[Freeswitch-users] RFC 4579 and FreeSWITCH

[Francis Joanis]

Hi again,

On Fri, Dec 7, 2012 at 1:54 PM, Francis Joanis <francis.joanis at gmail.com>wrote:

> Hi guys,
>
> I started playing with FreeSWITCH to make conferences and I was curious
> about the support for RFC 4579 (Call Control - Conferencing for User
> Agents).
>
> I was able to have FreeSWITCH return a ;isfocus parameter in the Contact
> (from the 200 OK) and I tried to add a new participant to the conference
> using a REFER (see RFC 4579 section 5.5), which generated the following log:
>
> [ERR] sofia.c:7095 Cannot Blind Transfer 1 Legged calls
>
> I think RFC 4579 is mentioned on the FS wiki as a "supported" RFC but is
> this call flow currently supported?
>
> Cheers and thanks for the awesome work in FS,
> Francis
>

After digging through the code I realized my test is probably invalid since
I was reusing the same SIP dialog for the REFER as the one that already
existed for the existing call. I'll retest with a true out of dialog REFER
and post my results back...

Thanks,
Francis
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