Wednesday 19 June 2019

EVPN ESI Multihoming Part III: Data Flows and link failures


Now you can also download my VXLAN book from the Leanpub.com 

"Virtual Extensible LAN VXLAN - A Practical guide to VXLAN Solution Part 1. (373 pages)

This chapter explains the EVPN ESI Multihoming data flows. The first section explains the Intra-VNI flows (L2VNI) Unicast traffic and Second section introduces BUM traffic. Figure 1-1 shows the topology and addressing schemes used in this chapter. Complete configurations of Leaf-102 and Leaf-103 can be found at the end of the document.



Figure 1-1: Topology an addressing scheme.

Saturday 8 June 2019

EVPN ESI Multihoming- Part II: Fast Convergence and Load Balancing


Now you can also download my VXLAN book from the Leanpub.com 


This chapter introduces the BGP EVPN Route Type1- Ethernet Auto-Discovery (Ethernet A-D) routes. The first section explains the Ethernet A-D per Ethernet Segment (ES) routes, which is mainly used for Fast Convergence. The second section discusses Ethernet A-D per EVI/ES route, which in turn is used for Load Balancing (also called Aliasing/Backup Path).



Figure 1-1: Ethernet A-D per Ethernet Segment (ES) route.