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How Data is Delivered

Article | Sep. 21, 2017

Every second of every day, data is being sent and received. Billions of data packets are processed by your company’s network every day. In fact, you received dozens of packets just to read this article, but the vast majority of us have no idea how this works. People have no clue as to what goes on behind the scenes to ensure data actually gets to the right device.

What is a LAN?

Article | Sep. 12, 2017

If you’ve been around IT for even a few minutes, you’ve likely heard the acronyms “LAN” and “WAN” used by fellow technicians. But with all of the possible variations of networks—different sizes, different arrangements, and different protocols—how do you tell the difference between a LAN and a WAN and everything in between? The simple answer is one of scope and size.

A Beginner's Guide to Encryption

Article | Aug. 29, 2017

It should come as no surprise that in this modern era of digital data we need encryption. But what exactly is it? How do you know what kind of encryption you need? If you were to ask someone what kind of encryption they use, they may respond with a specific encryption-based product, like full-disk encryption. Or they may mention an encryption-based protocol, like HTTPS (HyperText Transport Protocol over SSL). But encryption is much more complicated than that.

Why You Should Consider a Career as a Computer Support Specialist

Article | Aug. 06, 2017

If you are considering career options or have been in the workforce a few years and are seeking a career change, you might want to consider training to become a computer support specialist.

Top 5 Growth Opportunities for IT Pros

Article | July 13, 2017

IT professionals benefit from gaining skills in data analysis, cybersecurity, cloud computing, virtualization and hyperconvergence, and mobile app development.

Password Complexity: You're Doing It Wrong!

Article | July 12, 2017

Just like the physical keys to your car or house, passwords add a bit of inconvenience in exchange for security. However, if you've ever been frustrated by password rules (complexity, special characters and numbers, etc.), you might be happy about the latest news.

New RHEL 7.1 Features Ease Business and IT Adoption

White Paper | Jan. 06, 2016

The recent Red Hat Enterprise Linux (RHEL) 7.1 release offers a range of system-wide improvements. Whether you're new to RHEL or a veteran user, this white paper covers essential new tools and upgrades. Dynamic patching, in-place upgrades, easily configuring new deployments or monitoring entire systems represent some of the more significant changes. This white paper not only explores the significance of these modifications, it also provides useful examples, including diagrams and command lines for executing key tasks. RHEL 7.1 represents the first minor release of RHEL 7, which launched in June 2014 and will be supported for a 10-year life cycle.

A Survey of IBM Power Systems Initiatives in Large-Scale Computing

White Paper | Oct. 23, 2015

The amount of data being produced does not seem to show any sign of slowing; if anything, it may in fact be exceeding projected growth rates. As these absolute limitations on raw hardware capacity begin to be felt, the importance of looking at all of the aspects of a computing infrastructure in order to tackle the future's truly large-scale computing demands, is imperative. This white paper examines how IBM's initiatives like Linux, Cloud Manager with OpenStack and the OpenPower Foundation IBM are meeting this challenge.

Red Hat Taste of Training - RH124

Video | Oct. 15, 2015

Red Hat Taste of Training - RH124

What's New in the CompTIA Network+ (N10-006) Exam

White Paper | Sep. 25, 2015

CompTIA has raised the bar for Network+ candidates. The new certification exam has significant changes to the five "domains" or knowledge areas with new content related to security, cloud, data-center and operational concerns and troubleshooting. There is also a greater emphasis on wireless networking and VoIP. Use this white paper to help you gain an overview of what's new and what's different.