On Sun, Jan 17, 2010 at 11:37 AM, Seven Du <dujinfang@gmail.com> wrote:

2010/1/15, Jingwei Yang <jingwei.yang@gmail.com>:

> Hi Guys,
>
> I'm implementing an ACD system using ESL and mod_fifo. Based on what Anthony
> suggested in this post:
> http://www.mail-archive.com/freeswitch-users@lists.freeswitch.org/msg01652.html
>
> *You can make an event socket application that listens for FIFO events and
> keeps track of what FIFOs are currently busy and when there are people
> waiting you can have that script generate a call to a group of SIP phones so
> when the first one answers, it sends them in as an agent where they can
> field the calls.
> *
>
> 1. How should I handle the concurrent issues? If I bridge a user to two
> agents and both of them answers, how does FS take care of this situation?
> Will a slower agent get a busy tone automatically?
>

I think it just follow the standard originate dialstring rules.

> 2. If the socket application is brought up after some users have called in,
> what command should I use to check the busy queues? fifo list?
>

Yes. Perhaps you can also check the fifo db, either sqlite or ODBC.

> 3. Am I using fifo list and fifo count correctly?
>
> here's the testing dialplan:
>
> <extension name="in_fifo">
> <condition field="destination_number" expression="^779$">
> <action application="set" data="fifo_music=$${hold_music}"/>
> <action application="answer"/>
> <action application="fifo" data="*myq *in"/>
> </condition>
> </extension>
>
> when a call comes in and gets queued, these are the results of some commands
> I tried.
>
> freeswitch@localhost.localdomain> fifo list
> API CALL [fifo(list)] output:
> <fifo_report>
> <fifo name="cool_fifo@192.168.1.104" consumer_count="0" caller_count="0"
> waiting_count="0" importance="0">
> <callers></callers>
> <consumers></consumers>
> </fifo>
> </fifo_report>
>
>
> freeswitch@localhost.localdomain> fifo list myq
> API CALL [fifo(list myq)] output:
> <fifo_report></fifo_report>
>
>
> freeswitch@localhost.localdomain> fifo count myq
> API CALL [fifo(count myq)] output:
> none
>
> It seems *myq* doesn't get created at all? Please enlighten.
>
> Thanks and best regards,
> -Jingwei
>

AFAIK, thant means the channel didn't queued in. Did you see any error
logs? I think you need to remove the stars in <action
application="fifo" data="*myq *in"/>.

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