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Frank Grewe Office of Information Technology University of Minnesota.

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Presentation on theme: "Frank Grewe Office of Information Technology University of Minnesota."— Presentation transcript:

1 Frank Grewe (fjg@umn.edu) Office of Information Technology University of Minnesota

2 Physical Plant 4 different locations –3 production WBOB NTC AHC –1 development/backup Lind Hall

3 Black Box Locked 19” rack –2 fiber pairs configured as 200MB etherchannel –2 power connections –2 phone lines

4 Hardware Ether Switch Terminal Server (2) Modems SUN Netra T1 (8) SUN Netra X1 Dell 2450 SUN 420R/A1000 SUN E450

5 Services Administration/monitoring/security Certificate Authority X.500 DSA “Repository” Directory gateways Web services Email, etc… Active Directory!

6 Networks Private VLAN Local (umn.edu) Internet

7 Remote Admin Terminal Server connects to console ports (vcon) System/application monitoring (mon) Security monitoring Oncall paging

8

9 History Vision for universal internet access –E-Mail –Gopher –News –Modem Pool –Etc Directory seen as a lookup mechanism

10 White Pages finger whois ph gopher http ldap

11 Fueled Cooperation First visible joint project between what was then Academic and Administrative groups Directory required data feeds from: –Staff Demographic Database –Student Records Database –Class Registration Database –Student Fees Transactions

12 Directory Changed Processes Demand for electronic update Mailing lists for classes/departments/etc Authentication for modem pool access Departmental Systems (IT Labs) Buy-in occurs when value is perceived

13 U Card Services Directory is used for card issuing Card is associated with X.500 object Directory directly queried for authorization

14 Authorization Services U Card Directory Services Student Registration Employees Access Denied Library “Food” Service Special Privileges Building Access Medical

15 Authn/Authz radius https: –un/pw exchange –Web cookies –UCard –DLF Batch feeds ldaps?

16 Directory Role Authenticates Audit Trail Authorization varies: –None –Some –All

17 Data Sources Human Resources Payroll Student Records Accounts Receivable Coordinate Campuses Departments

18 Data Owners in Control Signoff needed to access attributes Reviewed yearly Benefits: –Knowledge of attribute usage –Changes transparent to applications


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