OUTAGE: DACS failure in USWEST/spokane

Ulf Zimmermann ulf at Alameda.net
Sun Dec 27 23:32:27 UTC 1998

On Sun, Dec 27, 1998 at 04:37:32AM -0600, Sean Donelan wrote:
> This morning USWEST lost a DACS serving Spokane (and other places
> in Washington State).
> That isn't very unusual, but did spark my interest in a continuing pattern
> of DACS failures around the country.  Not only have several telco's we
> use had DACS failures (usually a power supply), but the mean time to
> repair (and reprogram) them was over 12 hours.
> Whatever method of quickly re-loading the repaired DACS configuration
> doesn't seem to be working, or the operational procedures of several
> telephone companies are lacking.  Generally after 10-12 hours, the telco
> usually informs us they are manually re-programming the DACS circuit by
> circuit.
> Have other network operators seen the same thing from their facility
> departments or providers?  Is this a problem with the DACS vendor, user-
> interface design, operator procedures, or dumb management?
> -- 
> Sean Donelan, Data Research Associates, Inc, St. Louis, MO
>   Affiliation given for identification not representation

I had DACS failure in the PacHell aehm, PacBell CO in Alameda on X-mas eve.
They lost two relay racks because of that and several of my T1s went down.
It took them about 3-4 hours to fix everything. All my T1s from PacHell 
were ok, part of my CLEC T1s failed.

Regards, Ulf.

Ulf Zimmermann, 1525 Pacific Ave., Alameda, CA-94501, #: 510-769-2936
Alameda Networks, Inc. | http://www.Alameda.net  | Fax#: 510-521-5073

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