After many discussions, whiteboarding sessions, and ‘Design Kitchens’ with customer decision makers, one thing keeps coming up, SRv6 is elegant but not without challenges. So I decided to write this down. For anyone who has followed the SRv6 evolution, you… Read More ›
For many years, MPLS has been the foundation of traffic engineering and service delivery across service provider networks. It is reliable and extremely good at one thing, steering traffic across predetermined paths using simply a label stack. But the networking… Read More ›
Yes, I still remember my first Segment Routing based network deployment back in 2016. Back then, even though the SR Architecture was not standardized yet, some of the early adopters understood the benefit of SR simplicity and joined the train… Read More ›
“Where is MPLS heading?” This is a question often posed by customers and network operators. To provide a comprehensive answer, we must turn our attention to the current and upcoming trends transforming MPLS. In this article, I’ll try to dissect… Read More ›
IP routing protocols are capable of providing data traffic load balancing with the assumption that multiple paths exist and that the cost of each path is the same. In a particular routing protocol, unequal cost of different paths can also… Read More ›
In MPLS networks, a PE router is usually the entry point to the MPLS backbone, that’s also where the customers are connected. Incoming data from the customer facing interface are usually IP packets (in case of L3VPN), and layer-2 frames… Read More ›
I’ve recently returned from a fulfilling trip to Amsterdam, where I spent a long and productive week at the Cisco Live conference. Honored to be selected as a speaker, and alongside my colleague Christopher Beye, we delivered a comprehensive 4-hour… Read More ›
Two months later and I’m back again in Las Vegas for the annual Cisco Sales meetings and celebration event, what we call ‘Cisco IMPACT’. Cisco Live in June 2022 has been an incredible experience, having delivered two sessions on MPLS… Read More ›
It has been long.. quite long since the last in-person Conference. CL Barcelona back in the early 2020 was the last time I had the chance to speak at a conference. Two years after the Pandemic the world is finally… Read More ›
Segment Routing v6 (SRv6) has been into development for some years now, with Cisco as the lead together with Network Operators and other vendors. Here is a short and high-level Demo made by Jakub Horn which shows SRv6 Micro Instruction… Read More ›
CCIE #49534 