The TP-Link TD-854W router is a wireless ADSL2+ modem router that supports speeds of up to 54Mbps. It features four Ethernet ports for wired connections, a built-in firewall for added security, and support for multiple VPN pass-through sessions. The router also includes a USB port for file sharing and print server functionality. It can be configured and managed through a web-based interface, and supports various network protocols including PPPoE, DHCP, and NAT.

The TD-854W is a router manufactured by the company TP-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.