[asterisk-users] Answered time on channel

Dovid Bender dovid at telecurve.com
Tue Dec 26 15:33:56 CST 2017

Seems like what I needed was the SHARED function which is working perfectly.

On Tue, Dec 26, 2017 at 3:28 PM, Dovid Bender <dovid at telecurve.com> wrote:

> Hi,
> I have a dial plan where I need to notify an external system when a call
> was answered and when the call hung up. In both requests the start time
> needs to be the same. My Dialplan looks something like this:
> [outbound]
> Exten => _X.,1,Dial(SIP/${EXTEN}@,,U(call-answer-from-carrier))
> [call-answer-from-carrier]
> Exten => s,1,Noop(CALL WAS ANSWERED AT ${EPOCH}
> Exten => s,n,Agi(some_script.py)
> Now in theory the hangup time of the call (${EPOCH} in the h extension)
> minus the answered time should be the same as the noop from my subroutine.
> I am finding that some times they match and some times they are off by a
> second. My issue is that the external system expects the answered time to
> the same for when we call it from the SubRoutine as well as from the h
> extension. I assume the difference is based on the microsecond of when we
> look at EPOCH how DIALEDTIME is rounded.
> Any tips on how I can get the same answered time across the board?
> TIA.
> Dovid
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