1. 12/4/2007 ERCOT Public INF MP Identity Management Jeff Floyd Gary Macomber

2. 2 ERCOT Public 12/4/2007 Agenda Phase 1.0 Sandbox and EDS Phase 1.5 MP Roles –Process –Descriptions –Matrix Summary

3. 3 ERCOT Public 12/4/2007 Phase 1.0 Completed the project on budget and on schedule Implemented an Identity Management infrastructure to support Zonal to Nodal Migration with the following features: –User Hierarchy to support administration of tool –Delegated management of Administrators, Entities and Market Participants –Integrate with the MIS Portal –Creation of a Roles based architecture to provision to Siebel Enterprise LDAP, Zonal Portal and (in future phases) Nodal Applications. –Audit of all provisioning transactions –Notification of Errors to MPIM Administrators

4. 4 ERCOT Public 12/4/2007 Sandbox and EDS  MPIM Phase 1 will deploy to the Nodal Sandbox environment Mid-December (Access and training information will be distributed then)  Current MP USAs with valid Digital Certificate will be able to access and test the tool  Goal is to allow MP’s to see the look and feel of MPIM with some familiar users and data  Transactions performed in the Nodal Sandbox environment will have NO impact on EDS or Zonal Production  Test Data available  Zonal users and roles will be available for testing purposes  Nodal Roles are not available for assignment  Comments/Feedback must be sent to EDS3@ercot.com by 12/31/2007 to be considered for MPIM Phase 1.5EDS3@ercot.com  Deploy to EDS spring 2008

5. 5 ERCOT Public 12/4/2007 Phase 1.5 Deployment date of early March to EDS Phase 1.5 deployment will be the cutover from the existing TML user management system to MPIM. Current Scope: –Integration with VeriSign Automation Project 60013 –Auto-provisioning NMMS (IMM) Active Directory –Seeding from Zonal Portal –Integration Testing with MMS, CRR, NMMS and OS –Incorporate top priority enhancements from feedback received by 12/31/07

6. 6 ERCOT Public 12/4/2007 Roles - Process Reviewed Zonal role structure Solicited MP feedback and direction –Discussed with UI Subgroup –Resulting matrix distributed to UI Subgroup for comment –Simpler is better –Primary difference is some can do all, others only can see all Within an application Not currently supported in Zonal Developed a Business Role by Application Matrix –9 Business Roles –Establish application access by Business Role

7. 7 ERCOT Public 12/4/2007 Roles - Descriptions NameRightsDescription OperatorR/W Controls generation or transmission equipment, oversees the implementation of instructions from ERCOT Marketer/TraderR/W Participates in one or more ERCOT managed markets, enters bids, offers, trades into the market management system AnalystR Reviews the results of market and/or real time activities for a Market Participant, develops internal reports and analyses Outage OperatorR/W Schedules and updates equipment outages in the ERCOT Control Area, similar to the Operator and Marketer/Trader SettlementsR Reviews the results of market and/or real time activities, validates statements and invoices, enters settlement disputes CRR AccountholderR/W Market Participant qualified to take part in Congestion Revenue Right auctions and related activities Counter-PartyR/W Legal entity that has established Credit with ERCOT for the purposes of participating in various Energy-related markets PlanningR/W Proposes, tracks, and reviews changes and updates to the network model, may participate in transmission and generation planning activities USAR/W Responsible for creating, modifying, and terminating users for their company

8. 8 ERCOT Public 12/4/2007 Agenda Application NameRightsMMSCRROSNMMSMISMPIM OperatorR/W XX Marketer/TraderR/W XX AnalystR XXXX Outage OperatorR/W XX SettlementsR XXX CRR AccountholderR/W XX Counter-PartyR/W XX PlanningR/W XX USAR/W XX

9. 9 ERCOT Public 12/4/2007 Summary MPIM 1.0 –On time, on budget –Available for MP testing mid December MPIM 1.5 –Will be starting requirements phase –Integrates with Zonal project and Nodal applications Roles –Not implemented in MPIM yet –Need MP input to finalize Questions?