Mitul Limbani писал 05.09.2013 21:43:
> Something very similar happened on our boxes and we did nothing special apart from changing DAHDI and Asterisk versions to higher stable (2.6.1 n 1.8.14 respectively) and it went off. > > Don't really know exactly why it happens, it would be worthwhile to investigate if you see it again on CLI or logs. > > Mitul > > On Friday, September 6, 2013, Richard Mudgett wrote: > >> On Thu, Sep 5, 2013 at 1:02 PM, jg <[email protected]> wrote: >> >>> I have 2 ISDN BRI boxes, each with 4 spans, where the first one is configured as CPE, the second one as NET(so I don't need real lines for developing and testing). >>> >>> Once in a while I do see the following libpri error messages simultaneously on both boxes: >>> >>> PRI Span: 1 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 2 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 2 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 2 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 2 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> ... >>> PRI Span: 4 TEI=0 MDL-ERROR (A): Got supervisory frame with F=1 in state 7(Multi-frame established) >>> >>> It does not seem to be a severe error, because everything seems to work. I have not yet figured out how to produce these error messages reliably. They seem to appear after booting both machines before any calls have been made. >>> >>> Does anybody know what to do with these messages? >> >> Q.921 just says to log the condition and carry on as if it did not happen. It does not say what to do >> about it. The condition is likely to happen when the Q.921 peers are out of sync with each other. When >> you reboot your machines, they will be out of sync with each other for awhile. I cannot think of a >> particular sequence of events off-hand where it would happen though. >> >> Richard > > -- > > Regards, > Mitul Limbani, > Chief Architech & Founder, > Enterux Solutions Pvt. Ltd. > 110 Reena Complex, Opp. Nathani Steel, > Vidyavihar (W), Mumbai - 400 086. India > http://www.enterux.com/ [4] > http://www.entvoice.com/ [5] > email: [email protected] > DID: +91-22-71967196 > Cell: +91-9820332422 > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com [1] -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello [2] > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users [3] -- With Best Regards Mikhail Lischuk +380681244933 +380504182274 Links: ------ [1] http://www.api-digital.com [2] http://www.asterisk.org/hello [3] http://lists.digium.com/mailman/listinfo/asterisk-users [4] http://www.enterux.com/ [5] http://www.entvoice.com/
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