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Top Cybersecurity Certifications to Enhance Your Career in 2019

Article | Oct. 04, 2019

Managers are in dire need of cybersecurity professionals with specific skills. If you’re looking to advance your career, or transfer into the cyber field, now is the time to get certified.

Develop Your Skills with Unlimited Access to Red Hat Online Learning

Webinar – Recorded | Jan. 31, 2019

The Red Hat® Learning Subscription delivers 12-months of unlimited access to all Red Hat Online Training courses. The Standard RHLS subscription is a higher tier with access to 5 certification exams and up to 2 retakes.

How Training Can Enhance Your Cloud Adoption

Article | Oct. 10, 2018

Cloud adoption continues to soar. In fact, worldwide Infrastructure-as-a-Service (IaaS) public cloud services grew by 29.5 percent in 2017, according to Gartner. If it’s not in a company’s current plans to utilize cloud technology, it most certainly will be (or should be) in the next couple of years.

A Complete Guide: How to Become Certified in CompTIA Cloud+ CVO-002

White Paper | Aug. 21, 2018

This Certification Prep Guide provides an overview of the current CompTIA Cloud+ certification and offers helpful tips that you can use when preparing for your CompTIA Cloud+ certification exam.

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.

Software Problems and How Docker Addresses Them

White Paper | Jan. 12, 2016

Learn how Docker makes it easy to update, test and debug software with this white paper and gain foundational knowledge about Dockerfile, Docker images and containers.

Cisco FabricPath: Is it Switching, Routing or a Bit of Both?

White Paper | Dec. 04, 2015

Learn how Cisco FabricPath combines the benefits of Layer 2 Switching and Layer 3 Routing, allowing for the scalability and flexibility of Layer 2 while supporting traditional Layer 3 components such as optimal paths, equal cost multipath routing and a Time to Live (TTL) field.

10 Ways Cloud is Changing the World

White Paper | Aug. 14, 2015

The cloud revolution is truly a revolution - the way we work, learn and even play is very different now than it was just 10 or 15 years and will probably be a lot more different in 10 or 15 years. With this in mind, let's look at 10 ways the cloud will (and to a large degree already has) changed the world.

Types of Cloud Deployments

White Paper | June 23, 2015

Cloud computing is a big force in IT today, and it isn't going away. In fact, cloud adoption is going up geometrically, both for end users (think apps on your phone or tablet) as well as for organizations of all sizes. In fact, many smaller organizations may not have any on-premises infrastructure at all, other than networking infrastructure to get connected to the cloud. With this transformation in IT, it behooves all of us in the industry to understand it and adapt or risk being out of a job, like punch card operators.

Top Four Considerations When Choosing Your SoftLayer Data Center Location

White Paper | May 07, 2015

A range of factors can influence the data center you choose. You should consider all of the factors listed in this white paper before deciding where to place your servers.

Cisco UCS B Series Uplink Strategies

White Paper | April 10, 2015

This paper explains uplink strategies for traffic coming in and out of a Cisco Unified Computing Solution (UCS) chassis. An uplink can be Ethernet, Fibre Channel, or FCoE and is a physical connection on the FI that leaves the UCS domain directed away from the B Chassis.

Hardware and Technology Updates in the Cisco UCS Server Products

White Paper | April 09, 2015

Cisco Unified Computing Solution (UCS) is a very popular and powerful solution. Cisco continues to provide updated UCS management options for the full range of data center installations.

Multicast Configuration Comparison of Cisco IOS and Nexus OS

White Paper | April 07, 2015

While there are differences between the IP Multicast configuration in the IOS and the Nexus OS, the Protocol Independent Multicast (PIM) protocol remains fundamentally the same. If you feel comfortable configuring Multicast in the IOS, you should be able to acclimate fairly easily to the changes in the Nexus OS.

Multicast Implementation with Virtual Port Channels and FabricPath

White Paper | April 07, 2015

Multicast Sparse Mode and its derivatives are supported in the Nexus OS. This white paper explains how it has been implemented in the Nexus platform to provide optimum performance in both virtual PortChannel and FabricPath environments.

