[SR-Users] Re-invites from carrier breaks the call

Carsten Bock carsten at ng-voice.com
Fri Feb 20 12:15:14 CET 2015


Hi Will,

please be aware, that in-call Re-INIVTEs may always happen, even with
Session-Timers disabled on both sides (e.g. Codec/Media Change,
Networkchanges and many more).

If an in-call Re-INVITE breaks your phone, it would be better to fix that
phone than to fix your network.

Kind regards,
Carsten

2015-02-20 1:18 GMT+01:00 Will Ferrer <will.ferrer at switchsoft.com>:

> Hi Alex
>
> Yeah I think we may out of luck.
>
> Do you know how to send the session-timer = refuse flag to try though? I
> didn't see how to do it looking at the SST module.
>
> I hope all is going well with you and thanks again for your help.
>
> All the best.
>
> Will
>
> On Thu, Feb 19, 2015 at 4:15 PM, Alex Balashov <abalashov at evaristesys.com>
> wrote:
>
>> You can try it, but if they shove SST reinvites down your throat despite
>> no indicated support for them from the client, or the client sends SST
>> headers despite no indicated support from the carrier, there are
>> deeper-seated fundamental issues here.
>>
>>  --
>> Sent from my BlackBerry. Please excuse errors and brevity.
>>   *From: *Will Ferrer
>> *Sent: *Thursday, February 19, 2015 7:00 PM
>> *To: *Kamailio (SER) - Users Mailing List
>> *Reply To: *Kamailio (SER) - Users Mailing List
>> *Subject: *Re: [SR-Users] Re-invites from carrier breaks the call
>>
>> Hi Alex
>>
>> Ok, not the 200 ok from the carrier from the initial invite has the
>> supported heard, but it is stripped by the first box that receives it in
>> our system.
>>
>> The carrier still sends the second invite however.
>>
>> Is there any way we can signal to the carrier not to send the second
>> invite -- perhaps using the session-timer = refuse method
>> that Michael mentioned?
>>
>> Thanks again for all the assistance.
>>
>> Will
>>
>> On Thu, Feb 19, 2015 at 3:28 PM, Will Ferrer <will.ferrer at switchsoft.com>
>> wrote:
>>
>>> Hi Alex
>>>
>>> Thanks so much.
>>>
>>> I will try it right now.
>>>
>>> All the best.
>>>
>>> Will
>>>
>>> On Thu, Feb 19, 2015 at 3:27 PM, Alex Balashov <
>>> abalashov at evaristesys.com> wrote:
>>>
>>>> On 02/19/2015 06:26 PM, Alex Balashov wrote:
>>>>
>>>>      onreply_route[MAIN_REPLY] {
>>>>>        if(t_check_status("200")) {
>>>>>           if_is_present_hf("Supported"))
>>>>>
>>>>
>>>> Sorry:
>>>>
>>>>    if(is_present_hf("Supported"))
>>>>
>>>>
>>>>
>>>> --
>>>> Alex Balashov - Principal
>>>> Evariste Systems LLC
>>>> 235 E Ponce de Leon Ave
>>>> Suite 106
>>>> Decatur, GA 30030
>>>> United States
>>>>
>>>> Tel: +1-678-954-0670
>>>> Web: http://www.evaristesys.com/, http://www.alexbalashov.com/
>>>>
>>>> _______________________________________________
>>>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>>>> sr-users at lists.sip-router.org
>>>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>>>
>>>
>>>
>>
>>
>> _______________________________________________
>> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list
>> sr-users at lists.sip-router.org
>> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users
>>
>>
>
> _______________________________________________
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> sr-users at lists.sip-router.org
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>


-- 
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