[asterisk-users] Dahdi interface flapping

Andre Goree andre.goree at gmail.com
Tue Jul 30 10:13:55 CDT 2013


On Tue, Jul 30, 2013 at 10:56 AM, Shaun Ruffell <sruffell at digium.com> wrote:
> On Tue, Jul 30, 2013 at 10:36:58AM -0400, Andre Goree wrote:
>>
>> I seem to be having an issue with the configuration of my PRI on a new
>> asterisk server I've created to replace an old install that I have.
>> The card is Digium Wildcard TE133.
>
> In case you haven't, you should feel free to contact Digium customer
> support with installation assistance with your new card.
>
> http://www.digium.com/en/support/contact
>
>> I've posted the configs and the output of a 'pri debug' below.  Please
>> let me know if I should include anything else to help troubleshoot.
>> I've tried both a standalone conifguration as well as the Dahdi module
>> in FreePBX, results with the same error(s).
>>
>> /etc/dahdi/system.conf:
>> span=1,0,0,ESF,B8ZS
>> bchan=1-23
>> dchan=24
>> loadzone=us
>
> I think the span line above is wrong. I think you want:
>
> span=1,1,0,esf,b8zs
>
> The second 1 indicates that the span should recover the clock from
> the remote side (which should be your provider). However, normally
> when you have the timing misconfigured like this you'll get HDLC
> aborts, and not just the PRI going up and down.
>
> So before looking into any more or contacting customer support, it
> might be easy to change that one line and see if the behavior is
> different.
>
> --
> Shaun Ruffell
> Digium, Inc. | Linux Kernel Developer
> 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA
> Check us out at: www.digium.com & www.asterisk.org
>

Thanks for the suggestions.  I did have the following before, with
similar errors:

[root at asterisk-master dahdi]# cat system.conf.ag
loadzone = us
defaultzone=us
span=1,1,0,esf,b8zs
bchan=1-23
dchan=24



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