The D-Link DSL-2780 is a wireless ADSL router designed for homes and small businesses. It offers high-speed internet connectivity with speeds of up to 300Mbps and supports both ADSL and VDSL connections. The router features four Ethernet ports for wired connections, as well as Wi-Fi connectivity with WPA/WPA2 encryption for secure wireless access. It also includes a built-in firewall and parental controls to ensure network security and control access to specific websites. The DSL-2780 is easy to set up and manage using the web-based user interface.

The DSL-2780 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 , 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 and . 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.