These days, every company is built on apps. That is, every company uses some kind of SaaS provider or digital application to run their organization. It’s unavoidable. This means that when we build ...

When IT professionals think about IT infrastructure, they conjure images of routers, switches, WANs, disk arrays and lots and lots of end points. When end users think about IT, they imagine their ...

The technology provides secure remote access to a broad spectrum of applications and network resources Application-layer VPNs are generating lots of attention these days. Proponents cite the ...

Applications have become more dynamic, multi-platform and compartmentalised, and altogether more complex. In this new world of the ultra-distributed composite application, the task of centralised ...

This vendor-written tech primer has been edited by Network World to eliminate product promotion, but readers should note it will likely favor the submitter’s approach. Today, every business in every ...

Engineer, entrepreneur and inventor Bob Metcalfe once described how the value of a network grew as the number of Ethernet cards increased. The concept also works for applications. While the cost of a ...

Welcome! Throughout this course, Network Systems Foundations, you will delve into the fundamental layers of network communication. You will start with a thorough discussion of the Link Layer and its ...