[asterisk-r2] [r2 dropped calls]
Juan Pablo Villarreal Montoya
jvillarreal at opengroupsa.com
Mon Jul 18 16:27:45 CDT 2011
Thanks for your answer.
I don't know what could be wrong on the line, but calls from Siemens PBX to
asterisk have no problem. Also calls from Siemens PBX to PSTN through our
asterisk server are ok. So if the problem is physical, shouldn't outgoing
calls being dropped also?
thanks again.
On Mon, Jul 18, 2011 at 4:07 PM, Moises Silva <moises.silva at gmail.com>wrote:
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - Bits changed from
> 0x0C to
> > 0x04
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - CAS Rx << [ANSWER]
> 0x04
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - Attempting to cancel
> > timer timer 3
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - timer id 3 found,
> > cancelling it now
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - Attempting to cancel
> > timer timer 0
> > [15:45:11:702] [Thread: 3044408208] [Chan 1] - M - Cannot cancel timer 0
> > [15:45:26:842] [Thread: 3044408208] [Chan 1] - M - Bits changed from
> 0x04 to
> > 0x08
> > [15:45:26:842] [Thread: 3044408208] [Chan 1] - M - CAS Rx << [CLEAR
> FORWARD]
> > 0x08
> > [15:45:26:842] [Thread: 3044408208] [Chan 1] - M - Far end disconnected.
> > Reason: Normal Clearing
> > [15:45:26:844] [Thread: 3044408208] [Chan 1] - M - Attempting to cancel
> > timer timer 0
> > [15:45:26:844] [Thread: 3044408208] [Chan 1] - M - Cannot cancel timer 0
> > [15:45:26:844] [Thread: 3044408208] [Chan 1] - M - CAS Tx >> [CLEAR
> FORWARD]
> > 0x08
> > [15:45:26:844] [Thread: 3044408208] [Chan 1] - M - CAS Raw Tx >> 0x09
> > [15:45:26:859] [Thread: 3057417104] [Chan 1] - M - Bits changed from
> 0x08 to
> > 0x0C
> > [15:45:26:859] [Thread: 3057417104] [Chan 1] - M - CAS Rx << [CLEAR
> BACK]
> > 0x0C
> > [15:45:27:534] [Thread: 3057417104] [Chan 1] - M - Bits changed from
> 0x0C to
> > 0x08
> > [15:45:27:534] [Thread: 3057417104] [Chan 1] - M - CAS Rx << [IDLE] 0x08
> > [15:45:27:534] [Thread: 3057417104] [Chan 1] - M - Call ended
> > [15:45:27:534] [Thread: 3057417104] [Chan 1] - M - Attempting to cancel
> > timer timer 0
> > [15:45:27:534] [Thread: 3057417104] [Chan 1] - M - Cannot cancel timer 0
> >
> >
> ************************************************chan-1-forward-0-20110718154508.call********************************************************************************
> >
> >
> > We have also used the "timers.cas_persistence_check=3000" parameter and
> the
> > calls are dropped too.
> >
>
> The trace suggest that there is a problem at the physical layer
> (redfone?) and caused a glitch in the CAS bits, is not ok to receive a
> clear forward when we're the forward side, we should receive clear
> backward. The only reason that comes to mind is that the bits were
> reported as changed because of some problem in the line.
>
> Moises Silva
> Senior Software Engineer, Software Development Manager
> Sangoma Technologies Inc. | 100 Renfrew Drive, Suite 100, Markham ON
> L3R 9R6 Canada
> t. 1 905 474 1990 x128 | e. moy at sangoma.com
>
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--
Juan Pablo Villarreal
Ingeniero Electrónico
Santiago de Cali
Colombia
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