What N, N+1, 2N, and 2(N+1) Mean in a Data Center

Diagram comparing N, N+1, and N+2 data center capacity

Have you ever looked at a data center marketing slick and wondered what N, N+1, 2N, and 2(N+1) actually mean? The main thing they tell you is how many components can fail before the system drops below the capacity needed to support the load. When I evaluate a data center, I want to know what … Read more

LibreQoS 2.2 is out

LibreQoS 2.2 ChangeLog LibreQoS 2.2: What Changed Since 2.1 LibreQoS 2.2 guides operators from a fresh install through admin creation, interface selection, network preview, and service startup in the browser. Operators can build topology visually, shape subscribers created from RADIUS sessions, and compare queued demand with traffic that actually crossed the wire. This changelog covers … Read more

Packets Down Range #42:Verizon, H5 tour, China ROAs

Rain Rain Rain. Indiana has been rained on this week. Things are flooded but the Internet still works! So fire up your terminal, and let’s head down range. Patreon Subscribers can view additional news here. It’s only $3 a month. It’s like buying me a Red Bull once a month. Interconnection & Data Center News•Inside … Read more

Newsletter Options Changing

I am in the process of converting all subscribers from Noption to the JetpackNewsletters. I apologize if you receive any duplicates. This will allow for more granular control over what you receive. More announcements coming soon.

Multi-Core Fiber and How It Is Used in Data Centers

If you work around data centers and high-density builds, you have probably heard the term “Multi-Core Fiber” thrown around. People use it in a few different ways. Sometimes, it means a new fiber trunk that comes into a cabinet as a single cable and breaks out into dozens or even hundreds of fibers. That setup … Read more

Unveiling the latest Sneaker in the J2 Line

https://www.aliveshoes.com/j2-tower

I am excited to unveil the latest design in the J2 Tech clothing line. The Tower Sneaker. These custom shoes are handmade by master Italian craftsman from pristine Italian leather. Each designer pair is a one-of-a-kind, combining handcrafting tradition, quality and modern style for a product that’s perfectly Italian. High-top sneaker with a retro vibe … Read more