[Freeswitch-users] Bridged call not ending/terminating

[Brian Foster]

It is what your telephone company's equipment does, not your mobile phone
provider.
On Apr 15, 2012 12:39 PM, "ocset" <ocset at the800group.com> wrote:

>  Hi Nandy
>
> Thanks for you help.
>
> Just to answer you question first. It makes not difference who hangs up
> first, the calls never terminate.
>
> I have enabled "Polarity Reversal" on the GXW4104 and that has solved the
> problem. What I don't get is why this would work. I thought Polarity
> Reversal is old school and how would my mobile phone be doing this or is
> this being done by the mobile phone provider/carrier?
>
> I now have "Enable Current Disconnect", "Enable Tone Disconnect" and
> "Enable Polarity Reversal" set for good measure even though the "Reverse
> Polarity" was the one that seemed to fix the problem.
>
> Regards
> O.
>
> On 04/15/2012 09:01 AM, Nandy Dagondon wrote:
>
> GSM device or not, just determine what line disconnect signalling is used
> in each port. the GWX gateway must be set to detect this. otherwise,
> there's no way FS can hangup the call. this signal must be present when
> using the SIP gateway.
>
> also test these 2 scenarios - 1) FXO1 hangs up first; 2) FXO2 hangs up
> first.
>
> On Sun, Apr 15, 2012 at 12:48 AM, ocset <ocset at the800group.com> wrote:
>
>>  Thanks Nandy
>>
>> I am not using the GSM device in this test and have tried changing the
>> disconnect signalling without any luck. When I hang up the phones, nothing
>> is recorder in the Freeswitch log (log level 7). Is there a way to trap the
>> disconnect signal by writing a "lua" script or would that info already be
>> written to the log if it was being received?.
>>
>> What I don't understand is that when I use the SIP gateway for the
>> outgoing leg of the call, then the disconnect signal from the two phones is
>> received. But when I use the PSTN line as the outgoing leg, the disconnect
>> signal is not received from either phone?
>>
>> Anyone got any suggestions how I would debug this?
>>
>> Thanks again for your help.
>> O
>>
>>
>>
>> On 04/13/2012 03:40 PM, Nandy Dagondon wrote:
>>
>> check the line supervision signalling of your GSM and the GXW4104. there
>> are several disconnect signalling used: current disconnect, polarity
>> reversal or busy tones. your FXO port must be set accordingly.
>>
>>  On Fri, Apr 13, 2012 at 3:09 PM, ocset <ocset at the800group.com> wrote:
>>
>>> Hi
>>>
>>> I have successfully managed to get FreeSwitch to bridge an incoming call
>>> on a PSTN line to an external mobile phone using a second PSTN line with
>>> the help of a GXW4104 FSO gateway.
>>>
>>> I am now having a serious issue where the call never gets terminated
>>> when the parties hang up. The only way to end the call is to either
>>> shut-down FreeSwitch or turn off the GXW4104. If I bridge the call to a
>>> SIP gateway (PennyTel) instead of the second PSTN line, then it works as
>>> expected when both parties hang up.
>>>
>>> Here is what I have tested
>>>
>>> 1. Call -> PSTN line1 (GXW4140) -> PennyTel SIP gateway -> external
>>> mobile phone -- call end when both parties hang up.
>>> 2. Call -> PSTN line1 (GXW4104) ->  PSTN line2 (GXW4104) -> external
>>> mobile phone -- call never end, even when both parties hang up.
>>>
>>> Is there a parameter I should be setting to help solve this issue or
>>> some code that I should implement to test for this situation?
>>>
>>> I have also noticed that with test scenario 1 (PSTN line + SIP Gateway),
>>> if the person being called does not end the call on their side, then
>>> that leg of the bridge remains active.
>>>
>>> ps. The second PSTN line is not a real copper line. It is a PennyTel
>>> VOIP line that is managed by the modem and connected to the GXW4104 via
>>> phone cable. So, as far as the GXW4104 is concerned, it is just another
>>> POTS line. I don't have a second PSTN phone line so can't test any other
>>> way.
>>>
>>> Thanks in advance
>>> O.
>>>
>>> _________________________________________________________________________
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>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
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>>
>>
>>
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>>
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>>
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>>
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>>
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>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
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>>
>
>
> _________________________________________________________________________
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>
> FreeSWITCH-powered IP PBX: The CudaTel Communication Server
>
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>
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>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
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>
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