[asterisk-ss7] IAM-REL instead of IAM-ACM-REL

[Anil Gupta]

oops seems you already did the recording thing.

Do you mean only one way audio path(from isdn to ss7) is open before ANM ?


On Fri, Mar 26, 2010 at 11:09 AM, Anil Gupta <anilgupta83 at gmail.com> wrote:

> Hi,
>
> I doubt ss7 starts transmitting audio because I can see asterisk does not
> actually include optional backward call inband information parameter, inband
> information parameter should be set to 1 for audio path to open before ANM.
> I believe some switches could be configured to force this behavior. You
> might want to record on a dahdi channel to make sure if audio is being
> transmitted after ACM
>
> Regards,
>
> Anil
>
> PS : Its will be better if you start a new thread for this.
>
> On Fri, Mar 26, 2010 at 4:17 AM, Domjan Attila <adomjan at tvnet.hu> wrote:
>
>> Hi,
>> I'm not sure it should work... it is not ss7 it is dahdi issue....
>>
>> On Thu, 2010-03-25 at 15:07 -0300, Bruno Rodrigues de Mello wrote:
>> > Hi Attila, your patch more one time work without problems thank you
>> again.
>> >
>> > Regarding this email let me check other problem with you. I have a
>> asterisk
>> > box between a TDM Switch and a Cisco Gateway, using SS7 to TDM and ISDN
>> to
>> > CISCO
>> >
>> > TDM<----SS7--->ASTERISK<---ISDN---> CISCO
>> >
>> > The call come from SS7 side and asterisk forward this call to ISDN. The
>> > cisco gateway plays a message in PROCEEDING. This message ask the user
>> to
>> > put some digits. The calling side listen the message but when he put the
>> > digits the ISDN side don't receive the DTMF.
>> >
>> > I make a dahdi_monitor in SS7 channel and in ISDN channel. In the SS7 I
>> can
>> > listen the audio and the dtmf and in ISDN side I don't listen the DTMF
>> only
>> > the audio
>> >
>> > I don't know why asterisk don't foward the audio received on SS7 side
>> before
>> > the ANM  during the early media.
>> >
>> > Do you know anything about this ?
>> >
>> >
>> > Regards,
>> > Bruno Rodrigues
>> >
>> > --------------------------------------------------
>> > From: "Attila Domjan" <adomjan at tvnet.hu>
>> > Sent: Wednesday, March 17, 2010 9:17 AM
>> > To: <asterisk-ss7 at lists.digium.com>
>> > Subject: Re: [asterisk-ss7] IAM-REL instead of IAM-ACM-REL
>> >
>> > > --
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