[Freeswitch-users] valet_park and caller Id number

Joel Serrano joel at gogii.net
Fri Apr 27 22:06:46 UTC 2018

Maybe you can make that functionality configurable and submit a PR to

I’m sure someone can/will benefit from your effort.


On Fri, Apr 27, 2018 at 13:47 Preston Hagar <prestonh at gmail.com> wrote:

> Just thought I would send a followup in case someone ever runs into the
> same problem and comes across this thread later.
> We ended up having to modify mod_valet_parking.c to pull in the
> caller_id_number channel variable and then added it as an
> event_header_string.
> Then in sofia_presence.c we edited the section that builds the presence
> XML for parked calls and grabbed that caller ID number and put it in the
> <remote><identity display="" section instead of just having the word "park"
> hardcoded like it is now.
> We now get caller Id numbers on things like Voice Operator Panel by having
> it monitor the presence on the parked extensions.
> If anyone ever needs the code, feel free to contact me and I'm happy to
> share.
> On Thu, Apr 19, 2018 at 1:23 PM, Preston Hagar <prestonh at gmail.com> wrote:
>> I've setup mod_valet_park to have a set of "parking slots" so that our
>> receptionist can park the calls in, page for someone to pickup, and then
>> that person can dial in and pick up.  That is all working well.
>> I'm using Voice Operator Panel (VOP) for the receptionist software and
>> want them to be able to monitor presence on the parking slots so that they
>> can see which ones have calls parked that haven't been picked up.  I'd also
>> like them to be able to see the caller id of the call parked in each slot.
>> VOP is monitoring presence fine, but for callerId it just shows "park" as
>> the number.  I traced the presence packets in the console and the problem
>> is that in the remote->identity display section of the notify packet, it
>> has "park" as the value to display, instead of the caller id number parked
>> there.
>> (see example XML below).
>> I have a couple of questions:
>> 1.  Is it even possible to get mod_valet_park/freeswitch to report the
>> parked caller id number in presence requests in the current
>> mod_valet_park?  If so, how is it done?
>> 2.  If it isn't in the current code, can anyone point me to the code
>> block that generates that remote XML section of the presence notification?
>> I poked around in the valet_send_presence function of mod_valet_parking.c,
>> but can't seem to figure out how that block is built.  I will admit that
>> I'm still getting up to speed on how Presence works in FreeSWITCH.
>> Thanks for your help!
>> Here is a sample notify block:
>> <?xml version="1.0"?>
>>       <dialog-info xmlns="urn:ietf:params:xml:ns:dialog-info" version="0"
>> state="full" entity="sip:park+8001 at pbx.myfreeswitchdomain.com">
>>         <dialog id="8001" direction="recipient">
>>          <state>confirmed</state>
>>           <local>
>>              <identity display="park">sip:8001 at pbx.myfreeswitchdomain.com
>> ;proto=park</identity>
>>               <target uri="sip:8001 at pbx.myfreeswitchdomain.com
>> ;proto=park">
>>                 <param pname="+sip.rendering" pvalue="no"/>
>>                </target>
>>             </local>
>>             <remote>
>>               <identity display="park">sip:8001</identity>
>>               <target uri="sip:park+8001 at pbx.myfreeswitchdomain.com"/>
>>             </remote>
>>            </dialog>
>>         </dialog-info>
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