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Discover how VLANs and trunks play a vital role in improving the efficiency and security of the enterprise network.

Gain a basic understanding of some of the concerns or planning points to consider when you get ready to deploy vSphere in your organization.

Once you're virtualized, learn what you can do to reduce cost, increase efficiency, anticipate possible "next moves" and how you can make your business more agile.

This paper is a high level, moderately technical understanding of Hyper-Converged Infrastructures (HCI). IT managers, data center architects, and administrators alike may find this information helpful in their pursuit to simplify the data center and improve application performance.

In this report, review the 15 most popular certifications according to our more than 12,000 North American respondents to our annual IT Skills and Salary Survey. For each certification, you'll find a brief description, the average salary, and some insight into why it is popular.

What were the top paying certifications in 2016? Which certifications did people want credentials in? This article gives a look back to 2016 by providing a review of the 15 top-paying certifications.

You know you need to invest in training, but how do you get the best return on investment (ROI) from your training dollars? To help you make smart training decisions, we've put together this guide, which illustrates some alternative and little-known payment options, the types of discounts and promotions available with training and a suggested list of courses that give you excellent value.

Need to know the difference between copper and optical fiber? Want to learn what the acronyms PBX, PC, PCI, PCIe, PCM, PDA, and PDU mean? Our "Geek Speak v3.0" can teach you all this and more. An update to our popular v2.0 "Geek Speak", this white paper will teach you more than 925 popular IT words, phrases, and acronyms.

This report discusses the growing significance of human capital and intellectual property on the performance, sustainability, and valuation of companies. It examines the business drivers for investing in the acquisition, development, and certification of knowledge workers as well as current technology and economic trends that are accentuating the critical need to invest in the education and training of employees and customers.

Read more about the best IT skills to learn in 2014. Global Knowledge’s resource library features comprehensive articles and handy how-to lists.