Prometheus, Grafana, VLAN, Linux Networking, Vdc, Vxlan, Python, Routing, BGP, Splunk, config db.json, VXLan based networks, Agile practices, Nexus OS, FMC, SONiC NoS, Cisco Firepower firewalls, Network troubleshooting with SONiC, Nexus Dashboard Fabric Controller, Nexus VPC, Switching, FTD, L3 Fabrics, DevOps principles