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Enhancing Directory Services at Texas Instruments: Insights from Jim May

Explore the directory services at Texas Instruments, led by Senior Member of Technical Staff, Jim May. Discover the extensive infrastructure that supports over 78,000 entries, including human resources and security data. Understand the evolution of directory services from early installations to the current status, featuring a master server in Plano and 20 user servers worldwide. Learn about data sources, processing methods, and ongoing enhancements aimed at improving user experience. For questions or further information, contact Jim at jmay@ti.com.

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Enhancing Directory Services at Texas Instruments: Insights from Jim May

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  1. Directory Services at Texas Instruments Jim May Senior Member Technical Staff jmay@ti.com

  2. How many directories do you have? • Human resources • Contractor information • Lotus Notes • MS Exchange • Telephone numbers • Distributed Security • MS Mail • cc:Mail • SAP • Help desk/problem tracking • SMTP/POP3 readers • Relational DBs or flat files

  3. From PH to X.500/LDAP • Early 90’ 3 installations of QI/PH • Central distribution of QI data • 1995 first prototype directory loaded • 1996 first pilot DSA (1988) loaded • 1997 March - replaced 1988 with 1993 version. Single master/two user servers • 1997 Assigned DS aliases for ‘site’ directories

  4. Current status of DS Servers • 1 Master directory server located in Plano • 20 Consumer/Users servers with locations worldwide • 78,000 people entries in the directory • Data sources - Employees, contractors, mainframe legacy mail system, others • Main users - SMTP mail infrastructure, phone number lookup.

  5. DS input feed processing Processing is done via Perl script that is scheduled with cron HR data XID data MSG data SSi Data Andersen Data Odsdump dbm database db.ready db.update Ldap updates adds modify delete Files are made available for customer use via anonymous FTP

  6. Sources of DS data Human Resources Security User

  7. DS Usage

  8. Suggestions for Deployment • Make it easy for them to get to the directory • Use ‘standard’ attribute names for commonly used attributes • Provide programming help/examples • Keep data current • Get a ‘killer application’ • email • company photos • phone book

  9. What’s left to do • Metadirectory • Continue web interface enhancements • Continue DSA fanout • Reduce use of output DS feed files • Help users develop their applications

  10. Questions? • Jim May • jmay@ti.com

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