009 16:41 Uhr, Anders wrote:
>>>
>>>>
>>>> Hi,
>>>>
>>>> I have two issues, and I think they are connected. The number of
>>>> Active Dialogs keeps growing - as if some of them are hung. Not all of
>>>> them, but some of them. At the same time, I have seen that from a
>>>> specific customer, there is no BYE in the 'acc' table in the
>>>> accounting. So, my conclusion - no BYE means it's not finished means
>>>> it's hung... - right?
>>>>
>>>> Any ideas where to look?
>>>>
>>>>
>>>>
>>>
>>> if you don't get a BYE in acc table then maybe was not sent and that
>>> keeps
>>> the dialog active. You can set a max time per call -- timeout -- for each
>>> dialog:
>>>
>>> http://kamailio.org/docs/modules/1.5.x/dialog.html
>>>
>>> However, is good to identify why BYE is not coming, maybe is a fraud
>>> attempt
>>> or a broken sip device.
>>>
>>> Cheers,
>>> Daniel
>>>
>>> --
>>> Daniel-Constantin Mierla
>>> * Kamailio SIP Masterclass, Nov 9-13, 2009, Berlin
>>> * http://www.asipto.com/index.php/sip-router-masterclass/
>>>
>>>
>>>
>
> --
> Daniel-Constantin Mierla
> * Kamailio SIP Masterclass, Nov 9-13, 2009, Berlin
> * http://www.asipto.com/index.php/sip-router-masterclass/
>
>



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