This how-to shows how to use free Ansible software to automate configuration of Cisco routers and links to other Ansible modules that apply to other vendors' gear and support other functionality ...

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 ...

Like many Linux distributions, Windows, and macOS, Ubuntu has a firewall. This security feature can prevent connections from unwanted sources on your system. Sometimes, though, you might want to ...