North American Network Operators Group

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Re: OUTAGE: MCI Worldcom nationwide ATM network

  • From: Danny McPherson
  • Date: Wed Feb 03 19:43:02 1999

This is interesting.  I don't recall their "entire" ATM network being Cisco .. 
or much of it at all for that matter.  What was the source of this report?


> MCI Worldcom had a circuit outage in Indianapolis at about 11:30 CST 
> 3-Feb-1999.  Since then the MCI Worldcom ATM network has been FUBARed.
> MCI Worldcom believes the problem is in some Cisco equipment, and
> cisco has issued a patch.  MCI Worldcom will be reloading their entire
> nationwide ATM network between midnight and 2:00am hoping to fix the
> problem.
> I don't know if MCI Worldcom has filed a FCC outage report like AT&T
> did when their frame-relay network had problem.
> -- 
> Sean Donelan, Data Research Associates, Inc, St. Louis, MO
>   Affiliation given for identification not representation