Re: [Serusers] HELP: how to get correct call duration??

really? it is an interesting result. i think i will do the same testing follow your steps, thank you very much, Mohammad. On 4/28/05, Mohammad Khan <info(a)beeplove.com> wrote: >Yes, I also did a ngrep capture and took a close look. >But what is the sip_method here? (when it send 200 OK) >How do you capture it to acc? > >I did another experiment. >I called from UA1 to UA2 . and let UA2 rang for half minute. >And then UA2 picked the call and after couple of seconds disconnect the >call. >After this I found the time difference between INVITE 200 and ACK 200 is >not half minutes. >Strange thing is, they both have same time and same timestamp. And BYE >have time that tells call duration was only few seconds > > >Thanks, >Mohammad > >Charles Wang wrote: > > > >>Mohammad: >> >>I trace the packet with ethereal and find ser will send "INVITE" to callee. >>The "100 Trying" and "180 ringing" will be send from callee to ser if >>callee receives "INVITE". >>And the callee will respone a "200 OK" after callee hangup. I think >>this "200 OK" >>is the callee hangup at this moment. >> >>On 4/28/05, Mohammad Khan <info(a)beeplove.com> wrote: >> >> >> >> >>>Yes, the duration of call should be just the way you said. >>>But I am not aware about any UA can send msg back to other UA right >>>after pick up the call. >>> >>>I just use the following query to get successfull calls >>>select sip_callid from acc where sip_status=200 group by sip_callid >>>having count(*) = 3; >>> >>>If you know the way to get exact call duration, please share with me. >>>I know, the way I am doing it is couple of seconds more than the actual >>>duraion. >>> >>>Thanks, >>>Mohammad >>> >>> >>>Charles Wang wrote: >>> >>> >>> >>> >>> >>>>Hi, >>>> >>>>I think that the ACK after INVITE is only the callee(UAC) receives my >>>>INVITE and ready to start RINGING. But this time is not the really >>>>Call Start. >>>>Generally, the start time of call should be callee hangup the phone >>>>after ringing. >>>>Do you have any idea about it? >>>> >>>>On 4/28/05, info(a)beeplove.com <info(a)beeplove.com> wrote: >>>> >>>> >>>> >>>> >>>> >>>> >>>>>Actually, to get call duration, you need to use ACK and BYE (both should >>>>>have status 200). >>>>>INVITE sends an request to other party to initiate a call. >>>>>Other party send ACK with status 200 to receive the call. >>>>> >>>>>Original Message: >>>>>----------------- >>>>>From: Charles Wang lazy.charles(a)gmail.com >>>>>Date: Thu, 28 Apr 2005 02:49:42 +0800 >>>>>To: serusers(a)lists.iptel.org >>>>>Subject: [Serusers] HELP: how to get correct call duration?? >>>>> >>>>> >>>>>Hi, ALL: >>>>> >>>>>I know ser can insert INVITE & BYE records to acc table. >>>>>Maybe the timestamp of BYE record is correct but the timestamp >>>>>of INVITE is not equal to the call start(after the callee answered). >>>>>Is there any method to generate a record with timestamp when the callee >>>>>answer? >>>>>I think that it should be the callee responses "200 OK" after "100 Trying". >>>>>How to do it??? >>>>> >>>>>-- >>>>> >>>>>Best Regards >>>>>Charles >>>>> >>>>>_______________________________________________ >>>>> >>>>>