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 ...

The wget command allows you to download files from the Internet using a Linux operating system such as Ubuntu. Use this command to download either a single Web page or a complete copy of your ...

How to Scan for IP Addresses on Your Network with Linux Your email has been sent Are you having trouble remembering what IP addresses are in use on your network? Jack Wallen shows you how to discover ...

Our Linux cheat sheet includes some of the most commonly used commands along with brief explanations and examples of what the commands can do. One of the things you need when building your “chops” on ...

If you’re overly paranoid about computer security, you probably know that standard DNS isn’t terribly secure. Why? Because, by default, DNS queries are not encrypted. That means DNS can be (and often ...