A Practical View of NIST's Cloud Definition

White Paper | July 14, 2014

The National Institute of Standards and Technology (NIST) created a cloud definition that has been well-accepted across the IT industry. NIST was mandated to assist government agencies to adopt cloud computing for their IT operations. As part of their mandate, NIST created multiple working groups to define cloud computing, its architecture, and requirements. In this paper we explore the center core of NIST's cloud definition.

2014 IT Skills and Salary Report

Special Report | April 04, 2014

The results are in, and analysis is complete from our seventh annual IT Skills and Salary Survey. This was our second in partnership with Windows IT Pro and one of the industry's largest with more than 12,000 North American respondents. Download your copy to learn how your salary, bonus, job function, and other factors compare to your peers.

Which Is Easier to Configure: Cisco IOS or Juniper Junos?

Article | March 17, 2014

The short answer (and a common one in our industry): it depends. When comparing Cisco IOS with Juniper Junos, the decision to choose one over the other is difficult and often boils down to cost. Of course, there are other factors to consider.

UCS Troubleshooting Boot Camp

Video | Aug. 15, 2013

John Barnes, Global Knowledge's Cisco Course Developer, discusses enhancements to our UCS Troubleshooting Boot Camp and suggestions for students in preparation for this course.

2013 IT Skills and Salary Report

Special Report | April 05, 2013

Get a look at how your numbers compare to your peers and neighbors with our comprehensive lists below. A Note About Our Certification List For the condensed list of certifications in our 2013 IT Skills & Salary Report, we included only certifications that received enough responses to be statistically relevant. The list below is more inclusive. Certification data is for informational purposes only, as the values of some of the more exclusive certifications are based on few responses and, therefore, are less reliable.

Juniper's Wonderful Command Line Interface (CLI)

Article | Nov. 05, 2012

Regardless of your vendor preference or your experience on the Juniper JUNOS CLI, assuming you have a point of reference to another vendor, your first thought when experiencing JUNOS is, “I have been here before.” The CLI is familiar, convenient, and polished. The similarities between JUNOS CLI and another CLI such as Cisco’s IOS are not what I want to focus on here however; it is their differences I want to focus on. But first, when you connect to a JUNOS powered device and access Operational Mode (see Brad Wilson’s blog post Introduction to Juniper Junos), it looks very much like the User EXEC Mode in IOS. In fact, there are a lot of JUNOS commands that are very much like the IOS User EXEC Mode commands.

Introduction to Juniper Junos

Article | April 23, 2012

None of us have much time to waste, so what can you do when your environment changes quickly and you need to come up to speed on a device that you have never seen before? You find the quickest way to bring yourself up to speed. Some of you will have experience with other vendors’ equipment, and some of you will not have much experience at all; therefore, we will focus on topics that will get your feet wet the quickest and have you talking Junos in no time.

2011 IT Skills and Salary Report

Special Report | April 04, 2011

For the fourth year in a row, Global Knowledge and TechRepublic have partnered to create a comprehensive IT salary survey. With over 12,000 responses, the 2011 report has turned out to be one of this year's most relevant and revealing salary surveys in the industry. Below is our complete list of Salaries by Popular Certifications and Salaries by State.

10 Security Concerns for Cloud Computing

Webinar – Recorded | May 17, 2010

The flexibility, reduced cost, and mobility of cloud computing have made the concept a hot topic. Before implementing this method of computing, however, it is important to consider the security of the "cloud." During this webinar, we will help you understand some of the risks and benefits of cloud computing so you can decide if it is the right solution for you.

Cloud Computing: What It Is and What It Can Do for You

White Paper | March 10, 2010

The definition of cloud computing depends largely on whether you are a consumer or producer. The public cloud is geared more for the individual consumer or small company, while the private cloud is geared more for a medium-to-large company. In addition, the private cloud is branching out to incorporate the ability to have some data and applications serviced from the public cloud. This white paper examines the different types of cloud computing and shows what cloud computing can offer you.

2009 IT Skills and Salary Report

Special Report | Feb. 24, 2009

The results are in from the 2nd Annual Global Knowledge and TechRepublic IT salary survey. With over 14,150 responses, our 2009 report is one of the industry's most relevant and revealing IT salary surveys. Our 2009 salary search revealed an average increase of 10% nationally over our 2008 salary study. Learn the top paying salaries for IT jobs based on state, industry, certification, and more.