[Freeswitch-users] Openzap rxgain and txgain not working well

Anthony Minessale anthony.minessale at gmail.com
Wed Sep 22 09:17:24 PDT 2010


I think you are getting a placebo effect because wanpipe module does
not even have a param to control gain.  only the zaptel (zt) i/o
module does.


On Wed, Sep 22, 2010 at 11:03 AM, sdemers at q4innovation.com
<q4innovation at gmail.com> wrote:
> Hi everyone,
> I notice that the rxgain and txgain in the openzap.conf is not working for
> the first span (span 1)
> Is it an issue?
> Here is the result of my investigation.
> Configuration:
>
> Latest Freeswitch (September 9, 2010)
> WANPIPE Release: 3.5.15 without smg_pri
> Sangoma A108 with Echo cancellation enabled.
>
> Wanpipe and libpri.
>
> In the following openzap.conf, the telus2 got the gains but not telus1
> The logs indicate that both got the configuration correctly... But the
> recording session demonstrate that they don't...
> [span wanpipe telus1]
> trunk_type => T1
> b-channel => 1:1-23
> d-channel => 1:24
> rxgain => 11.0
> txgain => 7.0
> [span wanpipe telus2]
> trunk_type => T1
> b-channel => 2:1-23
> d-channel => 2:24
> rxgain => 11.0
> txgain => 7.0
> WORKAROUND:
> Then I maid a dummy span at the top of these two configs...
> Yes the dummy span doesn't exists, in fact there is no T1 connected to it.
>  I got some opening error, but I got the gains on both span now...
> ex:
> [span wanpipe dummy]
> trunk_type => T1
> b-channel => 3:1-23
> d-channel => 3:24
> rxgain => 11.0
> txgain => 7.0
> [span wanpipe telus1]
> trunk_type => T1
> b-channel => 1:1-23
> d-channel => 1:24
> rxgain => 11.0
> txgain => 7.0
> [span wanpipe telus2]
> trunk_type => T1
> b-channel => 2:1-23
> d-channel => 2:24
> rxgain => 11.0
> txgain => 7.0
> -------------------------------
> Openzap.xml.conf Libpri configuration
>    <libpri_spans>
>      <span name="telus1">
>         <param name="q921loglevel" value="alert"/>
>         <param name="q931loglevel" value="alert"/>
>         <param name="node" value="user"/>
>         <param name="switch" value="ni2"/>
>         <param name="dialplan" value="XML"/>
>         <param name="context" value="public"/>
>      </span>
>      <span name="telus2">
>         <param name="q921loglevel" value="alert"/>
>         <param name="q931loglevel" value="alert"/>
>         <param name="node" value="user"/>
>         <param name="switch" value="ni2"/>
>         <param name="dialplan" value="XML"/>
>         <param name="context" value="public"/>
>     </span>
>    </libpri_spans>
>
>
>
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>



-- 
Anthony Minessale II

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