Service Centric Networking

TCP/IP networking relies on IP addresses mapped to a machine to facilitate routing through the Border Gateway Protocol (BGP). This mapping is usually done through the DNS, which maps human-readable names ("cats.com") to IP addresses. Service centric networks are an alternative/extension to DNS, where the…

Linux Network Namespaces

The fundamental isolation technology supporting containers on Linux are Linux namespaces. Namespaces provide isolation of global resources in a way that is transparent to the processes within the namespace. There are currently 7 different namespaces that are supported: Cgroups, IPC, Network, Mount, PID, User, UTS. Today we will be looking…