Administer network services and configurations, including TCP/IP, subnetting, virtual local area networks, switch ports, routing, dynamic host configuration protocol, domain name system integration, access control lists, network segmentation, quality of service, and network access control. Working knowledge of switching, routing, TCP/IP, subnetting, virtual local area networks, dynamic host configuration protocol, domain name system, quality of service, network access control, firewalls, virtual private networks, and network segmentation.