[Freeswitch-users] Questions about att_xfer

[Anthony Minessale]

maybe we can make an origination_cancel_key=# you could set on the dial
string to be able to cancel that originate with dtmf


On Wed, Aug 26, 2009 at 1:27 PM, Anatoliy Kounitskiy <
anatoliy at kounitskiy.com> wrote:

> After several hours of testing I was able to answer myself the
> previous mentioned questions.
>
> It appears that # and the 0 option work _only_ if user C has answered
> the call OR voicemail system answers it.
>
> user A ---call---> user B----attended xfer---> user C
>
> At this point I have new question. In example user C does not have a
> voicemail and the call timeout is not an option to wait for. How can
> user B go back to the user A, who is listening to MOH?
> Could someone help me with an advice/tip?
>
> At the moment I have just one idea for accomplishing it:
> 1) try to use bind_meta_app in the extension with the att_xfer (not
> sure if it can be done). To have a key feature that takes the user A
> call leg id and bridging it with user B
>
> Thank you in advnace,
> Anatoliy Kounitskiy
>
>
> On Wed, Aug 26, 2009 at 5:51 PM, Anatoliy
> Kounitskiy<anatoliy at kounitskiy.com> wrote:
> > Hello everybody!
> > I have few questions about the att_xfer application. First, what i want
> > to accomplish is: user A calls user B, after that user B makes attended
> > transfer to user C.
> > In the dialplan i have:
> >
> > <context name="vpbx">
> >  <extension name="local_number">
> > ...
> >      <action application="bind_meta_app" data="1 b s
> > execute_extension::dx XML features"/>
> >      <action application="bind_meta_app" data="2 b s
> >
> record_session::$${base_dir}/recordings/${caller_id_number}.${strftime(%Y-%m-%d-%H-%M-%S)}.wav"/>
> >      <action application="bind_meta_app" data="3 b s
> > execute_extension::cf XML features"/>
> >      <action application="bind_meta_app" data="4 b s
> > execute_extension::attented_xfer XML features"/>
> >  ....
> >    </condition>
> >  </extension>
> >
> > So when user B answers the call, he sends *4 and the extensions for the
> > attended transfer is started - the usual - plays message and read the
> > input dtmf:
> >
> > features.xml
> > ...
> >    <extension name="attented_xfer">
> >      <condition field="${toll_allow}" expression="local"/>
> >      <condition field="destination_number" expression="^attented_xfer$">
> >        <action application="info"/>
> >        <action application="read" data="3 4 ivr/ivr-enter_ext.wav
> > attxfer_callthis 30000 #"/>
> >        <action application="set" data="call_timeout=15"/>
> >        <action application="att_xfer"
> > data="user/${attxfer_callthis}@${domain_name}"/>
> >      </condition>
> >    </extension>
> > ...
> >
> > To this problems everything is perfect. But here comes the questions, so
> > if you can give some tips would be great.
> >
> > 1) when user B enters the extension number of C - the C's phone starts
> > ringing in the tcpdump i can see that the phone is sending 180 ringing,
> > BUT user B does not hear the ringing.
> > 2) as mentioned in the
> > http://wiki.freeswitch.org/wiki/Misc._Dialplan_Tools_att_xfer
> > quote: "If the other leg is a voicemail or doesn't answered you can
> > hangup that leg by pressing dtmf # (fixed in r14438) "
> > It doesn't work. The option 0 is working even before C answering the
> > phone - after he answers it's a threeway conference :) - i like this
> > feature.
> >
> > I'm using FreeSWITCH Version 1.0.trunk (14633M)
> >
> > Also I tried to set call timeout to see if I can go back the user A, who
> > is listening to MOH - no luck here.
> >
> > Probably I'm missing something. Tried to look in the source of att_xfer
> > to understand why the feature i want is not working - but it seems my
> > C/C++ skills are not so good, as i want :( .
> >
> > Thank you in advance,
> > Anatoliy Kounitskiy
> >
>
>
>
> --
> Anatoliy Kounitskiy
> -------------------------
> E-mail: anatoliy at kounitskiy.com
> Mobile: +359898913540
>
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-- 
Anthony Minessale II

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