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Frank Grewe (fjg@umn.edu) Office of Information Technology University of Minnesota. Physical Plant. 4 different locations 3 production WBOB NTC AHC 1 development/backup Lind Hall. Black Box. Locked 19” rack 2 fiber pairs configured as 200MB etherchannel 2 power connections
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Frank Grewe (fjg@umn.edu) Office of Information Technology University of Minnesota
Physical Plant • 4 different locations • 3 production • WBOB • NTC • AHC • 1 development/backup • Lind Hall
Black Box • Locked 19” rack • 2 fiber pairs configured as 200MB etherchannel • 2 power connections • 2 phone lines
Hardware • Ether Switch • Terminal Server • (2) Modems • SUN Netra T1 • (8) SUN Netra X1 • Dell 2450 • SUN 420R/A1000 • SUN E450
Services • Administration/monitoring/security • Certificate Authority • X.500 DSA • “Repository” • Directory gateways • Web services • Email, etc… • Active Directory!
Networks • Private VLAN • Local (umn.edu) • Internet
Remote Admin • Terminal Server connects to console ports (vcon) • System/application monitoring (mon) • Security monitoring • Oncall paging
History • Vision for universal internet access • E-Mail • Gopher • News • Modem Pool • Etc • Directory seen as a lookup mechanism
White Pages • finger • whois • ph • gopher • http • ldap
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
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
U Card Services • Directory is used for card issuing • Card is associated with X.500 object • Directory directly queried for authorization
U Card Authorization Services Library Student Registration Special Privileges Directory Services Medical “Food” Service Access Denied Building Access Employees
Authn/Authz • radius • https: • un/pw exchange • Web cookies • UCard • DLF • Batch feeds • ldaps?
Directory Role • Authenticates • Audit Trail • Authorization varies: • None • Some • All
Data Sources • Human Resources • Payroll • Student Records • Accounts Receivable • Coordinate Campuses • Departments
Data Owners in Control • Signoff needed to access attributes • Reviewed yearly • Benefits: • Knowledge of attribute usage • Changes transparent to applications