Rahul Kachalia

Principal Technical Marketing Engineer

Enterprise Switching

Rahul Kachalia is Principle TME with 25+ years of Enterprise and Data-Center networking experience. At Cisco, he is lead architect in driving next-generation software architectures for Enterprise networking products. As an innovator, he holds several patents. Throughout his career he known as trusted-advisor to global customers and collaborated in designing end-to-end networking architectures for Fortune 100 EN customers, Public Sector, HealthCare, Airports and more. Rahul holds double CCIE ( R/S, Service-Provider ) along with many other industry certification. Rahul have authored several Enterprise campus Design Guides. He leads several technology groups and committees.


January 27, 2023


Multicast Domain Name System (mDNS) – Still Flooding?

11 min read

Learn how John used fully distributed mDNS processing across LAN switches and central WLC contributing to a significant boost in the system, network, and endpoint performance.

March 24, 2022


Why Transition to BGP EVPN VXLAN in Enterprise Campus

5 min read

As the number of EVPN leaf nodes increases overlay prefixes and the blast radius in the network grows, the network architects shall consider building a structured Multi-Site overlay networking solution.