[Freeswitch-dev] PRI to PRI call in openzap

[Michael Collins]

Alex,

The stock OpenZAP PRI handler doesn't do net, it only does terminal. You'll
need to use the ozmod_libpri method if you want to have FS be a PRI/Net:
http://wiki.freeswitch.org/wiki/OpenZAP#Adding_libpri_Support

-MC

On Fri, Jun 26, 2009 at 12:02 AM, Alex Green <alexg at etherstack.com> wrote:

> Summary: After having a play with analogue openzap, I have moved to a
> TE210p and am having some trouble getting a test PRI to PRI call working.
>
> For the analogue card I had written an app where you give it a number
> via the command line, it will calls you and by pressing digits you can
> either record or playback PCM. Using openzap was fairly straight forward
> if you knew what you are doing (first time was tedious trying to figure
> out the calls, values and state transitions). But it works fine.
>
> For the two span PRI card I am having a bit less luck. I have the RX
> connected to the TX for both spans. I have the config set up correctly
> (according to ztscan and openzap load messages). This is how I start the
> PRI call. I do this for both spans with error checking and for
> zap_configure_span() I use "net" instead of "te" on the second span.
>
> >===========================================
> // Configure the span:
> zap_configure_span("isdn", span_PRI_1, on_signal, "mode", "te",
>                    "dialect", "q931", TAG_END)
> // Start the span:
> zap_span_start(span_PRI_1)
>
> // Make an outgoing call
> zap_channel_outgoing_call(span_PRI_1->channels[1]);
> <===========================================
>
> This gives me the following output:
> >===========================================
> [DEBUG] src/ozmod/ozmod_isdn/ozmod_isdn.c:1029 state_advance() 5:1 STATE
> [DIALING]
> [DEBUG] src/ozmod/ozmod_isdn/ozmod_isdn.c:1757 q931_rx_32() WRITE 32
>
> --------------------------------------------------------------------------------
> [08 02 00 02 05 04 03 80 90 a3 18 03 a1 83 81 1e 02 80 83 28 00 6c 02 01
> 80 70 01 81 7d 02 91 81]
>
> [DEBUG] src/ozmod/ozmod_isdn/ozmod_isdn.c:993 zap_isdn_921_23() READ 32
>
> --------------------------------------------------------------------------------
> [08 02 00 02 05 04 03 80 90 a3 18 03 a1 83 81 1e 02 80 83 28 00 6c 02 01
> 80 70 01 81 7d 02 91 81]
>
> [DEBUG] src/ozmod/ozmod_isdn/ozmod_isdn.c:997 zap_isdn_921_23() 931
> parse error [-3002] [Q931E_ILLEGAL_IE]
> <===========================================
>
> The second channel is reading the data that is being written, which I
> guess is a good start. But, how do I go from here to actual calls?
>
> I am sure it is something simple that I am overlooking. Any help is
> really appreciated. Thanks,
>
> Dr Alex Green.
>
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