The D-Link DFL-80 is a high-performance firewall router designed for small to medium businesses. It features four 10/100 Ethernet ports, as well as support for up to 25 VPN tunnels and 10,000 concurrent sessions. The DFL-80 also includes advanced security features such as intrusion prevention, anti-virus, and content filtering to protect against threats from both internal and external sources. The device is easy to set up and manage, with a web-based interface and support for SNMP management.

The DFL-80 Firewall is a router manufactured by the company D-Link 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 admin. 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.