The Linksys SPA-2002 is a VoIP router designed for small businesses and home offices. It supports two phone lines, allowing users to make and receive calls over the internet using SIP protocol. The router has advanced security features, including encryption and password protection, to ensure data privacy. It is easy to install and configure, with a web-based interface and support for remote management. The SPA-2002 has excellent call quality and reliability, making it a popular choice for businesses looking to switch to VoIP.

The SPA-2002 is a router manufactured by the company Linksys 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 192.168.0.1, 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.