Resource Library

How do you measure the experience and knowledge of an IT professional? One way is through certifications. Earning any certification is a notable achievement, though not all certifications carry the same perceived worth.

Here are 18 certification options, in no particular order, that are worth your effort based on site searches, feedback from subject matter experts and data in the Global Knowledge 2019 IT Skills and Salary Report.

Watch John Walter, Solution Architect for Red Hat's Training and Certification team as he discusses the emergence of radically simple Ansible automation and answers your questions.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, explains the difference between our Cisco Unified Communications courses - ACUCW1 & ACUCW2.

For those that want to take their first steps towards Ansible adoption, Red Hat Training has developed several courses to teach you better ways to automate administrative tasks and use Red Hat Ansible Engine effectively, as well as how to leverage advanced features of Ansible to perform more complex tasks. This webinar will highlight the benefits to using Ansible to automate tasks across a variety of Red Hat Enterprise Linux, Windows, cloud, and networking devices. View the slide deck>>

The Bash shell is a powerful tool for managing Linux servers. This video offers a number of tips and tricks for using Bash to help make working on the Linux command-line easier and faster. It explores time saving tools like tab completion, command history, and brace expasion as well as how to combine commands together to create powerful new tools using piping.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, explains the difference between Cisco's Call Manager Express & Call Manager.

On February 17, 2015, Cisco announced changes to the existing voice and video certifications and detailed the new collaboration certification portfolio. This white paper provides an overview of the changes to Cisco certifications with respect to voice and video, outlining dates, and deadlines that may affect your certification process.

Your clients, vendors and workforce don't always operate in the same building, state or country. Cisco Collaboration Endpoint products make communicating with your counterparts across town or on the other side of the world easy. This white paper provides you with product specifications and capabilities for Cisco's phone, desktop, and large screen immersive videoconferencing options.

Meet Global Knowledge course director and lab topology architect Joey DeWiele, a specialist in Unified Communications. Joey will walk you through the benefits of our exclusive Cisco UC lab architecture - a more scalable and stable approach to the all-important labs featured in unified communications courses. Our labs feature upgraded hardware and software including Custom Lenovo T61 PCs, 7965 IP Phones, 3560 Switches and Call Manager 7. With our flexible UC architecture, students are able to view and experience the full lab architecture regardless of which Cisco UC course they are taking or the skill set they are seeking. The lab architecture features a realistic network with redundant environments that are made rich with multiple machines, pre-deployed tools with shortcuts, online documentation that is particular to individual pods, and multiple OS support for all virtual machines (Windows, Linux, VMware).