Networking

Quick take Two DAC cables can both say “100G QSFP28” and still behave very differently in a real rack. Price gaps usually come from things you don’t see on the outside: jacket material and formulation, shielding construction, connector contact plating, overmold/potti...

Quick answer They’re all “100G-class” choices, but they’re built for different downstream realities. Pick 1×100G when you’re linking 100G-to-100G devices (uplinks, inter-switch links) and want the cleanest operational model. Pick 2×50G whe...

Quick Answer A Direct Attach Cable (DAC) is a factory-assembled high-speed copper cable with fixed connector “module-style” ends. It’s widely used for short-reach links in data centers because it delivers low latency, simple deployment, and cost-ef...

Quick Answer If your rack is built around 25G servers but your switch layer is standardized on 100G, one of the cleanest ways to control cost is to fan out a single 100G port into four 25G connections using a QSFP28 to 4×SFP28 breakout DAC. It incr...

Quick Answer: MLO is Not About Speed, It’s About Reliability When WiFi 7 is discussed, most attention goes to headline throughput numbers. From an enterprise engineering perspective, however, the most transformative feature of WiFi 7 is Multi-Link Operation (MLO). ...

Introduction In a leaf-spine data center, "the right" Network Packet Broker (NPB) is the one that can be proved in acceptance testing: (1) high 100G density today, (2) a clean path to 400G (including bre...

Introduction In enterprise environments, "top-rated" Network Packet Brokers (NPBs) are not defined by the biggest port count. They are the ones that can be accepted with evidence: ...

Introduction A Network Packet Broker (NPB) project fails not because "the link doesn't come up," but because tools don't receive traffic that is stable, analyzable, and verifiable under peak conditions. Your success criteria should always verify three segments end-to...

Introduction If your priority is "improve security/observability without redesigning the production network", the most reliable approach is to add an observability layer: traffic access (TAP/SPAN/inline-bypass) → NPB (copy/aggregate/filter/replicat...

Introduction If you rely on switch SPAN/port mirroring for security or compliance monitoring, you're likely missing packets during bursts and may even lose error frames (e.g., CRC/short frames) that some security tools need to see. The "mirror-firs...