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Devices must send dual-tone-multi-frequency (DTMF) when a phone call is routed to an automated system. Automated attendant (AA), voicemail (VM), or interactive voice response (IVR) systems are some examples of the types of automated systems that can pick up phone calls.

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.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, explains QoS.

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.

A video covering our Cisco Unified Communications courses - ACUCW1 & ACUCW2 - by Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, discusses Cisco Unity, Unity Connection & Unity Express.

Global Knowledge Course Director and Lab Topology Architect Joey DeWiele, a specialist in Unified Communications, explains presence.

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).

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.

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.

What were the top paying IT and project management certifications for 2016? his article will help you answer both questions by providing a review of the 15 top-paying certifications.

If you want to stay relevant as an IT professional, you have two choices: evolve your current skills or make a big change.

The Global Knowledge IT Skills and Salary Report is a window into the inner workings of IT departments, revealing insights and opinions held by professionals around the world. For 10 years, we have surveyed over 120,000 men and women in IT about the state of the industry. With a decade of data at our fingertips, we analyzed 10 years’ worth of reports and noticed four major trending areas: certifications, salaries, cloud computing and cybersecurity. 

Google Cloud Platform (GCP) is Google’s public cloud offering comparable to Amazon Web Services and Microsoft Azure. The difference is that GCP is built upon Google's massive, cutting-edge infrastructure that handles the traffic and workload of all Google users. There is a wide range of services available in GCP ranging from Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS) to completely managed Software-as-a-Service (SaaS). We will discuss the available infrastructure components and how they provide a powerful and flexible foundation on which to build your applications.

We asked for your top IT horror stories, and you delivered. Read the most unexpected and cringe-worthy IT nightmares from fellow IT professionals.

Do you remember that teacher that made the most difficult concepts easy to understand? The one who amazed you with their complete understanding of the subject matter. We remember those teachers too and the concepts they imparted on us. We know that a good teacher can have a lifelong impact on their students. That’s why we employ only the best and brightest instructors at Global Knowledge.

Explore how IT decision-makers’ training views have changed since we first released our annual IT Skills and Salary Report 12 years ago. Once viewed as an expense, IT leadership now sees professional development as an investment. Even with shrinking budgets and a recent rise in skills gaps, the value of training is currently at an all-time high.

The 2021 revised and updated version CISSP (Certified Information System Security Practitioner) certification exam will be released on May 1, 2021. This new version of the popular CISSP exam will include a modest revision and re-organization of previously included topics, but will integrate a significant number of new topics.