[Spce-user] Generate Ringback tone and 183 when receiving 180 ?

[Daniel Grotti]

Hi Walter,
Lorenzo is right.
Also NGCP is not able to generate ring back tone.
183 should be generated by the callee, or if you have a 180, then the 
caller (phone) should generate the tone internally.

Regards,


*Daniel Grotti *
Head of Customer Support

Sipwise GmbH <http://www.sipwise.com> , Campus 21/Europaring F15
AT-2345 Brunn am Gebirge

Phone: +43(0)1 301 2032 <callto:+4313012032>
Email: dgrotti at sipwise.com <mailto:dgrotti at sipwise.com>
Website: www.sipwise.com <http://www.sipwise.com>

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"Sipwise GmbH" - Europaring F15 - 2345 Brunn am Gebirge
FN:305595f, Commercial Court Vienna, ATU64002206

On 06/22/2016 09:10 AM, Lorenzo Mangani wrote:
> Hi Walter,
>
> The ringing tone towards the user should be locally generated by the 
> UA/device receiving a 180 and involves no early-media.
> You should check what's up with your clients being unable to do so as 
> a first step troubleshooting this - if its a soft-client it might be 
> simply missing its local audio files, etc.
>
> Kind Regards,
>
> Lorenzo Mangani
> /Managing Director and Core Dev/
>
> QXIP BV - Capture Engineering
> Amsterdam, The Netherlands
>
> Desk: +31 20 8080468 / +1 202-632-7227
> Mobile: +31 6 4603-2730
> Email: info at qxip.net <mailto:info at qxip.net>
>
> Find our more about HOMER, PCAPTURE, CAPTAGENT and all our Services 
> and Solutions at http://qxip.net
>
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> On Wed, Jun 22, 2016 at 8:57 AM, Walter Klomp 
> <walter at myrepublic.com.sg <mailto:walter at myrepublic.com.sg>> wrote:
>
>     Hi,
>
>     Running CE 3.8.5:
>
>     Some PBX’es (including asterisk) have a broken implementation of
>     180, and don’t generate ringback to the endpoints.
>
>     When those users call off-net, all works well because 183 comes
>     back and the ringing is in-band.
>
>     When users call on-net to other users, they typically get 180
>     back, and then silence until the destination picks up the call. 
>     This is undesirable.
>
>     Is there a way to tweak Sipwise to generate ringback and 183,
>     instead of 180 ?
>
>     Walter.
>
>
>
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