I changed the fixed ip address in network/interfaces on server XYZ, and "ip addr" reflects the change. I rebooted XYZ. I am able to ssh to the system using the new IP addr (192.168.1.1) . However ...

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'm getting "connection not authorized" when hitting a number of Tomcat servers by the their IP addrs directly. However, I could get the pages fine if I switch to visiting by the FQDNs those IP addrs ...

An IP address is a 32-bit unsigned integer. It’s usually written as four numbers separated by dots, as in: 212.227.196.186. This format is knows as the “dotted decimal notation”. Applications use ...

Install nmap if you don't already have it on your Linux computer. Run "sudo apt-get install nmap" on Ubuntu, or "sudo dnf install nmap" on Fedora. To do a quick scan of your network and discover the ...