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 ...

Mobile operators are looking to benefit from the operational and capital cost savings that virtualization has brought to the enterprise world. Network functions virtualization (NFV) promises the ...

Every telecom system is bursting with information about subscribers, services and devices—not to mention the telco's network equipment and operational status. This data is both sensitive and necessary ...

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 ...

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 ...

We met Mr. Murphy, of “What can go wrong, will” infamy, in the introduction to failure modes and the discussion of failure modes at the foundation levels. Now we will learn his tricks on shared media ...

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 ...