The Ativa RTL8139 is a router designed for home and small office use. It features four 10/100Mbps Ethernet ports for wired connections and supports wireless connectivity through IEEE 802.11b/g/n standards. The router also includes a NAT firewall for improved network security and QoS technology to prioritize network traffic for smoother streaming and gaming experiences. Setup is made easy with the included installation CD and web-based management interface.

The RTL8139 is a router manufactured by the company Ativa 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 192.168.2.1, 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 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.