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Tag Archives: Cloud

Cloud as a Service

Although I’m no fan of anything/everything as a service (XaaS), mainly due the fact that it has been overused by marketing teams to define whatever they are trying to promote as-a-service. The original three as-a-service definition Software (SaaS), Platform (PaaS) and Infrastructure (IaaS) provide a clearer understanding of what most …

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The Public Cloud

What is it? The public cloud is IaaS and PaaS provided by a managed service provider. The two largest are Amazon AWS and Microsoft Azure, however their are literally thousands of smaller offerings available, from pretty much every vendor on the planet. Why use a public Cloud? With any business …

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Cloud Computing Overview

What is it? Marketing at its best. The term ‘Cloud’ has been used for years to represent any black box service that you as an individual did not want, or need to know. For example in network diagrams your service provider or the Internet has always been denoted as a …

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Network Virtualization Overlay (NVO)

What is it? Network Virtualization Overlay (NVO) is where an independent virtual network infrastructure is created on top of an physical network infrastructure. This concept of an overlay network is not new, but it has become more popular within Data Centers over the past couple of years. Most businesses will have encountered …

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VMware NSX Overview

What is it? Part of VMware’s Software Defined Data Center (SDDC), NSX is VMware’s network and security solution. NSX a virtual alternative to the physical network appliances located in the Data Center placing routers, firewalls and load balancers into the hypervisor. This removes the reliance on the physical network and if you read some of the literature the network team. …

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