Netgate SG-3100 is a compact, rack-friendly router and firewall appliance running pfSense software, engineered for small offices and branch sites. It delivers enterprise-class firewalling, site-to-site and remote VPN, traffic shaping, intrusion prevention, and granular policy control. Multiple Gigabit Ethernet ports and expansion options support resilient multi-WAN deployments. Fanless, low-power hardware offers reliable 24/7 operation, while an intuitive web interface, robust update support, and a modular package ecosystem simplify management and security for growing small businesses.

The SG-3100 is a router manufactured by the company Netgate that allows multiple devices to connect to a network and communicate with each other. It works by receiving data packets from devices and forwarding them to their intended destination. The router is assigned a unique IP address 192.168.1.1, which serves as its identifier on the network.

To access the router's settings and configure its functions, users can log in using a web browser and their admin and pfsense. Once logged in, users can customize various settings such as network name, password, and security protocols. They can also set up parental controls, prioritize bandwidth usage, and monitor network activity.