Glossary

Plain-language definitions of the networking terms used in Isothrum.

Container

A lightweight, isolated process with its own filesystem and network, started from an image such as nginx or alpine.

Network lab

A small, disposable network of machines built to practise, test or teach, which you can break and rebuild at will.

Subnet (CIDR block)

A range of IP addresses that forms one network, written in CIDR notation such as 10.200.0.0/29.

Virtual machine (VM)

A complete emulated computer with its own kernel and operating system, such as Debian, Kali or Windows Server.