# Computer Network Support Specialists > Analyze, test, troubleshoot, and evaluate existing network systems, such as local area networks (LAN), wide area networks (WAN), cloud networks, servers, and other data communications networks. Perform network maintenance to ensure networks operate correctly with minimal interruption. - Code: 15-1231.00 (O*NET-SOC; SOC 2018 15-1231) - Family: [Computer & Mathematical](https://foundation.org.ai/occupations#family-15), one of its 38 occupations - Tasks: 26 tasks (26 core) - Page: https://foundation.org.ai/occupations/15-1231.00 - JSON: https://foundation.org.ai/data/tasks/15-1231.00.json ## What the work is made of 1. Back up network data. Core task · Task 19004 · Rated by 117 people who do the job, July 2014 2. Configure security settings or access permissions for groups or individuals. Core task · Task 18991 · Rated by 118 people who do the job, July 2014 3. Analyze and report computer network security breaches or attempted breaches. Core task · Task 19003 · Rated by 116 people who do the job, July 2014 4. Identify the causes of networking problems, using diagnostic testing software and equipment. Core task · Task 18995 · Rated by 118 people who do the job, July 2014 5. Document network support activities. Core task · Task 18993 · Rated by 115 people who do the job, July 2014 6. Configure wide area network (WAN) or local area network (LAN) routers or related equipment. Core task · Task 18992 · Rated by 117 people who do the job, July 2014 7. Install network software, including security or firewall software. Core task · Task 18997 · Rated by 117 people who do the job, July 2014 8. Troubleshoot network or connectivity problems for users or user groups. Core task · Task 19002 · Rated by 117 people who do the job, July 2014 9. Provide telephone support related to networking or connectivity issues. Core task · Task 19010 · Rated by 117 people who do the job, July 2014 10. Evaluate local area network (LAN) or wide area network (WAN) performance data to ensure sufficient availability or speed, to identify network problems, or for disaster recovery purposes. Core task · Task 18994 · Rated by 118 people who do the job, July 2014 11. Analyze network data to determine network usage, disk space availability, or server function. Core task · Task 18989 · Rated by 117 people who do the job, July 2014 12. Perform routine maintenance or standard repairs to networking components or equipment. Core task · Task 19000 · Rated by 116 people who do the job, July 2014 13. Configure and define parameters for installation or testing of local area network (LAN), wide area network (WAN), hubs, routers, switches, controllers, multiplexers, or related networking equipment. Core task · Task 18990 · Rated by 116 people who do the job, July 2014 14. Install new hardware or software systems or components, ensuring integration with existing network systems. Core task · Task 18998 · Rated by 116 people who do the job, July 2014 15. Test computer software or hardware, using standard diagnostic testing equipment and procedures. Core task · Task 19001 · Rated by 116 people who do the job, July 2014 16. Install or repair network cables, including fiber optic cables. Core task · Task 18999 · Rated by 116 people who do the job, July 2014 17. Monitor industry Web sites or publications for information about patches, releases, viruses, or potential problem identification. Core task · Task 19009 · Rated by 117 people who do the job, July 2014 18. Create or update technical documentation for network installations or changes to existing installations. Core task · Task 19006 · Rated by 117 people who do the job, July 2014 19. Train users in procedures related to network applications software or related systems. Core task · Task 19014 · Rated by 117 people who do the job, July 2014 20. Test repaired items to ensure proper operation. Core task · Task 19013 · Rated by 116 people who do the job, July 2014 21. Install and configure wireless networking equipment. Core task · Task 18996 · Rated by 117 people who do the job, July 2014 22. Maintain logs of network activity. Core task · Task 19008 · Rated by 115 people who do the job, July 2014 23. Document