[cisco-voip] Many phones resetting spontaneously -- Traces?

Justin Steinberg jsteinberg at gmail.com
Fri Jun 11 10:38:43 EDT 2010


also in RTMT you can do a device search for phones and include parts of the
IP address of the phones in question and you will see a column that has the
time the phones reconnected with CM.  this should give a clear indication of
the time frame for the event.

On Fri, Jun 11, 2010 at 10:18 AM, Jason Aarons (US) <
jason.aarons at us.didata.com> wrote:

>  RTMT Alert Central should have an alert when a large number of devices
> unregister. Might give a timestamp on about what time to start looking in
> ccm trace files, etc.
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Wes Sisk
> *Sent:* Friday, June 11, 2010 10:15 AM
> *To:* dwolgast at gmail.com
> *Cc:* Cisco VOIP Newsletter - puck.nether.net
> *Subject:* Re: [cisco-voip] Many phones resetting spontaneously -- Traces?
>
>
>
> In General:
>
> the traces actually say 'unregister' with device name.  If phones went down
> enmass then typical approach is:
> 1. check CM system and application logs.  look for any critical system
> events (cm crash/restart?)
> 2. pull CM SDI and SDL traces.  when phones next re-register they send a
> reason code for the last unregistration in an ALARM message
> 3. parse traces to identify phones that *did* and *did not* unregister.
> identify patterns in the groups of phones such as subnet, primary cm, phone
> model, device pool, etc.
>
> /Wes
>
> On Thursday, June 10, 2010 7:17:25 PM, Dave Wolgast
> <dwolgas1 at rochester.rr.com> <dwolgas1 at rochester.rr.com> wrote:
>
>  CUCM 6.1(4)
> 7940/42/60/62 running 8.5(3)
>
> I got a report late this afternoon that a fair number of calls were dropped
> when phones reset spontaneously.  All phones were registered to a single
> subscriber.  I am trying to narrow down the cause of the event.
> Unfortunately, nobody thought to record an accurate time when the event
> occurred.  Thus, I have to dig through the traces (I don't see unregisters
> in the Application logs).
>
> What does an unregister look like in traces, or what else could I search on
> that might identify the moment when this occurred?
>
> If there is any additional info I can provide that would help, please let
> me know.
>
> --
> Dave Wolgast
> Livonia, NY
>
>
>
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