Network Infrastructure

BGP, OSPF, EVPN/VXLAN fabric design, pfSense, GNS3 lab environments at CCNA/CCNP level.

🚧 Additional lab write-ups and topology diagrams coming soon.

Core Areas

Routing Protocols

  • BGP (iBGP/eBGP, Route Reflectors, MP-BGP)
  • OSPF (multi-area, redistribution)
  • EVPN/VXLAN overlay fabric

Datacenter Networking

  • Spine-Leaf topology design
  • VTEP configuration, VNI management
  • L2VPN and L3VPN with BGP EVPN
  • Attack surface: BGP route poisoning, VXLAN frame injection

Security & VPN

  • pfSense (packet filtering, NAT, VLANs)
  • WireGuard, IPsec Site-to-Site VPN
  • Network segmentation design

Tools

  • GNS3 (virtualized lab environments)
  • FRRouting (full-featured routing daemon)
  • Wireshark (deep packet analysis, CCNA/CCNP level)
  • Linux iproute2

EVPN/VXLAN Spine-Leaf Datacenter Fabric