JSCalc

Raid 1 is a simple way to provide drive redundancy. It will mirror your data across disks. Each disk contain the same data. If any … Read More

Redundancy isn’t built-in. RAID 0 doesn’t do any mirror copies or parity calculations. It’s a pure speed/capacity play. Gamers who has massive game collections, video … Read More

The figure printed on the box is a little lie baked into every memory card, SSD and hard drive. That 1 TB drive isn’t really … Read More

How much space does a set of disks actualy have? That’s the initial question any builder has when thinking about building a disk pool (a … Read More

Every network administrator asks themselves this question sometime: How big a pool should I set? And if there’s a busy hour in my day, will … Read More

Over time, routing tables fills with extra routes. Whenever you bring up a new subnet, all the routers along the way has to check, advertise, … Read More

JSCalc-Blog.com’s MAC address format converter produces tidy and consistent outputs from all kinds of hardware addresses. Each network interface card are manufactured with a 48-bit … Read More

When you type 192.168.1.1 into your browser, it works. But if you were to try to pass that exact same address into a database query … Read More

Your computer masks the workings beneath in tidy dots and digits. You don’t often look directly at IP addresses for what they actualy are. But … Read More

Planning a network is one of those things where IPv6 addresses become abstract. They’re so big that your brain stops seeing them as real numbers. … Read More