Considerable knowledge and hands-on working experience with enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers (including the ability to setup, configure, upgrade, manage, and troubleshoot). Considerable knowledge and working experience with enterprise routers, switches, VPN concentrators, firewalls, wireless access points, and load balancers (including the ability to document, set up, configure, upgrade, manage, and troubleshoot).