If your Ubuntu-based Web server receives a dynamic IP address from your company's Internet Service Provider, the server will automatically be configured to use the ISP's Domain Name System (DNS) ...
Cloud services are all the rage today, although some of my fellow Linux Journal staffers may scoff when they hear me say that. Cloud services is a nebulous term that can mean anything from completely ...
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 ...