So you’re saying you do see the 200 from the b-leg? Shouldn’t you try to
see why kamailio is not detecting it and forwarding it to the a-leg so the
a-leg can send an ACK and finish the transaction properly?

On Thu, 5 Jan 2023 at 11:21, Waqar 40 <waqarbhai...@gmail.com> wrote:

> Yes. The ACK is missing. Kamailio does not receive 200:OK from calling
> points for these calls. How can I identify these calls which are in session
> and was in a ringing state? I want to delete their data from the database.
>
> On Thu, Jan 5, 2023 at 1:03 PM Olle E. Johansson <o...@edvina.net> wrote:
>
>>
>>
>> > On 5 Jan 2023, at 07:06, Waqar 40 <waqarbhai...@gmail.com> wrote:
>> >
>> > Dear All,
>> >
>> > For a normal call, Kamailio receives 200:OK sip response for the method
>> invite only once but for some calls, it receives 200:OK too many times
>> around 6 to 7. And I also do not receive BYE or any other packets for this
>> kind of call. How can I detect such calls in Kamailio and cancel them? I am
>> inserting data of the calls in the database when the call occurs and
>> deleting it when BYE is received but for these calls as I don't receive BYE
>> so I am unable to delete the record of such calls.
>> The 200 OK is retransmitted until an ACK is received. You have a routing
>> problem somewhere.
>>
>> > Is there a way to detect such calls? Like How can I count if the number
>> of 200:OK responses is more than one or anything like that?
>> The problem is not the number of 200 Ok but the missing ACK. Does the 200
>> OK reach the calling end point? Does it transmit an ACK? Is that received
>> by Kamailio?
>>
>> /O
>>
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-- 
Regards,

David Villasmil
email: david.villasmil.w...@gmail.com
phone: +34669448337
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