[c-nsp] T1 dropouts

[Shakeel Ahmad]

Scott,

i would suggest to go through the logs (perhaps for few days enable Syslog
facility on router) and share with us what type of Alarms are these ?

SA


On 2/11/07, Ted Mittelstaedt <tedm at toybox.placo.com> wrote:
>
>
> If clocking is a problem it will show up in slips.
>
> Please post the output of
>
> sh service-module
>
> from both routers.  Here's an example output from a router that's been
> up 25 weeks:
>
>
> Module type is T1/fractional
>    Hardware revision is 0.88, Software revision is 1.07,
>    Image checksum is 0x8510A6B6, Protocol revision is 0.1
> Receiver has no alarms.
> Framing is ESF, Line Code is B8ZS, Current clock source is line,
> Fraction has 24 timeslots (64 Kbits/sec each), Net bandwidth is 1536
> Kbits/sec.
> Last module self-test (done at startup): Passed
> Last clearing of alarm counters 17w6d
>    loss of signal        :    0,
>    loss of frame         :    8, last occurred 1d16h
>    AIS alarm             :    8, last occurred 1d16h
>    Remote alarm          :    1, last occurred 16w5d
>    Module access errors  :    0,
> Total Data (last 96 15 minute intervals):
>    0 Line Code Violations, 0 Path Code Violations
>    0 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins
>    0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 0 Unavail Secs
> Data in current interval (772 seconds elapsed):
>    0 Line Code Violations, 0 Path Code Violations
>    0 Slip Secs, 0 Fr Loss Secs, 0 Line Err Secs, 0 Degraded Mins
>    0 Errored Secs, 0 Bursty Err Secs, 0 Severely Err Secs, 0 Unavail Secs
> shearer-dmz-rtr#
>
> Note the 0 in Slip Secs, if you have any figure in there, you have a
> clocking
> issue.
>
> Ted
>
> ----- Original Message -----
> From: "Church, Chuck" <cchurch at multimax.com>
> To: "Scott Brown" <sbrown at ci.sandy.or.us>; <cisco-nsp at puck.nether.net>
> Cc: "Jagow, Ron" <JagowR at trimet.org>
> Sent: Friday, February 09, 2007 1:26 PM
> Subject: Re: [c-nsp] T1 dropouts
>
>
> > First thought would be clocking.  If you're using all 24 channels of the
> > T1, you're probably expected to provide clocking on one side.  Do you
> > have clocking internal on one side, and clocking line on the other?
> >
> > Chuck Church
> > Multimax Network Engineer, CCIE #8776
> > EDS Contractor, Multimax - Navy Marine Corps Intranet (NMCI)
> > 1210 N. Parker Rd. | Greenville, SC 29609
> > Office: 864-335-9473 | Cell: 864-266-3978
> > cchurch at multimax.com
> >
> > -----Original Message-----
> > From: cisco-nsp-bounces at puck.nether.net
> > [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of Scott Brown
> > Sent: Friday, February 09, 2007 3:10 PM
> > To: cisco-nsp at puck.nether.net
> > Cc: 'Jagow, Ron'
> > Subject: [c-nsp] T1 dropouts
> >
> > Hello,
> >
> >  I have a 3640 router with a WIC-1DSU-T1 connecting to a CISCO 2620 with
> > a
> > WIC-1DSU-T1 -
> >
> >
> >
> >  For the most part - everything works great. But every-so-often the link
> > drops and the Alarm lights come on. I would think that if the configs
> > were
> > wrong the link wouldn't work at all.. Is this a hardware failure of the
> > WIC-1DSU-T1 or a line issue?
> >
> >
> >
> >  If you need more details let me know..
> >
> >
> >
> > Scott Brown
> >
> >
> >
> >
> >
> > _______________________________________________
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> >
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>
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