EVPN Part 5: How to Troubleshoot an EVPN Fabric
A systematic EVPN troubleshooting method: an 8-step workflow that starts at underlay and VTEP reachability, with healthy and broken states to compare.
Tomislav Kranjec
Technology Leadership & Architecture
Architecture notes, labs, and field guides.
Enterprise IT · Network Infrastructure · Data Centers · Cloud · AI
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Architecture notes, labs, and field guides
EVPN Part 4: Fabric Design for Scale and Operability
How to design an EVPN fabric that scales and stays operable: design principles, underlay objectives, and the trade-offs of an eBGP underlay.
EVPN Part 3: Multi-Homing, Anycast Gateways, and ARP Suppression
A deep dive into EVPN multi-homing, compared with STP and MLAG, plus Ethernet Segments, ESI, anycast gateways and ARP suppression.
EVPN Part 2: Understanding EVPN Route Types
EVPN route types explained: what Types 1 to 5 do, why each exists, what triggers it, and what to look for when troubleshooting.
EVPN Part 1: Understanding the Fundamentals
EVPN fundamentals: why Ethernet struggles to scale, how VXLAN flood-and-learn falls short, and how an EVPN control plane solves those problems.
Deploy a 5-Router Lab in 15 Minutes on Juniper SRX 100
Build a five-router lab on a single Juniper SRX 100 in 15 minutes by looping two ports, enabling packet mode and using virtual router instances.
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