[Freeswitch-users] OpenZap and tones.conf - FXO hangup problem

[Anthony Minessale]

What driver are you using underneath for the FXO.



On Mon, Jul 21, 2008 at 7:44 AM, Col Ferguson <asterisk at coltect.no-ip.com>
wrote:

> Hello all,
> I have installed freeswitch and had a bit of a play over the last few days
> and have a question about the format of the tones.conf file for OpenZap.
>
> I have a Xorcom Astribank to play with at the moment and have it working
> mostly. I haven't done anything with the SIP part at all yet.
>
> My basic hurdle at the moment is detecting a hangup on an FXO port before
> any bridged FXS extensions answer.
> If I hangup the line I am ringing into, the FXS extension keeps on ringing,
> then when the FXS extension is answered it is bridged to the FXO port and I
> get a dialtone and access to the FXO PSTN line directly.
>
> I read a post that alluded to the possibility that having the wrong info in
> tones.conf may result in strange behaviour as openzap doesn't recognise
> tones correctly. I could be completely wrong, and often am, but thats
> always
> been a good way to learn stuff.
>
>
> I haven't been able to find any good info on the format of tones.conf, but
> have managed to work out a few things so far.
>
> I have this is tones.conf for au, and its loading properly, but I don't
> know
> what its doing exactly.
>
> [au]
> generate-dial => v=-7;%(1000,0,413,438)
> detect-dial => 413,438
> generate-ring => v=-7;%(400,200,413,438);%(400,2000,413,438)
> detect-ring => 413,438
> generate-busy => v=-7;%(375,375,425)
> detect-busy => 425
> generate-attn => v=0;%(100,100,1400,2060,2450,2600)
> detect-attn => 1400,2060,2450,2600
> generate-callwaiting-sas => v=0;%(300,0,440)
> detect-callwaiting-sas => 440
> generate-callwaiting-cas => v=0;%(80,0,2750,2130)
> detect-callwaiting-cas => 2750,2130
> detect-fail1 => 913.8
> detect-fail2 => 1370.6
> detect-fail3 => 776.7
>
> Using the generate-ring line as an example
>
> generate-ring => v=-7;%(400,200,413,438);%(400,2000,413,438)
>
> I think that
> generate-ring is for generating the ring tone used internally by ring_ready
> (and probably other areas I haven't found/noticed yet)
> ; is a separator
> v=-7 probably sets a volume level ?
> %(400,200,413,438) 400 is the time for the tone to be on, 200 is the time
> for the tone to be off, 413 is the first tone played, 438 is the second
> tone
> played ?
> %(400,2000,413,438) 400 is the time for the tone to be on, 2000 is the time
> for the tone to be off, 413 is the first tone played, 438 is the second
> tone
> played ?
>
> (I found some code in switch.conf.xml that sets up ring tones that showed
> using the two lots of settings, and this sounds right for me in Australia.
> I
> got the freqs from a Sipura, asterisk source and a web site
> www.3amsystems.com)
>
> detect-ring is used to look for a specific tone ?
>
> So what then is the information in generate-attn =>
> v=0;%(100,100,1400,2060,2450,2600) doing ?
> Also what are detect-fail1,2,3 for ?
>
> Is there anywhere to set a disconnect tone ?
> As far as I can tell, Australia uses the busy tone to indicate a hangup,
> which sometimes comes after a period of silence.
>
>
> In case I am completely off track my dialplan is below. All Zap channels
> are
> corresponding numbers, ie channel 1 is number 1 etc. Channel 1-8 are FXS,
> 9-14 ate FXS but input/outputs, 15-22 are FXS and 23-30 are FXO.
>
> This is from /usr/local/freeswitch/conf/dialplan/extensions/home.xml
>
> Please point out anything silly in here.
>
> <extension name="out-zap-channel-7">
>  <condition field="destination_number" expression="^(7)$">
>    <action application="ring_ready"/>
>    <action application="bridge" data="openzap/7/1"/>
>  </condition>
> </extension>
>
> <extension name="out-zap-channel-8">
>  <condition field="destination_number" expression="^(8)$">
>    <action application="ring_ready"/>
>    <action application="bridge" data="openzap/8/1"/>
>  </condition>
> </extension>
>
>
> <extension name="in-zap-channel-27">
>  <condition field="destination_number" expression="^(27)$">
>    <!--<action application="set" data="hangup_after_bridge=true"/>-->
> <!--Couldn't see a difference-->
>    <!--<action application="set" data="effective_caller_id_name=6055
> Line"/>-->                    <!--fiddling-->
>    <!--<action application="set"
> data="effective_caller_id_number=6055"/>-->
> <!--fiddling-->
>    <!--<action application="tone_detect" data="busy 425 r +5 hangup
> normal_clearing"/>-->   <!--Really thought this might work-->
>    <!--<action application="answer"/>-->
> <!--Tried a simple ivr and symptoms same. ivr bridges call-->
>    <!--<action application="sleep" data="2000"/>-->
> <!--hangup incoming call before answering with FXS-->
>    <!--<action application="ivr" data="coltect_ivr"/>-->
> <!--and FXS still rings-->
>    <action application="bridge" data="openzap/8/1"/>
>    <!--<action application="transfer" data="8"/>
>  </condition>
> </extension>
>
> Thanks,
> Col
>
>
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-- 
Anthony Minessale II

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