Cisco IOS, CatOS, NxOS, filter and access control, Ciscoworks, TACACS+, ASA, FWSM, HP Openview, Cisco routers, Cisco Switches, F5/Cisco load balancers, Infiniband, Juniper, FiberChannel (FC) SAN, and VPN (IPSEC). Expert level support to include physical installation, configuration, troubleshooting, and optimization of network routers, switches, load balancers, and security devices (Cisco- based).