On Wed, Aug 24, 2016 at 11:39 AM, My Gmail <dheerajmaho...@gmail.com> wrote:
> This behavior is in correct. The device should match the dialog. If the 
> invite doesn't contain to tag then it is a new invite. If it's reinvite then 
> device must compare call Id, from tag and to tag if it support 3261.
>
>
> Thanks and Regards
> Dheeraj Kumar
>
> Sent from iPhone
>
>> On 24-Aug-2016, at 11:19 AM, isshed <isshed....@gmail.com> wrote:
>>
>> Hi Folks,
>>
>> I am facing a strange problem. Below is the call flow.
>>
>> UA1-----------------------------------------------------------------------------------------------------------UA2
>> 1) <=============  call is connected(callid1, ftag1, ttag1)  
>> ================>
>> 2) 
>> <-----------------------------------------------------------------BYE-------------------------------------------
>> 3) 
>> -----------------------------------------------------------------200-BYE------------------------------------->
>>
>> 4) <-------------------------------------INVITE with callid1 and new
>> from tag tag2-----------------
>>
>>
>> There is a connected call with dialog id as (callid1, from tag ftag1,
>> to tag ttag1). When BYE is received at UA1 it responds with 200 ok and
>> starts running Timer J timer(32 seconds). After 5 seconds a new INVITE
>> is received by UA1 having same callid as previous call(callid1) and
>> new from tag.
>>
>> UA1 is responding with 481 response? is it correct behaviour.? please
>> suggest if anything is there in RFC.
>>
>>
>> Thanks,
>> _______________________________________________
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>> Sip-implementors@lists.cs.columbia.edu
>> https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors


Thanks Deeraj,

I don't know if you understood the problem or not. the new Invite is
having same call id but different From tag. when already there is call
with non-server transaction is in completed state. and time J is
running. is it ok to send 481 or accept the call as new call.
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