So the UDM Pro has what I think is a major bug: if you set a static IP, then do your configuration, and then want to change your WAN IP it will not allow you to make that IP change. In order to make ...

Netplan is a modern network configuration tool introduced in Ubuntu 17.10 and later adopted as the default for managing network interfaces in Ubuntu 18.04 and beyond. With its YAML-based configuration ...

If you receive such an Ethernet or Wireless Network Connection doesn’t have a valid IP configuration error message then this post may be able to help you. Go ...

In this chapter, you will learn about the addressing used in IPv4 and IPv6. We'll assign addresses of both types to various interfaces on the hosts and routers of the Illustrated Network. We'll ...

In an upcoming blog I expect to write about configuring a home router, which requires logging on to it. This, in turn, requires knowing the IP address of the router. Non-techies typically don’t know ...

The Mac’s Systems Preferences Network applet enables configuring network settings, while the Network Utility (found within Applications\Utilities) provides a graphical interface for troubleshooting ...