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What is Cisco Unity, Unity Connection & Unity Express?

Video | March 14, 2013

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

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.

RFC 2833 and DTMF Relay

Article | Aug. 12, 2009

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.

Presence Defined

Video | March 21, 2013

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

Overview of ACUCW1 and ACUCW2 Cisco Training

Video | March 14, 2013

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.

IT Horror Stories

Article | Oct. 08, 2018

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

How to Build a VMware vSphere 6.x Home Lab

White Paper | Dec. 12, 2017

Take your VMware vSphere training to the next level—set up your own training lab environment. This paper is broken down into three major sections: the hardware required, the VMware Workstation configuration, and installing vSphere and vCenter (vC).

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.

Four Reasons Why a DevOps Approach Complements ITIL

Article | Dec. 07, 2017

Unlike ITIL, DevOps is more of a philosophy than a formal framework. DevOps, which is short for Collaboration between Development and Operations, arose as a movement within IT best practices when IT managers began to realize that something needed to be done to close the communications and collaboration gap between development groups and support operations staff. After some time and examination, it became clear that there was no inherent conflict between the DevOps movement and ITIL—the two, in fact, are quite complementary.

Exploring the Upgrade from VMware vSphere: Install, Configure, Manage 6.5 to 6.7

Webinar – Recorded | Dec. 13, 2018

VMware vSphere: ICM 6.7 is the foundation for most other VMware technologies in the software-defined data center. The recent update from 6.5 brings important new features and enhancements.