responsible for maintenance and monitoring of active data network or converged infrastructure and related network equipment & focus upon network components within a company's LAN/WAN infrastructure ensuring integrity may also design and deploy networks include activities and tasks such as network address assignment, management and implementation of routing protocols such as RIPv2, HSRP, routing table configurations and certain implementations of authentication It can also include maintenance of certain network servers: file servers, VPN gateways, intrusion detection systems involved in the maintenance and administration of servers, routers, switches, firewalls, phones, IP Phones, personal digital assistants, software deployment, security updates and patches as well as a vast array of additional technologies inclusive of both hardware and software.