Thank you Patrick for the detailed info, it does make perfect sense to me, I never expected that Digium cards have such an problem!
On Thu, May 10, 2012 at 4:13 PM, Patrick Lists < asterisk-l...@puzzled.xs4all.nl> wrote: > On 10-05-12 21:10, khalid touati wrote: > > Hi All, > > I did downgrade to asterisk 1.6.2.6 and dahdi 2.3 which is working with > > other BRI line (in our NL office), but I get this type of errores: > > > > -- Called G1/0788744550 > > [May 10 20:07:20] ERROR[27479]: chan_dahdi.c:12280 dahdi_pri_error: ACK > > received for '1' outside of window of '0' to '0', restarting > > == Primary D-Channel on span 3 down > > [May 10 20:07:20] WARNING[27479]: chan_dahdi.c:4158 pri_find_dchan: No > > D-channels available! Using Primary channel 9 as D-channel anyway! > > == Primary D-Channel on span 3 up > > [May 10 20:07:20] ERROR[27480]: chan_dahdi.c:12280 dahdi_pri_error: > > Huh!? no master found > > > > I didn't change my config in my previous post, anyone familiar with this > > type of errors? > > No but there is a bug report with a lot of information that seems > similar: https://issues.asterisk.org/jira/browse/14031 > > In Europe telco's drop the D-channel (cut off power) to save on the > electric bill. The libpri/dahdi/asterisk combo should detect a dropped > D-channel and signal the telco to fire up the D-channel. Judging from > that bugreport ("Unresolved") it seems Digium has still not succeeded in > properly handling this situation. > > Should you not be able to resolve this issue and really require an ISDN > BRI connection then have a look at an Eicon Diva or Sangoma card. Both > cards+drivers properly handle a dropped D-channel. I have used Eicon > Diva and Sangoma BRI cards in the Netherlands and they work fine. Or you > could get a blackbox from Beronet, Patton, Audiocodes etc. If you feel > adventurous you can also get a BRI card with a HFC-S Cologne chipset and > get the latest and greatest isdn4k-utils, mISDN, mISDNuser and lcr from > http://misdn.eu, build, install and configure lcr to talk to asterisk. A > few weeks ago I set it up and did one test call and that call worked > fine. Use at own risk :) > > Regards, > Patrick > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users > -- Khalid Touati Network Administrator at Endosoft, LLC CCNA
-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
