------------------------------------------------------------------------------
------------------------
W E E K E N D   S Y S T E M S   A V A I L A B I L I T Y

F O R

December 29, 2000 5:00pm through January 2, 2001 12:00am
------------------------------------------------------------------------------
------------------------                   
        
SCHEDULED SYSTEM OUTAGES: 

ARDMORE DATA CENTER - FACILITY OPERATIONS: No Scheduled Outages.

AZURIX: No Scheduled Outages.

EB34 DATA CENTER - FACILITY OPERATIONS: No Scheduled Outages.

EDI SERVER: No Scheduled Outages.

ENRON NORTH AMERICAN LANS:  
Impact:  Ardmore
Time:  Sat 12/30/2000 at  9:00:00 PM CT thru Sat 12/30/2000 at  9:15:00 PM CT
 Sat 12/30/2000 at  7:00:00 PM PT thru Sat 12/30/2000 at  7:15:00 PM PT
 Sun 12/31/2000 at  3:00:00 AM London thru Sun 12/31/2000 at  3:15:00 AM 
London
Outage:  Migrate  EOTT 
Environments Impacted:  EOTT
Purpose: Migrate various 192.168.33.0 connections. Move these devices 
directly to the core switches
Backout: Move connection back
Contact(s):  Vincent Fox  713-345-7784    
                 
Impact:  EES
Time:  Sat 12/30/2000 at  9:15:00 PM CT thru Sat 12/30/2000 at  11:45:00 PM CT
 Sat 12/30/2000 at  7:15:00 PM PT thru Sat 12/30/2000 at    9:45:00 PM PT
 Sun 12/31/2000 at  3:15:00 AM London thru Sun 12/31/2000 at  5:45:00 AM 
London
Outage:  Add RSM to EES EB Routers
Environments Impacted:  EES
Purpose: Remove traffic from the ATM links for improved reliability, prepare 
for migration to Gigabit to connect to Ardmore.
       Each network will be down approximately 10 minutes for switchover.
Backout: Move routing functionality back to Ardmore
Contact(s):  Vincent Fox  713-345-7784    
 
FIELD SERVICES:  No Scheduled Outages.

INTERNET: No Scheduled Outages.

MESSAGING: 
Impact:  Corp Notes
Time:  Mon 1/1/2001 at  12:30:00 AM CT thru Mon 1/1/2001 at  6:00:00 AM CT
 Sun 12/31/2000 at  10:30:00 PM PT thru Mon 1/1/2001 at  4:00:00 AM PT
 Mon 1/1/2001 at   6:30:00 AM London thru Mon 1/1/2001 at  12:00:00 PM London
Outage:  cNotes Server Reboots
Environments Impacted:  All users on any of the mailservers listed below
Purpose: Scheduled @ 2 week interval
Backout: Make sure server comes up.
Contact(s):  Trey Rhodes  (713) 345-7792  
 
MARKET DATA: No Scheduled Outages.

NT: No Scheduled Outages.

OS/2:  No Scheduled Outages.

OTHER SYSTEMS: Unix 
Impact:  CORP, UNIX USERS, UNIFY USERS
Time:  Sat 12/30/2000 at  1:00:00 AM CT thru Sun 12/31/2000 at  4:00:00 PM CT
 Fri 12/29/2000 at  11:00:00 PM PT thru Sun 12/31/2000 at  2:00:00 PM PT
 Sat 12/30/2000 at  7:00:00 AM London thru Sun 12/31/2000 at  10:00:00 PM 
London
Outage:  ERMS, TAG, CPR database migration from server larry to skywalker.
Environments Impacted:  All
Purpose: Mirating to SUN new T-3 disk technology to improve user performance 
and reliability.  
        This will require all users to log out of their applications when 
they leave Friday.
Backout: Fall back to server larry.  It will not be erased or modified.
Contact(s):  Zhiyong Wei      713-853-3020
  Malcolm Wells  713-345-3716
   
SITARA:  No Scheduled Outages.

SUN/OSS SYSTEM: No Scheduled Outages.

TELEPHONY: 
Impact:  
Time:  Fri 12/29/2000 at  7:00:00 PM CT thru Fri 12/29/2000 at  9:00:00 PM CT
 Fri 12/29/2000 at  5:00:00 PM PT thru Fri 12/29/2000 at  7:00:00 PM PT 
 Sat 12/30/2000 at  1:00:00 AM London thru Sat 12/30/2000 at  3:00:00 AM 
London
Outage:  EB & 3AC Lucent Switch Software Upgrade
Environments Impacted:  All
Purpose: To allow for IP trunking
Backout: Back-up optical disks will be used to reload all translations.
Contact(s):  Cynthia Siniard   713-853-0558    
 
TERMINAL SERVER:  No Scheduled Outages.

UNIFY:  No Scheduled Outages.

------------------------------------------------------------------------------
-------------------------------------------------------
FOR ASSISTANCE

(713) 853-1411   Enron Resolution Center
(713) 853-5536   Information Risk Management

Specific Applications Help:
Unify On-Call      (713) 284-3757  [Pager]
Sitara On-Call     (713) 288-0101  [Pager]
RUS/GOPS/GeoTools/APRS   (713) 639-9726  [Pager]
OSS/UA4/TARP    (713) 285-3165  [Pager]
CPR      (713) 284-4175  [Pager]
EDI Support      (713) 327-3893  [Pager]