help desk requests and resolutions. Core task · Task 19007 · Rated by 117 people who do the job, July 2014 24. Research hardware or software products to meet technical networking or security needs. Core task · Task 19011 · Rated by 117 people who do the job, July 2014 25. Create or revise user instructions, procedures, or manuals. Core task · Task 19005 · Rated by 116 people who do the job, July 2014 26. Run monthly network reports. Core task · Task 19012 · Rated by 115 people who do the job, July 2014 ## More in Computer & Mathematical - [Actuaries](https://foundation.org.ai/occupations/15-2011.00): 15 tasks - [Bioinformatics Technicians](https://foundation.org.ai/occupations/15-2099.01): 19 tasks - [Biostatisticians](https://foundation.org.ai/occupations/15-2041.01): 25 tasks - [Blockchain Engineers](https://foundation.org.ai/occupations/15-1299.07): 17 tasks - [Business Intelligence Analysts](https://foundation.org.ai/occupations/15-2051.01): 17 tasks - [Clinical Data Managers](https://foundation.org.ai/occupations/15-2051.02): 21 tasks - [Computer and Information Research Scientists](https://foundation.org.ai/occupations/15-1221.00): 15 tasks - [Computer Network Architects](https://foundation.org.ai/occupations/15-1241.00): 33 tasks - [Computer Occupations, All Other](https://foundation.org.ai/occupations/15-1299.00): no tasks listed - [Computer Programmers](https://foundation.org.ai/occupations/15-1251.00): 17 tasks - [Computer Systems Analysts](https://foundation.org.ai/occupations/15-1211.00): 22 tasks - [Computer Systems Engineers/Architects](https://foundation.org.ai/occupations/15-1299.08): 28 tasks - [Computer User Support Specialists](https://foundation.org.ai/occupations/15-1232.00): 16 tasks - [Data Scientists](https://foundation.org.ai/occupations/15-2051.00): 16 tasks - [Data Warehousing Specialists](https://foundation.org.ai/occupations/15-1243.01): 18 tasks - [Database Administrators](https://foundation.org.ai/occupations/15-1242.00): 18 tasks - [Database Architects](https://foundation.org.ai/occupations/15-1243.00): 25 tasks - [Digital Forensics Analysts](https://foundation.org.ai/occupations/15-1299.06): 20 tasks - [Document Management Specialists](https://foundation.org.ai/occupations/15-1299.03): 23 tasks - [Geographic Information Systems Technologists and Technicians](https://foundation.org.ai/occupations/15-1299.02): 29 tasks - [Health Informatics Specialists](https://foundation.org.ai/occupations/15-1211.01): 17 tasks - [Information Security Analysts](https://foundation.org.ai/occupations/15-1212.00): 11 tasks - [Information Security Engineers](https://foundation.org.ai/occupations/15-1299.05): 20 tasks - [Information Technology Project Managers](https://foundation.org.ai/occupations/15-1299.09): 21 tasks - [Mathematical Science Occupations, All Other](https://foundation.org.ai/occupations/15-2099.00): no tasks listed - [Mathematicians](https://foundation.org.ai/occupations/15-2021.00): 11 tasks - [Network and Computer Systems Administrators](https://foundation.org.ai/occupations/15-1244.00): 20 tasks - [Operations Research Analysts](https://foundation.org.ai/occupations/15-2031.00): 17 tasks - [Penetration Testers](https://foundation.org.ai/occupations/15-1299.04): 22 tasks - [Software Developers](https://foundation.org.ai/occupations/15-1252.00): 19 tasks - [Software Quality Assurance Analysts and Testers](https://foundation.org.ai/occupations/15-1253.00): 30 tasks - [Statisticians](https://foundation.org.ai/occupations/15-2041.00): 19 tasks - [Telecommunications Engineering Specialists](https://foundation.org.ai/occupations/15-1241.01): 26 tasks - [Video Game Designers](https://foundation.org.ai/occupations/15-1255.01): 24 tasks - [Web Administrators](https://foundation.org.ai/occupations/15-1299.01): 35 tasks - [Web and Digital Interface Designers](https://foundation.org.ai/occupations/15-1255.00): 30 tasks - [Web Developers](https://foundation.org.ai/occupations/15-1254.00): 29 tasks ## Where this comes from Quoted from O*NET 29.0, U.S. Department of Labor, Employment and Training Administration, under CC BY 4.0: free to copy and reuse, with credit. 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