RE: MMI - how to handle async events in VXML and CCXML to sync GUI and VUI

Hey there,

in addition to that:
We worked on MMI integration for JVoiceXML. Results, including reflections
on VoiceXML 3, are here:


> -----Original Message-----
> From: Jim Barnett []
> Sent: Wednesday, May 11, 2016 4:01 PM
> To: Nicola Mosca <>;
> Subject: RE: MMI - how to handle async events in VXML and CCXML to sync
> GUI and VUI
> Nicola,
>   No, there is no way to interrupt a VoiceXML 2.1 application
> We worked on this feature as part of VoiceXML 3, but that specification
> never completed.  As things stand, you would have to add this feature to
> your platform as an extension.  If you want to see what we had in mind for
> VXML 3, look at section 6.13 of the preliminary draft at
>,  but be aware that this work was
> never completed and large parts of the document may well be nonsense.
> - Jim
> -----Original Message-----
> From: Nicola Mosca []
> Sent: Tuesday, May 10, 2016 7:07 AM
> To:
> Subject: MMI - how to handle async events in VXML and CCXML to sync GUI
> and VUI
> Dear all
> we know that is possible to use a <data> element in a VXML page to send a
> requesto to a ccxml page that throws an event, but how is possible to
> an async event to a VXML page/platform?
> Suppose for example to have a multimodal application with two channgels, a
> GUI in HTML and a VUI in VXML, on the VXML side i have a prompt with a
> grammar and on the HTML side i have a form, if the form is submitted
> the prompt, for a better user-experience it will be fine to stop the
> on the VUI channel and reload a new VXML page with some updated
> information.
> Is there any feature to handle this scenario?
> With my best regards, Nicola.
> --
> Nicola Mosca
> +39 3382354736
> ***
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Received on Wednesday, 11 May 2016 14:45:13 UTC