The document discusses different deployment modes for Storegrid backup software: 1. Single laptop/desktop deployment where the laptop backs up to an external hard drive. 2. Peer-to-peer deployment where multiple systems backup to each other over a network. 3. Client-server deployment where client systems backup to a centralized backup server. The document provides step-by-step instructions for configuring Storegrid in each deployment mode. It also gives examples of how Storegrid could be deployed in small networks with 4 systems in peer-to-peer mode and 25 systems in client-server mode.