1.Support LANs, WANs, network segments, Internet, and intranet systems.2.Maintain system efficiency.3.Troubleshoot problems reported by users.4.Maintain network and system security.5.Monitor networks to ensure security and availability to specific users.6.Evaluate and modify system's performance.7.Identify user needs.8.Maintain integrity of the network, server deployment, and security.9.Ensure network connectivity throughout a company's LAN/WAN infrastructure is on par with technical considerations.10.Assign routing protocols and routing table configuration.11.Assign configuration of authentication and authorization of directory services.12.Maintain network servers such as file servers, VPN gateways, intrusion detection systems.13.Administer servers, desktop computers, printers, routers, switches, firewalls, phones, personal digital assistants, smartphones, software deployment, security updates and patches.
