SP/ ISP - 10+ Years on IP, MPLS, L3 VPN, BGP, MPBGP, VPNv4, OSPF, ISIS, Qos, Provider NNI MSP - Managed Services Provider, Colo provided services, IP, MPLS, L3 VPN, Client Colo HUB's, Internet, IPSEC, Any to any connect, Virtual network provider, Private DSL/ADSL, mixed OEM devices Enterprise Networks - Operations Support, Routing, Switching, NAT, Internet, RIP, EIGRP, OSPF, BGP, DMVPN, GETVPN, Cisco NAC, Nexus 7k, 5k, 2k, Datacenter Operations Support, Checkpoint, Juniper SRX, Solarwind, Infoblox etc