Re: (PM) PM3 line interfaces go bonkers - power-cycle fixes?

John Schiwitz (john@narrowgate.net)
Tue, 28 Dec 1999 19:05:14 -0600 (CST)

Me too. I got so frustrated this summer that I did a reboot once a week
and it hasn't happened since I've been rebooting. Not powercycling.

On Tue, 28 Dec 1999, Jon Rust wrote:

> Hola Jay!
>
> Yes, I've seen the same thing. Been red-faced more than once after
> screaming at GTE to fix their shzt, only to find that a power cycle
> fixed the problem. And yep, with only 4 PM3's it happens much too
> infrequently, and is much too big of an emergency to open a ticket
> with the on-hold music at Lucent. The last time it happened was
> prolly 3 months ago.
>
> jon
>
> At 4:19 PM -0800 12/28/99, Jay Hennigan wrote:
> >Scenario:
> >
> >We have about 25 PM3s deployed, in a mix of PRI and CT-1 environments.
> >Many of them have been service for just about as long as Livingston has
> >been shipping PM3s. Running 3.9b22 at present, but I've observed this
> >with previous ComOS releases as well.
> >
> >To date I've seen about five instances where the T-1 line interfaces
> >will go into a mode where telco sees massive errors. Line levels look
> >good, some errors seen on the receive end at the PM3.
> >
> >This condition persists until the PM3 is powered off and back up. Rebooting
> >does not fix it. I have not verified if physically unplugging the T-1
> >lines and reconnecting fixes it.
> >
> >It has happened infrequently enough as to not be the kind of thing one
> >can easily open a trouble case with Lucent over, and isn't repeatable
> >(at least not without months of waiting.)
> >
> >Anyone else ever experience this? What's the fix?
> >
> >--
> >Jay Hennigan - Network Administration - jay@west.net
> >NetLojix Communications, Inc. NASDAQ: NETX - http://www.netlojix.com/
> >WestNet: Connecting you to the planet. 805 884-6323
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