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Engineering notes, scaling guides and case studies on open networking — SONiC switching, VPP routing, optics and OpenWiFi.
What Is a PTP Switch, Why It Matters, and How It Works
In traditional networks, we mainly focus on only two metrics: bandwidth and latency. Bandwidth determines how much data can be carried (like the thickness…
Read moreWhat Is PTP Time Synchronization? ITU-T Class A, B, C in Networking Explained
In our previous article, we explored how PTP switches utilize hardware timestamping to relentlessly minimize synchronization errors down to the nanosecond level. However, there…
Read moreHow to Choose the Right 100G Switch for AI, HPC, NVMe and Cloud Workloads: A Complete Guide
In today's data center infrastructure evolution, 100G has unambiguously become the mainstream standard. Whether it's the full-scale rollout across public cloud hyperscaler networks or…
Read moreScale-Up, Scale-Out, and Scale-Across: The Three Core Scaling Strategies in AI Data Centers
With the rapid advancement of artificial intelligence models, model sizes are growing at an unprecedented pace. From large language models to multimodal models, the…
Read moreCampus Networks Are Going Data Center: How Leaf-Spine, EVPN, and VXLAN Are Redrawing Network Boundaries
So let's go back to that original question: can you mix and match data center switches and campus switches?
Read moreData Center Network vs Campus Network: One Article to Fully Demystify the Difference
In a lot of project evaluations, people always end up asking the same question: what's actually the difference between a data center switch and…
Read moreLDP vs VCL: Choosing the Right VPP–Nginx Integration Architecture for Enterprise Gateways
Offloading Layer 7 proxy workloads to high-performance user-space network stacks is an architectural imperative for modern edge gateways operating at scale. When integrating Nginx…
Read moreAOC vs DAC vs ACC vs AEC Cables: Which Interconnect Is Right for Your Data Center?
Four interconnect technologies. One clear guide. Understand the trade-offs in distance, power, cost, and performance — so you can stop guessing and start deploying.
Read moreSONiC + VPP IP Multicast Architecture: PIM-SM, IGMPv3, and Zero-Copy Explained
As enterprise network workloads continue to scale, application scenarios such as high-definition cross-domain video conferencing, real-time financial data feeds, and large-scale IoT firmware distribution…
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