Kubernetes is all about sharing machines between the applications, so understanding how they communicate is essential. The first important element to understand is that every Pod gets its own IP address. This means you do not have to create links between the Pods and also negates the need to map host ports to container ports, as is done in the Docker networking model. Pods can now be treated very similarly to VMs or physical hosts with respect to naming, port allocation, load balancing, migration and more. Read article

The more choice we have, the less satisfied we become however we do need choice to feel freedom and autonomy when decision-making. This is known as the paradox of choice and rings true when buying a packet of crisps (or chips for my US friends), one of Heinz’s 57 varieties or selecting a NOS that best suits your needs. Consumer choice in this sphere is essential as every network requires something a little different to suit their very specific environmental demands. It is this choice that has driven creation, innovation, price and also keeps everyone in this market on their toes. Innovate or die was the cry! Read article

White-box networking is gaining interest not just from hyper cloud networks but also from a host of other organizations whose business logic demand a dynamic, programmable and scalable network. Let’s examine some considerations behind adopting a white-box based architecture. Read article