Network freak is a technical networking blog focused on practical routing, Service Provider networks, Data Center fabrics, and network security.
The goal of this blog is simple: explain real networking concepts in a clear and useful way for engineers who work with protocols, infrastructure, and troubleshooting.
Main Topics
- BGP, OSPF, IS-IS and routing protocol design
- Service Provider networking, MPLS, Segment Routing and traffic engineering
- Data Center networking, EVPN VXLAN, leaf-spine fabrics and automation
- Network security, DDoS mitigation, firewall policy and control-plane protection
- Network troubleshooting, labs, operational tips and configuration examples
Who This Blog Is For
This blog is for network engineers, infrastructure engineers, students preparing for CCNA, CCNP or CCIE-level topics, and anyone interested in how modern IP networks are designed and operated.
Popular Keyword Areas
BGP communities, EVPN VXLAN, MPLS L3VPN, Segment Routing, OSPF troubleshooting, IS-IS design, Service Provider routing, Data Center networking, firewall design, DDoS blackholing and NetDevOps automation.
Most articles are written as practical guides with examples, design notes, troubleshooting hints and lab ideas.
Featured topic hubs
- AI Infrastructure & Automation — AI-ready networks, Hermes Agent workflows and network automation.
- Data Center Networking — leaf-spine, EVPN/VXLAN, BGP and operational troubleshooting.
- BGP Table Watch — daily/weekly Internet routing table changes.
- Resources — useful BGP, routing, security, AI and automation links.
