Every Linux enthusiast or administrator, at some point, encounters the need to configure or troubleshoot network settings. While the process can appear intimidating, with the right knowledge and tools ...

Modern networks are critical for any enterprise. Networks deliver business applications, multimedia messages and key data to end users around the world. A fundamental element that networks have in ...

This course introduces students to the fundamentals of computer networking, the OSI stack, and the practical and conceptual skills needed to build simple local area networks, perform basic device ...

We have now met the archenemy of networks, Mr. Murphy, as he cackles “What can go wrong, will,” in the introduction to failure modes and the discussion of failure modes at the physical and data link ...

We have recently spoken about IP routing, but there is something else that needs our attention, and it is all about the types of routes found in a routers routing table. It might sound confusing but ...

NETLINK is a facility in the Linux operating system for user-space applications to communicate with the kernel. NETLINK is an extension of the standard socket implementation. Using NETLINK, an ...

Today, the standard methods for moving the network/host address boundary are variable-length subnet masking (VLSM) for host addressing and routing inside a routing domain, and classless interdomain ...

I love new security testing tools. There is nothing quite like finding some magical bits of code allowing you to use and abuse protocols in unique and unnatural ways. I was introduced to Loki at ...