Cloud native networks are not SDN reborn but a fundamentally different way to look at networks. While SDN seemed to take physical network machines and virtualized them, CNFs are not merely ...

As the networking industry is being transformed by the next-generation virtualization approach called software-defined networking (SDN), the complementary architectural concept of network functions ...

For decades, networks have been built on the same fundamental principle: dedicated hardware appliances for each network function. Need a firewall? Buy a box. Need load balancing? Purchase another ...

Network functions virtualization (NFV) enables IT pros to modernize their networks with modular software running on standard server platforms. According to ETSI, the goal of NFV is to transform the ...

Getting started on designing a network is a task of formidable proportions, but all the more so if you are looking to build a secure IT network. Often, IT system administrators are not fully familiar ...

Listen carefully. The top level of the OSI Reference Model and the IETF protocol stack is the application layer. The application layer, however, doesn’t do applications. It provides services such as ...

With all the attention garnered by the higher OSI layers, we sometimes forget that all seven layers are necessary for communications to work. So when troubleshooting, for example, don’t forget about ...