[Freeswitch-users] mod_openzap & PRI

[Anthony Minessale]

the dialects are not all done.  we so far can do DMS100 and euro

please join #openzap on irc.freenode.net and join the effort.


On Thu, Sep 18, 2008 at 8:48 AM, Evgeniy Zolotov <zolotov at altron.ua> wrote:

>  We have a lot of questions about mod_openzap & PRI.
>
> 1. If to see directory libs/openzap/src/isdn it is possible to see, there
> are defined
> such dialects : Q931, national, EvroISDN, DMS, 5ESS.
>
> $ ls *.c
> 5ESSmes.c       DMSStateNT.c          mfifo.c                 Q921.c
> Q931mes.c
> 5ESSStateNT.c  DMSStateTE.c         nationalmes.c       Q931api.c
> Q931StateNT.c
> 5ESSStateTE.c  EuroISDNStateNT.c  nationalStateNT.c  Q931.c
> Q931StateTE.c
> DMSmes.c         EuroISDNStateTE.c  nationalStateTE.c  Q931ie.c
> Q932mes.c
>
> Into the file libs/openzap/src/isdn/include/Q931.h (line ~500) are defined
> only 4 dialects
>
> typedef enum                                            // Dialect enum
> {
>    Q931_Dialect_Q931     = 0,
>    Q931_Dialect_National = 2,
>    Q931_Dialect_DMS      = 4,
>    Q931_Dialect_5ESS     = 6,      // Coming soon to a PRI stack near you!
>
>    Q931_Dialect_Count
> } Q931Dialect_t;
> #define DIALECT_STRINGS "q931", "", "national", "", "dms", "", "5ess", ""
>
> Is it possible to add our own dialect PRI (for another submission of
> SUBBADDRESS, for example), if we'll add
> new files *mess.c, *StateNT.c, *StateTE and definition * into the
> Q931Dialect_t ?
>
>
>
> ================================================================================
>
> 2. We start zaptel :
>
> # ls /dev/zap
> 1   12  15  18  20  23  26  29  31  34  37  4   42  45  48  50  53  56  59
> 61  8        ctl
> 10  13  16  19  21  24  27  3   32  35  38  40  43  46  49  51  54  57  6
> 62  9        pseudo
> 11  14  17  2   22  25  28  30  33  36  39  41  44  47  5   52  55  58  60
> 7   channel  timer
>
> - zaptel is started and configured normally.
>
> Next load FreeSWITCH...
>
> We use such configuration file for mod_openzap :
>
> <configuration name="openzap.conf" description="OpenZAP Configuration">
>   <settings>
>     <param name="debug" value="1"/>
>   </settings>
>   <pri_spans>
>     <span id="1">
>       <param name="mode" value="user" />
>       <param name="dialect" value="dms" />
>       <param name="dialplan" value="XML"/>
>       <param name="context" value="public" />
>     </span>
>     <span id="2">
>       <param name="mode" value="user" />
>       <param name="dialect" value="q931" />
>       <param name="dialplan" value="XML"/>
>       <param name="context" value="public" />
>     </span>
>   </pri_spans>
> </configuration>
>
>
> Next we start (from FreeSWITCH console):
>
> freeswitch at opos8.altron.lan> console loglevel 9
> freeswitch at opos8.altron.lan> load mod_openzap
> ...
> freeswitch at opos8.altron.lan> oz dump 1 16
> API CALL [oz(dump 1 16)] output:
> span_id: 1
> chan_id: 16
> physical_span_id: 1
> physical_chan_id: 16
> type: DQ921
> state: UP
> last_state: DOWN
> cid_date:
> cid_name:
> cid_num:
> ani:
> aniII:
> dnis:
> rdnis:
> cause: NONE
>
>
> freeswitch at opos8.altron.lan> oz dump 2 16
> API CALL [oz(dump 2 16)] output:
> span_id: 2
> chan_id: 16
> physical_span_id: 2
> physical_chan_id: 47
> type: DQ921
> state: UP%!
> last_state: DOWN
> cid_date:
> cid_name:
> cid_num:
> ani:
> aniII:
> dnis:
> rdnis:
> cause: NONE
>
> In what manner ( using console or debugging messages ) we can see in
> run-time mode under what type of a dialect
> every "span" is configured ?
>
> If we'll specify for nonexistent dialects:
>
>   <pri_spans>
>     <span id="1">
>       <param name="dialect" value="ABC" />
>     </span>
>     <span id="2">
>       <param name="dialect" value="XYZ" />
>     </span>
>   </pri_spans>
>
> - then >load mod_openzap is carried out successfully and >oz dump <i> <j>
> gives us same result like before.
>
> What dialect is used by "span" in this case? How it can be looked?
>
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>


-- 
Anthony Minessale II

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