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 ...

I often have to find the IP address of a machine I'm working on (or need to work on). Sometimes, I need to unblock an IP address of a machine on my network, so the machine can reach a network share ...

My Linux boxes are multi-homed (have two NICs). Each NIC is configured to be on a separate subnet. All good so far. The problem is that they respond to requests sent to either network address ...