Resource Library

According to Cisco marketing, Dynamic Multipoint VPN (DMVPN) “will lower capital and operation expenses, simplifies branch communications, reduces deployment complexity, and improves business resiliency.” Okay. But what is it, really, and why should we care?

I’d like to share some best practices for training BI administrators and architects in your organization. Because they will ultimately lead a major BI upgrade, administrators need training before a major project begins, not a few days or weeks before a go-live like other stakeholders. While there are many facets to upgrading your SAP BI system, I’m focusing on the need for BI architects and administrators to understand the BI4 platform’s new tools, new architecture and new monitoring capabilities.

Our IT Skills & Salary Survey revealed the average AWS certified salary was over 100k - how's that for AWS certification value? Read on for more!

The key difference between hubs, switches and bridges is that hubs operate at Layer 1 of the OSI model, while bridges and switches work with MAC addresses at Layer 2 of the OSI model.

What’s the difference between high availability and fault tolerance in VMware vSphere? This article elaborates on first configuring high availability and then layer on the fault tolerance capability. Learn more.

The way Microsoft certifies Azure skills has changed. In this recorded webinar, we’ll cover what these changes mean for your Azure Certification path.

ITIL is generally not prescriptive. In reality, the CSI Register at any given organization might look significantly different than the example given in the CSI book. The fields given in this example are important. 

A career in Cybersecurity means being a lifelong learner. New attacks are constantly being invented, and cybersecurity engineers must respond to them in new ways. This video introduces a new supply chain attack, which provides a fascinating glimpse into the incredible skills of state sponsored professional hackers.

The SolarWinds cyberattack is one of the most sophisticated and broad cyberattacks in history and will likely be studied for years by cybersecurity researchers as a case study for a supply chain attack. 

The advantage--and disadvantage--of IaaS cloud computing is complete control. The user is responsible for sizing, installing, and maintaining operating systems and applications, backing up the systems, etc. This enables the user to configure everything in an optimal way for the workloads that need to be accomplished, but it requires time and effort to determine how it should be set up, secured, etc. With the goal of providing a good place for you to start your IaaS implementation and highlighting some areas that you should plan for and design for, Global Knowledge instructor John Hales provides a review of IaaS, as well as insight into what you need to know before implementing IaaS. He also shares a laundry list of things to consider when implementing IaaS, including questions to ask yourself, your company and your potential cloud provider.